Hitachi ZAXIS 70 Operator's Manual

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Operator's Manual

70LC

80SB

80SBLC

85US

Excavator

Serial No.

ZAXIS70, 70LC,

80SB, 80SBLC

ZAXIS85US

060001 and up

040001 and up

PART NO. EM1CD-EN3-2

Table of Contents

Summary of Contents for Hitachi ZAXIS 70

Page 1 PART NO. EM1CD-EN3-2 Operator’s Manual 70LC 80SB 80SBLC 85US Excavator Serial No. ZAXIS70, 70LC, 80SB, 80SBLC 060001 and up ZAXIS85US 040001 and up...
Page 2 Hitachi machine models are 2 models as shown in the table below. When referring to the texts and/or illustrations indicated with the appli- cable machine class names in this manual, check that the machine models concerned are included using this table.
Page 5 MACHINE NUMBERS The manufacturing Nos. explained in this group is the individual number (serial No.) given to each machine and hydraulic components. These numbers are requested when inquiring any information on the machine and/or components. Fill these serial Nos. in the blank spaces in this group to immediately make them available upon request.
Page 6 MACHINE NUMBERS TRAVEL MOTOR TYPE: MFG. NO.: M1CD-01-005 SWING MOTOR TYPE: MFG. NO.: M1CD-07-004 HYDRAULIC PUMP TYPE: MFG. NO.: M1CD-07-013...
Page 7: Table Of Contents
CONTENTS MACHINE NUMBERS Remove Paint Before Welding or Heating..S-27 Prevent Battery Explosions....... S-28 SAFETY Service Air Conditioning System Safely.... S-28 Recognize Safety Information ......S-1 Handle Chemical Products Safely ....S-29 Understand Signal Words ........S-1 Dispose of Waste Properly ....... S-29 Follow Safety Instructions ........
Page 8 CONTENTS Digital Clock Setting Procedure......1-36 Precautions for Operations ........5-11 Cab Door Release Lever........1-37 Operate the Machine Safely ......5-12 Opening Upper Front Window......1-37 Operating Backhoe ..........5-13 Closing Upper Front Window ......1-38 Grading Operation ..........5-13 Removing and Storing Lower Front Window..1-39 Face Shovel Operation ........5-14 Opening Side Windows ........
Page 9 CONTENTS HYDRAULIC CIRCUIT AND Change Hydraulic Oil ........7-29 ELECTRICAL CIRCUIT Suction Filter Cleaning ........ 7-29 Replace Hydraulic Tank Oil Filter....7-32 HYDRAULIC CIRCUIT ZAXIS70, 70LC, 85US ...8-1 Replace Pilot Oil Filter......... 7-34 HYDRAULIC CIRCUIT ZAXIS80SB, 80SBLC..8-2 Replace Swing Drain Filter Element ... 7-35 Electrical Circuit ZAXIS70/70LC/80SB/ Replace Air Breather Element.....
Page 10 CONTENTS Shoe Types and Applications (ZAXIS70, 70LC with Blade) ....... 13-5 Shoe Types and Applications (ZAXIS85US with Blade) ......13-6 Specifications (ZAXIS80SB, 80SBLC with Blade) .... 13-7 Shoe Types and Applications (ZAXIS85US with Blade) ......13-8 Offset Arm Front..........13-9 Precautions for Operating with the Offset Function..........
Page 11: Safety
SAFETY RECOGNIZE SAFETY INFORMATION These are the SAFETY ALERT SYMBOLS. • When you see these symbols on your machine or in this manual, be alert to the potential for personal in- jury. • Follow recommended precautions and safe operating practices. SA-688 001-E01A-0001 UNDERSTAND SIGNAL WORDS...
Page 12: Follow Safety Instructions
SAFETY FOLLOW SAFETY INSTRUCTIONS Carefully read and follow all safety signs on the machine and all safety messages in this manual. Safety signs should be installed, maintained and re- placed when necessary. • If a safety sign or this manual is damaged or missing, order a replacement from your authorized dealer in the same way you order other replacement parts (be sure to state machine model and serial number when...
Page 13: Wear Protective Clothing
SAFETY WEAR PROTECTIVE CLOTHING Wear close fitting clothing and safety equipment appro- priate to the job. You may need: A hard hat Safety shoes Safety glasses, goggles, or face shield Heavy gloves Hearing protection Reflective clothing Wet weather gear SA-438 Respirator or filter mask.
Page 14: General Precautions For Cab
SAFETY GENERAL PRECAUTIONS FOR CAB • Before entering the cab, thoroughly remove all dirt and/or oil from the soles of your work boots. If any controls such as a pedal is operated while with dirt and/or oil on the soles of the operator’s work boots the operator’s foot may slip off the pedal, possibly result- ing in a personal accident.
Page 15: Use Handholds And Steps
SAFETY USE HANDHOLDS AND STEPS Falling is one of the major causes of personal injury. • When you get on and off the machine, always face the machine and maintain a three-point contact with the steps and handrails. • Do not use any controls as handholds. •...
Page 16: Fasten Your Seat Belt
SAFETY FASTEN YOUR SEAT BELT If the machine should overturn, the operator may be- come injured and/or thrown from the cab. Additionally the operator may be crushed by the overturning machine, resulting in serious injury or death. • Prior to operating the machine, thoroughly examine webbing, buckle and attaching hardware.
Page 17: Operate Only From Operator's Seat
SAFETY OPERATE ONLY FROM OPERATOR’S SEAT Inappropriate engine starting procedures may cause the machine to runaway, possibly resulting in serious injury or death. • Start the engine only from the operator’s seat. • NEVER start the engine while standing on the track or on ground.
Page 18: Investigate Job Site Beforehand
SAFETY INVESTIGATE JOB SITE BEFOREHAND When working at the edge of an excavation or on a road shoulder, the machine could tip over, possibly resulting in serious injury or death. • Investigate the configuration and ground conditions of the job site beforehand to prevent the machine from falling and to prevent the ground, stockpiles, or banks from collapsing.
Page 19: Provide Signals For Jobs Involving Multiple Numbers Of Machines
SAFETY PROVIDE SIGNALS FOR JOBS INVOLVING MULTIPLE NUMBERS OF MACHINES For jobs involving multiple numbers of machines, pro- vide signals commonly known by all personnel involved. Also, appoint a signal person to coordinate the job site. Make sure that all personnel obey the signal person’s directions.
Page 20: Drive Machine Safely
SAFETY DRIVE MACHINE SAFELY Before driving the machine, always confirm that the travel levers/pedals direction corresponds to the direc- tion you wish to drive. • Be sure to detour around any obstructions. • Avoid traveling over obstructions. Soil, fragments of rocks, and/or metal pieces may scatter around the machine.
Page 21: Avoid Injury From Rollaway Accidents
SAFETY AVOID INJURY FROM ROLLAWAY ACCIDENTS Death or serious injury may result if you attempt to mount or stop a moving machine. To avoid rollaways: • Select level ground when possible to park machine. • Do not park the machine on a grade. •...
Page 22: Avoid Injury From Back-Over And Swing Accidents
SAFETY AVOID INJURY FROM BACK-OVER AND SWING ACCIDENTS If any person is present near the machine when backing or swinging the upperstructure, the machine may hit or run over that person, resulting in serious injury or death. To avoid back-over and swing accidents: •...
Page 23: Keep Person Clear From Working Area
SAFETY KEEP PERSON CLEAR FROM WORKING AREA A person may be hit severely by the swinging front at- tachment or counterweight and/or may be crushed against an other object, resulting in serious injury or death. • Keep all persons clear from the area of operation and machine movement.
Page 24: Avoid Tipping
SAFETY AVOID TIPPING DO NOT ATTEMPT TO JUMP CLEAR OF TIPPING MACHINE --- SERIOUS OR FATAL CRUSHING INJU- RIES WILL RESULT MACHINE WILL TIP OVER FASTER THAN YOU CAN JUMP FREE FASTEN YOUR SEAT BELT The danger of tipping is always present when operating on a grade, possibly resulting in serious injury or death.
Page 25: Dig With Caution
SAFETY DIG WITH CAUTION Accidental severing of underground cables or gas lines may cause an explosion and/or fire, possibly resulting in serious injury or death. • Before digging check the location of cables, gas lines, and water lines. • Keep the minimum distance required, by law, from ca- bles, gas lines, and water lines.
Page 26: Object Handling
SAFETY OBJECT HANDLING If a lifted load should fall, any person nearby may be struck by the falling load or may be crushed underneath it, resulting in serious injury or death. • When using the machine for craning operations, be sure to comply with all local regulations.
Page 27: Park Machine Safely
SAFETY PARK MACHINE SAFELY To avoid accidents: • Park machine on a level surface. • Lower bucket to the ground. • Turn auto-idle switch and H/P mode switch off. • Run engine at slow idle speed without load for 5 min- utes.
Page 28: Safety Transporting
SAFETY SAFETY TRANSPORTING The danger of tipping is present when loading/unloading the machine onto/from a truck or trailer bed. • Be sure to observe local regulations when transporting the machine on public roads. • Provide an appropriate truck or trailer for transporting the machine.
Page 29: Practice Safe Maintenance
SAFETY PRACTICE SAFE MAINTENANCE To avoid accidents: • Understand service procedures before doing work. • Keep the work area clean and dry. • Do not spray water or steam inside cab. • Never lubricate or service the machine while it is mov- ing.
Page 30: Warn Others Of Service Work
SAFETY • Sufficiently illuminate the work site. Use a mainte- nance work light when working under or inside the machine. • Always use a work light protected with a guard. In case the light bulb is broken, spilled fuel, oil, anti- freeze fluid, or window washer fluid may catch fire.
Page 31: Prevent Parts From Flying
SAFETY PREVENT PARTS FROM FLYING Grease in the track adjuster is under high pressure. Failure to follow the precautions below may result in se- rious injury, blindness, or death. • Do not attempt to remove GREASE FITTING or VALVE ASSEMBLY. •...
Page 32: Prevent Burns
SAFETY PREVENT BURNS Hot spraying fluids: After operation, engine coolant is hot and under pres- sure. Hot water or steam is contained in the engine, ra- diator and heater lines. Skin contact with escaping hot water or steam can cause severe burns. •...
Page 33: Avoid High-Pressure Fluids
SAFETY AVOID HIGH-PRESSURE FLUIDS Fluids such as diesel fuel or hydraulic oil under pressure can penetrate the skin or eyes causing serious injury, blindness or death. • Avoid this hazard by relieving pressure before dis- connecting hydraulic or other lines. •...
Page 34: Prevent Fires
SAFETY PREVENT FIRES Check for Oil Leaks: Fuel, hydraulic oil and lubricant leaks can lead to fires. • Check for oil leaks due to missing or loose clamps, kinked hoses, lines or hoses that rub against each other, damage to the oil-cooler, and loose oil-cooler flange bolts.
Page 35: Evacuating In Case Of Fire
SAFETY Check Heat Shields: Damaged or missing heat shield may lead to fires. • Damaged or missing heat shields must be repaired or replaced before operating the machine. 508-E02A-0393 EVACUATING IN CASE OF FIRE If a fire breaks out, evacuate the machine in the follow- ing way: •...
Page 36: Precautions For Welding And Grinding
SAFETY PRECAUTIONS FOR WELDING AND GRIND- Welding may generate gas and/or small fires. • Be sure to perform welding in a well ventilated and prepared area. Store flammable objects in a safe place before starting welding. • Only qualified personnel should perform welding. Never allow an unqualified person to perform welding.
Page 37: Avoid Heating Near Pressurized Fluid Lines
SAFETY AVOID HEATING NEAR PRESSURIZED FLUID LINES Flammable spray can be generated by heating near pressurized fluid lines, resulting in severe burns to your- self and bystanders. • Do not heat by welding, soldering, or using a torch near pressurized fluid lines or other flammable mate- rials.
Page 38: Prevent Battery Explosions
SAFETY PREVENT BATTERY EXPLOSIONS Battery gas can explode. • Keep sparks, lighted matches, and flame away from the top of battery. • Never check battery charge by placing a metal object across the posts. Use a voltmeter or hydrometer. • Do not charge a frozen battery;...
Page 39: Handle Chemical Products Safely
DISPOSE OF WASTE PROPERLY Improperly disposing of waste can threaten the envi- ronment and ecology. Potentially harmful waste used with HITACHI equipment includes such items as oil, fuel, coolant, brake fluid, filters, and batteries. • Use leakproof containers when draining fluids. Do not use food or beverage containers that may mislead someone into drinking from them.
Page 40: Safety Signs
Use the part No. indicated under the right corner of each safety sign il- lustration when placing an order of it to the Hitachi dealer. SS-1616 Warning! Read manual before operation, maintenance, disas- sembly, and transportation.
Page 41 SAFETY SIGNS/Europe/Asia/Middle and Near East Model Only SS-1613 Sign indicates an electrocution hazard if machine is brought too near electric power lines. Keep a safe distance from electric power lines. M1CC-00-016 SS-1618 Sign indicates a hazard from falling window. After raising window, be sure to lock it in place with lock pins M1CC-00-007 Caution: Possibility of...
Page 42 SAFETY SIGNS/Europe/Asia/Middle and Near East Model Only SS4459990 Don’t extend your hands or head from the window. Your M1CC-00-005 hands or head may come in contact with the boom. SS3098290 M1CD-00-003 M1CG-00-003 SS3089581 Sign indicates a hazard of being hit by the working de- vice of the machine.
Page 43 SAFETY SIGNS/Europe/Asia/Middle and Near East Model Only SS4459928 Sign indicates a burn hazard from compressed air and spurting hot oil if the oil inlet is uncapped during or right after operation. M1CC-00-017 ZAXIS85US Read manual for safe and proper handling. SS4420336 Sign indicates a burn hazard from spurting hot water or oil if radiator or hydraulic tank is uncapped while hot.
Page 44 SAFETY SIGNS/Europe/Asia/Middle and Near East Model Only SS4420336 Sign indicates a burn hazard from spurting hot water or oil if radiator or hydraulic tank is uncapped while hot. Allow radiator or hydraulic tank to cool before removing M1CG-07-035 ZAXIS85US cap. ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK M1CC-00-019 SS4459222...
Page 45 SAFETY SIGNS/Europe/Asia/Middle and Near East Model Only SS4460067 Sign indicates an explosion hazard. ZAXIS85US M1CG-07-038 Keep fire and open flames away from this area. SS4460056 Skin contact with electrolyte will cause burns. Splashed electrolyte into eyes will cause blindness. Take care not to touch electrolyte.
Page 46 SAFETY SIGNS/Europe/Asia/Middle and Near East Model Only M1CG-07-017 ZAXIS85US SS4451440 Sign indicates a burn hazard from touching heated parts, such as engine, motor, or muffler during or right after operation. Never touch when hot. ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK M1CD-01-011 SS4467093 M1CD-00-001 SS4460323...
Page 47: Components Name
COMPONENTS NAME COMPONENTS NAME 1- Bucket 2- Bucket Cylinder 3- Arm 4- Arm Cylinder 5- Boom Cylinder 6- Boom 7- Fuel Tank 8- Hydraulic Oil Tank 9- Engine 10- Counterweight 11- Track 12- Blade 13- Blade Cylinder 14- Front Idler 15- Travel Device 16- Cab 17- Boom Swing Post...
Page 48: Operator's Station
OPERATOR'S STATION CAB FEATURES 1- Left Control Lever/Horn Switch (On Top of Lever) 2- Left Travel Pedal 3- Left Travel Lever 4- Right Travel Lever 5- Right Travel Pedal 6- Right Control Lever 7- Monitor Panel 8- Switch Panel 9- Key Switch 10- Air Conditioner Panel --- If Equipped 11- Operator’s Seat 12- Radio...
Page 49: Monitor Panel
OPERATOR'S STATION MONITOR PANEL 1- Coolant Temperature Gauge 2- Fuel Gauge 3- Display Selection Switch 4- Set Switch 5- Fuel Level Indicator 6- Air Filter Restriction Indicator 7- Alternator Indicator 8- Hydraulic Oil Filter Restriction Indicator (Optional) 9- Engine Oil Pressure Indicator 10- Preheat Indicator 11- Overheat Indicator 12- Liquid Crystal Display (LCD) (Hour Meter, etc.)
Page 50: Coolant Temperature Gauge
OPERATOR'S STATION COOLANT TEMPERATURE GAUGE Engine coolant temperature is indicated. Coolant tem- perature is normal when the needle stays in the middle zone while operating. M178-01-104 FUEL GAUGE Fuel machine before needle reaches “E”. M178-01-105 AUTO-IDLE INDICATOR Green indicator will light when the auto-idle selector is turned to the A/I position.
Page 51: Overheat Indicator
OPERATOR'S STATION OVERHEAT INDICATOR IMPORTANT: Prevent possible engine damage. Do not stop engine while this red indicator is ON. Instead, reduce load and run engine at slow idle. If overheat indicator con- tinues to stay ON, shut engine off. Red indicator will light and buzzer will sound when the en- M178-01-036 gine coolant overheats.
Page 52: Liquid Crystal Display (Lcd), Display Selection Switch, Set Switch
OPERATOR'S STATION LIQUID CRYSTAL DISPLAY (LCD), DISPLAY SELECTION SWITCH, SET SWITCH LCD (12) displays 3 kinds of information such as Hour Meter, Trip Meter 1 and Trip Meter 2. NOTE: Immediately after the key switch is turned “ON”, the LCD always displays the Hour Meter Selecting Display Each time display selection switch (3) is pressed, the LCD displays the Hour Meter, Trip Meter 1, and Trip Meter 2 in...
Page 53: Trip Meter (Trip Meter 1 And Trip Meter 2)
OPERATOR'S STATION TRIP METER (TRIP METER 1 AND TRIP METER 2) The remaining hours [h] of operation before the trip mark start flashing is displayed. (Refer to page 1-9.) During Trip Meter display, the trip mark (either [TRIP 1] or [TRIP 2]) is indicated on the screen.
Page 54: Trip Meter Function
OPERATOR'S STATION TRIP METER FUNCTION When the hours of machine operation accumulates up to the preparatorily set-hour, the trip meter advises the op- erator that the remaining hours from the set-hour become zero by flashing the trip mark either “TRIP 1” or “TRIP 2.” The trip mark keeps flashing for 30 seconds when the hours of machine operation accumulates up to the prepa- ratorily set-hour.
Page 55 OPERATOR'S STATION Resetting Set-Hour 1. Turn the key switch ON. Press display selection switch (3) to display the trip meter desired to reset. The trip meter will display the hours remaining before the trip mark starts flashing at this time. 2.
Page 56: Switch Panel
OPERATOR'S STATION SWITCH PANEL 1- Engine Control Dial 2- Auto-Idle Switch 3- Power Mode Switch 4- Travel Mode Switch 5- Work Light Switch 6- Wiper/Washer Switch M1CC-01-101 ENGINE CONTROL DIAL Use engine control dial (1) to adjust engine speed. Turn it clockwise to increase engine speed or counter- Fast Idle clockwise to decrease engine speed.
Page 57: Auto-Idle Switch
OPERATOR'S STATION AUTO-IDLE SWITCH While auto-idle switch (1) is turned on, engine speed de- creases to the auto-idle setting from the engine control dial setting approximately 4 seconds after the control levers are returned to neutral. Indicator (2) stays on while auto-idle switch (1) is turned on.
Page 58: Power Mode Switch
OPERATOR'S STATION POWER MODE SWITCH Two engine speed modes, E and P modes, are selected by operating the power mode switch. E (Economy) Mode Although production is slightly reduced more than in the P mode, the fuel consumption and noise levels are re- duced, allowing the machine to operate efficiently.
Page 59: Work Light Switch
OPERATOR'S STATION WORK LIGHT SWITCH Work light switch has the following positions: • 1 Position Work light (1) on the base machine will light. Also, the instrument panel illumination will light. • 2 Position M178-01-097 Work light (2) will light in addition. Also, the instrument panel illumination will darken.
Page 60: Wiper/Washer Switch
OPERATOR'S STATION WIPER/WASHER SWITCH Fast The wiper and the window washer are operated using the wiper/washer switch. Wiper Slow Turn the wiper/washer switch to the specified position to operate the wiper. OFF Position: The wiper stops and is retracted. INT Position: The wiper operates intermittently at the M178-01-098 interval selected by the switch position as described below.
Page 61 OPERATOR'S STATION Washer (ZAXIS80LCK) As long as the wiper washer switch is held down, washer fluid will be squirted from the nozzles on the front window and overhead window. Continue holding the wiper washer switch for more than 2 seconds to automatically operate the front window wiper.
Page 62: Switch Panel (Optional)
OPERATOR'S STATION SWITCH PANEL (Optional) NOTE: The optional switch locations differ depending on the kinds of optional devices are equipped. Before using the switches on the switch panel, make sure what kind of optional devices are equipped. All available optional devices are shown below.
Page 63: Key Switch
OPERATOR'S STATION KEY SWITCH 1- OFF (Engine Off) 2- ACC (Horn, Radio etc.) 3- ON (Engine On) 4- START (Engine Start) M178-01-049 HORN SWITCH Horn switch (6) is provided on the top of the left control lever. The horn continuously sounds as long as the switch is pressed.
Page 64: Cigar Lighter
30 seconds after pushing cigar lighter (2) in, pull out cigar lighter (2) manually. Then, consult the your nearest Hitachi dealer. 1. Turn key switch (1) to the ACC or ON position. 2. Press and release cigar lighter (2) knob.
Page 65: 12-V Power Source (Optional)
OPERATOR'S STATION 12-V POWER SOURCE (Optional) 1. Turn key switch (1) [ON]. 2. Open the electric power source socket cover. 3. Connect a 12-V specification accessory to be used to this socket. 4. Be sure to close the socket cover after operation is complete.
Page 66: Cab Light
Turn the cab light ON or OFF by using switch (1). INSTALLING FIRE EXTINGUISHER (Optional) A fire extinguisher can be installed at the right rear corner M1CC-01-016 inside the cab. Consult your nearest HITACHI dealer to in- stall a fire extinguisher. Fire Extinguisher EM1SE-01-001...
Page 67: Pilot Control Shut-Off Lever
OPERATOR'S STATION PILOT CONTROL SHUT-OFF LEVER Pilot control shut-off lever (1) functions to prevent the ma- chine from being mistakenly operated when the operator is getting on or off the machine. The pilot control shut-off lever is moves backward together with the console spring back mechanism, making mount- ing/dismounting the machine and maintenance work eas- ier.
Page 68: Fuse Box
OPERATOR'S STATION FUSE BOX 10- OPTION 3 20- SPARE 9- OPTION 2 19- GLOW. R 8- OPTION 1 18- AUXILIARY 7- AIRCON 17- ROOM LAMP 6- POW. ON 16- LIGHTER M1CC-01-018 5- SWBOX 15- RADIO 20 19 18 17 16 15 14 13 12 11 4- SOLENOID 14- HORN 3- EC.
Page 69: Auto Air Conditioner (Optional)
OPERATOR'S STATION AUTO AIR CONDITIONER (OPTIONAL) Features: Full-Automatic Control Regardless of variations in atmospheric temperature and whether sun light is intense or not, the air tempera- ture at the vent, blower speed, and air in/out vent loca- tions are automatically controlled so that air temperature in the cab is maintained at the temperature set by the temperature control switch.
Page 70 OPERATOR'S STATION Part Name 1- Front Vent 2- Foot Vent 3- Defroster Vent 4- Rear Vent 5- Control Panel 6- Blower Switch 7- Liquid Crystal Display (LCD) 8- Air Conditioner Switch 9- AUTO Switch M1CC-01-017 10- OFF Switch 11- Temperature Control Switch 12- Circulation Mode Switch 13- Fresh Air Mode Switch 14- MODE Switch...
Page 71 OPERATOR'S STATION Control Panel Designation and Function • Mode Switch (14): Selects the air vent. The selected air vent is indicated on LCD (7). Air flows out of front vent and the defroster vents. M178-01-074 Air flows out of the front and rear vents and Display when AUTO switch (9) is pressed: the defroster vents.
Page 72 OPERATOR'S STATION • When the “FH” symbol is displayed on LCD (7), air flow-in temperature at the vent, air vent (front and rear vents) locations, fresh air suction port, and blower speed are maintained at the highest heating condi- tions. However, in case the circulation indicator is ON before the “FH”...
Page 73 OPERATOR'S STATION Blower Switch (6) • When the AUTO indicator is ON, the blower speed is AUTO Indicator automatically controlled. • When the AUTO indicator is OFF, the blower speed is controlled in 4 steps. When the button is pressed with the blower OFF, the blower starts run- ning in the HI mode.
Page 74: Cab Heater Operation
OPERATOR'S STATION Air Conditioner (A/C) Switch (8) A/C Indicator Press A/C switch (8) to turn the cooler and the A/C indi- cator ON. However, unless the blower is running (the fan display of blower switch (6) is lit), the cooler will not be turned ON.
Page 75: Cooling Operation
OPERATOR'S STATION COOLING OPERATION 1. Press AUTO Switch (9) The AUTO and the A/C indicators come ON. Then, the air temperature at the vent, blower speed, vent locations, and air suction ports are automatically con- trolled by the air conditioner amplifier according to signals sent from various sensors.
Page 76 OPERATOR'S STATION Cool Head / Warm Feet Operation Cool and warm air is simultaneously supplied to the head vents and feet vents respectively. 1. Press blower switch (6) to adjust the blower speed. 2. Press MODE switch (14) to display the front and rear vent mark on the liquid crystal panel.
Page 77: Tips For Optimal Air Conditioner Usage
OPERATOR'S STATION TIPS FOR OPTIMAL AIR CONDITIONER US- For Rapid Cooling Temperature in the cab may rise over 80 C (176 F) when the machine is exposed to sun light in the sum- mer. In this case, ventilate air in the cab first by opening the windows for rapid cooling.
Page 78: Cab Heater (Optional)
OPERATOR'S STATION CAB HEATER (Optional) Part Name and Location 1- Front Vent 2- Foot Vent 3- Defroster Vent 4- Rear Vent 5- Control Panel 6- Mode Switch 7- Fresh Air Vent Switch 8- Temperature Control Switch M1CC-01-017 9- Blower Switch 10- OFF Switch NOTE: Air flow direction can be changed by controlling the louvers at all air vents except for the foot...
Page 79: Cab Heater Operation
OPERATOR'S STATION • Blower Switch (9) The blower speed is controlled from Lo to Hi in 4 steps. When the button is pressed first, the blower starts running in the HI mode. Then, each time button is pressed, the blower speed is re- duced by one step.
Page 80: Defroster Operation
OPERATOR'S STATION DEFROSTER OPERATION Press mode switch (6) (either the front or front/rear vent mode switch). Set temperature control switch (8) to the heat operation position. Press fresh air mode switch (7). Press blower switch (9). Warm air will blow out from the front or front/ rear vents.
Page 81: Am/Fm Radio Operation
OPERATOR'S STATION AM/FM RADIO OPERATION Controls on the radio 1- Power Switch/Volume Control Knob 2- Tone Adjustment Ring 3- AM/FM Switch 4- Station Presets 5- Tuning Switches 6- Display Mode Change Switch M1G6-01-026 7- Digital Display 8- Time Set Switches Tuning Procedure •...
Page 82: Digital Clock Setting Procedure
OPERATOR'S STATION Station Presetting Procedure 1. Select the desired station using tuning switches (5). (Refer to the “Tuning Procedure” section.) 2. Press and hold one station preset (4) for more than 1 second until an electronic tone is heard. Now, the selected station is preset for the selected station preset.
Page 83: Cab Door Release Lever
OPERATOR'S STATION CAB DOOR RELEASE LEVER CAUTION: Open the cab door all the way until it securely locks in the latch on the side of the cab. To unlock the door from this position, push down on lever (1). M1CC-01-019 OPENING UPPER FRONT WINDOW 1.
Page 84: Closing Upper Front Window
OPERATOR'S STATION CLOSING UPPER FRONT WINDOW CAUTION: Avoid possible injury while closing window. Upper front window comes down very forcefully. Close window only when sitting in the operator's seat. Guide window down slowly. 1. Pull out lock pin (3) to unlock window. 2.
Page 85: Removing And Storing Lower Front Window
OPERATOR'S STATION REMOVING AND STORING LOWER FRONT WINDOW CAUTION: Take care not to pinch yours fingers when handling the lower front window. 1. Open the upper front window beforehand when re- moving the lower front window. 2. While pulling the lower front widow upward, remove 3.
Page 86: Opening/Closing Overhead Window
OPERATOR'S STATION OPENING/CLOSING OVERHEAD WINDOW Opening 1. Move lock levers (1) toward center of window. 2. Hold handle (2) and lift window until it rises upright. With the window positioned upright, it will be secured in position by dampers (3). Closing 1.
Page 87: Emergency Exit
OPERATOR'S STATION EMERGENCY EXIT If the operator’s cab door should not open in an emergency, escape in the following methods: 1. Open the front windows. Escape through the win- dows. NOTE: See page 1-38 “OPENING UPPER FRONT WINDOWS” for the opening method of the front windows.
Page 88: Sunvisor (Optional)
OPERATOR'S STATION SUNVISOR (Optional) Installation Attach sun visor (1) on hooks (2) to secure it to the front window. Remove Insert fingers into sun visor holes (3). While pulling the sun visor upward, remove sun visor (1) from hooks (2). Storing After removing sun visor (1) from the front window, secure the storage hooks on the right-hand side.
Page 89: Adjusting The Seat
OPERATOR'S STATION ADJUSTING THE SEAT Seat height and angle adjustment Seat height adjustment range is 60 mm (2.4 in) with steps every 15 mm (0.6 in) (5 positions in total). More- over, the height of the front part and the rear part of the seat are adjusted independently, thus allowing the angle of the seat to be adjusted.
Page 90 OPERATOR'S STATION Headrest Adjustment 60 degrees Headrest height and angle can be adjusted. Pull headrest (7) upward or push downward to the de- sired position. (Height adjustment range: 50 mm (2.0 in)) Headrest (7) can be adjusted 60 degrees forward from the upright position.
Page 91 OPERATOR'S STATION ADJUSTING THE SEAT Seat Height and Angle Adjustment Seat height adjustment range is 60 mm (2.4 in) with steps every 15 mm (0.6 in) (5 positions in total). More- over, the height of the front part and the rear part of the seat are adjusted independently, thus allowing the angle of the seat to be adjusted.
Page 92 OPERATOR'S STATION Armrest Adjustment 60 degrees Armrest (6) can be pulled upright by hand to get on and off the machine easily. The angle of armrest (6) can be adjusted to the desired position by turning adjusting dial (7) located on the bot- tom of armrest (6).
Page 93: Adjusting The Air-Suspension Seat (Optional)
OPERATOR'S STATION ADJUSTING THE AIR-SUSPENSION SEAT (Optional) Seat Height and Angle Adjustment Seat height adjustment range is 60 mm (2.4 in) with steps every 15 mm (0.6 in) (5 positions in total). More- over, the height of the front part and the rear part of the seat are adjusted independently, thus allowing the angle of the seat to be adjusted.
Page 94 OPERATOR'S STATION Armrest Adjustment 60 degrees Armrest (6) can be pulled upright by hand to get on and off the machine easily. The angle of armrest (6) can be adjusted to the desired position by turning adjusting dial (7) located on the bot- tom of armrest (6).
Page 95: Adjusting Console Height
OPERATOR'S STATION ADJUSTING CONSOLE HEIGHT Adjust the console height to the operator’s comfort and/or work conditions. Adjusting console height can be achieved using three positions provided vertically at 20 mm intervals. CAUTION: Before loosening the console, sup- port the console. Otherwise, the console may suddenly drop, possibly causing personal injury.
Page 96: Seat Belt
OPERATOR'S STATION SEAT BELT CAUTION: Be sure to use the seat belt when op- erating the machine. Before operating the machine, be sure to exam- ine seat belt (1), buckle (2), and attaching hard- ware. Replace seat belt (1), buckle (2), or attach- ing hardware if they are damaged, or worn.
Page 97: Break-In
BREAK-IN OBSERVE ENGINE OPERATION CLOSELY IMPORTANT: Be extra cautious during the first 50 hours, until you become thoroughly fa- miliar with the sound and feel of your new machine. 1. Operate the machine only in economy (E) mode and limit the engine horsepower up to about 80 % of full load.
Page 98 BREAK-IN MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Page 99: Operating The Engine
OPERATING THE ENGINE INSPECT MACHINE DAILY BEFORE START- ELECTRICAL SYSTEM Check for worn or frayed wires and loose connections. BOOM, BUCKET, SHEET METAL, TRACKS Check for bent, broken or missing parts. HARDWARE Check for loose or missing parts. FUEL SYSTEM Drain water and deposits from fuel tank.
Page 100: Before Starting Engine
(3) and/or engine oil pressure indicator (4) stays OFF, the M1CC-01-005 machine is abnormal. Immediately con- sult your nearest HITACHI dealer for re- pair. 4. Adjust the seat to allow full pedal and control levers stroke with operator’s back against the backrest. Fas- ten the seat belt.
Page 101: Starting The Engine In Ordinary Temperature
OPERATING THE ENGINE STARTING THE ENGINE IN ORDINARY TEM- PERATURE 1. Pull the pilot control shut-off lever (1) up to the LOCK position. 2. Turn key switch (2) to ACC or ON position. 3. Sound horn to alert bystanders. 4. Turn engine control dial (3) to the slow idle position. IMPORTANT: Prevent starter damage.
Page 102: Starting The Engine In Cold Weather
OPERATING THE ENGINE STARTING THE ENGINE IN COLD WEATHER 1. Turn engine control dial (1) to around the middle be- tween the L and H positions. 2. Turn key switch (2) counterclockwise to HEAT posi- tion. Preheat indicator (3) will come on; after about 20 sec- onds preheat indicator (3) will go off, indicating that preheating is completed.
Page 103: Check Instruments After Starting
OPERATING THE ENGINE CHECK INSTRUMENTS AFTER STARTING IMPORTANT: Prevent possible damage to engine. If indicator lights do not go out after starting engine, IMMEDIATELY STOP THE ENGINE and correct the cause. Check that 1. Check if alternator indicator (1) is OFF. In case alternator indicator (1) stays ON, immediately stop the engine.
Page 104: Using Booster Batteries
OPERATING THE ENGINE USING BOOSTER BATTERIES CAUTION: • An explosive gas is produced while batteries are in use or being charged. Keep flames or sparks away from the battery area. Charge the batteries in a well ventilated area. Do not continue to use or charge the battery when electrolyte level is lower than specified.
Page 105 OPERATING THE ENGINE Disconnecting the booster batteries 1. Disconnect black negative (–) cable (2) from the ma- chine frame first. (Red) 2. Disconnect the other end of black negative (–) cable (2) from the booster batteries. 3. Disconnect red positive (+) cable (1) from the booster batteries.
Page 106: Stopping The Engine
OPERATING THE ENGINE STOPPING THE ENGINE Engine stop procedure 1. Park the machine on a level surface. 2. Lower the bucket to the ground. 3. Turn engine control dial (1) to the slow idle position and run the engine for 5 minuets to cool the engine. SA-390 IMPORTANT: Turbocharger may be damaged if the engine is not properly shut down.
Page 107: Driving The Machine
DRIVING THE MACHINE DRIVE THE MACHINE CAREFULLY IMPORTANT: During freezing weather, park machine on a hard surface to prevent tracks from freezing to the ground. Clean debris from tracks and track frame. If tracks are frozen to the ground, raise tracks using boom, move machine care- fully to prevent damage to drive train and tracks.
Page 108: Steering The Machine Using Pedals
DRIVING THE MACHINE STEERING THE MACHINE USING PEDALS CAUTION: In the standard travel position, the front idlers are positioned at the front of the ma- Front Idler chine and the travel motors at the rear. If the travel motors are positioned at the front of the machine, the control actions of the travel pedals will be reversed.
Page 109: Steering The Machine Using Levers
DRIVING THE MACHINE STEERING THE MACHINE USING LEVERS CAUTION: In the standard travel position, the front idlers are positioned at the front of the ma- Front Idler chine and the travel motors at the rear. If the travel motors are positioned at the front of the machine, the control actions of the travel levers will be reversed.
Page 110: Travel Mode Switch
DRIVING THE MACHINE TRAVEL MODE SWITCH CAUTION: Tipping-over accidents can cause se- rious personal injury. Do not change travel mode while traveling; especially, changing to the fast mode when descending slopes will create a very dangerous situation. Always stop the machine before changing the travel speed mode.
Page 111: Traveling
DRIVING THE MACHINE TRAVELING CAUTION: Use a signal person when moving, swinging or operating the machine in congested areas. Coordinate hand signals before starting the machine. • Before moving machine, determine which way to move travel pedals/levers for the direction you want to go.
Page 112: Operating On Soft Ground
DRIVING THE MACHINE OPERATING ON SOFT GROUND • Avoid traveling on very soft ground that does not have sufficient strength to firmly support the machine. • If the machine is operated on very soft ground or be- comes stuck, it may be necessary to clean the track frame area.
Page 113: Towing Machine A Short Distance
DRIVING THE MACHINE TOWING MACHINE A SHORT DISTANCE RIGHT CAUTION: Cables, straps, or ropes can break causing serious injury. Do not tow machine with damaged chains, frayed cables, slings, straps, or wire ropes. Always wear gloves when handling cable, straps or wire ropes.
Page 114: Operating In Water Or Mud
DRIVING THE MACHINE OPERATING IN WATER OR MUD The machine can be operated in water up to the upper edge of the upper rollers only if worksite footing has suffi- cient strength to prevent the machine from sinking past the upper edge of the upper roller, and only if the water is flow- ing slowly.
Page 115: Precautions For Traveling On Slopes
DRIVING THE MACHINE PRECAUTIONS FOR TRAVELING ON SLOPES CAUTION: Avoid possible injury from traveling on slopes. Tipping over or skidding down of the machine may result. Thoroughly read and under- stand precautions below and be sure to travel at slow speed on slopes. Never attempt to travel on slopes with the bucket loaded or any load sus- pended by the bucket.
Page 116: Parking The Machine On Slopes
DRIVING THE MACHINE PARKING THE MACHINE ON SLOPES CAUTION: Avoid parking machine on slopes. The machine may tip over, possibly resulting in personal injury. If parking the machine on a slope is unavoidable: • Thrust the bucket teeth into the ground. •...
Page 117: Operating The Machine
OPERATING THE MACHINE HORN Use the horn to signal or warn personnel before operating the machine. Push horn switch (1) provided on the grip of the left control lever. CAUTION: If horn does not sound when pushed, immediately stop the engine and contact your authorized dealer for repair.
Page 118: Control Lever (Iso Pattern)
OPERATING THE MACHINE CONTROL LEVER (ISO PATTERN) CAUTION: Never place any part of body beyond window frame. It could be crushed by the boom if boom control lever is accidentally bumped or otherwise engaged. If window is missing or bro- ken, replace immediately.
Page 119: Attachment Pedal (Breaker)
OPERATING THE MACHINE ATTACHMENT PEDAL (BREAKER) The breaker can be operated using attachment pedal (1) located on the right front of the seat, as illustrated. CAUTION: Be sure to lock attachment pedal (1) with pedal lock (2) when the attachment pedal is not in use.
Page 120: Attachment Pedal (Hydraulic Crusher)
OPERATING THE MACHINE ATTACHMENT PEDAL (HYDRAULIC CRUSHER) Machine stability, applicable hydraulic oil pressure and oil quantity for crusher, etc. must be examined when selecting a crusher. Be sure to consult your authorized dealer when selecting a crusher. For operational instructions, refer to the crusher instruction manual.
Page 121: Pilot Control Shut-Off Lever
OPERATING THE MACHINE PILOT CONTROL SHUT-OFF LEVER Pilot control shut-off lever (1) functions to prevent misoperation of the machine from occurring if the control levers are accidentally moved when leaving the operator's seat or when entering the cab. CAUTION: Always pull pilot control shut-off lever (1) into the full LOCK position.
Page 122 OPERATING THE MACHINE Warming-up Operation IMPORTANT: Hydraulic components may be seriously damaged if the machine is operated with hydraulic oil temperature below 30°C (86°F). Always warm hydraulic oil to specifications before operating the ma- Slow Idle chine. Warm up the engine coolant as follows: 1.
Page 123: Engine Speed Control
OPERATING THE MACHINE ENGINE SPEED CONTROL Increase and decrease the engine speed using engine control dial (1) located on the right console, as illustrated. • Turn engine control dial (1) clockwise to increase the engine speed. Turn engine control dial (1) counter- clockwise to decrease the engine speed.
Page 124: Auto-Idle
OPERATING THE MACHINE AUTO-IDLE With auto-ilde switch (3) turned to the A/I position, ap- proximately 4 seconds after all control levers are returned to neutral, the engine speed decreases to the auto-idle set- ting to save fuel consumption. The engine speed will im- mediately increase to the speed set by engine control dial (2) when any control lever is operated.
Page 125: Power Mode
OPERATING THE MACHINE POWER MODE One of two engine speed modes, E or P mode, can be se- lected using power mode switch (1). E (Economy) Mode Even if the engine speed is reduced in the E mode, dig- ging force remains unchanged from that in the P mode. Although production is reduced slightly more than in the P mode, the fuel consumption and noise levels are re- duced, allowing the machine to operate most efficiently.
Page 126: Precautions For Operation Usinga Bucket (Zaxis80Lck)
OPERATING THE MACHINE PRECAUTIONS FOR OPERATION USING A BUCKET (ZAXIS80LCK) This machine is specially modified to perform demolition work efficiently : When the bucket is attached to the front, this machine should be used only for light-duty operations such as han- dling scraps.
Page 127: Precautions For Operations
OPERATING THE MACHINE PRECAUTIONS FOR OPERATIONS CAUTION: Investigate the work site before start- ing operations. Be sure to install an overhead cab guard when operating in a work site which has a possibility of falling objects. If operation on soft ground is required, suffi- ciently reinforce the ground beforehand.
Page 128: Operate The Machine Safely
OPERATING THE MACHINE OPERATE THE MACHINE SAFELY CAUTION: Prevent the machine from tipping over and from being involved in a ground collapse. Take the necessary precautions as follows: Make sure the worksite has sufficient strength to firmly support the machine. When working close to an excavation or at road shoulders, operate the machine with the tracks positioned perpendicular to the cliff...
Page 129: Operating Backhoe
OPERATING THE MACHINE OPERATING BACKHOE 1. Place the bucket teeth on the ground with the bottom of the bucket at a 45 degree angle to the ground. 2. Pull the bucket toward the machine using the arm as the main digging force. 3.
Page 130: Face Shovel Operation
OPERATING THE MACHINE FACE SHOVEL OPERATION WRONG CAUTION: Take care not to hit the cab when roll- ing in the arm with the reversed-installed bucket. • For face shovel operation, dig the ground using the Watch out! arm cylinder in a scraping motion. (Take care not to hit the cab with bucket) •...
Page 131: Operating Tips
OPERATING THE MACHINE OPERATING TIPS WRONG Do not hit the track with the bucket when digging. Whenever possible, position your machine on a level sur- face. Do not use the bucket as a hammer or pile driver. Do not attempt to shift rocks and break walls using swing motion. IMPORTANT: To avoid damaging cylinders, do not strike the ground with the bucket nor use the bucket for tamping with the...
Page 132: Hydraulic Breaker And Hydraulic Crusher
OPERATING THE MACHINE HYDRAULIC BREAKER AND HYDRAULIC CRUSHER Select a breaker or crusher that is the correct size and weight for your machine. See your authorized dealer for correct breaker information. Carefully study the operation manuals of the machine, breaker and crusher, and perform the required checks and/or inspection before connecting the breaker or the crusher to the arm.
Page 133: Pipings For Breaker And Crusher
OPERATING THE MACHINE PIPINGS FOR BREAKER AND CRUSHER Close Operational procedures for stop valves and selection valve A, B Stop Open Valves when using breaker TO TANK FRONT REAR Selection when using crusher Valves TO VALVE FRONT REAR M105-05-006 Stop Valves Stop Valves Stop Valves Close : When not using...
Page 134: Secondary Relief Pressure Adjustment
OPERATING THE MACHINE SECONDARY RELIEF PRESSURE ADJUSTMENT When attaching the breaker other than the NPK, it is nec- Two methods are available to measure the pressure. essary to install the secondary relief valve in line. For this Measure the pressure as follows. purpose, the boom piping for the attachment is provided with a part to which the secondary relief valve is con- 1.
Page 135: Precautions For Breaker Operation
OPERATING THE MACHINE PRECAUTIONS FOR BREAKER OPERATION WRONG CAUTION: Machine stability is reduced as the breaker is much heavier than the bucket. When using a breaker, the machine is more apt to tip over. Also, flying objects may hit the cab or other part of the machine.
Page 136 OPERATING THE MACHINE • Do not operate the breaker in water. Doing so will cause rust and seal damage, resulting in damage to WRONG the hydraulic system components. M104-05-059 • Do not use breaker for lifting operation. The machine tipping over and/or breaker damage may result. WRONG M104-05-060 •...
Page 137 OPERATING THE MACHINE • Do not operate breaker with the arm positioned verti- cally. Excessive vibration to the arm cylinder will occur, WRONG causing oil leakage. M147-05-013 • Press the breaker so that the chisel (the axis) is posi- tioned and thrusted perpendicular to the object. RIGHT WRONG M147-05-014...
Page 138: Breaker Maintenance
OPERATING THE MACHINE BREAKER MAINTENANCE Change Hydraulic Oil and Replace Hydraulic Oil Tank Filter ure to do so may result in damage to the breaker, hydraulic oil pump, and other related hydraulic sys- Hydraulic breaker operation subjects the hydraulic system tem components.
Page 139: Precautions For Crusher Operation
OPERATING THE MACHINE PRECAUTIONS FOR CRUSHER OPERATION Prevent machine tipping over and damage to the front at- tachment. Observe the following precautions for crusher operation. CAUTION: Machine stability is reduced as crusher is much heavier than bucket. When operating with a crusher, the machine is more apt to tip over.
Page 140 OPERATING THE MACHINE When operating the crusher up high with the boom fully raised, be careful of falling objects. WRONG M107-05-048 • When operating the crusher on a floor in a building, first confirm that the floor has sufficient strength to WRONG support the load caused by crushing, in addition to the machine weight.
Page 141: Attachment
OPERATING THE MACHINE ATTACHMENT Allowable Weight Limits of Installed Attachment When an attachment other than the standard bucket is installed on the machine, the machine stability will be different. If a heavy attachment is used, not only will con- trollability be affected but also machine stability will be reduced, possibly causing safety hazard.
Page 142 (150) (200) (180) MPa (kgf/cm NOTE: When operating some Montabert breaker models, the return hydraulic line size from the breaker may be required to increase from 3/4” to 1”. Consult your nearest Hitachi dealer for modification. Crusher SANGO Maker Oosumi...
Page 143: Attachment Connection Parts
OPERATING THE MACHINE ATTACHMENT CONNECTION PARTS The attachment hydraulic line and connection parts are lo- cated as illustrated below. When the attachment is dis- connected, be sure to install caps or plugs to the ends of both the arm and attachment side hydraulic lines to pre- vent dust from entering or from sticking.
Page 144: Object Handling
Be sure to consult your authorized Hitachi dealer. Check that the specifications of the front and machine to be used meet the specifications shown on the rated lifting load table.
Page 145 OPERATING THE MACHINE 1. Secure sling/chain tightly to the load being lifted. Wear gloves when securing sling/chain. 2. Fasten sling/chain to bucket loop, with the bucket curled and arm retracted. 3. Coordinate hand signals with your signal man before starting. 4.
Page 146: Emergency Boom Lowering Procedure
OPERATING THE MACHINE EMERGENCY BOOM LOWERING PROCE- Rear DURE (Without hose-rupture safety valve) CAUTION: Prevent personal injury. Confirm that no one is under the front attachment before starting the procedure below. If the engine stalls and cannot be restarted, lower the boom to lower the bucket to the ground referring to the emergency boom lowering procedure stated below.
Page 147 OPERATING THE MACHINE EMERGENCY BOOM LOWERING PROCE- DURE (With hose-rupture safety valve) CAUTION: Prevent personal injury. Confirm that no one is under the front attachment before M1CC-05-102 starting the procedure below. If the engine stalls and cannot be restarted, lower the boom to lower the bucket to the ground referring to the emergency boom lowering procedure stated below.
Page 148: Shackle Hole Usage
OPERATING THE MACHINE SHACKLE HOLE USAGE Shackle hole for towing light weight objects. A shackle hole is provided on the track frame to tow light weight objects as specified below. Track Frame IMPORTANT: Be sure to conform to the restrictions and precautions stated below when towing a light weight object using the shackle hole provided on the track frame.
Page 149: Transporting
TRANSPORTING TRANSPORTING BY ROAD When transporting the machine on public roads, be sure to first understand and follow all local regulations. • When transporting using a trailer, check the width, height, length and weight of the trailer with the ma- chine loaded.
Page 150 TRANSPORTING Loading/Unloading CAUTION: Always turn the auto-idle switch OFF and the power mode switch OFF when loading or un- loading the machine, to avoid unexpected speed increase due to unintentional operation of a control lever. Always select the slow speed mode with the travel mode switch.
Page 151 TRANSPORTING 4. Stop the engine. Remove key from switch. 5. Move the control levers several times until hydraulic pressure in the cylinders is released. 6. Pull pilot control shut-off lever to LOCK position. 7. Close cab windows, roof vent and door, and cover the exhaust opening, to prevent entry of wind and water.
Page 152 TRANSPORTING Unloading CAUTION: The rear end of the flatbed where it meets the ramp is a sudden bump. Take care when traveling over it. 90 to 110 IMPORTANT: Prevent possible damage to the front attachment. Always position the arm at 90°...
Page 153: Machine Lifting Procedure
TRANSPORTING MACHINE LIFTING PROCEDURE CAUTION: Lifting wire ropes and other lifting tools can break, possibly causing serious personal in- jury. Do not use damaged or deteriorated wire ropes or lifting tools. Support Bar Be sure to contact your authorized dealer for correct lifting procedure, and size and kinds Center of of lifting wire ropes and lifting tools.
Page 154 TRANSPORTING MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Page 155: Maintenance
IMPORTANT: Use only recommended fuel and lu- bricants. Be sure to use only genuine Hitachi parts. Failure to do so may result in serious injury or death and/or ma- chine breakdown. Use only genuine HITACHI parts.
Page 156: Check The Hour Meter Regularly
M1CC-01-100 USE CORRECT FUELS AND LUBRICANTS IMPORTANT: Always use recommended fuels and lu- bricants. Failure to do so will result in machine damage and loss of Hitachi product war- ranty.
Page 157: Layout
MAINTENANCE LAYOUT Arm Cylinder Boom Bucket Cylinder Center Joint Work Light Link B M1CD-01-023 Boom Swing Fuel Tank Cylinder Link A Swing Device Boom Bucket Boom Swing Post Cylinder Control Valve ZAXIS80SB, Hydraulic Oil Tank 80SBLC Air Cleaner Side Cutter Tooth Pilot Filter Pump...
Page 158: Maintenance Guide Table
MAINTENANCE MAINTENANCE GUIDE TABLE The maintenance guide table is affixed to the reverse side of the tool box cover. Lubricate and/or service the parts at the intervals as instructed in the table so that all necessary maintenance can be performed regularly. Symbol Marks The following marks are used in the maintenance guide table.
Page 159 MAINTENANCE Maintenance Guide Table Sample: ZAXIS70, 70LC, 80LCK SS3098228 Lubrication Interval Item Page Item Page Engine Oil 7-20 Hydraulic Oil Filter (Main) 7-32 Coolantata 7-52 Hydraulic Oil Filter (Pilot) 7-34 Grease 7-16 Engine Oil Filter 7-20 Grease 7-18 Fuel Filter 7-46 Hydraulic Oil 7-27...
Page 160: Prepare Machine For Maintenance
MAINTENANCE PREPARE MACHINE FOR MAINTENANCE Before performing the maintenance procedures given in the following chapters, park the machine as described be- low, unless otherwise specified. 1. Park the machine on a level surface. M1CC-07-002 2. Lower the bucket to the ground. 3.
Page 161: Hood And Access Covers
MAINTENANCE HOOD AND ACCESS COVERS ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK CAUTION: • Do not keep the hood and access covers open when the machine is parked on a slope, or while the wind is blowing hard. The hood or access covers may close accidentally, possibly resulting in personal injury.
Page 162 MAINTENANCE HOOD AND ACCESS COVERS ZAXIS85US CAUTION: 1. Do not keep the hood and access covers open when the machine is parked on a slope, or while the wind is blowing hard. The hood or access covers may close accidentally, possi- bly resulting in personal injury.
Page 163: Periodic Replacement Of Parts
MAINTENANCE PERIODIC REPLACEMENT OF PARTS To ensure safe operation, be sure to conduct periodic in- spection of the machine. In addition, the parts listed below, if defective, may pose serious safety/fire hazards. It is very difficult to gauge the extent of deterioration, fatigue, or weakening of the parts listed below simply by visual in- spection alone.
Page 164: Use Electrical Outlet
MAINTENANCE USE ELECTRICAL OUTLET When using an inspection lamp during maintenance work, use electrical outlet (1) provided in the position shown in the figure. M1CC-01-015 7-10...
Page 165: Maintenance Guide
MAINTENANCE MAINTENANCE GUIDE A. GREASING (See Page 7-16) Interval (hours) Parts Quantity 1000 2000 1. Front Joint Bucket Pins Link Pins Others 2. Swing Bearing 3. Swing Internal Gear NOTE: Maintenance required when operating in water or mud and under extreamely severe condition. Maintenance required only during first time check.
Page 166 MAINTENANCE D. HYDRAULIC SYSTEM (See Page 7-24) Interval (hours) Parts Quantity 50 100 250 300 500 1000 1500 2500 4000 1. Check Hydraulic Oil Level 2. Drain Hydraulic Oil Tank Sump ZX70, 70LC, 80SB, 3. Change 100 L (26.4 US gal) 80SBLC, 80LCK Hydraulic Oil ZX85US...
Page 167 MAINTENANCE G. COOLING SYSTEM (See Page 7-52) Interval (hours) Parts Quantity 1000 2000 1. Check Coolant Level 2. Check and Adjust Fan Belt Tension ZX70, 70LC, 80SB, 9.5 L (2.5 US gal) 80SBLC, 80LCK Twice a year 3. Change Coolant ZX85US 9.2 L (2.4 US gal) 4.
Page 168 MAINTENANCE Brand Names of Recommended Grease Where to be Bucket, Arm and Boom, Swing Gear, applied Swing Bearing, etc. Manufacturer –20 to 40 °C (–4 to 104 °F) Nippon Koyu SEP 2 British Petroleum BP Energrease LS-EP2 Caltex Oil Multifax Esso Beacon Idemitsu Kosan...
Page 169 –10 to 40°C Temp. (–4 to 104°F) (14 to 104°F) (–4 to 104°F) (14 to 104°F) (–4 to 104°F) (14 to 104°F) Manufacturer Hitachi Super EX 46HN Super Hydro 46 WRHU Idemitsu Kosan British Petroleum Bartran HV46 Rando Oil Caltex Oil HD46 Rando Oil Texaco INC.
Page 170 MAINTENANCE A. GREASING Front Joint Pins Bucket --- every 250 hours M1CD-07-003 Link Pins --- every 500 hours Others --- every 500 hours M1CD-07-003 • Boom Foot • Boom Cylinder Bottom M1CG-07-006 M1CG-00-001 M1CD-07-040 ZAXIS80SB，80SBLC 7-16...
Page 171 MAINTENANCE • Boom and Arm Joint Pin, Arm Cylinder Rod Pin and Bucket Cylinder Bottom Pin. M1CG-07-007 • Boom Cylinder Rod Pin and Arm Cylinder Bottom Pin. (Centralized greasing system) M195-07-012 7-17...
Page 172 MAINTENANCE Swing Bearing --- every 500 hours CAUTION: Lubricating both the swing bearing and gear and rotating the upperstructure must be done by one person. Before you lubricate the swing bearing, clear the area of all persons. Each time you leave the cab Lower the bucket to the ground.
Page 173 MAINTENANCE Swing Internal Gear --- every 500 hours CAUTION: Adding or changing swing internal gear grease and rotating the upperstructure must be done by one person. Before you start, clear the area of all persons. Each time you leave the cab Lower the bucket to the ground.
Page 174: Engine
MAINTENANCE B. ENGINE Engine Oil Level --- check daily IMPORTANT: For most accurate readings, check the oil level every day before starting the machine. Be sure the machine is on a level surface. 1. Remove dipstick (1). Wipe oil off with a clean cloth. Reinsert dipstick (1).
Page 175 MAINTENANCE CAUTION: Engine oil may be hot. Take extra care to avoid burns. IMPORTANT: Take care not to spill any oil when re-filling engine oil. Wiper to remove spilled oil if any. Failure to do so may cause oil to ignite, possibly resulting in a fire.
Page 176: Transmission
MAINTENANCE C. TRANSMISSION Air Release Plug 1 (Oil Supply Plug) Travel Reduction Gear Oil Level Check Plug 2 Horizontal Oil Level Check Oil Level --- every 250 hours 1. Park the machine on a level surface. 2. Rotate the travel motor until the imaginary line through plug (1) and plug (3) is vertical.
Page 177 MAINTENANCE Change Gear Oil --- every 2000 hours 1. Park the machine on a level surface. 2. Rotate the travel motor until the imaginary line through plug (1) and plug (3) is vertical. 3. Lower the bucket to the ground. 4.
Page 178: Hydraulic System
MAINTENANCE D. HYDRAULIC SYSTEM INSPECTION AND MAINTENANCE OF HY- DRAULIC EQUIPMENT CAUTION: During operation, the parts of the hy- draulic system become very hot. Allow the machine to cool down before beginning inspection or maintenance. 1. Be sure that the machine is parked on a level, firm surface before servicing hydraulic equipment.
Page 179 MAINTENANCE 5. When adding hydraulic oil, always use the same brand of oil; do not mix brands of oil. As the machine is filled with Super EX 46HN when it is shipped from the factory, use it as a general rule. When selecting to use another brand of oil listed in the table “Brand names of recommended hydraulic oil”, be sure to completely replace the oil in the system.
Page 180: Replacement Of Hydraulic Oil And Filter
MAINTENANCE REPLACEMENT OF HYDRAULIC OIL AND FILTER ure to do so may result in damage to the breaker, Change Hydraulic Oil and Replace Hydraulic Oil Tank Filter hydraulic oil pump, and other related hydraulic system components. Recommended changing Hydraulic breaker operation subjects the hydraulic system intervals are shown below.
Page 181: Check Hydraulic Oil Level
MAINTENANCE Check Hydraulic Oil Level --- daily IMPORTANT: Never run the engine without oil in hy- draulic oil tank. 1. Park the machine on a level surface. M1CC-07-002 2. Position the machine with the arm cylinder fully re- tracted and the bucket cylinder fully extended. 3.
Page 182: Drain Hydraulic Tank Sump
MAINTENANCE Drain Hydraulic Tank Sump --- every 250 hours IMPORTANT: Never run the engine without oil in hy- draulic oil tank. 1. Park the machine on a level surface with the upper- structure rotated 90 for easier access. M1CC-07-006 2. Lower the bucket to the ground. 3.
Page 183: Change Hydraulic Oil
MAINTENANCE Change Hydraulic Oil Suction Filter Cleaning --- every 4000 hours, 2500 hours or 1500 hours M1CC-07-006 CAUTION: Hydraulic oil may be hot. Wait for oil to cool before starting work. IMPORTANT: Hydraulic oil changing intervals differ according to kind of hydraulic oils used. Level Gauge (See Recommended Oil Chart in this group)
Page 184 MAINTENANCE 13. Remove suction filter and rod assembly (5). 14. Clean the filter and tank interior. If the filter is to be replaced, install new filter on the rod as shown. Tighten nut to 15 to 20 N m (1.5 to 2.0 kgf m). 15.
Page 185 MAINTENANCE Air Bleeding Procedures IMPORTANT: If the hydraulic pump is not filled with oil, it will be damaged when the engine is started. The machine is equipped with two main pumps. Bleed air from these pumps after changing hydraulic oil. 1.
Page 186: Replace Hydraulic Tank Oil Filter
MAINTENANCE Replace Hydraulic Tank Oil Filter (ZAXIS70, 70LC, 80SB, 80SBLC, 85US) --- every 1000 hours 1. Park the machine on a level surface. 2. Lower the bucket to the ground. M1CC-07-002 3. Turn the auto-idle switch off. 4. Run the engine at slow idle speed without load for five minutes.
Page 187 MAINTENANCE Replace Hydraulic Tank Oil Filter (ZAXIS80LCK) --- every 300 hours In case the hydraulic oil filter indicator on the monitor panel comes ON, immediately replace the filter even if operation hours are shorter than 300 hours after replacing the filter previously.
Page 188: Replace Pilot Oil Filter
MAINTENANCE Replace Pilot Oil Filter --- every 1 000 hours 1. Park the machine on a level surface. 2. Lower the bucket to the ground. M1CC-07-002 3. Turn the auto-idle switch off. 4. Run the engine at slow idle speed without load for five minutes.
Page 189: Replace Swing Drain Filter Element
MAINTENANCE Replace Swing Drain Filter Element --- every 4 000 hours CAUTION: Hot hydraulic oil may spout immedi- ately after operation, possibly causing severe burns. Be sure to wait for the oil and components to cool before starting any maintenance and in- M1CC-07-002 spection work.
Page 190: Replace Air Breather Element
MAINTENANCE Replace Air Breather Element --- every 4000 hours CAUTION: Hydraulic oil may be hot just after operation. Hot hydraulic oil may spout, possibly causing severe burns. Be sure to wait for oil to cool before starting work. M104-07-021 Replacement Procedures 1.
Page 191: Check Hoses And Lines
MAINTENANCE Check Hoses and Lines --- daily --- every 250 hours CAUTION: Escaping fluid under pressure can penetrate the skin causing serious injury. To avoid this hazard, search for leaks with a piece of cardboard. Take care to protect hands and body from high-pressure fluids.
Page 192 (Use proper bend radius) Hose ends and Deformation or Replace fittings Corrosion (10) NOTE: Refer to the illustrations in Fig.1 for each check point location or for a descrip- M115-07-147 tion of the abnormality. Use genuine Hitachi parts. M115-07-148 M115-07-149 Fig.1 7-38...
Page 193 Replace Deformation Replace Loose Retighten M137-07-007 NOTE: Refer to the illustrations in Fig.2 for each check point location or for a descrip- tion of the abnormality. Use genuine Hitachi parts. Fig.2 Table 3. Oil cooler Interval(hours) Check Points Abnormalities Remedies...
Page 194: Service Recommendations For Hydraulic Fittings
MAINTENANCE SERVICE RECOMMENDATIONS FOR HY- DRAULIC FITTINGS Two hydraulic fitting designs are used on this machine. Flat Face O-ring Seal Fitting (ORS Fitting) An O-ring is used on the sealing surfaces to prevent oil leakage. M104-07-033 1. Inspect fitting sealing surfaces (6). They must be free of dirt or defects.
Page 195 MAINTENANCE Metal Face Seal Fittings Fittings are used on smaller hoses and consist of a metal flare and a metal flare seat. 1. Inspect flare (10) and flare seat (9). They must be free of dirt or obvious defects. IMPORTANT: Defects in the tube flare cannot be re- paired.
Page 196: Fuel System
MAINTENANCE E. FUEL SYSTEM Recommended Fuel Use high quality DIESEL FUEL only (JIS K-2204) (ASTM 2-D). Kerosene must NOT be used. Refueling 1. Park the machine on a level surface. 2. Lower the bucket to the ground. 3. Turn the auto-idle switch off. 4.
Page 197 MAINTENANCE 8. To avoid condensation, fill the tank at the end of each day’s operation. Take care not to spill fuel on the machine or ground. Yellow Model Tank Capacity Mark ZAXIS70, 70LC, 80SB, 135 L (35.7 US gal) 80SBLC, 80LCK ZAXIS85US 120 L (31.7 US gal) Do not fill the tank more than specified.
Page 198: Drain Fuel Tank Sump
MAINTENANCE Drain Fuel Tank Sump --- daily 1. Park the machine on a level surface with the upper- structure rotated 90° for easier access. 2. Lower the bucket to the ground. 3. Turn the auto-idle off. 4. Run the engine at slow idle speed without load for five minutes.
Page 199: Check Water Separator
MAINTENANCE Check Water Separator --- every 50 hours Water separator (2) is a device to separate water from the fuel. The float inside the case will be raised when water is present. After the float is raised up to the water drain level marked on the outer diameter of the case, be sure to drain the water.
Page 200: Replace Fuel Filter
MAINTENANCE Replace Fuel Filter --- every 500 hours 1. For safety and to protect the environment, always use proper containers when draining fuel. Do not pour fuel onto the ground, down a drain or into a stream, pond or lake. Dispose of waste fuel properly. 2.
Page 201 MAINTENANCE Bleed Air from Fuel System IMPORTANT: Air in the fuel system may make the en- gine hard to start or make it run irregu- larly. After draining water and sediment from the water separator, replacing the fuel filter, cleaning the feed pump strainer or running the fuel tank dry, be sure to bleed the air from the fuel sys- tem.
Page 202: Clean Feed Pump Strainer
MAINTENANCE Clean Feed Pump Strainer --- every 1 000 hours, Cleaning Procedure 1. Remove fuel inlet side joint bolt (3) from water sepa- rator (2). Remove plug (5) and strainer (4) out of joint bolt (3). Wash them in a cleaning oil. 2.
Page 203: Check Fuel Hoses
(Use proper bend radius) M137-07-005 Hose ends and fittings Deformation or Replace Corrosion (7) NOTE: Refer to the illustrations in Fig.1 for each check point location or for a description of the abnormality. Use genuine Hitachi parts. M137-07-006 Fig.1 7-49...
Page 204: Air Cleaner
MAINTENANCE F. AIR CLEANER Clean the Air Cleaner Element --- every 250 hours or when the restriction in- dicator comes ON Replace the Air Cleaner Element --- after cleaning six times or after one year 1. Park the machine on a level surface. 2.
Page 205 MAINTENANCE CAUTION: Use reduced compressed air pres- sure. (Less than 0.2 MPa, 2 kgf/cm ). Clear area of Air Filter Restriction Switch bystanders, guard against flying chips, and wear personal protection equipment including goggles or safety glasses. Cover 10. Clean outer element (1) using compressed air. Direct the air to the inside of the filter element, blowing out.
Page 206: Cooling System
MAINTENANCE G. COOLING SYSTEM Coolant Fill the radiator with soft, pure tap or bottled water. Anti-rust agent Add approximately 0.20 L (0.21 US gt) of anti-rust agent to the new coolant when the coolant is changed. It is not necessary to add anti-rust agent when antifreeze is used.
Page 207: Check And Adjust Fan Belt Tension
MAINTENANCE Check Coolant Level --- daily CAUTION: Do not loosen radiator filler cap (1) unless the system is cool. Loosen the cap slowly to the stop. Release all pressure before removing the cap. With the engine cold, the coolant level must be between the FULL and LOW marks on coolant reservoir (2).
Page 208: Change Coolant
--- twice a year (in spring and autumn) Clean Radiator Interior --- when changing coolant NOTE: Before leaving the Hitachi Factory, the cooling system is filled with a mixture of water and Genuine Hitachi Long-Life Coolant. As long as Genuine Hitachi Long-Life Coolant is...
Page 209: Clean Radiator And Oil Cooler Core
MAINTENANCE Clean Radiator and Oil Cooler Core Outside --- every 500 hours Inside --- Once a year Clean Oil Cooler Front Screen --- every 500 hours Clean Air Conditioner Condenser (If equipped) --- every 500 hours CAUTION: Use reduced compressed air pres- sure (Less than 0.2 MPa, 2 kgf/cm ) for cleaning Oil Cooler...
Page 210: Electrical System
MAINTENANCE H. ELECTRICAL SYSTEM IMPORTANT: Improper radio communication equip- ment and associated parts, and/or im- proper installation of radio communica- tion equipment effects the machine's electronic parts, causing involuntary movement of the machine. Also, improper installation of electrical equipment’s may cause machine failure and/or a fire on the machine.
Page 211 MAINTENANCE If acid is swallowed: 1. Drink large amounts of water or milk. 2. Then drink milk of magnesia, beaten eggs, or vegetable oil. 3. Get medical attention immediately. IMPORTANT: Add water to batteries in freezing weather before you begin operating your machine for the day, or else charge the batteries.
Page 212 MAINTENANCE Electrolyte Level Check 1. Check the electrolyte level at least once a month. 2. Park the machine on level ground and stop the en- gine. 3. Check the electrolyte level. 3.1 When checking the level from the battery side: Clean around the level check lines with a wet towel.
Page 213 MAINTENANCE Check electrolyte specific gravity CAUTION: Battery gas can explode. Keep sparks If you spill acid on yourself: and flames away from batteries. Use a flashlight 1. Flush your skin with water. to check the battery electrolyte level. 2. Apply baking soda or lime to help neu- tralize the acid.
Page 214: Replace Batteries
MAINTENANCE REPLACE BATTERIES Your machine has two 12-volt batteries with negative ( ) ground. If one battery in a 24-volt system has failed but the other is still good, replace the failed battery with one of the same type. For example, replace a failed maintenance-free bat- tery with a new maintenance-free battery.
Page 215: Replacing Fuses
MAINTENANCE REPLACING FUSES If any electrical equipment fails to operate, first check the fuses. Fuse box is located behind the operator’s seat. A fuse location/specification decal is attached to the fuse box cover. Remove the fuse box cover by lifting it upward. Spare fuses are located on the underside of the cover.
Page 216: Additional Fuse Box (Optional)
MAINTENANCE ADDITIONAL FUSE BOX (Optional) 25- SPARE 30- SPARE 24- AUXILIARY 29- AUXILIARY 23- CAB LAMP REA 28- QUICK HITCH 22- WARNING LAMP 27- CAB LAMP FRONT+2 21- SEAT HEATER 26- SEAT DAMPER M1CC-01-018 EM1SE-01-003 29 28 27 26 Spare Fuses Tool M1G6-07-015...
Page 217: Miscellaneous
MAINTENANCE I. MISCELLANEOUS Check Bucket Teeth --- daily Check the bucket teeth for wear and looseness Replace teeth (1) if tooth wear exceeds the designated service limit shown below. Dimension A in mm (in) M104-07-056 Limit of Use 156 (6.1 in) 80 (3.1 in) Replacing procedure CAUTION: Guard against injury from flying...
Page 218 MAINTENANCE 3. Clean shank (6) surface. 4. Install rubber pin lock (4) into shank (6) hole as shown. RIGHT WRONG WRONG M104-07-060 5. Position new tooth (1) over shank (6). RIGHT WRONG WRONG M104-07-061 6. Drive locking pin (5) fully into the hole as shown. WRONG RIGHT M104-07-062...
Page 219: Change Bucket
MAINTENANCE Change Bucket O-Ring Shift CAUTION: When driving the connecting pins in or out, guard against injury from flying pieces of metal or debris; wear goggles or safety glasses, and safety equipment appropriate to the job. 1. Park the machine on a level surface. Lower the bucket to the ground and position it with the flat sur- Bucket Boss face resting on the ground.
Page 220: Convert Bucket Connection Into Face Shovel
MAINTENANCE Convert Bucket Connection Into Face Shovel CAUTION: When driving the connecting pins in O-Ring Shift or out, guard against injury from flying pieces of metal or debris; wear goggles or safety glasses, and safety equipment appropriate to the job. IMPORTANT: Provide ample space for turning the bucket 180 .
Page 221: Adjust The Bucket Linkage
MAINTENANCE Adjust the Bucket Linkage The machine is provided with a bucket adjustment system to take up play in the linkage. When play in the linkage increases, remove and install shims as follows: 1. Park the machine on a level surface. Lower the bucket to the ground with the flat side down so that the bucket will not roll.
Page 222: Remove The Travel Levers
MAINTENANCE Remove the Travel Levers The travel levers may be removed if desired. 1. Park the machine on a level surface. 2. Lower the bucket to the ground. 3. Turn the auto-idle switch off. 4. Turn the key switch OFF. Remove the key. 5.
Page 223: Check Track Sag
MAINTENANCE Check Track Sag --- every 50 hours Swing the upperstructure 90° and lower the bucket to raise the track off the ground as shown. Keep the angle between the boom and arm 90 to 110 and position the bucket’s round side on the ground. Place blocks under the machine frame to support the machine.
Page 224: Loosen The Track
MAINTENANCE Loosen the Track CAUTION: Do not loosen valve (1) quickly or loosen it too much as high-pressure grease in the adjusting cylinder may spout out. Loosen carefully, keeping body parts and face away from valve (1). Never loosen grease fitting (2). IMPORTANT: When gravel or mud is packed between sprockets and track links, remove it be- fore loosening.
Page 225: Clean And Replace Air Conditioner Filter
MAINTENANCE Clean and Replace Air Conditioner Filter Clean Filter Circulating Air Filter --- every 500 hours Fresh Air Filter --- every 500 hours Replace Filter Circulating Air Filter --- After cleaning 6 times or so Fresh Air Filter --- After cleaning 6 times or so M1CD-07-027 M1CC-07-009 ZAXIS70, 70LC, 80SB,...
Page 226 MAINTENANCE Notch CAUTION: Use reduced compressed air pres- sure (less than 0.2 MPa, 2 kgf/cm ) for cleaning Notch purposes. Clear the area of bystanders, guard against flying chips, and wear personal protec- tion equipment including eye protection. Cleaning Clean both the external and internal filters by blowing M1CD-07-028 M1CG-07-024 compressed air or washing with water.
Page 227: Check The Air Conditioner
MAINTENANCE Oil Seepage Check the Air Conditioner --- daily Check pipe connections for refrigerant gas leakage. If oil seepage is found around pipe connections, as illustrated, it indicates possible gas leakage. Check refrigerant quantity. － After running the engine at 1500 min (rpm) for 2 to Detail 3 minutes, check refrigerant quantity through the...
Page 228 MAINTENANCE Adjust Compressor Bolt Tension 1. Loosen holding bolt (2) of tension pulley (1). 2. Using adjusting bolt (3) located under tension pulley (1), move the compressor pulley to correctly adjust the belt tension. 3. Securely tighten holding bolt (2) of tension pulley (1). NOTE: In case the belt is replaced with a new one, run the engine at slow idle speed for 3 to 5 minutes, and readjust the belt tension to remove any...
Page 229: Clean Cab Floor
MAINTENANCE Clean Cab Floor --- as required IMPORTANT: If the A/C is operated without removing the cover, the A/C will not operate effi- ciently so that its cooling ability is re- duced. When cleaning the cab floor with tap water, spray the floor only. Take care not to splash the surrounding area.
Page 230: Check Injection Nozzle
MAINTENANCE Check Injection Nozzle --- every 500 hours See your authorized dealer. Retighten Cylinder Head Bolt --- as reguired See your authorized dealer. Inspect and Adjust Valve Clearance --- every 1 000 hours See your authorized dealer. Check Fuel Injection Timing --- as reguired See your authorized dealer.
Page 231: Check Tightening Torque Of Bolts And Nuts
MAINTENANCE Check Tightening Torque of Bolts and Nuts --- every 250 hours (first time after 50 hours) Check tightness after the first 50 hours then every 250 hours. Tighten to torque shown if any are loose. Bolts and nuts should be replaced with those of the same or higher grade.
Page 232 MAINTENANCE Tightening Torque Chart Hexagon Wrench Wrench Bolt Dia. Size Size M552-07-091 M552-07-090 M157-07-225 Socket Bolt (kgf m) (lbf ft) (kgf m) (lbf ft) (kgf m) (lbf ft) (3.1) (22) (2.0) (15.0) (1.0) (7.4) (6.6) (48) (5.1) (37) (2.0) (15.0) (11.0) (81) (9.2)
Page 233 MAINTENANCE 1. Retighten the engine insulation rubber mounting bolts. M1CD-07-030 2. Retighten the engine bracket mounting bolts. M1CD-07-031 3. Retighten the hydraulic oil tank mounting bolts. M1CD-07-010 ZAXIS70, 70LC, 80SB, 80SBLC, MCG-07-025 ZAXIS85US 80LCK 4. Retighten the fuel tank mounting bolts. M1CG-07-013 M1CD-07-018 ZAXIS70, 70LC, 80SB, 80SBLC,...
Page 234 MAINTENANCE 5. Retighten the ORS fittings for hydraulic hoses and piping. M1CD-07-004 6. Retighten the pump mounting bolts. M1CD-07-016 M1CG-07-027 ZAXIS85US ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK 7. Retighten the control valve mounting bolts. M1CG-07-026 ZAXIS85US 8. Retighten the control valve bracket ZAXIS70, 70LC, 80SB, M1CD-07-032 mounting bolts.
Page 235 MAINTENANCE 9. Retighten the swing device mounting bolts. M1CG-07-029 M1CD-07-004 ZAXIS85US ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK 10. Retighten the swing motor mounting bolts. M1CG-07-029 M1CD-07-004 ZAXIS85US ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK 11. Retighten the battery mounting nuts. M1CG-07-016 M1CD-07-025 ZAXIS85US ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK 12.
Page 236 MAINTENANCE 13. Retighten the swing bearing mounting bolts to the upperstructure. ZAXIS70, 70LC, 80LCK M1CD-07-007 85US ZAXIS80SB, 80SBLC M1CD-07-042 ZAXIS70, 70LC, 80LCK M1CD-07-035 85US Retighten the swing bearing mounting bolts to the undercarriage. ZAXIS80SB, 80SBLC M1CD-07-043 14. Retighten the travel device mounting bolts.
Page 237 MAINTENANCE 16. Retighten the upper roller mounting bolts. M152-07-046 17. Retighten the lower roller mounting bolts. M104-07-090 18. Retighten the shoe mounting bolts. M104-07-091 19. Retighten the cover mounting bolts. M1CD-01-008 ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK ZAXIS85US M1CG-07-012 7-83...
Page 238 MAINTENANCE 20. Retighten flexible master coupling M1G6-07-0208 Flexible Master Coupling M1CD-07-034 21. Retighten coupling and T-bolt clamp M1CD-07-033 22. Retighten side-cutter mounting bolt Tool: 30mm Torque: 540 N·m (55 kgf·m, 400 lbf·ft) M196-09-024 7-84...
Page 239: Hydraulic Circuit And Electrical Circuit
HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT HYDRAULIC CIRCUIT ZAXIS70, 70LC, 85US M1CC-07-052...
Page 240: Hydraulic Circuit Zaxis80Sb, 80Sblc
HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT HYDRAULIC CIRCUIT ZAXIS80SB, 80SBLC M1CC-07-053...
Page 241 HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Page 242: Electrical Circuit Zaxis70/70Lc/80Sb/ 80Sblc/85Us Electrical Diagram
HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT ELECTRICAL CIRCUIT 46. TRAVEL 2-SPEED SOL. ZAXIS70/70LC/80SB/80SBLC/ 47. BUZZER 85US ELECTRICAL DIAGRAM 48. EC MOTOR 49. EC ANGLE SENSOR 1. FUSIBLE LINK 50. PRESSURE SENSOR (L) 2. BATTERY 51. TRAVEL 3. BATTERY RELAY 52. SWING 4.
Page 243: Zaxis70/70Lc/80Sb/80Sblc/85Us Electrical Diagram
ZAXIS70/70LC/80SB/80SBLC/85US ELECTRICAL DIAGRAM ...
Page 244 HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Page 245: Maintenance Under Special Environmental Conditions
MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS Operating Conditions Precautions for Maintenance Muddy Soil, Rainy or Before Operation: Check the tightness of plugs and all drain cocks. Snowy Weather After Operation: Clean the machine and check for cracks, damaged, loose or missing bolts and nuts.
Page 246 MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Page 247: Storing The Machine
STORAGE STORING THE MACHINE 1. Inspect the machine. Repair worn or damaged parts. Install new parts if necessary. 2. Clean the primary air cleaner element. 3. Retract all hydraulic cylinders, if possible. If not, coat exposed cylinder rods with grease. 4.
Page 248: Removing The Machine From Storage
STORAGE REMOVING THE MACHINE FROM STORAGE CAUTION: Start the engine ONLY in a well-ventilated place. 1. Remove grease from the cylinder rods if coated. 2. Adjust alternator and fan belt tension. 3. Fill the fuel tank. Bleed air from the fuel system. Check all fluid levels.
Page 249: Installing Vandal-Proof Covers
STORAGE INSTALLING VANDAL-PROOF COVERS 1. Location of each vandal-proof covers to be installed are shown. 2. In each section, install covers in order of the num- bering. 3. Lock covers in each section when finished the instal- lation. NOTE: In case the sunshade is installed on the top of the cab, remove the cover (2) and (3) shown below from cab front (1).
Page 250: Help Prevent Crime
STORAGE HELP PREVENT CRIME You can help take a bite out of crime by properly docu- menting ownership and discouraging theft. M107-09-001 RECORD IDENTIFICATION NUMBERS 1. Mark your machines with your own unique numbering system. 2. Record the Product Identification Number (PIN) of the unit and also individual component identification numbers for engines, axles, pumps, etc.
Page 251: When Parking Outdoors
STORAGE WHEN PARKING OUTDOORS Make machines hard to move: • Park in a well-lighted, fenced area. • Lower all equipment to the ground. • Remove ignition key. • Remove battery when unit is storage. • Lock cab doors, windows, and vandal-proof devices. M107-09-003 REDUCE VANDALISM 1.
Page 252 STORAGE MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................10-6...
Page 253: Troubleshooting
TROUBLESHOOTING ENGINE Problem Cause Solution Engine Cranks But Will No fuel Add fuel. Not Start or Hard to Start Bleed air. Wrong fuel Drain tank. Use correct fuel. Contaminated fuel Drain tank and add clean fuel. Low battery power Charge or install new battery. Injection pump See your authorized dealer.
Page 254 TROUBLESHOOTING ENGINE Problem Cause Solution Engine Not Developing Full Air filters plugged Replace filter elements. Power Fuel line restricted Repair or replace fuel line. Contaminated fuel Drain fuel tank and clean outlet screen. Refill. Fuel filters plugged Change filters. Plugged vent in fuel tank cap Clean or install new cap.
Page 255 TROUBLESHOOTING ENGINE Problem Cause Solution Coolant Temperature Too Low Thermostat See your authorized dealer. Temperature gauge or sending unit See your authorized dealer. Low Engine Oil Pressure Engine oil pump or pump drive See your authorized dealer. Low oil level Add oil.
Page 256 TROUBLESHOOTING ENGINE Problem Cause Solution Nothing Works Battery Recharge or replace. Nothing Works Battery relay Replace relay. (Except clock) Batteries Undercharged Loose or corroded connections Clean and tighten or replace batteries. Alternator belt loose Tighten or install new belt. Alternator not charging See your authorized dealer.
Page 257 TROUBLESHOOTING ENGINE Problem Cause Solution Exhaust Gas is White Wrong fuel Drain tank. Use correct fuel. Cold engine Run engine until warm. Thermostat faulty or too “cool” See your authorized dealer. Injection pump out of time See your authorized dealer. Coolant leakage into engine cylinder See your authorized dealer.
Page 258: Electrical System
TROUBLESHOOTING ELECTRICAL SYSTEM Problem Cause Solution Engine Cranks Slowly Battery discharged or will not hold a Replace battery. charge Starter “dragging” See your authorized dealer. Low battery voltage Recharge or replace battery. Starter Motor Continues to Start relay stuck See your authorized dealer. Run After Engine Starts Starter solenoid stuck See your authorized dealer.
Page 259 TROUBLESHOOTING ELECTRICAL SYSTEM Problem Cause Solution No Indicators in Gauge Panel Circuit board See your authorized dealer. Operate Wiring harness See your authorized dealer. Fuse Replace fuse. Indicator Light in Gauge Panel Bulb Replace bulb. is Inoperative Fuse Replace fuse. Sender Do sender check.
Page 260: Mode Selection
TROUBLESHOOTING MODE SELECTION Problem Cause Solution Fast/Slow Travel Speed Travel mode switches See your authorized dealer. Does Not Function Pilot pressure switch (Travel) See your authorized dealer. Pump delivery pressure sensor wire See your authorized dealer. harness Main controller See your authorized dealer. Solenoid valve unit See your authorized dealer.
Page 261: Control Levers
TROUBLESHOOTING CONTROL LEVERS Problem Cause Solution Moves Hard Corroded joint See your authorized dealer. Worn out pusher See your authorized dealer. Does Nothing Worn out pusher See your authorized dealer. Pilot valve See your authorized dealer. Does Not Return to Neutral Pilot valve See your authorized dealer.
Page 262 TROUBLESHOOTING HYDRAULIC SYSTEM Problem Cause Solution Hydraulic Oil Overheats Relief valve See your authorized dealer. Contaminated oil Drain oil and refill. Travel motors See your authorized dealer. Improperly adjusted hydraulic See your authorized dealer. components Oil Foams Air leak in line from reservoir to pump Repair leak or see your authorized dealer.
Page 263 TROUBLESHOOTING HYDRAULIC SYSTEM Problem Cause Solution One Control Lever Does Not Relief valve pressure low See your authorized dealer. Work Tube or hose damaged Repair or replace. Hydraulic fittings loose Tighten. Damaged O-rings in fittings Install new O-ring. Hydraulic Pump See your authorized dealer.
Page 264 TROUBLESHOOTING HYDRAULIC SYSTEM Problem Cause Solution Travel is Not Smooth Rocks or mud “jammed” in track frame Remove and repair. Travel brake not releasing See your authorized dealer. Swing Does Not Work Swing brake release valve See your authorized dealer. Swing motor See your authorized dealer.
Page 265: Specifications
SPECIFICATIONS SPECIFICATIONS ZAXIS70, 70LC, 85US M1CD-12-001 Model ZAXIS70 ZAXIS70LC ZAXIS85US Type of Front-End Attachment 1.62 m (5 ft 4 in) Arm PCSA 0.28 m (0.37 yd PCSA 0.28 m (0.37 yd PCSA 0.33 m (0.43 yd Bucket Capacity (Heaped) CECE 0.24 m CECE 0.24 m CECE 0.29 m 7100 kg (15650 lb)
Page 266: Working Ranges (Zaxis70, 70Lc)
SPECIFICATIONS WORKING RANGES ZAXIS70, ZAXIS70LC M1CD-12-003 Face shovel (Reversed hoe bucket) Backhoe M1CD-12-002 1.62 m (5 ft 4 in) Arm 2.12 m (7 ft 0 in) Arm Category Backhoe Shovel Backhoe Shovel Item ft in ft in ft in ft in A: Maximum Digging Reach 6320 20’9”...
Page 267: Working Ranges (Zaxis85Us)
SPECIFICATIONS WORKING RANGES ZAXIS85US Shovel M1CG-12-001 Backhoe M1CG-01-01-010 1.62 m (5 ft 4 in) Arm 2.12 m(7 ft 0 in) Arm Category Item Backhoe Shovel Backhoe shovel ft·in ft·in ft·in ft·in A: Maximum Digging Reach 6430 21'1" 6570 21'7" 6920 22'8"...
Page 268: Shoe Types And Applications (Zaxis70, 70Lc)
SPECIFICATIONS SHOE TYPES AND APPLICATIONS ZAXIS70 450 mm(18") 450 mm(18") 450 mm(18") 600 mm(24") 450 mm(18") Pad Crawler Rubber Shoe Width Grouser Grouser Flat Shoe Shoe Crawler Shoe Shoe Shoe For Ordinary For Weak For Paved For Paved For Paved Application Ground Footing...
Page 269: Shoe Types And Applications (Zaxis85Us)
SPECIFICATIONS SHOE TYPES AND APPLICATIONS ZAXIS85US 450 mm(18") 450 mm(18") 450 mm(18") 600 mm(24") 450 mm(18") Pad Crawler Rubber Shoe Width Grouser Grouser Flat Shoe Shoe Crawler Shoe Shoe Shoe For Ordinary For Weak For Paved For Paved For Paved Application Ground Footing...
Page 270 SPECIFICATIONS SPECIFICATIONS ZAXIS80SB, ZAXIS80SBLC M1CG-12-004 Model ZAXIS80SB ZAXIS80SBLC Type of Front-End Attachment Boom-Swing Type 1.62 m (5 ft 4 in) Arm Bucket Capacity (Heaped) PCSA 0.28 m (0.37 yd ), CECE 0.24 m Operating Weight 7400 kg (16300 lb) 7490 kg (16500 lb) Basic Machine Weight 6060 kg (13300 lb) 6140 kg (13500 lb)
Page 271 SPECIFICATIONS WORKING RAMGES ZAXIS80SB, ZAXIS80SBLC M1CG-12-003 1.62 m (5 ft 4 in) Arm 2.12 m (7 ft 0 in) Arm Category Backhoe Shovel Backhoe Shovel Item ft-in ft-in ft-in ft-in A: Maximum Digging Reach 7070 23 2 7210 23 8 7550 24 9 7690...
Page 272: Shoe Types And Applications
SPECIFICATIONS SHOE TYPES AND APPLICATIONS ZAXIS80SB 450 mm(18") 450 mm(18") 450 mm(18") 600 mm(24") 450 mm(18") Pad Crawler Rubber Shoe Width Grouser Grouser Flat Shoe Shoe Crawler Shoe Shoe Shoe For Ordinary For Weak For Paved For Paved For Paved Application Ground Footing...
Page 273: Sound Level Results (2000/14/Ec)
SPECIFICATIONS SOUND LEVEL RESULTS (2000/14/EC) LwA: sound-power level of airborne noise LpA: sound level at operator’s station unit: dB (A) ZAXIS70, 70LC, 80SB, 80SBLC ZAXIS85US 12-9...
Page 274 SPECIFICATIONS MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................12-10...
Page 275: Optional Attachments And Devices
OPTIONAL ATTACHMENTS AND DEVICES BLADE LEVER Use blade lever (1) on the operator’s right to raise and lower the blade. When the lever is released, it automatically returns to neu- tral, keeping the blade in its position until the lever is oper- ated again.
Page 276: Avoid Hitting Blade With Front-End Attachment
OPTIONAL ATTACHMENTS AND DEVICES AVOID HITTING BLADE WITH FRONT-END ATTACHMENT WRONG When operating the machine with the blade positioned towards the front, the bucket or boom cylinder may come into contact with the blade if you are not careful. Be sure to prevent this from happening.
Page 277 OPTIONAL ATTACHMENTS AND DEVICES Maintenance Blade Joint Pins --- every 500 hours • Blade joint pins • Blade cylinder rod/bottom pins M1CC-00-001 M1CC-07-021 Transporting Machine with Blade When the machine is equipped with the long arm and blade, position the blade in the opposite direction from the front attachment.
Page 278: Specifications (Zaxis70, 70Lc, 85Us With Blade)
OPTIONAL ATTACHMENTS AND DEVICES SPECIFICATIONS ZAXIS70, 70LC, 85US (with Blade) M1CD-12-004 Model ZAXIS70 ZAXIS70LC ZAXIS85US Front-End Attachment 1.62 m (5 ft 4 in) Arm Standard Bucket Capacity (Heaped) 0.28 m (0.37yd 0.33 m (0.43yd 0.28 m (0.37yd Operating Weight 6970 kg (15400 lb) 7070 kg (15600 lb) 7600 kg (16760 lb) Basic Machine Weight...
Page 279: Shoe Types And Applications (Zaxis70, 70Lc With Blade)
OPTIONAL ATTACHMENTS AND DEVICES SHOE TYPES AND APPLICATIONS ZAXIS70 (with Blade) 450 mm(18") 450 mm(18") 450 mm(18") Shoe Width Pad Crawler Rubber Crawler Grouser Shoe Shoe Shoe For Ordinary For Paved For Paved Application Ground Road Road (Standard) (Option) (Option) Operating Weight kg (lb) 6970(15400)
Page 280: Shoe Types And Applications
OPTIONAL ATTACHMENTS AND DEVICES SHOE TYPES AND APPLICATIONS (with Blade) ZAXIS85US(with Blade) 450 mm(18") 450 mm(18") 450 mm(18") 600 mm(24") 450 mm(18") Pad Crawler Rubber Shoe Width Grouser Grouser Flat Shoe Shoe Crawler Shoe Shoe Shoe For Ordinary For Weak For Paved For Paved For Paved...
Page 281: Specifications (Zaxis80Sb, 80Sblc With Blade)
OPTIONAL ATTACHMENTS AND DEVICES SPECIFICATIONS ZAXIS80SB, ZAXIS80SBLC (with Blade) MICG-12-005 Model ZAXIS80SB ZAXIS80SBLC Type of Front-End Attachment Boom-Swing Type 1.62 m (5 ft 4 in) Arm Bucket Capacity (Heaped) PCSA 0.28 m (0.37 yd ), CECE 0.24 m Operating Weight 7950 kg (17500 lb) 8030 kg (17700 lb) Basic Machine Weight...
Page 282: Shoe Types And Applications
OPTIONAL ATTACHMENTS AND DEVICES SHOE TYPES AND APPLICATIONS (with Blade) ZAXIS80SB (with Blade) 450 mm(18") 450 mm(18") 450 mm(18") 450 mm(18") 600 mm(24") Shoe Width Flat Shoe Pad Crawler Rubber Crawler Grouser Shoe Grouser Shoe Shoe Shoe For Ordinary For Weak For Paved For Paved For Paved...
Page 283: Offset Arm Front
OPTIONAL ATTACHMENTS AND DEVICES OFFSET ARM FRONT ZAXIS70, 70LC Offset Control Pedal Pedal (2) is located at the operator’s right foot. Offset Operation 1. Turn cover (1) forward to unlock pedal (2). 2. Push down on the left side of the pedal to move the arm to the left offset position.
Page 284 OPTIONAL ATTACHMENTS AND DEVICES Offset Direction and Working Range Interference Right and left offset directions are taken from the point of view of the operator. Accordingly, “left” offset means that the front attachment is moved towards the cab. ★ Maximum digging depth with maximum offset distance of 1160 mm is A due to interference of the boom with the ground surface, as illustrated.
Page 285: Precautions For Operating With The Offset Function
OPTIONAL ATTACHMENTS AND DEVICES PRECAUTIONS FOR OPERATING WITH THE OFFSET FUNCTION CAUTION: In case this machine is equipped with an unspecified attachment such as an oversized bucket or hydraulic breaker, the attachment may come in contact with the cab if the machine is operated with the front attachment offset, possibly causing injury or death as well as damaging the machine...
Page 286: Maintenance
OPTIONAL ATTACHMENTS AND DEVICES MAINTENANCE Refer to the Greasing Front Joint Pins pages in the MAINTENANCE section. Boom Foot, Boom Cylinder Bottom Side, Arm Cylinder Rod Side, and Bucket Cylinder Bottom Side Pins: Refer to the Greasing Front Joint Pins pages in the MAINTENANCE section.
Page 287 OPTIONAL ATTACHMENTS AND DEVICES MEMO ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................13-13...
Page 288: Specifications
OPTIONAL ATTACHMENTS AND DEVICES SPECIFICATIONS (with OFFSET ARM FRONT) ZAXIS70, 70LC (without Blade) M1CD-12-001 (with Blade) M1CD-12-004 13-14...
Page 289 OPTIONAL ATTACHMENTS AND DEVICES Specifications ZAXIS70 ZAXIS70LC Model Without Blade With Blade Without Blade With Blade Type of Front-End Attachment Offset Boom 1.62 m Arm (5 ft 4 in Arm) Bucket Capacity (Heaped) PCSA 0.28 m , CECE 0.24 m Operating Weight 6920 kg (15300 lb) 7490 kg (16500 lb)
Page 290: Working Ranges (Offset)
OPTIONAL ATTACHMENTS AND DEVICES WORKING RANGES (Offset) ZAXIS70, 70LC Ａ 1160 1160 (3'10") (3'10") F, F’ M1CC-12-010 M1CD-12-005 Category Working Ranges Item Max. Off-Set Distance(1160 Off-Set Distance (0 mm) (3'10")) ft·in ft·in : Maximum Digging Reach 6320 9” 5875 3” : Maximum Digging Depth 8”...
Page 291: Shoe Types And Applications (With Offset Arm Front)
OPTIONAL ATTACHMENTS AND DEVICES SHOE TYPES AND APPLICATIONS (with OFFSET ARM FRONT) ZAXIS70 0.28 m (0.37 yd ) Bucket Without Blade 450 mm(18") 450 mm(18") 450 mm(18") 600 mm(24") 450 mm(18") Shoe Width Pad Crawler Rubber Crawler Grouser Shoe Grouser Shoe Flat Shoe Shoe Shoe...
Page 292 OPTIONAL ATTACHMENTS AND DEVICES SHOE TYPES AND APPLICATIONS (with OFFSET ARM FRONT) ZAXIS70LC 0.28 m (0.37 yd ) Bucket Without Blade 450 mm(18") 450 mm(18") 450 mm(18") 450 mm(18") 600 mm(24") Shoe Width Flat Shoe Pad Crawler Rubber Crawler Grouser Shoe Grouser Shoe Shoe Shoe...
Page 293: Electronic Key Lock Operation Manual
OPTIONAL ATTACHMENTS AND DEVICES ELECTRONIC KEY LOCK OPERATION MANUAL Electronic key lock The controller exclusively designed to read the data stored in the IC chip built in the key judges whether or not to start the engine and to operate the hydraulic sys- tem.
Page 294 In case the ordinary operation key is lost, get genuine Hitachi spare ordi- nary operation key (P/N 4484755). Then, use it after registration is performed. Normally, up to 5 ordinary operation keys can be registered to make them us- able.
Page 295 OPTIONAL ATTACHMENTS AND DEVICES If more than one ordinary operation keys are lost after registration is complete and when new spare ordinary op- eration keys are obtained, re-perform registration of the new keys together with the old ordinary operation key. (Refer to the following pages for the registration cancella- tion procedure.) IMPORTANT: In case an ordinary operation key is lost,...
Page 296: Registration/Registration Cancellation Of Ordinary Operation Key
OPTIONAL ATTACHMENTS AND DEVICES REGISTRATION/REGISTRATION CANCELLATION OF ORDINARY OPERATION Be sure to read the following description beforehand. Registration: Makes the machine controller acknowl- edge the new ordinary operation keys (black) are correctly set to the corre- sponding registration key. Registration Cancellation: Makes the registration of the ordinary op- eration key unavailable in case an ordinary operation key is lost, preventing the lost...
Page 297: Additional Registration Procedure
To increase numbers of the key Get Genuine Hitachi Service Part. Contact your nearest Hi- Ordinary Operation Key tachi dealer. (P/N 4484755) Insert the registration key into the key switch.
Page 298: Registration Cancellation Procedure
OPTIONAL ATTACHMENTS AND DEVICES REGISTRATION CANCELLATION PROCEDURE (To make the lost key unavailable) Arrange all remaining ordinary To make the lost key unavailable. operation keys at hand before- hand. Insert the registration key into the key switch. Turn the key OFF to ACC. Hold the key switch ACC for 10 seconds.
Page 299: Lifting Capacities
OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-024 A : Load radius B : Load point height...
Page 300 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-024 A : Load radius B : Load point height...
Page 301 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-024 A : Load radius B : Load point height...
Page 302 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-024 A : Load radius B : Load point height...
Page 303 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-025 A : Load radius B : Load point height...
Page 304 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-025 A : Load radius B : Load point height...
Page 305 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CD-13-006 A : Load radius B : Load point height...
Page 306 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CD-13-006 A : Load radius B : Load point height...
Page 307 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CD-13-006 A : Load radius B : Load point height...
Page 308 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CD-13-006 A : Load radius B : Load point height...
Page 309 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-026 A : Load radius B : Load point height...
Page 310 OPTIONAL ATTACHMENTS AND DEVICES LIFTING CAPACITIES NOTE: 1. Lifting capacity of the ZX series does not exceed 75% of tipping load with the machine on firm, level ground or 87% of full hydraulic capacity. (ISO 10567) 2. * Indicates load limited by hydraulic capacity. M1CC-13-026 A : Load radius B : Load point height...
Page 311: Index
INDEX Control Lever (ISO Pattern) .......5-2 AM/FM Radio Operation........1-35 Control Levers ...........11-9 Additional Fuse Box (Optional)......1-22 Coolant Temperature Gauge ......1-4 Additional Registration Procedure....13-23 Cooling Operation ..........1-29 Adjust the Operator’s Seat ........S-5 Cooling System..........7-52 Adjusting the Seat ..........1-43 Correct Maintenance and Inspection Procedures ...7-1 Adjusting Console Height ........
Page 312 INDEX Hour Meter ............1-6 Observe Engine Operation Closely......2-1 Hydraulic Breaker and Hydraulic Crusher ..5-16 Offset Arm Front ..........13-9 Hydraulic Oil Filter Restriction Indicator Opening Side Windows ........1-39 (ZAXIS80LCK) ..........1-5 Opening Upper Front Window ......1-37 Hydraulic System........7-24, 11-9 Opening/Closing Overhead Window....1-40 Operate Only from Operator’s Seat ....
Page 313 INDEX Remove Paint Before Welding or Heating ..S-27 Transporting by Road ..........6-1 Removing and Storing Lower Front Window..1-39 Travel Alarm (Optional)........4-4 Removing the Machine from Storage....10-2 Travel Mode Switch ........1-12, 4-4 Replace Rubber Hoses Periodically....S-22 Traveling ..............4-5 Report Thefts Immediately ........
Page 316 Hitachi Construction Machinery Co., Ltd. Head Office : 5-1, Koraku 2-chome, Bunkyo-ku, Tokyo 112-0004, Japan Recycle This manual is printed on recycled paper.

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Zaxis 70lc Zaxis 80sb Zaxis 80sblc Zaxis 85us

Hitachi ZAXIS 70 Operator's Manual

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