Toro Z Master 8000 74312 Operator's Manual
Toro Z Master 8000 74312 Operator's Manual

Toro Z Master 8000 74312 Operator's Manual

Riding mower
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Original Instructions (EN)
Z Master
®
Mower
with 42in or 48in Cutting Unit
Model No. 74312—Serial No. 402080000 and Up
Model No. 74313—Serial No. 402090000 and Up
Model No. 74315—Serial No. 402080000 and Up
Form No. 3417-823 Rev A
8000 Series Riding
*3417-823* A

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Summary of Contents for Toro Z Master 8000 74312

  • Page 1 ® 8000 Series Riding Mower with 42in or 48in Cutting Unit Model No. 74312—Serial No. 402080000 and Up Model No. 74313—Serial No. 402090000 and Up Model No. 74315—Serial No. 402080000 and Up *3417-823* A Register at www.Toro.com. Original Instructions (EN)
  • Page 2 Section 4442, maintained in additional information, contact an Authorized Service effective working order or the engine is constructed, Dealer or Toro Customer Service and have the model equipped, and maintained for the prevention of fire. and serial numbers of your product ready.
  • Page 3: Table Of Contents

    Contents Safety ............... 4 g000502 Figure 2 General Safety ........... 4 Slope Indicator ........... 5 1. Safety-alert symbol Safety and Instructional Decals ......6 Product Overview ........... 13 Controls ............13 This manual uses 2 words to highlight information. Specifications ..........15 Important calls attention to special mechanical Before Operation ..........
  • Page 4: Safety

    Safety Adjusting the Safety Switches......41 Jump-Starting the Machine....... 41 Drive System Maintenance ........42 This machine has been designed in accordance with Adjusting the Tracking ........42 ANSI B71.4-2012. Checking the Tire Pressure....... 43 Checking the Wheel-Lug Nuts ......43 Checking the Wheel-Hub Nuts......
  • Page 5: Slope Indicator

    Slope Indicator g011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can operate the machine on is 15 degrees. Use the slope chart to determine the degree of slope of hills before operating. Do not operate this machine on a slope greater than 15 degrees. Fold along the appropriate line to match the recommended slope.
  • Page 6: Safety And Instructional Decals

    Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or missing. decal93-7818 93-7818 decalbatterysymbols 1. Warning—read the Operator's Manual for instructions on Battery Symbols torquing the blade bolt/nut to 115 to 149 N∙m (85 to 110 ft-lb).
  • Page 7 decal112-9028 112-9028 1. Warning—stay away from moving parts; keep all guards in place. decal116-8934 116-8934 1. Warning—disengage the 2. Height of cut blade clutch, shut off the engine, and remove decal115-4212 the key before making 115-4212 adjustments, servicing, or 1. Hydraulic fluid level 3.
  • Page 8 decal116-8946 116-8946 1. Rotate counterclockwise 3. Unlock to push the to release. machine. 2. Rotate clockwise to lock. 4. Read the Operator’s decal116-8941 116-8941 Manual before servicing or performing maintenance. decal116-9049 116-9049 decal116-8943 116-8943 1. Rotating driveline hazard—keep all driveline shields in place.
  • Page 9 decal120-0625 120-0625 1. Pinch point, hand—keep your hands away. decal126-4207 126-4207 1. Refer to the Operator’s Manual for adjustment procedure. When PTO is engaged, the idler arm position must be in hatched area or an adjustment is required. decal130-2880 130-2880 Non-EFI Machines Only 1.
  • Page 10 decal130-2881 130-2881 EFI Machines Only 1. Engine temperature 7. Retract the piston 2. Fast 8. Extend the piston 3. Slow 9. Fast 4. Neutral 10. Slow 5. Neutral 11. MIL toggle switch 6. Reverse decal126-4159 Molded in Left Console 1. PTO—disengage 3.
  • Page 11 decal126-4158 Molded into Front of Hopper Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual and review the conditions in which you will use the machine to determine whether you can operate the machine in the conditions on that day and at that site.
  • Page 12 decal116-9044 116-9044 1. Read the Operator’s Manual before performing any 8. Grease the deck lock mechanism every 100 hours. maintenance. 2. Check the engine oil every 8 hours. 9. Grease the deck pivots every 100 hours. 3. Grease the front caster wheel bearings every 8 hours. 10.
  • Page 13: Product Overview

    Product Overview g020356 Figure 5 1. Key switch 5. Throttle 2. Hopper switch 6. Engine-oil temperature light and buzzer 3. Message display 7. Check engine light (EFI g026780 machines only) Figure 4 4. Choke control (non-EFI 1. Speed-control lever 4. Motion-control levers machines) 2.
  • Page 14: Brake Lever

    4. Low-voltage indicator light enhance and expand its capabilities. Contact your Authorized Service Dealer or Distributor or go to www.Toro.com for a list of all approved attachments Battery-Indicator Light and accessories. If you turn the ignition key to the O...
  • Page 15: Before Operation

    Specifications Operation Note: Specifications and design are subject to Note: Determine the left and right sides of the change without notice. machine from the normal operating position. Width Before Operation 42-inch Mower 48-inch Mower Deck Deck Without Mower 108.2 cm (42.6 108.2 cm (42.6 Before Operation Safety Deck...
  • Page 16: Adding Fuel

    Adding Fuel containers on the ground, away from your vehicle before filling. • Remove the equipment from the truck or trailer Recommended Fuel and refuel it while it is on the ground. If this is not • For best results, use only clean, fresh (less than possible, then refuel from a portable container 30 days old), unleaded gasoline with an octane rather than a fuel-dispenser nozzle.
  • Page 17: Performing Daily Maintenance

    Note: Do not fill the fuel tank completely full. The empty space in the tank allows the fuel to expand. g006790 Figure 8 1. Deck-lift handle 2. Rotate the mower deck locking pin toward the rear and pull outward to unlock. 3.
  • Page 18: Lowering The Mower Deck To The Operating Position

    Lowering the Mower Deck to the Operating Position While firmly holding onto deck-lift handle, unhook the mower-deck latch from the machine and slowly lower the mower deck to the ground (Figure Push the deck-locking pins inward and rotate them forward to securely lock the mower deck in the lowered position (Figure WARNING...
  • Page 19: Using The Safety-Interlock System

    Understanding the Safety-Interlock System The safety-interlock system is designed to prevent the engine from starting unless: • The parking brake is engaged. • The PTO-engagement lever is disengaged. • The speed-control lever is in the N position EUTRAL The safety-interlock system is designed to shut off the engine when you rise from the seat when the PTO is engaged.
  • Page 20: During Operation

    • Use only accessories and attachments approved by Toro. • Operate the machine only in good visibility to avoid holes or hidden hazards. • This machine produces sound levels in excess •...
  • Page 21: Operating The Parking Brake

    Slope Safety ROPS is recommended if you will be mowing next to drop-offs, near water, or on steep banks, which • Slopes are a major factor related to loss of control could result in a rollover. Contact an Authorized and rollover accidents, which can result in severe Service Dealer for more details.
  • Page 22: Operating The Pto-Engagement Lever

    Disengaging the Parking Brake Disengaging the PTO-Engagement Lever g032727 Figure 17 g032742 Figure 19 Operating the PTO-Engagement Lever Operating the Throttle The PTO-engagement lever starts and stops the You can move the throttle control between F mower blades and blower. positions (Figure 20).
  • Page 23: Shutting Off The Engine

    Shutting Off the Engine CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. Always remove the key and engage the parking brake when leaving the machine unattended. Disengage the PTO. Move the speed-control lever to the NEUTRAL position.
  • Page 24: Driving The Machine

    Driving the Machine disengage the PTO, and engage the parking brake. The throttle control regulates the engine speed as Shut off the engine, remove the key, and wait measured in rpm (revolutions per minute). Place for all moving parts to stop before leaving the the throttle control in the F position for best operating position.
  • Page 25: After Operation

    It is best to cut only about a third of the grass blade. genuine Toro replacement blade. Cutting more than that is not recommended unless grass is sparse, or it is late fall when grass grows more slowly.
  • Page 26: Using The Drive-Wheel Release Valves

    Note: panel under the primary screen to allow free air flow This allows the hydraulic fluid to bypass from the hopper. the pump, enabling the wheels to turn. Disengage the parking brake before pushing the machine. Note: Do not tow the machine. Rotate the valves clockwise to run the machine.
  • Page 27 Loading the Machine WARNING Loading a machine onto a trailer or truck increases the possibility of tip-over and could cause serious injury or death. • Use extreme caution when operating a machine on a ramp. • Back the machine up the ramp and drive it forward down the ramp.
  • Page 28: Maintenance

    • Adjust the caster-pivot bearings. • Check the parking-brake adjustment. • Change the hydraulic filter and reservoir hydraulic fluid when using Toro® HYPR-OIL™ 500 hydraulic fluid (more often in dirty or dusty conditions). • Change the oil in all 3 gearbox housings and add oil as needed.
  • Page 29: Pre-Maintenance Procedures

    To ensure optimum performance and continued safety certification of the machine, use only – Shut off the engine and remove the key. genuine Toro replacement parts and accessories. – Disconnect the spark-plug wire. Replacement parts and accessories made by other manufacturers could be dangerous, and •...
  • Page 30: Lubrication

    Lubrication Lubricating the Machine Service Interval: Before each use or daily—Grease the front caster wheel hubs (more often in dirty or dusty conditions). Every 40 hours—Grease the drive shaft (more often in dirty or dusty conditions). Every 100 hours—Grease the mower-deck flip-up pivot (more often in dirty or dusty conditions).
  • Page 31 Loosen the clamp holding the hose and remove the air cleaner (Figure 29). g006115 Figure 31 1. Seal guard 2. Spacer nut with wrench flats Raise the mower for access. g034250 Figure 29 Remove the caster wheel from the caster forks. 1.
  • Page 32 Lubricating the Brake-Rod Note: Make sure that the axle does not extend beyond either nut. Bushings and Steering-Linkage Install the seal guards over the wheel hub, and Rod Ends insert the wheel into the caster fork. Service Interval: Every 160 hours Install the caster bolt and tighten the nut fully.
  • Page 33: Engine Maintenance

    Engine Maintenance Engine Safety • Shut off the engine before checking the oil or adding oil to the crankcase. • Keep your hands, feet, face, clothing, and other body parts away the muffler and other hot surfaces. Servicing the Air Cleaner g007579 Figure 33 Service Interval: Every 150 hours...
  • Page 34: Servicing The Engine Oil

    Servicing the Engine Oil Note: Avoid knocking the filter into the side of the body. Remove the safety filter only to replace it. Engine-Oil Specifications Important: Do not attempt to clean the Oil Type: Detergent oil (API service class SJ or safety filter.
  • Page 35: Changing The Engine Oil

    Changing the Engine Oil Remove the dipstick and read the oil level. If the oil level is low, wipe off the area around the Service Interval: Every 100 hours (more often in dirty oil-fill cap, remove cap and fill to the full mark on or dusty conditions).
  • Page 36: Servicing The Spark Plugs

    Changing the Engine-Oil Filter Servicing the Spark Plugs Service Interval: Every 200 hours—Change the Service Interval: Every 200 hours—Check and gap engine-oil filter (more often in dirty the spark plug (EFI engines only). or dusty conditions). Every 500 hours—Check and gap the spark Drain the oil from the engine;...
  • Page 37: Checking The Spark Arrester

    Checking the Spark Plug Checking the Spark Arrester Important: Do not clean the spark plug(s). Always replace the spark plug(s) when it has a black coating, worn electrodes, an oily film, or For Machines with a Spark cracks. Arrester If you see light brown or gray on the insulator, the Service Interval: Every 50 hours engine is operating properly.
  • Page 38: Fuel System Maintenance

    Fuel System Note: Ensure that the markings on the filter follow the fuel flow direction. Maintenance WARNING Fuel-system components are under high pressure. The use of improper components can result in system failure, fuel leakage, and possible explosion. Use only approved fuel lines and fuel filters. Servicing the Electronic Fuel-Injection System EFI Machines Only...
  • Page 39: Electrical System Maintenance

    Removing the Battery Electrical System Maintenance WARNING Incorrectly removing the cables from battery could damage the machine and cables, Electrical System Safety causing sparks. Sparks can cause the battery • Disconnect the battery before repairing the gasses to explode, resulting in personal machine.
  • Page 40: Servicing The Fuses

    Charging the Battery Install the negative (black) battery cable and ground wire to the negative (-) battery terminal. WARNING Secure the cables with 2 bolts, 2 washers, and 2 locknuts (Figure 43). Charging the battery produces gasses that can explode. Slide the red terminal boot onto the positive (red) battery post.
  • Page 41: Adjusting The Safety Switches

    Adjusting the Safety systems. Make sure that the cables are color coded or labeled for the correct polarity. Switches CAUTION Adjust all safety switches so that the plunger extends Connecting the jumper cables incorrectly 4.8 mm to 6.4 mm (3/16 inch to 1/4 inch) from the switch body when the plunger is compressed (Figure (wrong polarity) can immediately damage...
  • Page 42: Drive System Maintenance

    Drive System Connect the black negative (–) cable to the other terminal (negative) of the booster battery. Maintenance Make the final connection on the engine block of the stalled machine (not to the negative battery post), away from the battery, and stand back Adjusting the Tracking (Figure 47).
  • Page 43: Checking The Tire Pressure

    Checking the Tire Pressure Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the Service Interval: Every 40 hours operating position. Remove the dust cap from the caster and tighten Maintain the air pressure in the rear tires at 103 kPa the locknut until the spring washers are flat, then (15 psi).
  • Page 44: Cooling System Maintenance

    Cleaning the Engine Cooling System Cooling Fins and Shrouds Maintenance Service Interval: Every 100 hours/Yearly (whichever comes first) Cleaning the Engine Screen Park the machine on a level surface, move the and Engine-Oil Cooler speed-control lever to the N position, EUTRAL disengage the PTO, and engage the parking Service Interval: Before each use or daily...
  • Page 45: Brake Maintenance

    Brake Maintenance Adjusting the Parking Brake Service Interval: After the first 100 hours Every 500 hours thereafter Make sure that the brake is adjusted properly. Follow this procedure when you remove or replace a brake component. Park the machine on a level surface, move the speed-control lever to the N position, EUTRAL...
  • Page 46: Belt Maintenance

    Belt Maintenance Inspecting the Belts Service Interval: Every 40 hours Park the machine on a level surface, move the speed-control lever to the N position, EUTRAL disengage the PTO, and engage the parking brake. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
  • Page 47: Replacing The Pump-Drive Belt

    Engage the PTO lever and check the alignment. Check and adjust the belt guides as stated in Adjusting the Belt Guides (page 48). Replacing the Pump-Drive Belt Park the machine on a level surface, move the g006836 speed-control lever to the N position, EUTRAL Figure 55...
  • Page 48: Adjusting The Belt Guides

    Adjusting the Belt Guides Controls System Maintenance Park the machine on a level surface, move the speed-control lever to the N position, EUTRAL disengage the PTO, and engage the parking brake. Aligning the PTO-Drive Shut off the engine, remove the key, and wait Pulley for all moving parts to stop before leaving the operating position.
  • Page 49: Aligning The Pump-Drive Pulley

    Aligning the Pump-Drive Pulley The pump-drive-pulley alignment is necessary for any of the following conditions: • The engine mounting bolts have been loosened or the engine has been moved or replaced. • The pump pulleys have been loosened, moved, or replaced. •...
  • Page 50: Adjusting The Pto Brake Spring

    Adjusting the PTO Brake Adjusting the Hopper Door Spring Park the machine on a level surface, move the speed-control lever to the N position, EUTRAL Adjust the PTO brake spring only if the blower has disengage the blade-control switch (PTO), and been removed or replaced or if the PTO drive idler engage the parking brake.
  • Page 51: Hydraulic System Maintenance

    1 fluid (more often in dirty or dusty conditions). hydraulic fluid level. Every 500 hours—Change the hydraulic filter Park the machine on a level surface, move the and reservoir hydraulic fluid when using Toro ® speed-control lever to the N position,...
  • Page 52: Mower Deck Maintenance

    Changing the hydraulic fluid unnecessarily could damage the hydraulic system by Leveling the Mower Deck introducing contaminates into the system. Before installing the new filter, fill it with Toro ® Leveling the Deck HYPR-OIL ™...
  • Page 53: Servicing The Cutting Blades

    Servicing the Cutting Blades To ensure a superior quality of cut, keep the blades sharp. For convenient sharpening and replacement, you may want to keep extra blades on hand. Blade Safety g006530 Figure 64 A worn or damaged blade can break, and a piece of the blade could be thrown toward you or bystanders, 1.
  • Page 54: Removing The Blades

    • Replace the blade bolt after striking a foreign object. • Use only genuine Toro replacement g000552 Figure 67 parts. 1. Sharpen at original angle. • Do not lubricate the threads of the...
  • Page 55: Removing The Mower Deck

    Important: Do not transport this machine without refer to Lowering the Mower Deck to the an approved Toro front mount attachment. Operating Position (page 18). Park the machine on a level surface, move the Note:...
  • Page 56: Installing The Mower Deck

    PTO guard (Figure 71). Important: Do not transport the machine without an approved Toro front mount attachment. Park the machine on a level surface, move the speed-control lever to the N position, EUTRAL disengage the blade-control switch (PTO), and engage the parking brake.
  • Page 57: Adjusting The Locking-Pin Stop On The Mower Deck

    Cleaning Install the springs onto the spring anchor pins under the left and right consoles and secure with a washer and hairpin cotter (Figure 69). Cleaning under the Mower Unlatch the mower deck from the raised position, slowly lower the mower deck to ground, and Service Interval: Before each use or daily lock the deck-locking pins on each side.
  • Page 58: Storage

    Storage Add a petroleum based stabilizer/conditioner to fuel in the tank. Follow mixing instructions from Storage Safety the stabilizer manufacturer. Do not use an alcohol-based stabilizer (ethanol or • Let the engine cool before storing the machine. methanol). • Do not store the machine or fuel near flames or Note: A fuel stabilizer/conditioner is most drain the fuel indoors.
  • Page 59: Troubleshooting

    Troubleshooting Problem Possible Cause Corrective Action The malfunction-indicator light (MIL) 1. The engine is too hot. 1. Shut off the engine and let it cool. comes on. 2. There is old fuel in the fuel tank. 2. Use new fuel. 3.
  • Page 60 Problem Possible Cause Corrective Action The engine loses power. 1. The engine load is excessive. 1. Reduce the ground speed. 2. The air cleaner is dirty. 2. Clean the air-cleaner element. 3. The oil level in the crankcase is low. 3.
  • Page 61 Problem Possible Cause Corrective Action The blades do not rotate. 1. The PTO belt is worn, loose, or broken. 1. Check the belt tension or replace belt 2. The PTO shaft is not connected. 2. Connect the PTO shaft. 3. The PTO belt is off the pulley. 3.
  • Page 62: Schematics

    Schematics g020385 Wire Diagram (Non-EFI machines) (Rev. A)
  • Page 63 g020386 Wire Diagram (EFI machines) (Rev. A)
  • Page 64 g020536 Hydraulic Diagram (Rev. A)

This manual is also suitable for:

Z master 8000 74315Z master 8000 74313

Table of Contents