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Toro 74234 Operator's Manual

With 62" sfs side discharge mower
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Form No. 3327–495
Z255
Z–Master with 62 SFS Side Discharge Mower
Model No. 74234—Serial No. 220000001 & Up
Operator's Manual
English (EN)

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Summary of Contents for Toro 74234

  • Page 1 Form No. 3327–495 Z255 Z–Master with 62 SFS Side Discharge Mower Model No. 74234—Serial No. 220000001 & Up Operator’s Manual English (EN)

  • Page 2: Table Of Contents

    ....Servicing the Battery ..... . 2001 by The Toro Company 8111 Lyndale Avenue South All Rights Reserved...

  • Page 3: Introduction

    Authorized Service Note: The addition of attachments made by other Dealer or Toro Customer Service and have the model and manufacturers that do not meet American National serial numbers of your product ready. Figure 1 illustrates...

  • Page 4: Maintenance And Storage

    Never let children or untrained people operate or Never operate with the discharge deflector raised, service the equipment. Local regulations may restrict removed or altered, unless using a grass catcher. the age of the operator. Do not change the engine governor setting or The owner/user can prevent and is responsible for overspeed the engine.

  • Page 5: Toro Mower Safety

    If you cannot back up the slope or if you feel The following list contains safety information uneasy on it, do not mow it. specific to Toro products or other safety information that you must know that is not included in the ANSI standards.
  • Page 6 Check carefully for overhead clearances (i.e. branches, doorways, electrical wires) before driving under any objects and do not contact them. DO NOT Do not mow slopes exceeding 15 degrees. Avoid turning on slopes. If you must turn, turn slowly and gradually downhill, if possible. Do not mow near drop-offs, ditches, or embankments.

  • Page 7: Slope Chart

    Slope Chart...

  • Page 9: Safety And Instruction Decals

    Safety and Instruction 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 lost. 1-523552 1-633345 1-633706 1-633462 1-633766 1-643339 1-643401...
  • Page 10 1-633818 54-9220 98-3798 98-4387 66-1340 1. Warning—wear hearing protection. 98-5954 67-5360 103–0262 43-8480...
  • Page 11 103-0368 93-7818 1. Warning—read the Operator’s Manual for instructions on torquing the blade bolt/nut to 115–149 N m (85–110 ft.-lb.). 104-4163 1. Explosion hazard 4. Wear eye protection 2. No fire, open flames, or 5. Read the Operator’s Manual. smoking. 3.
  • Page 12 104-4164 1. Contains lead; do not 3. Wear eye protection; 5. Sulfuric acid can cause 7. Maximum fill line discard. explosive gases can cause blindness or severe burns. 8. Minimum fill line blindness and other injuries 2. Recycle 6. Flush eyes immediately with 9.

  • Page 13: Gasoline And Oil

    Gasoline and Oil Warning Gasoline is harmful or fatal if swallowed. Recommended Gasoline Long–term exposure to vapors can cause serious injury and illness. Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded Avoid prolonged breathing of vapors. regular gasoline may be used if unleaded regular is not Keep face away from nozzle and gas tank or available.

  • Page 14: Setup

    Spring washer, 3/8 in. Operator’s Manual Read before operating machine Engine Operator’s Manual Parts Catalog Registration card Fill out and return to Toro Changing the Engine Oil in the Maintenance Oil drain hose Section Installing Drive Wheels 1. Uncrate the mower.

  • Page 15: Installing The Motion Control Levers

    2. Remove retaining rod from seat and insert the L shaped end of the rod into the hole directly above the left–side hydraulic pump (Fig. 3). 3. Place the seat retaining rod to the outside of the mounting tab of the seat frame and secure with a bolt (5/16 x 1 in.) bolt and locknut 5/16 in.

  • Page 16: Checking The Hydraulic Fluid

    Danger Warning Battery electrolyte contains sulfuric acid which is Charging battery produces gasses that can a deadly poison and causes severe burns. explode and cause serious injury. Do not drink electrolyte and avoid contact with Keep cigarettes, sparks and flames away from skin, eyes or clothing.

  • Page 17: Checking The Side Discharge Chute

    Checking the Side Discharge Chute Remove plastic tie holding side discharge chute up and lower into place. Figure 8 Checking the Level of Mower 1. Caution 2. Wear hearing protection Deck Check the level of the deck before the machine is first put in use.

  • Page 18: Operating The Parking Brake

    Warning Parking brake may not hold machine parked on a slope and could cause personal injury or property damage. m–3077 Do not park on slopes unless wheels are chocked Figure 10 or blocked 1. Hour meter Releasing the Parking Brake Switching Fuel Tanks 1.

  • Page 19: Operating The Power Take Off (Pto)

    6. Turn ignition key to start. When engines starts, release 4. Turn the ignition key to off (Fig. 16). key. 5. Pull wire off spark plug(s) to prevent possibility of someone accidentally starting the machine before Important Do not engage starter for more than 10 transporting or storing machine.

  • Page 20: The Safety Interlock System

    Testing the Safety Interlock System Test the safety interlock system before you use the machine each time. If the safety system does not operate as described below, have an Authorized Service Dealer repair the safety system immediately. 1. Sitting on the seat, engage the parking brake and move PTO to on.

  • Page 21: Stopping The Machine

    3. To go forward, slowly push the motion control levers Caution forward (Fig. 18). Note: Engine will kill if traction control levers are moved Children or bystanders may be injured if they with parking brake engaged. move or attempt to operate the tractor while it is To go straight, apply equal pressure to both motion control unattended.

  • Page 22: Adjusting The Anti-Scalp Rollers

    Positioning the Seat 2. Press on lift assist while pulling up on height–of–cut lever (Fig. 20). The seat can move forward and backward. Position the seat where you have the best control of the machine and are most comfortable. 1. To adjust, move the lever sideways to unlock seat (Fig.

  • Page 23: Using A Rollover Protection System

    Transporting Machines Use a heavy–duty trailer or truck to transport the machine. Ensure that the trailer or truck has all necessary lighting and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you, your family, pets or bystanders avoid injury. To transport the machine: m–5779 Lock brake and block wheels.

  • Page 24: Using The Z Stand

    Avoid sudden acceleration when driving up a ramp and sudden deceleration when backing down a ramp. Both maneuvers can cause the unit to tip backward. Warning Loading a unit onto a trailer or truck increases the possibility of backward tip–over and could cause serious injury or death.

  • Page 25: Tips For Mowing Grass

    TORO replacement blade. Mowing Direction Alternate mowing direction to keep the grass standing straight.

  • Page 26: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Hydraulic fluid—check level Engine oil—change After first 5 hours Hydraulic filter—change Engine oil—check level Safety system—check Each Use Mower Housing—clean Engine cooling system—clean...

  • Page 27: Servicing The Cutting Blades

    File down any nicks and sharpen the blades as necessary. If a blade is damaged or worn, replace it immediately with a genuine TORO replacement blade. For convenient sharpening and replacement, you may want to keep extra blades on hand.

  • Page 28: Removing The Blades

    To ensure optimum m–1855 performance and continued safety conformance of the Figure 31 machine, use genuine TORO replacement blades. Replacement blades made by other manufacturers may 1. Blade 2. Balancer result in non-conformance with safety standards.

  • Page 29: Servicing The Air Cleaner

    M–4226 Figure 32 1. Sail Area of Blade 4. Blade Bolt m–5804 2. Blade 5. Cone Towards Bolt Head Figure 33 3. Spring Disk 1. Knob 4. Paper element 2. Air cleaner cover 5. Foam element 3. Air cleaner nut Servicing the Air Cleaner 3.

  • Page 30: Servicing The Engine Oil

    USE THESE SAE VISCOSITY OILS m–4292 m–5805 Figure 35 Checking the Engine Oil Level 1. Paper element 2. Rubber seal Note: Check oil when engine is cold. 1. Disengage the power take off (PTO) and turn the ignition key to off. Move levers to neutral locked Installing the Foam and Paper Elements position and apply parking brake.

  • Page 31: Changing The Engine Oil

    m–5800 Figure 37 1. Oil drain valve 2. Drain hose m–5803 7. Slowly pour approximately 80% of the specified oil, on page 30, into the filler cap (Fig. 36). Now check the Figure 36 oil level; refer to Checking the Engine Oil Level, 1.

  • Page 32: Servicing The Spark Plug

    m–1256 m–5801 Figure 38 Figure 39 1. Oil filter 3. Adapter 1. Spark plug wire 2. Spark plug 2. Gasket Checking the Spark Plug 5. Install the replacement oil filter to the filter adapter. Turn the oil filter clockwise until the rubber gasket 1.

  • Page 33: Servicing The Fuel Filter

    Servicing the Fuel Filter Servicing the Fuel Tank Replace the fuel filter after every 200 operating hours or Draining The Fuel Tank yearly, whichever occurs first. Danger Replacing the Fuel Filter In certain conditions, gasoline is extremely Never install a dirty filter if it is removed from the fuel flammable and highly explosive.

  • Page 34: Greasing And Lubrication

    Greasing and Lubrication Lubricate the machine when shown on the Check Service Reference Aid decal (Fig. 43). Grease more frequently when operating conditions are extremely dusty or sandy. Grease Type: General-purpose grease. How to Grease 1. Disengage the power take off (PTO) and turn the ignition key to off.

  • Page 35: Cleaning The Cooling Systems

    m–5806 Figure 46 1. Engine shroud 2. Engine screen M–5035 Servicing the Spark Arrester Figure 44 Inspect the spark arrester every 50 hours for damage, such as holes in the screen, and for buildup on the screen. If it is damaged, replace it with a new spark arrester. If it is Cleaning the Cooling Systems dirty, remove it and clean the screen with a wire brush and/or soak it in solvent.

  • Page 36: Caster Pivot Bearing Adjustment

    3. Torque slotted nut to 125 ft.–lb. (169 N m) (Fig. 48). 4. Check the distance from bottom of slot in nut to inside edge of hole. Two threads or less should be showing (Fig. 48). 5. If more than two threads are showing remove nut and install washer between hub and nut (Fig.
  • Page 37 6. Recheck the fluid level while the fluid is warm. If After the first 8 operating hours. required, add fluid to the reservoir until it reaches the After every 200 operating hours. hot level of the baffle. 1. Disengage the power take off (PTO) and turn the Note: The fluid level should be to the top of the hot level ignition key to off.

  • Page 38: Adjusting The Motion Controls

    Warning Hydraulic fluid escaping under pressure can penetrate skin and cause injury. If hydraulic fluid is injected into the skin it must be surgically removed within a few hours by a doctor familiar with this type of injury. Gangrene may result if this is not done. Keep body and hands away from pin hole leaks m–1256 or nozzles that eject high pressure hydraulic...
  • Page 39 will keep the pin at the end of the slot and allow the Warning adjustment bolt to move the lever to the appropriate position). Engine must be running so motion control 6. Tighten nut and jam nut. adjustment can be performed. Contact with 7.

  • Page 40: Replacing The Pump Drive Belt

    Replacing the Pump Drive Belt Check pump drive belt for wear after every 50 hours of operation. 1. Pull spring loaded idler down and remove traction belt from the engine and hydro pump pulleys (Fig. 54). Remove belt between pulleys. 2.

  • Page 41: Servicing The Battery

    Servicing the Battery Danger Warning Battery electrolyte contains sulfuric acid which is a deadly poison and causes severe burns. Battery posts, terminals, and related accessories Do not drink electrolyte and avoid contact with contain lead and lead compounds, chemicals skin, eyes or clothing. Wear safety glasses to known to the State of California to cause cancer shield your eyes and robber gloves to protect and reproductive harm.

  • Page 42: Removing The Battery

    Warning Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. Always Disconnect the negative (black) battery cable before disconnecting the positive (red) cable. Always Reconnect the positive (red) battery cable before reconnecting the negative (black) cable .

  • Page 43: Charging The Battery

    Charging the Battery Leveling the Mower 1. Position mower on a flat surface. Stop the engine, set Warning the parking brake, remove the key and disconnect the spark plug wire(s) from the spark plug(s). Charging the battery produces gasses that can 2.
  • Page 44 Note: When properly adjusted, the front blade tip will be 2. Raise deck to the transport position. slightly lower than the rear blade tip. See Checking for 3. Raise front of machine by using the Z Stand. Refer to Bent Blades on page 27 to measure. Z Stand operation on page 24.
  • Page 45 m–4451 M–4312 M–4373 Figure 62 Figure 63 Top View 1. Clutch 5. Machine Frame 2. Clutch retaining strap 6. 1/4 in. Belt Twist 1. Deck Belt 3. Idler nuts 3. clutch Terminal 7. 1/8 in. Belt Twist 2. Idler Arm 4.

  • Page 46: Replacing The Grass Deflector

    7. If adjustment is required, loosen the fixed idler on 11. Rotate the belt guide, on rear of the mower, so it is right support plate and move up or down in adjustment 1/8–1/4 in. (3–7 mm) away from the vertical side of slot.
  • Page 47 Return the switch to your Toro dealer if it is faulty and is being replaced or if the unit containing the switch is no longer operating and is being scrapped. If the switch is damaged or broken open use extreme caution in handling.
  • Page 48 Wiring Diagram...

  • Page 49: Cleaning And Storage

    Cleaning and Storage A. Add a petroleum based stabilizer/conditioner to fuel in the tank. Follow mixing instructions from stabilizer manufacture. Do not use an alcohol 1. Disengage the power take off (PTO), set the parking based stabilizer (ethanol or methanol). brake and turn the ignition key to off.

  • Page 50: Troubleshooting

    Troubleshooting Problem Possible Causes Corrective Action Starter does not crank 1. Blade control (PTO) is 1. Move blade control (PTO) to engaged. disengaged. 2. Parking brake is not on. 2. Set parking brake. 3. Operator is not seated. 3. Sit on the seat. 4.
  • Page 51 Problem Possible Causes Corrective Action Machine does not drive. 1. Traction belt is worn, loose or 1. Contact Authorized Service broken. Dealer. 2. Traction belt is off pulley. 2. Contact Authorized Service Dealer. 3. Hydro fluid level low. 3. Add hydro fluid to reservoir. Abnormal vibration.

  • Page 52: The Toro Total Coverage Guarantee

    If for any reason you are dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.

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Z255 z–master

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