Toro 74105 Operator's Manual

Zero radius tractor

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FORM NO. 3318–739
Z–MASTER
Z118 Zero Radius
Tractor
Model No. 74105 – 790001 & Up
Operator's Manual
IMPORTANT: Read this manual carefully. It contains information about your
safety and the safety of others. Also become familiar with the controls and
their proper use before you operate the product.

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Summary of Contents for Toro 74105

  • Page 1 FORM NO. 3318–739 Z–MASTER Z118 Zero Radius Tractor Model No. 74105 – 790001 & Up Operator’s Manual IMPORTANT: Read this manual carefully. It contains information about your safety and the safety of others. Also become familiar with the controls and...
  • Page 2 Read this manual carefully to learn how to operate and maintain your product correctly. Reading this All of us at Toro want you to be completely satisfied manual will help you and others avoid personal injury with your new product, so feel free to contact your and damage to the product.
  • Page 3: Table Of Contents

    Contents Page Page Fuel Tank ......Safety ....... . . Positioning the Seat .
  • Page 4: Safety

    Safety Improper use or maintenance by the operator or General Operation owner can result in injury. To reduce the potential Read, understand, and follow all instructions in for injury, comply with these safety instructions the operator’s manual and on the machine before and always pay attention to the safety alert starting.
  • Page 5: Slope Operation

    Safety 14. Do not operate the machine while under the Keep all movement on slopes slow and gradual. influence of alcohol or drugs. Do not make sudden changes in speed or direction. 15. Watch for traffic when operating near or crossing roadways.
  • Page 6 Safety Children Keep nuts and bolts tight, especially the blade attachment bolts. Keep equipment in good Tragic accidents can occur if the operator is not alert condition. to the presence of children. Children are often Never tamper with safety devices. Check safety attracted to the machine and the mowing activity.
  • Page 7: Slope Chart

    Safety Slope Chart Read all safety instructions on pages 2–4.
  • Page 8: Safety And Instruction Decals

    Safety 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. ON RIGHT SIDE CONTROL PANEL ON REAAR OF SEAT SUPPORT (Part No.
  • Page 9: Gasoline And Oil

    Gasoline and Oil Recommended Gasoline Stabilizer/Conditioner Use UNLEADED Regular Gasoline suitable for Add the correct amount of gas stabilizer/conditioner automotive use (85 pump octane minimum). Leaded to the gas. Using a stabilizer/conditioner in the regular gasoline may be used if unleaded regular is machine: not available.
  • Page 10: Assembly

    Battery clamp Battery support rod Washer 1/4” Install battery Wing nut 1/4–20 Terminal boot Bolt 1/4–20 x 3/4” (19 mm) Locknut 1/4–20 Operator’s Manual Read before operating machine Engine Operator’s Manual Parts Catalog Fill out and return to Toro Registration card...
  • Page 11: Install Traction Control Rods

    Assembly Install Traction Control Rods Install Seat Locate index tab on left and right rods vertical Tip seat pan up, place stop wire through hole and and slide into control block (Fig. 1). align seat with adjustment slots (Fig. 2). Position (3) 1/2”...
  • Page 12: Install Armrests And Tube

    Assembly Install Armrests and Tube Tire Pressure Align left and right armrests to seat back and Check the air pressure in the front and rear tires start outer bolts (Fig. 3). (Fig. 23). Place (2) R–clamps around manual tube and Pressure: 12 psi (83 kPa) rear and 6 psi (41 kPa) front space to align with inside armrest mounting tires.
  • Page 13: Activate The Battery

    Assembly Activate the Battery Bulk electrolyte with 1.260 specific gravity must be purchased from a local battery supply outlet. Remove the battery from the machine. IMPORTANT: Be careful not to damage the long vent tube when removing the battery box. m–1262 Figure 5 POTENTIAL HAZARD...
  • Page 14: Install Battery

    Assembly Install Battery Fill battery with electrolyte and charge, refer to POTENTIAL HAZARD BATTERY, page 34. Charging battery produces gasses. Position battery in tray with terminal posts away WHAT CAN HAPPEN from the engine (Fig. 7). Battery gasses can explode. HOW TO AVOID THE HAZARD Slide the red terminal boot onto the red battery Keep cigarettes, sparks and flames away...
  • Page 15: Operation

    Operation Think Safety First Parking Brake Please carefully read all the safety instructions on Always set the parking brake when you stop the pages 2–8. Knowing this information could help you, machine or leave it unattended. your family, pets or bystanders avoid injury. Setting the Parking Brake Controls Release pressure on the motion control levers...
  • Page 16: Starting And Stopping The Engine

    Operation Starting and Stopping the Engine Starting Sit down on the seat and move the motion controls to neutral locked position. Set the parking brake; refer to Setting the m–2721 m–2719 Parking Brake, page 13. Figure 3 Figure 4 Move the PTO (power take off) to “OFF” 1.
  • Page 17 Operation Stopping Move the throttle lever to “SLOW” (Fig. 5). Turn the ignition key to “OFF” (Fig. 6). Note: If the engine has been working hard or is hot, let it idle for a minute before turning the ignition key “OFF.” This helps cool the engine before it is stopped.
  • Page 18: Operating The Power Take Off (Pto)

    Operation Operating the The Safety Interlock System Power Take Off (PTO) Understanding the Safety Interlock System The power take off (PTO) engages and disengages power to the attachment clutch. The safety interlock system is designed to prevent the engine from starting unless: Engaging the Power Take Off (PTO) The parking brake is on “ENGAGED”...
  • Page 19: Driving Forward Or Backward

    Operation Driving Forward or Backward Backward Move levers to the center, un-locked position. The throttle control regulates the engine speed as measured in rpm (revolutions per minute). Place the To go backward, slowly pull the motion control throttle control in the “FAST” position for best levers rearward (Fig.
  • Page 20: Hour Meter

    Operation Hour Meter Positioning the Seat The hour meter records the number of hours the The seat can move forward and backward. Position engine has operated (Fig. 9). It operates when the the seat where you have the best control of the engine is running.
  • Page 21: Pushing The Machine By Hand

    Operation Pushing the Machine by Hand IMPORTANT: Always push the machine by hand. Never tow the machine because hydraulic damage may occur. To Push the Machine Disengage the power take off (PTO) and turn the ignition key to “OFF” to stop the engine. Lift the drive control rods (dump valves), on front of hydrostatic pumps, up and latch into hooked slot.
  • Page 22: Maintenance

    Maintenance Service Interval Chart Each Storage Service Operation Hours Hours Hours Hours Hours Service Transaxle fluid–check level Initial Oil—check level Oil—change* Initial Oil Filter–change (200 hours or every other oil change) Safety System—check Chassis—grease* Foam Air Cleaner—service* Paper Air Cleaner—replace* Spark Plug(s)—check Belts—check for wear/cracks Electric clutch—check for wear...
  • Page 23: Air Cleaner

    Maintenance Air Cleaner Carefully slide the foam element off the paper element (Fig. 13). Foam Element: Clean and re-oil after every 25 Unscrew the cover nut and remove the cover and operating hours. paper element (Fig. 13). Paper Element: Replace after every 100 operating hours.
  • Page 24: Engine Oil

    Maintenance Paper Element Engine Oil A. Lightly tap the element on a flat surface to Change oil: remove dust and dirt (Fig. 15). After the first 8 operating hours. B. Inspect the element for tears, an oily film, and damage to the rubber seal. After every 100 operating hours.
  • Page 25 Maintenance Checking Oil Level Changing/Draining Oil Park the machine on a level surface, disengage Start the engine and let it run five minutes. This the power take off (PTO) and turn the ignition warms the oil so it drains better. key to “OFF”...
  • Page 26: Spark Plug

    Maintenance Change Oil Filter Spark Plug Replace the oil filter every 200 hours or every other Check the spark plug(s) after every 200 operating oil change. hours. Make sure the air gap between the center and side electrodes is correct before installing the spark Note: Change oil filter more frequently when plug.
  • Page 27: Greasing And Lubrication

    Maintenance Checking the Spark Plug Greasing and Lubrication Look at the center of the spark plug(s) (Fig. 20). Grease the wheel bearings and control lever pivots If you see light brown or gray on the insulator, every 8 operating hours. Grease more frequently the engine is operating properly.
  • Page 28: Cleaning The Cooling Systems

    Maintenance Cleaning the Cooling Systems Tire Pressure Before each use, check and clean engine cooling Maintain the air pressure in the front and rear tires as systems. Remove any build–up of grass, dirt or other specified. Uneven tire pressure can cause uneven cut. debris from the engine air intake.
  • Page 29: Fuel Tank

    Maintenance Fuel Tank POTENTIAL HAZARD In certain conditions gasoline is extremely flammable and highly explosive. WHAT CAN HAPPEN A fire or explosion from gasoline can burn m–3078 you, others, and cause property damage. Figure 24 HOW TO AVOID THE HAZARD 1.
  • Page 30: Fuel Filter

    Maintenance Fuel Filter Transaxle Fluid Service Interval/Specification Replace the fuel filter after every 200 operating hours or yearly, whichever occurs first. Check fluid level initial use and after every 100 hours or yearly whichever comes first. Always keep the Replacing the Fuel Filter fluid level at the full level when the transaxle is cold.
  • Page 31: Adjusting Neutral

    Maintenance Adjusting Neutral Raise rear of the machine so wheels are off the ground and support with jack stands. If wheels turn when control bars are in neutral, Start engine and run for 5 minutes at 3/4 throttle, adjustment is required to warm hydraulic fluid.
  • Page 32: Parking Brake

    Maintenance Parking Brake Adjusting the Brake The brake lever is on top of the transaxles (Fig. 29). Always set the parking brake when you stop the If the parking brake does not hold securely, an machine or leave it unattended. If the parking brake adjustment is required.
  • Page 33: Adjusting Neutral Lock-Out

    Maintenance Adjusting Neutral Lock-out Replacing the Traction Belt Before neutral lock-out can be adjusted the parking Check traction drive belt for wear after every 50 brake must be adjusted, refer to: Parking Brake. hours of operation. Apply parking brake. Raise the rear of the machine and support with jack stands.
  • Page 34: Replacing The Pto (Power Take Off) Belt

    Maintenance Replacing the PTO Adjust Electric Clutch (Power Take Off) Belt Check the electric clutch for wear after every 50 hours of operation. Check PTO (Power Take Off) belt for wear after every 50 hours of operation. The electric clutch, mounted on the engine, has three (3) adjustment nuts that all must be adjusted the same Raise the rear of the machine and support with (Fig.
  • Page 35: Fuse

    Maintenance Fuse Service Interval/Specification The electrical system is protected by fuses. It requires no maintenance, however, if a fuse blows check component/circuit for malfunction or short. To replace fuses pull up on the fuse (Fig. 34) to remove or replace it. Fuse: Main/Starter F1–30 amp, blade-type Alternator F2–25 amp, blade-type...
  • Page 36: Battery

    Maintenance Battery IMPORTANT: Do not overfill the battery because electrolyte (sulfuric acid) can cause severe corrosion and damage to the chassis. Check the electrolyte level in the battery before each use. Always keep the battery clean and fully charged. Press the filler caps onto the battery. Use a paper towel to clean the battery case.
  • Page 37: Wiring Diagram

    Maintenance Wiring Diagram...
  • Page 38: Cleaning And Storage

    Maintenance Cleaning and Storage During long-term storage, either drain gasoline from the fuel tank (step 10) or add a fuel stabilizer/conditioner additive to a full tank of Disengage the power take off (PTO), set the gasoline (step A). parking brake and turn the ignition key to “OFF” to stop the engine.
  • Page 39: Troubleshooting

    Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Starter does not crank Blade control (PTO) is Move blade control (PTO) to ENGAGED. DISENGAGED. Parking brake is not on. Set parking brake. Operator is not seated. Sit on the seat. Battery is dead. Charge the battery.
  • Page 40 Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Engine overheats. Engine load is excessive. Reduce ground speed. Oil level in crankcase is low. Add oil to crankcase. Cooling fins and air passages Remove obstruction from under engine blower housing cooling fins and air passages. are plugged.
  • Page 42: Warranty

    Pickup and delivery charges for distances beyond a How About Residential Use? 15-mile radius from a TORO ProLine Service Dealer. TORO products used for residential use are covered by a full All repairs covered by this warranty must be performed by a two-year warranty.

This manual is also suitable for:

Z–master z118

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