Toro TimeCutter 75748 Operator's Manual
Toro TimeCutter 75748 Operator's Manual

Toro TimeCutter 75748 Operator's Manual

42in riding mower
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Original Instructions (EN)
TimeCutter
Model No. 75748—Serial No. 400000000 and Up
Form No. 3448-908 Rev A
®
42in Riding Mower
*3448-908*

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Summary of Contents for Toro TimeCutter 75748

  • Page 1 Form No. 3448-908 Rev A TimeCutter ® 42in Riding Mower Model No. 75748—Serial No. 400000000 and Up *3448-908* Register at www.Toro.com. Original Instructions (EN)
  • Page 2: Figure 1

    Authorized Service model. Dealer or Toro Customer Service and have the model The enclosed engine owner's manual is supplied and serial numbers of your product ready. Figure 1 for information regarding the US Environmental...
  • Page 3: Table Of Contents

    information and Note emphasizes general information Adjusting the Anti-Scalp Rollers......22 worthy of special attention. Operating Tips ..........22 After Operation ............ 23 The safety-alert symbol (Figure 2) appears both in After Operation Safety ........23 this manual and on the machine to identify important Cleaning the Machine ........
  • Page 4: Safety

    Safety This machine has been designed in accordance with ANSI B71.1-2017. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury or death. • Read and understand the contents of this Operator’s Manual before starting the engine.
  • Page 5: Slope Indicator

    Slope Indicator g011841 Figure 3 You may copy this page 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. decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery. 1.
  • Page 7 decal132-0872 132-0872 1. Thrown object 3. Severing hazard of hand hazard—keep bystanders or foot—keep away from away from the machine. moving parts. 2. Thrown object hazard, 4. Entanglement raised deflector—do not hazard—keep away operate the machine with from moving parts; keep an open deck;...
  • Page 8 decal139-2394 139-2394 1. Traction controls 4. Neutral 2. Fast 5. Reverse 3. Slow 6. Parking brake decal144-5288 144-5288 Note: This machine complies with the industry standard decal139-2395 stability test in the static lateral and longitudinal tests with the 139-2395 maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s 1.
  • Page 9: Product Overview

    Product Overview g373128 Figure 4 1. Engine 4. Motion-control levers 7. Deflector 10. Control panel 2. Operator seat 5. Rear drive wheel 8. Smart Speed™ lever 3. Fuel-tank cap 6. Front caster wheels 9. Height-of-cut lever...
  • Page 10: Controls

    Controls Motion-Control Levers Use the motion-control levers to drive the machine Become familiar with all the controls before you start forward, reverse, and turn either direction (Figure the engine and operate the machine. Park Position Control Panel Move the motion-control levers outward from the center to the P position when exiting the machine to engage the electric brake...
  • Page 11: Before Operation

    Authorized Service Dealer or authorized Toro • Do not allow children or untrained people to distributor or go to www.Toro.com for a list of all operate or service the machine. Local regulations approved attachments and accessories. may restrict the age of the operator. The owner...
  • Page 12: Adding Fuel

    Fuel Safety Adding Fuel • Fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and Recommended Fuel others and can damage property. Type Unleaded gasoline – To prevent a static charge from igniting the fuel, remove the machine from the truck or Minimum octane rating 87 (US) or 91 (research...
  • Page 13: Performing Daily Maintenance

    Understanding the Safety-Interlock System The safety-interlock system is designed to prevent the engine from starting unless: • The blade-control switch (PTO) is disengaged. • The motion-control levers are in the P position. The safety-interlock system also is designed to shut off the engine whenever the control levers are out of the P position and you rise from the seat.
  • Page 14: Positioning The Seat

    Positioning the Seat Adjusting the Tilt You can adjust the motion-control levers forward or The seat can move forward and backward. Position rearward for your comfort. the seat where you have the best control of the machine and are most comfortable (Figure Loosen the upper bolt holding the control lever to the control-arm shaft.
  • Page 15 Before using the • Use only accessories and attachments approved machine on a slope, do the following: by Toro. – Review and understand the slope instructions • in the manual and on the machine. This machine produces sound levels in excess of 85 dBA at the operator’s ear and can cause...
  • Page 16 – Evaluate the site conditions of the day to determine if the slope is safe for machine operation. Use common sense and good judgment when performing this evaluation. Changes in the terrain, such as moisture, can quickly affect the operation of the machine on a slope.
  • Page 17: Operating The Mower Blade-Control Switch (Pto)

    Operating the Mower Operating the Throttle Blade-Control Switch (PTO) You can move the throttle control between the F and S positions (Figure 16). The blade-control switch (PTO) starts and stops the Always use the F position when engaging the PTO. mower blades and any powered attachments.
  • Page 18: Starting The Engine

    Starting the Engine Shutting Off the Engine Disengage the blades by moving the Important: Do not engage the starter for more blade-control switch to the O position (Figure than 5 seconds at a time. Engaging the starter 18). motor for more than 5 seconds can damage the starter motor.
  • Page 19: Driving The Machine

    Driving the Machine Driving Backward Note: Always use caution when backing up and The drive wheels turn independently, powered by turning. hydraulic motors on each axle. You can turn 1 side in reverse while you turn the other forward, causing Move the levers to the center, unlocked position.
  • Page 20: Using The Smart Speed Tm Control System

    Using the Smart Speed Trim Control System This is the lowest speed. The suggested uses for this speed are as follows: The Smart Speed Control-System lever, located • Parking below the operating position (Figure 22), gives the • Heavy, wet grass mowing conditions operator a choice to drive the machine at 3 ground speed ranges—trim, tow, and mow.
  • Page 21: Using The Side Discharge

    Using the Side Discharge Adjusting the Height of Cut Note: The mower has a hinged grass deflector that The transport position is the highest disperses clippings to the side and down toward the height-of-cut position or cutting height at 114 mm turf.
  • Page 22: Adjusting The Anti-Scalp Rollers

    Adjusting the Anti-Scalp Operating Tips Rollers Maximizing Air Circulation Whenever you change the height of cut, adjust the height of the anti-scalp rollers. For best mowing and maximum air circulation, operate the engine at the F position. Air is required to Note: Adjust the anti-scalp rollers so that the rollers thoroughly cut grass clippings, so do not set the...
  • Page 23: After Operation

    Do not pressure wash the damaged or worn, replace it immediately with a machine. Avoid excessive use of water, especially genuine Toro replacement blade. Refer to Servicing near the control panel, under the seat, around the the Cutting Blades (page 40).
  • Page 24: Pushing The Machine By Hand

    Pushing the Machine by Hand This machine has an electric-brake mechanism, and to push the machine, the key must be in the position. The battery needs to be charged and functioning to disengage the electric brake. Park the machine on a level surface, disengage the blade-control switch, and move the motion-control levers outward to the P position.
  • Page 25: Transporting The Machine

    Transporting the Machine Use a heavy-duty trailer or truck to transport the machine. Use a full-width ramp. Ensure that the trailer or truck has all the necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you or bystanders avoid injury.
  • Page 26 If you are using a trailer, connect it to the towing vehicle and connect the safety chains. If applicable, connect the trailer brakes and lights. Lower the ramp, ensuring that the angle between the ramp and the ground does not exceed 15 degrees (Figure 26).
  • Page 27: Maintenance

    Disconnect the cable from the negative terminal of the battery before repairing the machine. • To ensure optimum performance, use only genuine Toro replacement parts and accessories. Replacement parts and accessories made by other manufacturers could be dangerous, and such use could void the product warranty.
  • Page 28: Recommended Maintenance Schedule(S)

    Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Check the safety-interlock system. • Check the engine-oil level. • Clean the cooling system (more often in dusty, dirty conditions). Before each use or daily • Inspect the blades. • Inspect the grass deflector for damage. •...
  • Page 29: Pre-Maintenance Procedures

    Pre-Maintenance Lubrication Procedures Greasing the Bearings Raising the Machine Service Interval: Every 25 hours—Grease the caster wheel bearings (more often in sandy Use jackstands to support the machine when you soil conditions). raise it. Grease Type: No. 2 lithium grease Park the machine on a level surface, disengage WARNING the blade-control switch, and move the...
  • Page 30: Engine Maintenance

    Engine Maintenance Lift the end of the filter and remove it from the air intake. Engine Safety • Keep your hands, feet, face, other body parts, and clothing away from the muffler and other hot surfaces. Allow engine components to cool before performing maintenance.
  • Page 31: Servicing The Engine Oil

    Installing the Air Cleaner Install the foam pre-cleaner element over the paper element. Note: Ensure that you do not damage the elements. Install the air-cleaner elements onto the air-cleaner base. Install the cover and secure it with the latches (Figure 31).
  • Page 32 g373564 Figure 37 Slowly pour approximately 80% of the specified g373547 Figure 36 oil into the filler tube and slowly add the additional oil to bring it to the Full mark (Figure 38). Change the engine-oil filter (Figure 37). Note: Ensure that the oil-filter gasket touches the engine and then turn the filter an extra 3/4 turn.
  • Page 33: Servicing The Spark Plug

    g027478 Figure 39 Checking the Spark Plug 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 cracks. If you see light brown or gray on the insulator, the engine is operating properly.
  • Page 34: Cleaning The Cooling System

    Cleaning the Cooling Fuel System System Maintenance Park the machine on a level surface, disengage the blade-control switch, and move the DANGER motion-control levers outward to the P In certain conditions, fuel is extremely position. flammable and highly explosive. A fire or Shut off the engine, remove the key, and wait explosion from fuel can burn you and others for all moving parts to stop before leaving the...
  • Page 35: Electrical System Maintenance

    Electrical System Maintenance Electrical System Safety g374198 • Disconnect the cable from the negative terminal of the battery before repairing the machine. • Charge the battery in an open, well-ventilated area, away from sparks and flames. Unplug the charger before connecting or disconnecting the battery.
  • Page 36 Charging the Battery WARNING Incorrectly removing the cables from Service Interval: Before storage—Charge the battery and disconnect the battery cables. battery could damage the machine and cables, causing sparks. Sparks can Remove the battery from the chassis; refer to cause the battery gasses to explode, Removing the Battery (page 35).
  • Page 37: Servicing The Fuses

    Servicing the Fuses Drive System Maintenance The electrical system is protected by fuses. It requires no maintenance; however, if a fuse blows, check the component/circuit for a malfunction or short. Checking the Tire Pressure Fuse type: • Main—F1 (25 A, blade-type) Service Interval: Every 25 hours—Check tire pressure.
  • Page 38: Adjusting The Tracking

    g294417 Figure 47 1. Brake-link arm on the electric brake control module 2. Left, rear tire Adjusting the Tracking When driving the machine forward full speed across a flat, level surface, if the machine pulls to 1 side, adjust the tracking. If the machine pulls to the left, adjust the right motion-control lever;...
  • Page 39: Belt Maintenance

    2. Nut and frayed edges, burn marks, and cracks on the belt. Replace the mower belt if any of these conditions are Using a spring-removal tool (Toro Part No. evident. 92-5771), remove the idler spring from the deck Park the machine on a level surface, disengage...
  • Page 40: Mower Maintenance

    Route the new belt around the engine pulley and mower pulleys (Figure 51). Using a spring-removal tool (Toro Part No. Blade Safety 92-5771), install the idler spring over the deck hook and place tension on the idler pulley and •...
  • Page 41 g006530 Figure 52 1. Cutting edge 3. Wear/slot forming g014973 Figure 54 2. Curved area 4. Crack 1. Blade (in position for measuring) 2. Level surface Checking for Bent Blades 3. Measured distance between blade and the surface (A) Note: The machine must be on a level surface for Rotate the same blade 180 degrees so that the following procedure.
  • Page 42 g014973 Figure 56 g027833 1. Opposite blade edge (in position for measuring) Figure 57 2. Level surface 1. Sail area of the blade 3. Curved washer 3. Second measured distance between blade and surface (B) 2. Blade 4. Blade bolt If the difference between A and B is greater than 3 mm (1/8 inch), replace the blade with Sharpening the Blades...
  • Page 43: Leveling The Mower Deck

    Installing the Blades Install the blade onto the spindle shaft (Figure 57). Important: The curved part of the blade must be pointing upward toward the inside of the mower to ensure proper cutting. Install the curved washer (cupped side toward the blade) and the blade bolt (Figure 57).
  • Page 44 g294046 Figure 61 1. Blades front to rear 3. Measure from the tip of the g294196 blade to the flat surface Figure 62 here. 1. Wood block—6.6 cm 2. Wood block—7.3 cm 2. Outside cutting edges (2-5/8 inches) thick (2-7/8 inches) thick Remove the hairpin cotter and washer from the Leveling from Side to Side lower lift-arm pin...
  • Page 45 To lower the front of the mower, loosen the adjustment nut. After adjustment, check the front-to-rear slope again, continue adjusting the nut until the front blade tip is 1.6 to 7.9 mm (1/16 to 5/16 inch) lower than the rear blade tip; refer to Checking the Front-to-Rear Blade Slope (page 43).
  • Page 46: Removing The Mower Deck

    Removing the Mower Deck Park the machine on a level surface, disengage the blade-control switch (PTO), and move the motion-control levers outward to the P position. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
  • Page 47: Replacing The Grass Deflector

    Attach the front support rod to the mower deck Place the spring on the rod, with end wires with the clevis pin and hairpin cotter (Figure 66). down, and between the grass deflector brackets. Install the mower belt onto the engine pulley; Slide the rod through the second grass-deflector refer to Replacing the Mower Belt (page...
  • Page 48: Cleaning

    Cleaning Disengage the blade-control switch, shut off the engine, remove the key, and wait for all moving parts to stop. Washing the Underside of Turn the water off and remove the coupling from the washout fitting. the Mower Deck Note: If the mower is not clean after 1 washing, Service Interval: After each use—Clean the soak it and let it stand for 30 minutes.
  • Page 49: Storage

    Storage Note: Run the machine with the blade-control switch (PTO) engaged and the engine at high idle for 2 to 5 minutes after washing. Storage Safety Check the condition of the blades; refer to Servicing the Cutting Blades (page 40). •...
  • Page 50: Storing The Battery

    Storing the Battery Fully charge the battery. Let the battery rest for 24 hours, then check the battery voltage. Note: If the battery voltage is below 12.6 V, repeat steps and 2. Disconnect the cables from the battery. Check the voltage periodically to ensure that the voltage is 12.4 V or higher.
  • Page 51: Troubleshooting

    Troubleshooting Problem Possible Cause Corrective Action The fuel tank is showing signs of collapsing 1. The air-cleaner paper element clogged. 1. Clean the paper element. or the machine is frequently showing signs of running out of fuel. The engine overheats. 1.
  • Page 52 Problem Possible Cause Corrective Action The machine does not drive. 1. The bypass valves are open. 1. Close the tow valves. 2. The traction belts are worn, loose, or 2. Contact an Authorized Service Dealer. broken. 3. The traction belts are off the pulleys. 3.
  • Page 53: Schematics

    Schematics g307974 Electrical Diagram 139-2356 (Rev. A)
  • Page 54 Notes:...
  • Page 55 While the exposure from Toro products may be negligible or well within the “no significant risk” range, out of an abundance of caution, Toro has elected to provide the Prop 65 warnings. Moreover, if Toro does not provide these warnings, it could be sued by the State of California or by private parties seeking to enforce Prop 65 and subject to substantial penalties.

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