Toro 74633 Operator's Manual
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Toro 74633 Operator's Manual

Toro 74633 Operator's Manual

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Original Instructions (EN)
TimeCutter
Mower
Model No. 74633—Serial No. 314000001 and Up
Form No. 3382-336 Rev A
®
SS 4235 Riding
*3382-336* A

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Roy chasse
May 18, 2025

What kind of fluid goes in hydro trans axle drive 2013 Zero turn mower Toro

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Mr. Anderson
May 23, 2025

The type of fluid used in the hydro trans axle drive of a 2013 Toro zero turn mower is not specified in the provided context.

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Summary of Contents for Toro 74633

  • Page 1 Form No. 3382-336 Rev A TimeCutter ® SS 4235 Riding Mower Model No. 74633—Serial No. 314000001 and Up *3382-336* A Register at www.Toro.com. Original Instructions (EN)

  • Page 2: Introduction

    You are responsible for operating the product properly and safely. WARNING You may contact Toro directly at www.Toro.com for product and accessory information, help finding a dealer, or to register CALIFORNIA your product.

  • Page 3: Table Of Contents

    Contents Troubleshooting ............41 Schematics ..............43 Introduction ..............2 Safety ................4 Safe Operating Practices........... 4 Safety and Instructional Decals ......... 6 Product Overview ............10 Controls ...............10 Operation ..............11 Adding Fuel............11 Checking the Engine-oil Level........13 Breaking In a New Machine ........13 Think Safety First ...........13 Starting the Engine ..........14 Operating the Blades..........15...

  • Page 4: Safety

    In these instances, is seen or thunder is heard in the area, do not operate Toro has refined the statement to convey the meaning of the the machine; seek shelter. standard while better matching the product this Operator's Manual pertains.
  • Page 5 • Always keep the drive wheels engaged when going down slopes. Towed weight must not exceed the weight of the slopes. machine, operator, and ballast. Use counterweights or wheel weights as described in the attachment, or in the • Reduce speed and use extreme caution on slopes. pulling machine Operator’s Manual.

  • Page 6: Safety And Instructional Decals

    Frequently check components • Use only genuine Toro replacement parts to ensure that and replace with manufacturers' recommended parts, original standards are maintained. when necessary. Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger.
  • Page 7 119-8814 1. Parking position 4. Neutral 2. Fast 5. Reverse 3. Slow 121-2989 1. Bypass lever position for 2. Bypass lever position for pushing the machine operating the machine 119-8815 1. Parking position 4. Neutral 2. Fast 5. Reverse 3. Slow Battery Symbols Some or all of these symbols are on your battery 1.
  • Page 8 120-2239 1. Warning—read the Operator's Manual. 5. Warning—do not use split ramps, use a full ramps when transporting machine. 2. Warning—read the instructions before servicing or performing 6. Loss of traction/control hazard, slopes—loss of traction/control maintenance; move the motion control levers to the park on a slope, disengage the blade control switch (PTO), (brake) position, remove the ignition key and disconnect the proceed off the slope slowly.
  • Page 9 121-0772 1. Fast 4. Choke 2. Continuous-variable setting 5. Power take-off (PTO), blade-control switch 3. Slow 130-0780 1. Slow (trim and tow) 2. Fast (mow and go) 109-7076...

  • Page 10: Product Overview

    Product Overview Figure 3 1. Deflector 4. Height-of-cut lever 7. Footrest 10. Control panel 2. Rear drive wheel 5. Operator seat 8. Engine 11. Engine guard 3. Motion-control levers 6. Smart Speed™ lever 9. Fuel-tank cap 12. Front caster wheel Controls Ignition Switch The ignition switch has 3 positions: Off, Run, and Start.

  • Page 11: Operation

    Operation reverse; wheel speed is proportional to the amount the lever is moved. Move the control levers outward from the center to the park position, and exit the machine (Figure 16). Always Note: Determine the left and right sides of the machine position the motion-control levers into the park position from the normal operating position.
  • Page 12 of varnish deposits in the fuel system, use fuel stabilizer DANGER at all times. In certain conditions during fueling, static electricity can be released causing a spark which Filling the Fuel Tank can ignite the gasoline vapors. A fire or explosion Ensure that the engine is shut off and the motion controls are from gasoline can burn you and others and can in the parked position.

  • Page 13: Checking The Engine-Oil Level

    3. Install the fuel-tank cap securely, and tighten until it clicks. Checking the Engine-oil Level Before you start the engine and use the machine, check the oil level in the engine crankcase; refer to Checking the Engine-oil Level (page 24). Breaking In a New Machine New engines take time to develop full power.

  • Page 14: Starting The Engine

    Understanding the Safety-interlock System WARNING If safety-interlock switches are disconnected or damaged, the machine could operate unexpectedly causing personal injury. • Do not tamper with the interlock switches. • Check the operation of the interlock switches daily, and replace any damaged switches before operating the machine.

  • Page 15: Operating The Blades

    Figure 14 1. Control panel 2. Blade-control switch—On position Figure 13 1. Control panel 5. Run 2. Ignition key—run position 6. Start Disengaging the Blades 3. Ignition key—start position 7. Choke control 4. Off Push down on the blade-control switch to move it to the Off position, and disengage the blades (Figure 15).

  • Page 16: Testing The Safety-Interlock System

    Testing the Safety-interlock Driving System Driving the machine benefits from an understanding of what zero-turn-radius mower means. The drive wheels turn Test the safety-interlock system before you use the machine independently, powered by hydraulic motors on each axle; each time. If the safety system does not operate as described hence one side can turn in reverse while the other turns below, have an Authorized Service Dealer repair the safety forward causing the machine to spin rather than turn.
  • Page 17 Using the Smart Speed™ Control Driving Forward System 1. Move the levers to the center, unlocked position. The Smart Speed™ Control-System lever, located below the 2. To go forward, slowly push the motion-control levers operating position (Figure 17), gives the operator a choice to forward (Figure 16).

  • Page 18: Stopping The Machine

    Driving Backward Adjusting the Height-of-Cut 1. Move the levers to the center, unlocked position. Height-of-cut is controlled by the lever located to the right of the operating position (Figure 20). 2. To go backward, look behind you and down, as you slowly pull the motion-control levers rearward (Figure 1.

  • Page 19: Positioning The Seat

    Adjusting the Motion-control • Upper hole—use this position with the mower deck in the 63 mm (2-1/2 inches) and below the Levers height-of-cut positions (Figure 21). • Lower hole—use this position with the mower Adjusting the Height deck in the 76 mm (3 inches) and above the height-of-cut positions (Figure 21).
  • Page 20 Pushing the Machine 1. Park the machine on a level surface, and disengage the blade-control switch. 2. Move the motion-control levers outward to the park position, stop the engine, and wait for all moving parts to stop before leaving the operating position. 3.

  • Page 21: Operating Tips

    If a blade is damaged or worn, replace it immediately with a genuine Toro replacement blade. Cutting 1/3 of the Grass Blade It is best to cut only about 1/3 of the grass blade. Cutting more than that is not recommended unless grass is sparse, or it is late fall when grass grows more slowly.

  • Page 22: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Check the safety-interlock system. • Check the air cleaner for dirty, loose or damaged parts. •...

  • Page 23: Premaintenance Procedures

    Premaintenance Lubrication Procedures Greasing the Bearings Service Interval: Every 25 hours—Grease all the lubrication Raising the Seat points. Make sure that the motion-control levers are locked in the Grease Type: No. 2 General Purpose, Lithium-Base Grease park position. Lift the seat forward. 1.

  • Page 24: Engine Maintenance

    Engine Maintenance Servicing the Air Cleaner Service Interval: Before each use or daily—Check the air cleaner for dirty, loose or damaged parts. Every 50 hours—Service the paper element (more often under extremely dusty, dirty conditions). Every 100 hours—Replace the paper element (more often under extremely dusty, dirty conditions).
  • Page 25 1. Park the machine, so that the drain side is slightly lower than the opposite side, to ensure that the oil drains completely. 2. Disengage the blade-control switch and move the motion controls outward to the park position. 3. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.

  • Page 26: Servicing The Spark Plug

    Servicing the Spark Plug Service Interval: Every 200 hours—Check spark plug(s) condition and gap. Every 500 hours—Replace the spark plug(s). The spark plug is RFI compliant. Equivalent alternate brand plugs can also be used. Type: Champion XC12YC (or equivalent) Air Gap: 0.76 mm (0.03 inch) Removing the Spark Plug 1.

  • Page 27: Cleaning The Blower Housing

    Fuel System Maintenance DANGER In certain conditions, gasoline is extremely flammable and highly explosive. A fire or explosion G008794 from gasoline can burn you and others and can Figure 33 damage property. • Perform any fuel related maintenance when the engine is cold.

  • Page 28: Electrical System Maintenance

    Electrical System 4. Squeeze the ends of the hose clamps together and slide them away from the filter (Figure 34). Maintenance 5. Remove the filter from the fuel lines. 6. Install a new filter with the flow direction arrow coming WARNING from the fuel tank and pointing to the engine.
  • Page 29 Charging the Battery WARNING Service Interval: Before storage—Charge the battery and Incorrect battery-cable routing could damage disconnect battery cables. the machine and cables causing sparks. Sparks can cause the battery gasses to 1. Remove the battery from the chassis; refer to Removing explode, resulting in personal injury.

  • Page 30: 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—F1-30 amp, blade-type Service Interval: Every 25 hours—Check tire pressure.

  • Page 31: Releasing The Electric Brake

    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 32 3. Measure from the tip of the blade to the flat surface (Figure 42). Figure 40 1. Cutting edge 3. Wear/slot forming G014973 2. Curved area 4. Damage Figure 42 Checking for Bent Blades 1. Blade (in position for measuring) Note: The machine must be on a level surface for the 2.
  • Page 33 To ensure balancer (Figure 47). optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Note: If the blade stays in a horizontal position, the Replacement blades made by other manufacturers may result blade is balanced, and can be used.

  • Page 34: Leveling The Mower Deck

    Note: If both measurements are not within 5 mm 2. Install the blade stiffener, the curved washer (cupped side toward the blade), and the blade bolt (Figure 45). (3/16 inch), an adjustment is required; continue with this procedure. 3. Torque the blade bolt to 47 to 88 N-m (35 to 65 ft-lb). 6.
  • Page 35 Adjusting the Front-to-Rear Blade Slope Check the front-to-rear blade level any time you install the mower. If the front of the mower is more than 7.9 mm (5/16 inch) lower than the rear of the mower, adjust the blade level using the following instructions: 1.

  • Page 36: Removing The Mower

    G014634 Figure 53 1. Adjusting rod 3. Lock nut 2. Adjusting block G014635 Figure 54 7. To raise the front of the mower, tighten the adjustment nut. 1. Front support rod 3. Deck bracket 2. Locking nut 8. To lower the front of the mower, loosen the adjustment nut.

  • Page 37: Installing The Mower

    Note: Retain all parts for future installation. Installing the Mower 1. Park the machine on a level surface and disengage the blade-control switch. 2. Move the motion-control levers outward to the park position, stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.

  • Page 38: Mower Belt Maintenance

    Mower Belt Maintenance Inspecting the Belts Service Interval: Every 25 hours—Check the belts for wear or cracks. Check the belts for cracks, frayed edges, burn marks, or any other damage. Replace damaged belts. Replacing the Mower Belt Squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks, and cracks are signs of a worn mower belt.

  • Page 39: Cleaning

    Cleaning Note: If the mower is not clean after one washing, soak it and let it stand for 30 minutes. Then, repeat the process. Washing the Underside of the 9. Run the mower again for 1 to 3 minutes to remove excess water.

  • Page 40: Storage

    Storage plug(s) removed from the engine, pour two tablespoons of engine oil into the spark plug hole. Use the starter to crank the engine and distribute the oil inside the Cleaning and Storage cylinder. Install the spark plug(s). Do not install the wire on the spark plug(s).
  • Page 41 Troubleshooting Problem Possible Cause Corrective Action The engine overheats. 1. The engine load is excessive. 1. Reduce the ground speed. 2. The oil level in the crankcase is low. 2. Add oil to the crankcase. 3. The cooling fins and air passages 3.
  • Page 42 Problem Possible Cause Corrective Action There is an abnormal vibration. 1. The engine-mounting bolts are loose. 1. Tighten the engine-mounting bolts. 2. The engine pulley, idler pulley, or blade 2. Tighten the appropriate pulley. pulley is loose. 3. The engine pulley is damaged. 3.
  • Page 43 Schematics G014644 Electrical Diagram (Rev. A)
  • Page 44 Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company. Australian Consumer Law: Australian customers will find details relating to the Australian Consumer Law either inside the box or at your local Toro Dealer.

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Timecutter ss 4235

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