Form No. 3408-588 Rev A TimeCutter® SS 4225 or 5000 Riding Mower Model No. 74721—Serial No. 400000000 and Up Model No. 74732—Serial No. 400000000 and Up Register at www.Toro.com.
WARNING CALIFORNIA Proposition 65 Warning This product contains a chemical or chemicals known to the State of California to cause cancer, birth defects, or reproductive harm. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Contents Releasing the Electric Brake .....................................36 Mower Maintenance ...................................................37 Servicing the Cutting Blades.....................................37 Leveling the Mower Deck ........................................39 Removing the Mower Deck .....................................41 Installing the Mower ...............................................42 Replacing the Grass Deflector ..................................42 Mower Belt Maintenance .
Safety This machine has been designed in accordance with ANSI B71.1-2012. 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. Using this product for purposes other than its intended use could prove dangerous to you and bystanders. • Read and understand the contents of this Operator’s Manual before you start the engine.
Slope Indicator G011841 g011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can safely 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. 2. Align this edge with a vertical surface, a tree, building, fence pole, etc. 3.
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. decal93-7009 93-7009 1. Warning—do not operate the mower with the deflector up or removed; keep the deflector in place. 2. Cutting/dismemberment hazard of hand or foot, mower blade—stay away from moving parts. decal105-7015 105-7015 For models with 42-inch decks decal112-9840 112-9840 1.
decal119-8814 119-8814 1. Parking position 4. Neutral 2. Fast 3. Slow 5. Reverse decal119-8815 119-8815 1. Parking position 4. Neutral 2. Fast 3. Slow 5. Reverse decal119-8871 119-8871 For models with 42-inch decks 1. Height-of-cut decal121-2989b 121-2989 1. Bypass lever position for pushing the machine decal119-8870 119-8870 For models with 50-inch decks 1. Height-of-cut 7 2.
decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery decal132-0872 132-0872 1. Thrown object hazard—keep bystanders away from the machine. 3. Severing hazard of hand or foot—keep away from moving parts. 1. Explosion hazard 6. Keep bystanders a safe distance away from the battery. 2. Thrown object hazard, raised baffle—do not operate the machine with an open deck; use a bagger or a baffle. 4.
decal131-4161 131-4161 For models with 42-inch decks 1. Fast 2. Slow 3. Power takeoff decal131-4162a 131-4162 For models with 50-inch decks 1. Fast 2. Continuous-variable setting 3. Slow 4.
decal132-0869 132-0869 1. Warning—read the Operator's Manual. 5. Ramp tipping 3. Cutting hazard of hand, hazard—when loading mower blade; pinching onto a trailer, do not use hazard of hand, belt—keep dual ramps; only use a hands and feet away from single ramp wide enough moving parts; keep all for the machine and that guards and shields in place. has an incline less than 15 degrees; back up the ramp (in reverse) and drive forward off the ramp. 2.
Product Overview g027933 Figure 4 1. Grass 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 Become familiar with all of the controls in Figure 4 and Figure 5 before you start the engine and operate the machine. Use this switch to start the mower engine. It has 3 positions: START, RUN, and OFF.
Smart Speed™ Control System Lever Operation The Smart Speed™ Control-System lever, located below the operating position, gives you a choice to drive the machine at 3 speed ranges— trim, tow, and mow (Figure 21). Note: Determine the left and right sides of the machine from the normal operating position. Fuel-Presence Window Before Operation You can use the fuel window, located on the left side of the machine, to verify the presence of fuel in the tank (Figure 6).
Using Stabilizer/Conditioner • Do not operate the machine without the entire exhaust system in place and in proper working condition. Use a fuel stabilizer/conditioner in the machine to provide the following benefits: • Keep the fuel-dispenser nozzle in contact with the rim of the fuel tank or container opening at all times until fueling is complete. Do not use a nozzle lock-open device.
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 29). Breaking in a New Machine New engines take time to develop full power. Mower decks and drive systems have higher friction when new, placing additional load on the engine. Allow 40 to 50 hours of break-in time for new machines to develop full power and best performance.
the ON position. Try starting the engine; the engine should not crank. CAUTION This machine produces sound levels in excess of 85 dBA at the operator’s ear and can cause hearing loss through extended periods of exposure. 2. Sit on the seat and move the blade-control switch to the OFF position. Move either motion-control lever to the center, unlocked position. Try starting the engine; the engine should not crank. Repeat with the other motion-control lever.
Adjusting the Tilt Adjusting the Motion-Control Levers You can adjust the motion-control levers forward or rearward for your comfort. 1. Loosen the upper bolt holding the control lever to the control-arm shaft. Adjusting the Height You can adjust the motion-control levers higher or lower for maximum comfort (Figure 11). A 2. Loosen the lower bolt just enough to pivot the control lever forward or rearward (Figure 11). 3. Tighten both bolts to secure the control lever in the new position. B 4.
During Operation – Disengage the power take-off and lower the attachments. During Operation Safety – Engage the parking brake. – Shut off the engine and remove the key. – Wait for all moving parts to stop. General Safety • Do not operate the machine when there is the risk of • The owner/operator can prevent and is responsible for lightning. accidents that may cause personal injury or property damage. • Do not use the machine as a towing vehicle.
Operating the Mower Blade-Control Switch (PTO) Operating the Throttle You can move the throttle control between the FAST and SLOW positions (Figure 15). The blade-control switch (PTO) starts and stops the mower blades and any powered attachments. Always use the FAST position when turning on the mower deck with the blade-control switch (PTO).
Starting and Shutting Off the Engine Using the Motion-Control Levers Starting the Engine Note: A warm or hot engine may not require choking. Important: Do not engage the starter for more than 5 seconds at a time. Engaging the starter motor for more than 5 seconds can damage the starter motor. If the engine fails to start, wait 10 seconds before operating the engine starter again. A B C D g004532 Figure 18 E 1. Motion-control lever—PARK position 4. Backward 2. Center, unlocked position 5.
Driving Forward Using the Smart SpeedTM Control System Note: Always use caution when backing up and turning. The Smart Speed TM Control-System lever, located below the operating position (Figure 21), gives the operator a choice to drive the machine at 3 ground speed ranges—trim, tow, and mow. 1. Move the levers to the center, unlocked position. 2. To go forward, slowly push the motion-control levers forward (Figure 19). g027625 Figure 21 1.
Tow Stopping the Machine This is the medium speed. The suggested uses for this speed are as follows: To stop the machine, move the motion-control levers to NEUTRAL and outward to the PARK position, disengage the blade-control switch, ensure that the throttle is in the FAST position, and turn the ignition key to OFF. Remove the key from the ignition switch. • Bagging • Mulching Mow WARNING This is the fastest speed.
Adjusting the Anti-Scalp Rollers Operating Tips Machines with a 42-inch or 50-inch Deck Only For best mowing and maximum air circulation, operate the engine at the FAST position. Air is required to thoroughly cut grass clippings, so do not set the height-of-cut so low as to totally surround the mower in uncut grass. Always try to have 1 side of the mower free from uncut grass, which allows air to be drawn into the mower.
Pushing the Machine Keeping the Underside of the Mower Clean 1. Park the machine on a level surface and disengage the blade-control switch. Clean clippings and dirt from the underside of the mower after each use. If grass and dirt build up inside the mower, cutting quality will eventually become unsatisfactory. 2. Move the motion-control levers outward to the PARK position, shut off the engine, and wait for all moving parts to stop before leaving the operating position. Maintaining the Blade(s) 3.
Transporting the Machine Important: Do not use narrow individual ramps for each side of the machine. Use a heavy-duty trailer or truck to transport the machine. Ensure that the trailer or truck has all necessary brakes, 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.
1 2 6 g027996 5 g027996 Figure 27 1. Full-width ramp in stowed position 4. Ramp is at least 4 times as long as the height of the trailer or truck bed to the ground 2. Side view of full-width ramp in loading position 5. H=height of the trailer or truck bed to the ground 3. Not greater than 15 degrees 6.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Interval Before each use or daily Maintenance Procedure • • • • • Check the safety-interlock system. Check the air cleaner for dirty, loose or damaged parts. Check the engine-oil level. Inspect the blades. Inspect the grass deflector for damage. After each use • Clean the mower-deck housing. Every 25 hours • Grease all the lubrication points.
Pre-Maintenance Procedures Raising the Seat Make sure that the motion-control levers are locked in the PARK position. Lift the seat forward. You can access the following components by raising the seat: Maintenance and Storage • Serial plate • Before repairing the machine do the following: • Service decal – Disengage the drives. • Seat-adjustment bolts – Engage the parking brake. • Fuel filter – Shut off the engine and remove the key. • Battery and battery cables – Disconnect the spark-plug wire.
Lubrication Engine Maintenance Greasing the Bearings Engine Safety Service Interval: Every 25 hours—Grease all the lubrication points. Shut off the engine before checking the oil or adding oil to the crankcase. Grease Type: No. 2 lithium grease Servicing the Air Cleaner 1. Park the machine on a level surface and disengage the blade-control switch. Service Interval: Before each use or daily—Check the air cleaner for dirty, loose or damaged parts. 2.
1 Checking the Engine-Oil Level 2 3 Service Interval: Before each use or daily—Check the engine-oil level. 1. Park the machine on a level surface, disengage the blade-control switch, shut off the engine, and remove the key. 2. Make sure that the engine is stopped, level, and cool so the oil has time to drain into the sump. 3. Check the engine-oil level (Figure 32). g023919 4 A g023919 Figure 30 1. Air-cleaner latch 3. Paper element 2. Engine 4.
Changing the Engine Oil and the Engine-Oil Filter A B C D E F Service Interval: Every 100 hours—Change the engine oil and the engine-oil filter. Note: The drain plug is attached to the drain hose. Note: Dispose the used oil at a recycling center. Fill with oil as specified in the “Viscosity Grades” table (Figure 31). 1. Park the machine so that the drain side is slightly lower than the opposite side to ensure that the oil drains completely. 2.
A Servicing the Spark Plug B Service Interval: Every 200 hours—Check the 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. C D Type: Champion XC12YC Air Gap: 0.76 mm (0.03 inch) Removing the Spark Plug 1. Disengage the blade-control switch, move the motion-control levers outward to the PARK position, shut off the engine, and remove the key. E 2.
A Fuel System Maintenance B DANGER In certain conditions, fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you, others, and can damage property. g027479 g027479 Figure 37 • Perform any fuel-related maintenance when the engine is cold. Do this outdoors in an open area. Wipe up any fuel that spills. Installing the Spark Plug • Never smoke when draining fuel, and stay away from an open flame or where a spark may ignite the fuel fumes.
Electrical System Maintenance Electrical System Safety • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal first and the negative last. g027959 A • Charge the battery in an open, well-ventilated area, away from sparks and flames. Unplug the charger before connecting or disconnecting the battery. Wear protective clothing and use insulated tools.
Charging the Battery WARNING Service Interval: Before storage—Charge the battery and disconnect the battery cables. Incorrect battery-cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. 1. Remove the battery from the chassis; refer to Removing the Battery (page 33). • Always disconnect the negative (black) battery cable before disconnecting the positive (red) cable. 2.
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. Fuse type: Checking the Tire Pressure • Main—F1 (30 A, blade-type) Service Interval: Every 25 hours—Check tire pressure. • Charge Circuit—F2 (25 A, blade-type) Maintain the air pressure in the front and rear tires as specified. Uneven tire pressure can cause uneven cut.
Releasing the Electric Brake You can manually release the electric brake by rotating the link arms forward. Once the electric brake is energized, the brake resets. 1. Turn the ignition key to the OFF position or disconnect the battery. 2. Locate the shaft on the electric brake where the brake link arms are connected (Figure 44). 3. Rotate the shaft forward to release the brake. g027911 Figure 44 1. Brake-link arm on the electric brake control module 2.
Mower Maintenance Checking for Bent Blades Note: The machine must be on a level surface for the following procedure. Servicing the Cutting Blades 1. Raise the mower deck to the highest height-of-cut position. To ensure a superior quality of cut, keep the blades sharp. For convenient sharpening and replacement, keep extra blades on hand. 2.
Removing the Blades Replace the blades if they hit a solid object, or if the blade is out of balance or bent. 3 1. Hold the blade end using a rag or thickly padded glove. 2. Remove the blade bolt, curved washer, and blade from the spindle shaft (Figure 50). 2 1 G014974 g014974 Figure 48 1. Blade (side previously measured) 2. Measurement (position used previously) 3. Opposing side of blade being moved into measurement position 5. Measure from the tip of the blade to the flat surface (Figure 49).
1 2 G009682 g000553 Figure 52 1. Blade 3 3 2. Balancer 2 3. Repeat this procedure until the blade is balanced. Installing the Blades 4 4 1. Install the blade onto the spindle shaft (Figure 50). g009682 Figure 53 Mower Decks with 2 Blades Important: The curved part of the blade must point upward toward the inside of the mower to ensure proper cutting. 2. Install the curved washer (cupped side toward the blade) and the blade bolt (Figure 50). 1. Blades side to side 3.
2 1 G009658 2 g009658 Figure 56 Mower Decks with 2 Blades 1. Blades front to rear 2. Measure from the tip of the blade to the flat surface here g027588 3 Figure 55 1. Hanger bracket 3. Rear nut 2 2. Side locking nut 9. Check the side-to-side adjustments again. Repeat this procedure until the measurements are correct. 1 10. Continue leveling the mower deck by checking the front-to-rear blade slope; refer to Adjusting the Front-to-Rear Blade Slope (page 40).
Removing the Mower Deck 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, shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Lower the height-of-cut lever to the lowest position. 3 4. Remove the hairpin-cotter pin from the front support rod, and remove the rod from the deck bracket (Figure 59). 1 2 G014634 g014634 Figure 58 1. Adjusting rod 3.
Replacing the Grass Deflector Service Interval: Before each use or daily—Inspect the grass deflector for damage. WARNING 2 An uncovered discharge opening could allow the lawn mower to throw objects at you or bystanders, resulting in serious injury. Also, contact with the blade could occur. Never operate the machine without the grass deflector, the discharge cover, or the grass-collection system in place.
8. Insert the rod at the front of the grass deflector into the short standoff on the deck. Mower Belt Maintenance 9. Secure the rear end of the rod into the mower with a nut (3/8 inch) as shown in Figure 61. Inspecting the Belts Important: The grass deflector must be spring loaded and in the down position. Lift the deflector up to test that it snaps to the fully down position. Service Interval: Every 25 hours—Check the belts for wear or cracks.
7. Using a spring-removal tool, install the idler spring over the deck hook, and place tension on the idler pulley and mower belt (Figure 63). 2 8. Install the pulley covers (Figure 62). 5 1 3 4 3 4 G014930 6 g014930 Figure 63 Mower Decks with 2 Blades 1. Idler pulley 4. Spring 2. Mower belt 5. Engine pulley 3. Outside pulley 6. Spring-removal tool 3 5 2 1 3 4 G014931 6 g014931 Figure 64 Mower Decks with 3 Blades 1. Idler pulley 4. Spring 2. Mower belt 5. Engine pulley 3.
Cleaning 8. Turn the water off and remove the coupling from the washout fitting. Note: If the mower is not clean after 1 washing, soak it and let it stand for 30 minutes. Then, repeat the process. Washing the Underside of the Mower 9. Run the mower again for 1 to 3 minutes to remove excess water. Service Interval: After each use—Clean the mower-deck housing. Important: You can wash the machine with a mild detergent and water. Do not pressure wash the machine.
Storage 10. Remove the spark plug(s) and check its condition; refer to Servicing the Spark Plug (page 31). With the spark plug(s) removed from the engine, pour 2 tablespoons of engine oil into the spark plug hole. Use the starter to crank the engine and distribute the oil inside the cylinder. Install the spark plug(s). Do not install the wire on the spark plug(s). Cleaning and Storage 1.
Troubleshooting Problem The engine overheats. Possible Cause 1. The engine load is excessive. 1. Reduce the ground speed. 2. The oil level in the crankcase is low. 3. The cooling fins and air passages under the engine blower housing are plugged. 4. The air cleaner is dirty. 2. Add oil to the crankcase. 3. Remove the obstruction from the cooling fins and air passages. 5. Dirt, water, or stale fuel is in the fuel system. The starter does not crank.
Problem There is an abnormal vibration. The cutting height is uneven. Possible Cause 1. The engine-mounting bolts are loose. 1. Tighten the engine-mounting bolts. 2. The engine pulley, idler pulley, or blade pulley is loose. 3. The engine pulley is damaged. 4. The cutting blade(s) is/are bent or unbalanced. 5. A blade-mounting bolt is loose. 6. A blade spindle is bent. 2. Tighten the appropriate pulley. 5. Tighten the blade-mounting bolt. 6. Contact an Authorized Service Dealer. 1.
Schematics g028022 Electrical Diagram (Rev.
Notes:
Notes:
TimeCutter The Toro Warranty Limited Warranty (see warranty periods below) Conditions and Products Covered 3. If for any reason you are dissatisfied with the Service Dealer’s analysis or with the assistance provided, contact us at: The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly promise to repair the Toro Products listed below if defective in materials or workmanship.
