FORM NO. 3321–854 Wheel Horse 268HE Lawn & Garden Tractor Model No. 72105 – 9900001 & 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.
Introduction Thank you for purchasing a Toro product. All of us at Toro want you to be completely satisfied with your new product, so feel free to contact your local Authorized Service Dealer for help with service, genuine replacement parts, or other information you may require. Whenever you contact your Authorized Service Dealer or the factory, always know the model and serial numbers of your product.
Contents Page Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Safe Operation Practices for Ride-on (riding) Rotary Lawnmower Machines . . . . . . . . 2 Safe Operating Practices . . . . . . . . . . . . . . 2 Sound Pressure Level . . . . . . . . . . . . . . . . . 4 Sound Power Level . . . . . . . . . . . . . . . . . . 4 Vibration Level . . . . . . . . . . . . . . . . . . . . . 4 Slope Chart . . . . . . . . . . . . . . . . . . . . . . . . . 5 Symbols Glossary . . . . . . . . . . . .
Safety Safe Operation Practices for Ride-on (riding) Rotary Lawnmower Machines 6. This machine meets or exceeds European Standards in effect at the time of production. However, improper use or maintenance by the operator or owner can result in injury. To reduce the potential for injury, comply with these safety instructions and always pay attention to the safety alert symbol, which means CAUTION, WARNING, or DANGER—“personal safety instruction.
Safety • If fuel is spilled, do not attempt to start the engine but move the machine away from the are of spillage and avoid creating any source of ignition until petrol vapors have dissipated. • Replace all fuel tanks and container caps securely. 4. Replace faulty silencers. 5. Before using, always visually inspect to see that the blades, blade bolts and cutter assembly are not worn or damaged. Replace worn or damaged blades and bolts in sets to preserve balance. 6.
Safety • before making height adjustment unless adjustment can be made from the operator’s position. 4. To reduce the fire hazard, keep the engine, silencer, battery compartment and petrol storage area free of grass, leaves, or excessive grease. 14. Reduce the throttle setting during engine run-out and, if the engine is provided with a shut-off valve, turn the fuel off at the conclusion of mowing. 5. Check the grass catcher frequently for wear or deterioration. 6.
Safety Slope Chart Read all safety instructions on pages 2–9.
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Safety Symbols Glossary Safety alert symbol Dismemberment–Mower in rearward motion Safety alert symbol Stay a safe distance from the machine Read operator’s manual Consult Technical Manual for proper service procedures Thrown or flying objects– Whole body exposure Thrown or flying objects– Rotary side-mounted mower. Keep deflector shield in place Severing toes or foot– mower blade Severing fingers or hand– mower blade Rotating blade can cut off toes or fingers.
Safety Symbols Glossary Cutting element– basic symbol Riding on this machine is allowed only on a passenger seat & only if the driver’s view is not hindered Cutting element– height adjustment Cutting unit–lower Crushing of fingers or hands–Force applied from side Cutting unit-raised Kickback or upward motion–Stored energy Cutting or entanglement of foot–Rotating auger Severing of fingers or hand– impeller blade Keep a safe distance from snowthrower Stay a safe distance from the snowthrower Shut of
Safety Symbols Glossary Fast Slow Fuel Fuel level Decreasing/Increasing On/Run Volume empty Off/Stop Volume full Engine Battery charging conditin Engine start Head lights– Main/high beam Engine stop Brake system Choke Parking brake Engine temperature Clutch PTO (Power Take Off) Engine lubricating oil pressure Engage Disengage Engine lubricating oil level Unlock Lock Key Choice Switch 9
Gasoline and Oil Recommended Gasoline Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded regular gasoline may be used if unleaded regular is not available. POTENTIAL HAZARD • In certain conditions gasoline is extremely flammable and highly explosive. WHAT CAN HAPPEN IMPORTANT: Never use methanol, gasoline containing methanol, or gasohol containing more than 10% ethanol because the fuel system could be damaged. Do not mix oil with gasoline.
Gasoline and Oil Stabilizer/Conditioner Filling the Fuel Tank Add the correct amount of gas stabilizer/conditioner to the gas. Using a stabilizer/conditioner in the machine: 1. Shut the engine off and set the parking brake. 2. Clean around each fuel tank cap and remove the cap. Add unleaded regular gasoline to both fuel tanks, until the level is 1/4 to 1/2 inch (6 mm to 13 mm) below the bottom of the filler neck. This space in the tank allows gasoline to expand.
Operation Think Safety First Key Choice Switch Please carefully read all the safety instructions and symbols in the safety section. Knowing this information could help you, your family, pets or bystanders avoid injury. A turn and release switch used for deactivating the “Operating–In–Reverse” interlock feature. Located on the seat bracket on the right hand just below the seat (Fig. 2). Controls Become familiar with all the controls (Fig. 1) before you start the engine and operate the machine.
Operation Releasing the Parking Brake 5. Move throttle lever to “FAST” (Fig. 5). 1. Push down on the brake pedal (Fig. 3). The parking brake lever should release. 6. Turn the ignition key clockwise and hold it in the “START” position (Fig. 6). When the engine starts, release the key. 2. Gradually release the brake pedal. IMPORTANT: If the engine does not start after 30 seconds of continuous cranking, turn the ignition key to “OFF” and let the starter motor cool; refer to Troubleshooting, page 41.
Operation Stopping Engaging the Power Take Off (PTO) 1. Move the throttle lever to “SLOW” (Fig. 5). 1. Depress the brake pedal to stop the machine. 2. Turn the ignition key to “OFF” (Fig. 6). 2. Pull the power take off (PTO) to “ON” (Fig. 7). 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. In an emergency, the engine may be stopped by turning the ignition key to “OFF.
Operation The Safety Interlock System Understanding the Safety Interlock System The safety interlock system is designed to prevent the engine from starting unless: • You are sitting on the seat • The brake pedal is depressed • The power take off (PTO) is “OFF” The safety interlock system is designed to stop the engine if: • • You rise from the seat when the brake pedal is released You rise from the seat when the power take off (PTO) is “ON”.
Operation POTENTIAL HAZARD • A child or bystander could be backed over by a riding mower with its blade(s) engaged. WHAT CAN HAPPEN • Blade contact will cause serious personal 1. Set the parking brake. Move the power take off (PTO) to “ON”. Now turn the ignition key to “START”; the engine should not crank. 2. Push the power take off (PTO) to “OFF” and release the parking brake. Now turn the ignition key to “START”; the engine should not crank. 3.
Operation Indicator Control Module Oil The indicator control module (Fig. 9) contains lights for: • Operating–in–Reverse • Power take off (PTO) • Low oil pressure • Low alternator output 1 2 Battery 3 4 5 Figure 9 1. Operating–in–Reverse 2. Battery 3. Hourmeter The oil light will be “ON” when the key is in the “RUN” or “LIGHTS” positions and the engine is not running, after the engine is started the light should go out.
Operation Driving Forward or Backward Stopping the Machine The throttle control regulates the engine speed as measured in rpm (revolutions per minute). Place the throttle control in the “FAST” position for best performance. To stop the machine, release the traction control pedal, disengage the power take off (PTO), and turn the ignition key to “OFF” to stop the engine. Also set the parking brake if you leave the machine unattended; refer to Setting the Parking Brake, page 12.
Operation Attachment Lift Lever Adjusting Dial-A-Height The attachment lift lever (Fig. 11) is used to raise and lower various attachments. The Dial-A-Height control (Fig. 11) is used to limit the downward travel of the attachment. The Dial-A-Height knob is rotated to change the location of this stop, up or down. Raising Attachments 1. Depress the brake pedal to stop the machine. 2. Pull attachment lift lever rearward until latch locks.
Operation Positioning the Seat The seat can move forward and backward. Position the seat where you have the best control of the machine and are most comfortable. 1. 2. Raise the seat and loosen the adjustment knobs (Fig. 12). Slide the seat to the desired position and tighten the knobs. Positioning the Tilt Steering Wheel The steering wheel has four tilt locations. Position the steering wheel where you have the best control of the machine and are most comfortable. 1.
Operation Using the Cruise Control Pushing the Machine by Hand The cruise control is optional on some models. A three position Lock–Set (spring loaded), On and Unlock–Off dash switch (Fig. 15) controls the engagement. Cruise control maintains the traction control position without foot pressure. Cruise control is intended for operation in the forward direction only. Do not use cruise control in reverse. Engaging the Cruise Control 1. IMPORTANT: Always push the machine by hand.
Maintenance Service Interval Chart Service Operation Oil—check level Each Use 5 Hours 25 Hours 50 Hours 100 Hours Initial X Oil Filter—change* (200 hours, every other oil change or yearly) X Safety System—check X Brake—check 200 hours X X X X X Chassis—grease* X Foam Air Cleaner—service* X X Spark Plug(s)—check X Belts—check for wear/cracks X X X X X X X Chipped Surfaces—paint X X X X Battery—charge, disconnect cables X X Fuel Filter—replace X X Tires—check pressure X
Maintenance Air Cleaner 4. Carefully slide the foam element off the paper element (Fig. 17). Service Interval/Specification 5. Unscrew the cover nut and remove the cover and paper element (Fig. 17). Foam Element: Clean and re-oil after every 25 operating hours, or yearly, whichever occurs first. Cleaning the Foam and Paper Elements Paper Element: Replace after every 100 operating hours or yearly, whichever occurs first. Note: 1.
Maintenance 2. Installing the Foam and Paper Elements Paper Element A. Lightly tap the element on a flat surface to remove dust and dirt (Fig. 19). B. IMPORTANT: To prevent engine damage, always operate the engine with the complete foam and paper air cleaner assembly installed. Inspect the element for tears, an oily film, and damage to the rubber seal. IMPORTANT: Never clean the paper element with pressurized air or liquids, such as solvent, gas, or kerosene.
Maintenance Engine Oil Checking Oil Level Service Interval/Specification 1. Park the machine on a level surface, disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. 2. Open the hood. 3. Clean around the oil dipstick (Fig. 20) so dirt cannot fall into the filler hole and damage the engine. 4. Unscrew the oil dipstick and wipe the metal end clean (Fig. 20). 5.
Maintenance Changing/Draining Oil Change Oil Filter 1. Start the engine and let it run five minutes. This warms the oil so it drains better. Service Interval/Specification 2. Park the machine so that the drain side is slightly lower than the opposite side to assure the oil drains completely. Then disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. Replace the oil filter every 200 hours or every other oil change.
Maintenance Spark Plug Checking the Spark Plug 1. Service Interval/Specification Look at the center of the spark plug(s) (Fig. 24). If you see light brown or gray on the insulator, the engine is operating properly. A black coating on the insulator usually means the air cleaner is dirty. Check the spark plug(s) after every 200 operating hours. Make sure the air gap between the center and side electrodes is correct before installing the spark plug.
Maintenance Greasing and Lubrication 3. Service Interval/Specification Lubricate the traction control pedal on hydrostatic models (or brake and clutch pedals on gear drive models) where they pivot on mounting shaft (Fig. 26). Grease the machine after every 50 operating hours or yearly, whichever occurs first. Grease more frequently when operating conditions are extremely dusty or sandy. Grease Type: General-purpose grease. How to Grease 1.
Maintenance Brake Always set the parking brake when you stop the machine or leave it unattended. If the parking brake does not hold securely, an adjustment is required. Adjusting the Brake The brake lever is on top of the transaxle (Fig. 28). If the parking brake does not hold securely, an adjustment is required. 1. Check the brake before you adjust it; refer to Checking the Brake, page 29. 2. Release the parking brake; refer to Releasing the Parking Brake, page 13. 3.
Maintenance Fuel Tank 5. Draining The Fuel Tank Pull the fuel line off the filter (Fig. 30). Open fuel shut-off valve and allow gasoline to drain into a gas can or drain pan. Note: POTENTIAL HAZARD • In certain conditions gasoline is extremely flammable and highly explosive. WHAT CAN HAPPEN • A fire or explosion from gasoline can burn you, others, and cause property damage. 6. Now is the best time to install a new fuel filter because the fuel tank is empty. Install the fuel line onto the filter.
Maintenance Fuel Filter Front Wheel Toe-In Service Interval/Specification Service Interval/Specification Replace the fuel filter after every 100 operating hours or yearly, whichever occurs first. Maintain toe-in of the front wheels as specified. If uneven tire wear, lawn scuffing or hard steering develop adjustment may be required. Check the toe-in after every 100 operating hours or yearly, whichever occurs first (Fig. 32).
Maintenance Adjusting Toe-In 1. Check the toe-in before you adjust it; refer to Measuring Toe-In, Page 31. 2. Remove ball joint from one steering lever (Fig. 32). 3. Loosen jam nut securing ball joint to steering rod. Rotate ball joint one turn, clockwise to increase or counter clockwise to decrease toe-in. 4. Hold flats on ball joint to align with flats on tie rod and tighten jam nut (Fig.32 ). 5. Install ball joint to steering lever and check the toe-in; refer to Measuring Toe-In, Page31.
Maintenance Fuse Service Interval/Specification 4 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 Regulator F2–25 amp, blade-type Dash F3–10 amp, blade-type Head lights F4–10 amp, blade-type 3 2 1 2344 Figure 34 1. Dash-10 Amp 2. Head lights-10 amp 3. Regulator-25 amp 4.
Maintenance Headlights Installing the Bulb Specification: Bulb # 1156 Automotive Type 1. Removing the Bulb 1. The bulb has metal pins on the side of its base. Align the pins with the slots in the bulb holder and insert the base into the holder (Fig. 36). Push and rotate the bulb clockwise until it stops. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. 2. Open the hood.
Maintenance Battery 4 Service Interval/Specification Check the electrolyte level in the battery before each use. Always keep the battery clean and fully charged. Use a paper towel to clean the battery case. If the battery terminals are corroded, clean them with a solution of four parts water and one part baking soda. Apply a light coating of grease to the battery terminals to prevent corrosion. 2 3 5 1 1219 Figure 37 Voltage: 12 v, 280 Cold Cranking Amps Removing the Battery 1.
Maintenance Installing the Battery Checking Electrolyte Level 7. Install the battery into the chassis (Fig. 38). 1. With the engine off, open the hood to see the battery. 8. Secure battery in chassis with hold down rods. 2. 9. Using the bolt and wing nut, connect the positive (red) cable to the positive (+) battery post (Fig. 37). Slide the rubber cover over the battery post. Open covers to see into the cells. The electrolyte must be up to the lower part of the tube (Fig. 39).
Maintenance Charging the Battery IMPORTANT: Always keep the battery fully charged (1.260 specific gravity). This is especially important to prevent battery damage when the temperature is below 32°F (0°C). 1. Remove the battery from the chassis; refer to Removing the Battery, page 35. 2. Check the electrolyte level; refer to Checking Electrolyte Level, page 36, steps 2–3. 3. Remove the filler caps from the battery and connect a 3 to 4 amp battery charger to the battery posts.
Maintenance Wiring Diagram 268 HYDRO HEADLIGHT HARNESS BK OR BK OR OR PK CRUISE SWITCH OPERATION BU BK T BU 2 8 SW3 (PTO SWITCH) 5 (CRUISE RELAY) K4 PTO CLUTCH PTO SWITCH IS SHOWN IN OFF POSITION 2 7 5 8 BU 1 5 (MOMENTARY) PK GYW BN BN 3 6 Y 2 PK 2 1 3 PK 4 T GY 5 AND 6 CONNECTED 7 SW7 CRUISE SWITCH 4 OFF NO CONNECTION ON 3 AND 2 CONNECTED MOMENTARY 3 AND 2 CONNECTED BU BU BK SW8 (CRUISE DISENGAGE SWITCH) SWITCH OPENS WHEN BRAKE IS DEPRESSED 1 CRUISE MAGNET BK
Maintenance SW4 (IGNITION SWITCH) 268 HYDRO WIRE COLOR CODES OFF-----------NO CONNECTION RUN/LIGHTS----------B I R L RUN---------------B I R START--------------B I R S L I 4 S 3 1 OR PK OR B 5 S R 2 BN R VIO R B I L IGNITION SWITCH TERMINAL LOCATIONS VEIWED FROM BACK.
Maintenance Cleaning and Storage 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the ignition and “key choice” keys. 2. Remove grass clippings, dirt, and grime from the external parts of the entire machine, especially the engine. Clean dirt and chaff from the outside of the engine’s cylinder head fins and blower housing. IMPORTANT: You can wash the machine with mild detergent and water. DO NOT PRESSURE WASH THE MACHINE.
Troubleshooting PROBLEM Starter does not crank Engine g will not start,, starts hard,, or f il to fails t keep k running. i Engine g loses power. p POSSIBLE CAUSES CORRECTIVE ACTION 1. Blade control (PTO) is ENGAGED. 1. Move blade control (PTO) to DISENGAGED. 2. Parking brake is not on. 2. Set parking brake. 3. Operator is not seated. 3. Sit on the seat. 4. Battery is dead. 4. Charge the battery. 5. Electrical connections are corroded or loose. 5.
Troubleshooting PROBLEM Engine g overheats. Abnormal vibration. Machine does not drive. 42 POSSIBLE CAUSES CORRECTIVE ACTION 1. Engine load is excessive. 1. Reduce ground speed. 2. Oil level in crankcase is low. 2. Add oil to crankcase. 3. Cooling fins and air passages under engine blower housing are plugged. 3. Remove obstruction from cooling fins and air passages. 1. Engine mounting bolts are loose. 1. Tighten engine mounting bolts. 2.
