Form No. 3410-565 Rev B Z Master® Professional 7000 Series Riding Mower With 52in TURBO FORCE® Rear Discharge Mower Model No. 74279TE—Serial No. 400000000 and Up Register at www.Toro.com.
This product complies with all relevant European directives; for details, please see the separate product specific Declaration of Conformity (DOC) sheet. This manual identifies potential hazards and has safety messages identified by the safety-alert symbol (Figure 2), which signals a hazard that may cause serious injury or death if you do not follow the recommended precautions.
Contents Lubricating the Caster-Wheel Hubs .................. 37 Engine Maintenance ........................................... 38 Engine Safety ................................................... 38 Servicing the Air Cleaner .................................. 38 Servicing the Engine Oil.................................... 39 Fuel System Maintenance ................................... 42 Servicing the Fuel Filter and Water Separator ......................................................
Safety This machine has been designed in accordance with EN ISO 5395:2013. 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 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. decal93-7818 93-7818 1. Warning—read the Operator's Manual for instructions on torquing the blade bolt/nut to 115 to 149 N∙m (85 to 110 ft-lb). decal107-2114 107-2114 decal93-8069 93-8069 1. Hot surface/burn hazard—stay a safe distance from the hot surface. decal98-4387 98-4387 1.
decal107-3968 107-3968 1. Disengage 3. Parking brake 2. Engage decal107-3969 107-3969 decal107-3961 107-3961 1. Warning—read the Operator's Manual. 1. Height of cut in millimeters 2. Crushing hazard, mower—engage the parking brake, stop the engine, and remove the ignition key before working under the mower. decal107-7719 107-7719 1. Cutting/dismemberment hazard, fan and entanglement hazard, belt—stay away from moving parts. 2.
decal108-5957 108-5957 decal112-3858 112-3858 1. Read the Operator's Manual. 2. Read the instructions before servicing or performing maintenance. 3. Remove the ignition key before adjusting the height of cut. 4. Height of cut settings. decal112-9028 112-9028 decal108-5981 1. Warning—stay away from moving parts; keep all guards in place. 108-5981 decal114-9600 114-9600 1. Read the Operator's Manual. decal110-3852 110-3852 1.
decal119-0398 119–0398 decal116-5610 116–5610 1. Hour meter 2. Power takeoff (PTO) 4. Neutral 5. Operator-presence switch 3. Parking brake 6. Battery decal121-7562 decal117-3848 121-7562 117-3848 1. Thrown object hazard—keep bystanders a safe distance away from the machine. 2. Thrown object hazard, mower-do not operate the machine without the deflector, discharge cover, or grass collection system in place. 1. Push to start 4. Variable-speed control 2.
decaloemmarkt Manufacturer's Mark decal131-4036 131-4036 1. Maximum draw bar pull 36 kg (80 lb). 1. Indicates the blade is identified as a part from the original machine manufacturer. 2. Read the Operator's Manual. decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery 6. Keep bystanders a safe distance away from the battery. 2. No fire, open flame, or smoking 7. Wear eye protection; explosive gases can cause blindness and other injuries. 3.
decal107-3963 107-3963 1. Cutting/dismemberment hazard, mower blade—do not carry passengers and keep bystanders away. 3. Thrown object hazard—keep bystanders a safe distance away from the machine and keep the deflector in place. 2. Cutting/dismemberment hazard of hand or foot, mower blade—remove the ignition key and read the instructions before servicing or performing maintenance; stay away from moving parts. 4.
decal110-0820 110-0820 1. Fast 5. Warning—read the Operator's Manual. 2. Slow 6. Poison and caustic liquid/chemical burn hazard—keep children a safe distance away from the battery. 3. Neutral 7. Explosion hazard—no fire, open flames, or smoking; avoid sparks. 4. Reverse 8. To unlock the traction drive, turn the bypass valve 1 complete revolution counterclockwise using a 16 mm (5/8 inch) wrench.
Product Overview g010363 Figure 5 1. Hour meter g020466 Figure 4 1. Z Stand© 6. Glow-plug light 2. Ignition switch 7. Engine-temperature light 3. Fuel-selector valve 4. Audible alarm 5. Glow-plug switch 8. Throttle control 9. PTO switch 6. Fuel cap (both sides) 2. Height-of-cut lever 7. Parking-brake lever 3. Motion-control lever 4. Seat belt 5. Roll bar 8. Mower deck 9. Caster wheel Hour Meter The hour meter records the number of hours the engine has operated.
Audible Alarm This machine has an audible alarm that alerts the user to turn off the engine. Otherwise, engine damage can occur from over heating; refer to Cooling System Maintenance (page 50). Fuel-Selector Valve The fuel-selector valve is located behind the seat. g009610 Figure 6 1. Safety-interlock symbols Close the fuel-selector valve when transporting or storing the machine. 3. Battery light 2. Hour meter Move the selector valve to the left or right position for operation.
Operation containers on the ground, away from your vehicle before filling. • Remove the equipment from the truck or trailer Note: Determine the left and right sides of the machine from the normal operating position. and refuel it while it is on the ground. If this is not possible, then refuel from a portable container rather than a fuel-dispenser nozzle. Before Operation • Do not operate the machine without the entire exhaust system in place and in proper working condition.
Biodiesel Ready This machine can also use a biodiesel blended fuel of up to B20 (20% biodiesel, 80% petrodiesel). The petrodiesel portion should be low or ultra low sulfur. Observe the following precautions: • The biodiesel portion of the fuel meet specification ASTM D6751 or EN14214. • The blended fuel composition should meet ASTM D975 or EN590. • Painted surfaces may be damaged by biodiesel blends. • Use B5 (biodiesel contend of 5%) or lesser blend in cold weather.
Important: Always use the seat belt with the roll bar in the raised position. WARNING There is no rollover protection when the roll bar is in the down position. • Lower the roll bar only when absolutely necessary. • Do not wear the seat belt when the roll bar is in the down position. • Drive slowly and carefully. • Raise the roll bar as soon as clearance permits. • Check carefully for overhead clearances (i.e., branches, doorways, electrical wires) before driving under any objects and do not contact them.
Using the Safety-Interlock System DANGER Operating the machine while the roll bar is down may lead to serious injury or death in the event of a rollover. WARNING Always keep the roll bar in the fully raised and locked position and use the seat belt. If safety-interlock switches are disconnected or damaged, the machine could operate unexpectedly causing personal injury. • Do not tamper with the interlock switches.
Unlatching the Seat Test the safety-interlock system before you use the machine each time. If the safety system does not operate as described below, have an Authorized Service Dealer repair the safety system immediately. 1. Sitting on the seat, engage the parking brake and move the blade-control switch (PTO) to the ON position. Try starting the engine; the engine should not start. 2. Sitting on the seat, engage the parking brake and move the blade-control switch (PTO) to the OFF position.
During Operation • Never leave a running machine unattended. • Before leaving the operating position (including to empty the catchers or to unclog the chute), do the following: During Operation Safety – Stop the machine on level ground. General Safety – Disengage the power take-off and lower the attachments. • The owner/operator can prevent and is responsible for accidents that may cause personal injury or property damage. – Engage the parking brake. – Shut off the engine and remove the key.
Operating the Parking Brake Operating the Mower Blade-Control Switch (PTO) Always engage the parking brake when you stop the machine or leave it unattended. The blade-control switch (PTO) starts and stops the mower blades and any powered attachments. Engaging the Parking Brake Engaging the Blade-Control Switch (PTO) WARNING Note: Engaging the blade-control switch (PTO) with the throttle position at half or less causes excessive wear to the drive belts.
Operating the Throttle Starting and Shutting Off the Engine You can move the throttle control between the FAST and SLOW positions (Figure 20). Starting the Engine in Normal Weather Always use the FAST position when turning on the mower deck with the blade-control switch (PTO). Important: Use starting cycles of no more than 30 seconds per minute to avoid overheating the starter motor.
Starting the Engine in Cold Weather (Below 23°F or -5°C) Shutting Off the Engine CAUTION Use the correct engine oil for the starting temperature; refer to Servicing the Engine Oil (page 39). Children or bystanders may be injured if they move or attempt to operate the tractor while it is unattended. Important: Use starting cycles of no more than 30 seconds per minute to avoid overheating the starter motor.
Using the Motion-Control Levers CAUTION Machine can spin very rapidly. Operator may lose control of machine and cause personal injury or damage to machine. • Use caution when making turns. • Slow the machine down before making sharp turns. g004532 Figure 25 1. Motion-control lever—NEUTRAL-LOCK position 4. Backward 2. Center, unlocked position 5. Front of machine 3. Forward Driving the Machine The drive wheels turn independently, powered by hydraulic motors on each axle.
Driving Forward Driving Backward Note: The engine stops when you move the traction-control with the parking brake engaged. To stop, pull the motion-control levers to the NEUTRAL position. 1. Disengage the parking brake; refer to Disengaging the Parking Brake (page 21). 2. Move the levers to the center, unlocked position. 3. To go forward, slowly push the motion-control levers forward (Figure 26). 1. Move the levers to the center, unlocked position. 2.
Adjusting the Height of Cut Adjusting the Anti-Scalp Rollers Adjust the height of cut from 38 to 127 mm (1-1/2 to 5 inches) in 6 mm (1/4 inch) increments by moving the clevis pin into different hole locations. 1. Whenever you change the height of cut, it is recommended to adjust the height of the anti-scalp rollers. Raise the height-of-cut lever to the TRANSPORT position (also the 127 mm (5 inches) cutting-height position) (Figure 28). 1.
to cut the lawn twice to ensure an acceptable quality of cut. Cutting a Third of the Grass Blade It is best to cut only about a third 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. Alternating the Mowing Direction Alternate the mowing direction to keep the grass standing straight. This also helps disperse clippings which enhances decomposition and fertilization. g000944 Figure 31 1. Anti-scalp roller 4.
After Operation shredding the grass blades. Tearing and shredding turns grass brown at the edges, which slows growth and increases the chance of disease. Check the mower blades after each use for sharpness, and for any wear or damage. 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.
Pushing the Machine by Hand Transporting 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. Important: Always push the machine by hand. Never tow the machine because hydraulic damage may occur. Pushing the Machine 1. 2.
WARNING Loading a machine onto a trailer or truck increases the possibility of tip-over and could cause serious injury or death. • Use extreme caution when operating a machine on a ramp. • Ensure that the roll bar is in the up position and use the seat belt when loading or unloading the machine. Ensure that the roll bar will clear the top of an enclosed trailer. • Use only a full-width ramp; do not use individual ramps for each side of the machine.
Using the Z StandTM 4. The Z Stand raises the front end of the machine to allow you to clean the mower and remove the blades. Swing the stand foot out front and slide it toward machine, into the bottom of slot (Figure 36 and Figure 37). WARNING The machine could fall onto someone and cause serious injury or death. • Use extreme caution when operating the machine on the Z Stand. • Use the Z Stand only for cleaning the mower and removing the blades. g001812 Figure 37 1. Z Stand (positioned in slot) 3.
Driving off the Z Stand 1. Remove the chocks or blocks. 2. Raise the latch to the unlocked position (Figure 38). g001813 Figure 38 1. Z Stand 3. Locked position 2. Latch 4. Unlocked position 3. Start the engine and place it at half throttle. Disengage the parking brake. 4. Slowly drive backward off the stand. 5. Return the stand to its rest position (Figure 36).
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 8 hours • Check the engine cooling system level. • Check the hydraulic fluid. After the first 25 hours • Change the hydraulic filter. After the first 50 hours • Replace the engine oil. • Change the engine-oil filter. After the first 100 hours • Check the wheel-hub slotted nut. • Change the gearbox oil. Before each use or daily • • • • • • Check the safety system.
CAUTION If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition before you perform any maintenance. Pre-Maintenance Procedures • To ensure optimum performance and continued safety certification of the machine, 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.
Lubrication Removing the Sheet-Metal Guard Lubricate the machine when shown on the Check Service Reference Aid decal (Figure 41). Grease more frequently when operating conditions are extremely dusty or sandy. Loosen the 2 front bolts and remove the sheet-metal guard to access the mower belts and spindles (Figure 40). After performing maintenance, install the sheet-metal guard and tighten the bolts. Grease Type: No. 2 lithium or molybdenum-base grease Greasing the Machine 1.
Adding Grease Greasing the Mower Deck and Belt Idlers Lubricate the grease fittings as shown on the Check Service Reference Aid decal (Figure 41). Service Interval: Every 25 hours—Grease the mower-deck push arms. Grease with No. 2 lithium or molybdenum grease. 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 2.
Note: Thread-locking adhesive has been applied to lock the spacer nuts to the axle. 6. Remove the axle (with the other spacer nut still assembled to it) from the wheel assembly. 7. Pry out seals and inspect bearings for wear or damage and replace if necessary. 8. Pack the bearings with a general-purpose grease. 9. Insert 1 bearing and 1 new seal into the wheel. Note: Replace the seals. 10.
Engine Maintenance WARNING Contact with hot surfaces may cause personal injury. Keep your hands, feet, face, clothing, and other body parts away the muffler and other hot surfaces. Engine Safety Shut off the engine before checking the oil or adding oil to the crankcase. Servicing the Air Cleaner Note: Check the filters more frequently if operating conditions are extremely dusty or sandy.
Preparing to Service the Engine Oil Important: The fasteners for the front engine panel are designed to remain on the machine after cover removal. Loosen all of the fasteners a few turns so that the panel is loose but still attached, then go back and loosen them until the panel comes free. This prevents you from accidentally stripping the bolts free of the retainers. Tilt the seat forward, loosen the bolts holding the front engine panel and remove it (Figure 48). g001048 Figure 46 1. Air-filter body 3.
g032601 g000955 Figure 50 1. Note the clearance left in the filler opening. Changing the Engine Oil Service Interval: After the first 50 hours Every 100 hours 1. Start the engine and let it run for 5 minutes. Note: This warms the oil so it drains better. g032641 Figure 49 4. Start the engine, run it at idle for 5 minutes, shut off the engine, wait for 3 minutes, and then check the engine-oil level. If needed, add oil up to the FULL mark on the dipstick.
Changing the Engine-Oil Filter Service Interval: After the first 50 hours Every 200 hours 1. Drain the oil from the engine; refer to Changing the Engine Oil (page 40). 2. Change the engine-oil filter (Figure 52). g032646 g032649 g032642 Figure 51 Note: Dispose of the used oil at a recycling center. 4. Add oil; refer to Checking the Engine-Oil Level (page 39). g032644 Figure 52 3. 41 Add oil; refer to Checking the Engine-Oil Level (page 39).
Changing the Fuel Filter Fuel System Maintenance Never install a dirty fuel filter if it is removed from the fuel line. Servicing the Fuel Filter and Water Separator Service Interval: Every 40 hours—Drain the water separator. Every 400 hours/Yearly (whichever comes first)—Replace the fuel filter (more often in dirty or dusty conditions). Draining the Water Separator 1. Position the machine on a level surface. 2.
Servicing the Fuel Tank Electrical System Maintenance Do not attempt to drain the fuel tank because fuel line components require special tools to install them. Ensure that an Authorized Service Dealer drains the fuel tank and services any components of the fuel system. 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.
Installing the Battery WARNING Note: Position the battery in the tray with the terminal posts opposite from the hydraulic tank. Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. • Always disconnect the negative (black) battery cable before disconnecting the positive (red) cable. • Always connect the positive (red) battery cable before connecting the negative (black) cable. 1.
Note: Do not run the machine with the battery disconnected, electrical damage may occur. g000960 Figure 57 1. Positive battery post 3. Red (+) charger lead 2. Negative battery post 4. Black (-) charger lead g012492 Figure 58 Servicing the Fuses The electrical system is protected by fuses. It requires no maintenance, however, if a fuse blows check component/circuit for malfunction or short. 1. Unlatch the engine hood and raise the engine hood to gain access to fuse holder (Figure 58). 2.
Drive System Maintenance Adjusting the Tracking The machine has a knob for adjusting the tracking located under the seat. Important: Adjust the handle neutral and hydraulic pump neutral before adjusting the tracking; refer to Adjusting the Control Handle Neutral Position (page 55) and Setting the Hydraulic Pump Neutral Position (page 59). 1. Push both control levers forward the same distance. 2. Check if the machine pulls to 1 side. If it does, shut off the machine and engage the parking brake. 3.
Checking the Wheel-Hub Slotted Nut Service Interval: After the first 100 hours—Check the wheel-hub slotted nut. Every 500 hours—Check the wheel-hub slotted nut. Torque the slottled nut to 286 to 352 N∙m (211 to 260 ft-lb). Note: Do not use anti-seize compound on the wheel hub. Adjusting the Caster-Pivot Bearing g001297 Figure 61 Service Interval: Every 500 hours/Yearly (whichever comes first) 1.
Adjusting the Electric Clutch Service Interval: Every 500 hours The clutch is adjustable to ensure proper engagement and proper braking. 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 2. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Unlatch the seat and tip it forward. 4. Loosen the front engine panel knobs and remove the panel. 5.
g007166 Figure 64 1. Clutch 2. 2 bolts and nuts for clutch strap 4. Clutch center bolt 5. Electrical connection 3. Rubber clutch strap 9. Insert a 0.381 to 0.533 mm (0.015 to 0.021 inch) feeler gauge through an inspection slot in the side of the assembly (Figure 65). Note: Make sure that it is between the armature and the rotor friction surfaces. 10. Tighten the locknuts until there is slight binding on the feeler gauge but it can be moved easily within the air gap (Figure 65). 11.
Cooling System Maintenance Note: Do not open the radiator cap. Doing this may induce air into the cooling system. Servicing the Cooling System DANGER Discharge of hot pressurized coolant or touching hot radiator and surrounding parts can cause severe burns. • Do not remove the radiator cap when the engine is hot. Always allow the engine to cool at least 15 minutes or until the radiator cap is cool enough to touch without burning your hand before removing the radiator cap. 1.
Cleaning the Hydraulic-Fluid Cooler and Radiator Screen Brake Maintenance Service Interval: Before each use or daily Adjusting the Parking Brake Before each use, check and clean the radiator screen and oil cooler. Remove any build-up of grass, dirt or other debris from the oil cooler and radiator screen with compressed air (Figure 67). Service Interval: Every 25 hours Every 200 hours 1. Engage the parking brake. 2. Measure the length of the spring (Figure 68).
Belt Maintenance Inspecting the Belts Service Interval: Every 100 hours Check belts for cracks, frayed edges, burn marks, or any other damage. Replace damaged belts. Replacing the Mower Belt Important: The fasteners on the covers of this machine are designed to remain on the cover after removal. Loosen all of the fasteners on each cover a few turns so that the cover is loose but still attached, then go back and loosen them until the cover comes free.
16. Tighten the bolt for the mower-deck curtain. Refer to Releasing the Mower-Deck Curtain (page 34). 17. Check the tension on the drive belts. Replacing the PTO-Drive Belt Service Interval: Every 50 hours—Check the PTO-drive belt. 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 2. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3.
g007177 Figure 73 1. Clutch 3. Spring 2. Pump drive belt 4. Spring-loaded idler pulley Replacing and Tensioning the Alternator Belt g000968 Figure 74 1. Alternator Service Interval: Every 50 hours Replacing the Alternator Belt If the alternator belt needs to be replaced, take your machine to an Authorized Service Dealer. Tensioning the Alternator Belt 1. Place a handle between the alternator and cylinder block. 2.
Controls System Maintenance 9. Adjusting the Control Handle Neutral Position Apply slight rearward pressure on the motion-control lever, turn the head of the adjustment bolt in the appropriate direction until the control lever is centered in the NEUTRAL-LOCK position (Figure 76). Note: Keeping rearward pressure on the lever keeps the pin at the end of the slot and allow the adjustment bolt to move the lever to the appropriate position.
Hydraulic System Maintenance Hydraulic System Safety 5. Remove the cap from the filler neck and look inside to check if there is fluid in the reservoir (Figure 77). 6. If there is no fluid, add fluid to the reservoir until it reaches the cold level of the baffle. 7. Run the machine at low idle for 15 minutes to allow any air to purge out of the system and warm the fluid; refer to Starting and Shutting Off the Engine (page 22).
Replacing the Hydraulic Filter and Fluid WARNING Hydraulic fluid escaping under pressure can penetrate skin and cause injury. Service Interval: After the first 25 hours • If hydraulic fluid is injected into the skin it must be surgically removed within a few hours by a doctor familiar with this type of injury. Gangrene may result if this is not done. Every 250 hours—Change the hydraulic filter and hydraulic fluid when using Mobil® 1 fluid.
g001313 g001043 Figure 79 1. Right hydraulic line Figure 80 3. Hydraulic tank 1. Hydraulic filter 2. Hydraulic filter 7. Apply a thin coat to the rubber gasket on the replacement filter (Figure 80). 8. Install the replacement hydraulic filter onto the filter adapter. Bleeding the Hydraulic System The traction system is self bleeding, however, it may be necessary to bleed the system if fluid is changed or after work is performed on the system. Note: Do not tighten. 9. 3. Adapter 2.
WARNING Hydraulic fluid escaping under pressure can penetrate skin and cause injury. • If hydraulic fluid is injected into the skin it must be surgically removed within a few hours by a doctor familiar with this type of injury. Gangrene may result if this is not done. • Keep body and hands away from pin hole leaks or nozzles that eject high-pressure hydraulic fluid. 1. Raise the frame and block up the machine so that the drive wheels can rotate freely. 2.
Setting the Left Hydraulic Pump Neutral Position 1. Loosen the locknuts at the ball joints on the pump control rod (Figure 82). 2. Start the engine, open the throttle 1/2 way and disengage parking brake; refer to Starting and Shutting Off the Engine (page 22). Note: The motion-control lever must be in neutral while making any adjustments. Note: The front nut on the pump rod has left-hand threads. 3.
Mower Deck Maintenance WARNING The electrical system does not perform proper safety shut off with the jumper wire installed. Leveling the Mower • Remove the jumper wire from the wire harness connector and plug the connector into the seat switch when you complete the adjustment. Setting Up the Machine • Never operate the machine with the jumper installed and the seat switch bypassed. 1. Position mower on a flat surface. 2.
Leveling the Mower Side-to-Side 1. Position the right blade side-to-side (Figure 83). g001040 Figure 84 g006888 Figure 83 1. Measure here from blade to hard surface 1. Rear chain 5. Adjustment bolt 2. Rear-support arm 6. Front swivel 3. Bolt 7. Front-support arm 4. Jam nut 2. Measure at B and C 8. 2. Measure the right blade at the B location, from a level surface to the cutting edge of the blade tip (Figure 83). 3. Record this measurement.
Adjusting the Compression Spring 1. Raise the mower lift lever to the transport position. 2. Check the distance between the 2 large washers, it needs to be 28.2 cm (11-1/8 inches) for 52 inch mower decks, 26.7 cm (10-1/2 inches) for 60 inch mower decks, or 29.2 cm (11-1/2 inches) for 72 inch mower decks (Figure 86). g001041 Figure 85 1. Measure here from blade to hard surface 2. Measure at A and B 2.
Servicing the Cutting Blades Maintain sharp blades throughout the cutting season because sharp blades cut cleanly without tearing or shredding the grass blades. Tearing and shredding turns grass brown at the edges, which slows growth and increases the chance of disease. g006530 Check the cutter blades daily for sharpness, and for any wear or damage. 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.
Sharpening the Blades Note: If this dimension exceeds 3 mm (1/8 inch), the blade is bent and must be replaced. 1. WARNING Use a file to sharpen the cutting edge at both ends of the blade (Figure 90). Note: Maintain the original angle. A blade that is bent or damaged could break apart and could seriously injure or kill you or bystanders. Note: The blade retains its balance if the same amount of material is removed from both cutting edges. • Always replace a bent or damaged blade with a new blade.
Installing the Blades 1. Cleaning Install the blade onto the spindle shaft (Figure 92). Cleaning under the Mower Important: The curved part of the blade must be pointing upward toward the inside of the mower to ensure proper cutting. 2. Service Interval: Before each use or daily Remove the grass buildup under the mower daily. Install the spring disk and blade bolt (Figure 92). 1.
Storage Important: Do not store stabilizer/conditioned fuel over 90 days. Cleaning and Storage 1. 2. Disengage the blade-control switch (PTO), engage the parking brake, turn the ignition key to the OFF position, and remove the key. Remove grass clippings, dirt, and grime from the external parts of the entire machine, especially the engine and hydraulic system. Clean dirt and chaff from the outside of the engine cylinder head fins and blower housing.
Troubleshooting Problem The starter does not crank. The engine does not start, starts hard, or fails to keep running Possible Cause 1. The blade-control switch (PTO) is engaged. 1. Move the blade-control switch (PTO) to disengaged. 2. The parking brake is not engaged. 3. The drive levers are not in the NEUTRAL-LOCK position. 4. The operator is not seated. 5. The battery is dead. 6. The electrical connections are corroded or loose. 7. The fuse is blown. 8. The relay or switch is broken. 2.
Problem There is abnormal vibration. Mowing is resulting in uneven cutting height. Possible Cause 1. The cutting blade(s) is/are bent or unbalanced. 1. Install new cutting blade(s). 2. The blade mounting bolt is loose. 3. The engine mounting bolts are loose. 4. The engine pulley, idler pulley, or blade pulley is loose. 5. The engine pulley is damaged. 6. The blade spindle is bent. 7. The motor mount is loose or worn. 2. Tighten the blade mounting bolt. 3. Tighten the engine mounting bolts. 4.
Schematics g012068 Wire Diagram (Rev.
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The Toro Warranty Landscape Contractor Equipment (LCE) Items and Conditions Not Covered Conditions and Products Covered 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. There is no other express warranty except for special emission system coverage and engine warranty coverage on some products.
