Form No. 3414-610 Rev C Z Master® Professional 6000 Series Riding Mower with 60in or 72in TURBO FORCE® Side Discharge Mower Model No. 75967—Serial No. 400000000 and Up Model No. 75968—Serial No. 400000000 and Up Register at www.Toro.com.
WARNING CALIFORNIA Proposition 65 Warning The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Contents Lubricating the Caster-Wheel Hubs .................. 39 Engine Maintenance ........................................... 40 Engine Safety ................................................... 40 Servicing the Air Cleaner .................................. 40 Servicing the Engine Oil.................................... 42 Servicing the Spark Plug................................... 44 Checking the Spark Arrester ............................. 46 Fuel System Maintenance ...................................
Safety Troubleshooting ...................................................... 73 Schematics ............................................................. 75 This machine has been designed in accordance with ANSI B71.4-2012. 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.
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. decal58-6520 58-6520 decal106-2655 1. Grease 106-2655 1. Warning—do not touch or approach moving belts; remove the ignition key and read the instructions before servicing or performing maintenance. decal93-7818 93-7818 1.
decal110-2068 110-2068 1. Read the Operator's Manual. decal112-9028 112-9028 1. Warning—stay away from moving parts; keep all guards in place. decal107-3069 107-3069 1. Warning—there is no rollover protection when the roll bar is down. 2. To avoid injury or death from a rollover accident, keep the roll bar in the fully raised and locked position and wear the seat belt. Lower the roll bar only when absolutely necessary; do not wear the seat belt when the roll bar is down. 3.
decal116-1716 116-1716 1. Fuel 2. Empty 6. Hour meter 7. PTO 3. Half 8. Parking brake 4. Full 5. Battery 9. Neutral 10. Operator-presence switch decal136-5508 136-5508 For 60-inch Decks Only 1. Belt routing decal116-4858 116-4858 decal116-5988 116-5988 1. Parking brake—engaged decal115-7445 115-7445 For 72-inch Decks Only 2. Parking brake—disengaged 1. Grease pulleys and spindles 2. Maintenance interval—50 hours decal116-8726 116-8726 1.
decal117-3864 117-3864 1. Read the Operator’s Manual. 2. Fill to bottom of filler neck; warning—do not overfill the tank. decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery decal117-0346 117-0346 1. Fuel leak hazard—read the Operator's Manual; do not attempt to remove the roll bar; do not weld, drill, or modify the roll bar in any way. 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 2. No fire, open flame, or smoking. 7.
decal120-5897 120-5897 1. Choke control 2. Fast 4. Slow 5. Power takeoff (PTO), Blade-control switch decal126-4398 3. Continuous-variable setting 126-4398 1. Read the Operator’s Manual 2. Lock 3. Unlock decal126-2055 126-2055 1. Wheel lug nut torque 129 N∙m (95 ft-lb) (4x) 2. Wheel hub nut torque 319 N∙m (235 ft-lb) 3. Read and understand the Operator’s manual before performing any maintenance, check torque after first 100 hours then every 500 hours thereafter. decal127-0326 127-0326 1.
decal125-9383 125-9383 1. Check hydraulic fluid every 50 operating hours. 3. Check the tire pressure every 50 operating hours. 2. Read the Operator’s Manual for information on lubricating the machine. 4. Read the Operator’s Manual before servicing or performing maintenance. decal132-5063 132-5063 1. Cam lock 2.
decal132-0871 132-0871 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in those conditions on that day and at that site.
Hour Meter Product Overview The hour meter records the number of hours the engine has operated. It operates when the engine is running. Use these times for scheduling regular maintenance (Figure 6). Fuel Gauge The fuel gauge is located with the hour meter, and the bars light up when the ignition switch is in the ON position (Figure 6). The indicator light appears when the fuel level is low (approximately 1 gallon remaining in the fuel tank).
Choke Control Specifications Use the choke to start a cold engine. Pull the choke control up to engage it. Push the choke control down to disengage it (Figure 5). Note: Specifications and design are subject to change without notice. Width Blade-Control Switch (Power Takeoff) The blade-control switch (PTO) engages and disengages power to the mower blades (Figure 5).
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 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. machine from the normal operating position. Before Operation • Do not operate the machine without the entire exhaust system in place and in proper working condition.
Using Stabilizer/Conditioner Use a fuel stabilizer/conditioner in the machine to provide the following benefits: • Keeps fuel fresh during storage of 90 days or less (drain the fuel tank when storing the machine for more than 90 days) • Cleans the engine while it runs • Eliminates gum-like varnish buildup in the fuel system, which causes hard starting Important: Do not use fuel additives containing methanol or ethanol. Add the correct amount of fuel stabilizer/conditioner to the fuel.
Checking the Engine-Oil Level 2. Pull both knobs out and rotate them 90 degrees so they are not engaged (Figure 8). 3. Lower the roll bar to the down position (Figure 8). 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 42). Breaking in a New Machine New engines take time to develop full power. Mower decks and drive systems have higher friction when they are new, placing additional load on the engine.
Think Safety First Please read all safety instructions and symbols in the safety section. Knowing this information could help you or bystanders avoid injury. DANGER Operating the machine on wet grass or steep slopes can cause sliding and loss of control. • Do not operate on slopes greater than 15 degrees. • Reduce speed and use extreme caution on slopes. g000513 • Do not operate the machine near water. Figure 9 1. Safe Zone—use the machine here on slopes less than 15 degrees or flat areas. 2.
• Use care when approaching blind corners, shrubs, 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. • Wear hearing protection when operating this machine. • • Use protective equipment for your eyes, ears, hands, feet, and head. • • g009027 Figure 10 1. Wear eye protection. • 2. Wear hearing protection.
Disengaging the Parking Brake Slope Safety • Slow down the machine and use extra care on hillsides. Travel up and down on hillsides. Turf conditions can affect the stability of the machine. • Avoid turning the machine on slopes. If you must turn the machine, turn it slowly and gradually downhill, if possible. • Do not turn the machine sharply. Use care when reversing the machine. • Use extra care while operating the machine with attachments; they can affect the stability of the machine.
Operating the Throttle Operating the Ignition Switch You can move the throttle control between the FAST and SLOW positions (Figure 15). 1. Always use the FAST position when turning on the mower deck with the blade-control switch (PTO). Turn the ignition key to the START position (Figure 17). Note: When the engines starts, release the key. Important: Do not engage starter for more than 5 seconds at a time. If the engine fails to start allow a 15 second cool-down period between attempts.
Starting the Engine 1. Raise the roll bar up and lock it into place, sit on the seat, and fasten the seat belt. 2. Move the motion controls to the NEUTRAL-LOCK position. 3. Engage the parking brake; refer to Engaging the Parking Brake (page 20). 4. Move the blade-control switch (PTO) to the OFF position (Figure 18). 5. g008947 Figure 19 Move the throttle lever midway between the SLOW and FAST positions. g032328 Figure 18 6. Turn the ignition key to the START position (Figure 19).
Using the Safety-Interlock System Shutting Off the Engine CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. CAUTION If the safety-interlock switches are disconnected or damaged, the machine could operate unexpectedly, causing personal injury. Always remove the ignition key and engage the parking brake when leaving the machine unattended, even if just for a few minutes. • Do not tamper with the interlock switches.
Testing the Safety-Interlock System Using the Motion-Control Levers Service Interval: Before each use or daily 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. Sit 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 crank. 2.
Driving the Machine Driving Forward The drive wheels turn independently, powered by hydraulic motors on each axle. You can turn 1 side in reverse while you turn the other forward, causing the machine to spin rather than turn. This greatly improves the machine maneuverability but may require sometime for you to adapt to how it moves. Note: The engine shuts off when you move the traction-control with the parking brake engaged. To stop the machine, pull the motion-control levers to the NEUTRAL position.
Driving Backward Stopping the Machine 1. Move the levers to the center, unlocked position. Note: Let the engine idle at slow throttle (turtle) for 2. To go backward, slowly pull the motion-control levers rearward (Figure 24). 60 seconds before turning the ignition switch to the OFF position. To stop the machine, move the traction-control levers to neutral, and then move them to the locked position, disengage the blade-control switch (PTO), and turn the key to the OFF position.
Adjusting the Height of Cut Adjusting the Height-of-Cut Pin Using the Transport Lock The height-of-cut is adjusted from 25 to 140 mm (1 to 5-1/2 inches) in 6 mm (1/4 inch) increments by relocating the clevis pin into different hole locations. The transport lock has 2 positions, and is used with the deck-lift pedal. There is a LOCK position and a UNLOCK position for the transport position (Figure 25). 1. Move the transport lock to the lock position. 2.
2. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Adjust the anti-scalp rollers as shown in Figure 27, Figure 28, and Figure 29. g000944 Figure 29 1. Anti-scalp roller 4. Flange nut 2. Spacer 5. Bolt 3. Bushing g000942 Figure 27 1. Anti-scalp roller 4. Flange nut 2. Spacer 5. Bolt 3. Bushing g000943 Figure 28 1. Anti-scalp roller 3. Flange nut 2. Bushing 4.
Adjusting the Flow Baffle Cam Locks Positioning the Flow Baffle The following figures are only recommendations for use. Adjustments vary by grass type, moisture content, and the height of the grass. This procedure is applicable only to machines with the flow-baffle locks. Certain models have nuts and bolts in place of the flow-baffle locks and can be adjusted the same. Note: If the engine power draws down and the mower ground speed is the same, open up the baffle.
Position C Unlatching the Seat This is the full open position. The suggested use for this position is as follows: • Tall, dense grass mowing conditions • Wet conditions • Lowers the engine-power consumption • Allows increased ground speed in heavy conditions g204507 Figure 35 g005834 Figure 33 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.
Adjusting the MyRide™ Suspension System Adjust the rear-shock assemblies (Figure 37). The MyRide™ suspension system adjusts to provide a smooth and comfortable ride. You can adjust the rear 2-shock assemblies to quickly and easily change the suspension system. Position the suspension system where you are most comfortable. g030024 Adjusting the Rear-Shock Assemblies The slots for the rear-shock assemblies have detent positions for reference.
Operating Tips drop onto your lawn. To avoid this, move onto a previously cut area with the blades engaged or you can disengage the mower deck while moving forward. Using the Fast Throttle Setting 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.
Using the Fuel-Shutoff Valve The drive-wheel-release valves are located in the back of each hydraulic-drive unit, under the seat. Note: Make sure that the release valves are in the fully horizontal position when operating the machine or severe damage to the hydraulic system can occur. The fuel-shutoff valve is located under the seat. Move the seat forward to access it. Close the fuel-shutoff valve for transport, maintenance, and storage.
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.
Loading the Machine Use extreme caution when loading or unloading machines onto a trailer or a truck. Use a full-width ramp that is wider than the machine for this procedure. Back up the ramp and drive forward down the ramp (Figure 41). g028043 Figure 41 1. Back the machine up the ramp. 2. Drive the machine forward down the ramp. Important: Do not use narrow individual ramps for each side of the machine.
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 8 hours • Change the engine oil. After the first 100 hours • Check the wheel lug-nut torque. • Check the wheel-hub slotted-nut torque. • Check the parking brake adjustment. After the first 250 hours • Change the hydraulic filters and hydraulic fluid when using any type of fluid. Before each use or daily • • • • • • • • Check the safety system. Check the engine-oil level.
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 Important: Make sure that the cutting unit spindles are full of grease weekly. Grease more frequently when operating conditions are extremely dusty or sandy. 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. Grease Type: 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.
g027339 Figure 46 g009030 Figure 45 7. Grease the caster-wheel bearings (Figure 46). Lubricating the Caster-Wheel Hubs Greasing the Caster-Wheel Bearings Service Interval: Yearly Service Interval: Yearly—Grease the front caster pivots (more often in dirty or dusty conditions). 1. Shut off the engine, wait for all moving parts to stop, remove the key, and engage the parking brake. Yearly—Repack the front caster-wheel bearings (more often in dirty or dusty conditions). 1.
8. Pack the bearings with a general-purpose grease. 9. Insert 1 bearing and 1 new seal into the wheel. Engine Maintenance WARNING Note: Replace the seals. 10. Contact with hot surfaces may cause personal injury. If the axle assembly is missing both spacer nuts, apply a thread-locking adhesive to 1 spacer nut and thread it onto the axle with the wrench flats facing outward. Keep your hands, feet, face, clothing and other body parts away the muffler and other hot surfaces.
4. Clean the inside of the air-cleaner cover with compressed air. Installing the Filters 5. Gently slide the primary filter out of the air-cleaner body (Figure 48). Avoid knocking the filter into the side of the body. operate the engine with both air filters and the cover installed. 6. Remove the safety filter only if you intend to replace it. Important: To prevent engine damage, always 1. Note: Do not use a damaged filter. Important: Do not attempt to clean the safety filter.
Servicing the Engine Oil Oil Type: Detergent oil (API service SG, SH, SJ, or higher) Oil Capacity: with a filter change, 1.9 L (64 fl oz); with no filter change, 1.7 L (57 fl oz) g029644 Viscosity: See the table below. g037096 Figure 49 Note: Using multi-grade oils (5W-20, 10W-30, or 10W-40) will increase oil consumption. Check the oil level more frequently when using them. Checking the Engine-Oil Level Service Interval: Before each use or daily Note: Check the oil when the engine is cold.
Changing the Engine Oil 5. Service Interval: After the first 8 hours Every 100 hours (more often in dirty or dusty conditions). Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the additional oil to bring it to the Full mark (Figure 52). Note: Dispose of the used oil at a recycling center. 1. Start the engine and let it run for 5 minutes. Note: This warms the oil so that it drains better. 2. 3. 4.
Servicing the Spark Plug Service Interval: Every 100 hours Make sure the air gap between the center and side electrodes is correct before installing the spark plug. Use a spark plug wrench for removing and installing the spark plug(s) and a gapping tool/feeler gauge to check and adjust the air gap. Install a new spark plug(s) if necessary. g029644 Type : NGK® BPR5ES or equivalent Air Gap: 0.75 mm (0.03 inch) Removing the Spark Plug 1.
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. A black coating on the insulator usually means the air cleaner is dirty. g029645 Set the gap to 0.75 mm (0.03 inch). g027479 Figure 56 Installing the Spark Plug Tighten the spark plug(s) to 22 N∙m (16 ft-lb). g009919 Figure 54 1.
Checking the Spark Arrester Fuel System Maintenance For a Model with a Spark Arrester Replacing the Fuel Filter Service Interval: Every 50 hours Service Interval: Every 500 hours/Yearly (whichever comes first) (more often in dirty or dusty conditions). WARNING Hot exhaust system components may ignite fuel vapors even you shut off the engine. Hot particles exhausted during engine operation may ignite flammable materials. Fire may result in personal injury or property damage.
Servicing the Fuel Tank Electrical System Maintenance Do not attempt to drain the fuel tank. 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. • Charge the battery in an open, well-ventilated area, away from sparks and flames.
Removing the Battery WARNING Battery terminals or metal tools could short against metal machine components causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. g029644 • When removing or installing the battery, do not allow the battery terminals to touch any metal parts of the machine. • Do not allow metal tools to short between the battery terminals and metal parts of the machine.
Installing the Battery Note: Position the battery in the tray with the terminal posts opposite from the hydraulic tank (Figure 59). g000960 Figure 61 g032526 1. Positive battery post 3. Red (+) charger lead 2. Negative battery post 4. Black (-) charger lead Servicing the Fuses Figure 60 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. Charging the Battery 1.
Drive System Maintenance Checking the Seat Belt Service Interval: Before each use or daily Visually inspect seat belt for wear, cuts, and proper operation of retractor and buckle. Replace before operating if damaged. Checking the Rollover Protection System (ROPS) Knobs Service Interval: Before each use or daily WARNING To avoid injury or death from rollover: keep the roll bar in the fully raised locked position and use the seat belt. Ensure that the seat is secured to the machine.
7. If it tracks to the left, loosen the bolts and adjust the right stop plate rearward on the right T-slot until the machine tracks straight (Figure 64). Checking the Wheel Lug Nuts 8. Tighten the stop plate (Figure 64). Check and torque the wheel lug nuts to 122 to 129 N∙m (90 to 95 ft-lb). Checking the Wheel-Hub Slotted Nut Service Interval: After the first 100 hours Every 500 hours Check and ensure that the torque of the slotted nut is 286 to 352 N∙m (211 to 260 ft-lb).
Removing the Clutch Shim Important: Make sure that the spring washers are installed correctly as shown in Figure 67. 5. 1. Shut off the engine, wait for all moving parts to stop, remove the key, engage the parking brake, and allow the machine to cool completely. 2. Using an air compressor, blow out any debris from under the brake pole and around the brake spacers (Figure 69). Install the dust cap (Figure 67). g010868 Figure 69 g001297 Figure 67 1. Spring washers 3. 3.
B. Using needle-nose pliers, or by hand, hold the tab and remove the shim (Figure 71). Note: Do not discard the shim until the clutch function properly. g010873 Figure 73 1. Feeler gauge • If the gap is less than 0.25 mm (0.01 g010871 Figure 71 inch), then install the shim; refer to Troubleshooting (page 73). 1. Shim • If the gap is sufficient, proceed to the C. safety check in step F. Using a pneumatic line, blow out any debris from under the brake pole and around the brake spacers. D.
Cleaning the Engine-Cooling Fins and Shrouds Cooling System Maintenance Cleaning the Engine Screen and Engine-Oil Cooler Service Interval: Every 100 hours/Yearly (whichever comes first) 1. Disengage the blade-control switch (PTO) 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. Remove the air-intake screen, the recoil starter, and the fan housing (Figure 75). 4.
Brake Maintenance Checking and Cleaning the Hydraulic-Unit Shrouds Adjusting the Parking Brake Service Interval: Before each use or daily 1. Disengage the blade-control switch (PTO) 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. Move the seat forward. 4. Clean the debris and grass from the hydraulic-unit shrouds (Figure 76). 5.
g026961 Figure 77 Left Side Shown 1. L-bracket 4. Rear linkage assembly 2. Linkage stop 5. Caliper 3. Gap 6. Wheel hub 9. Disengage the parking brake, the lever should be in the down position. 10. Turn the wheel hub by hand in both directions relative to the caliper; the wheel hub should move freely between the caliper. 11. If a gap is needed or the wheel hub does not move freely: A. Disengage the parking brake. B.
Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours Replace the belt if it is worn. The signs of a worn belt include squealing while the belt is rotating; the blades slipping while cutting grass; and frayed edges, burn marks, and cracks on the belt. Replacing the Mower Belt 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 2.
g027730 Figure 80 g009039 1. Position the belt cover 3. Ensure that the tab is under the metal catch Figure 81 2. Slide the belt cover under the side catches 1. Idler pulley 5. Left hydraulic-pump pulley 2. Clutch pulley 6. Square hole in the idler arm 7. Idler spring 3. Pump-drive belt 4. Right hydraulic-pump pulley Replacing the Hydraulic Pump-Drive Belt 5. Use a ratchet in the square hole in the idler arm to remove the idler spring (Figure 81). 6.
Controls System Maintenance Adjusting the Control-Handle Position There are 2 height positions for the control levers—high and low. Remove the bolts to adjust the height for the operator. 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.
4. Remove the electrical connection from the seat safety switch, located under the bottom cushion of the seat. the lever, allow the reverse-indicator springs to bring the levers back to neutral. Note: The switch is a part of the seat assembly. creep in reverse. Note: The wheels must stop turning or slightly 5. Temporarily install a jumper wire across the terminals in the connector of the main wire harness. 11.
Adjusting the Motion Control Neutral-Lock Pivot Hydraulic System Maintenance You can adjust the flanged nut to obtain a more desired motion-control lever resistance when moving it to the NEUTRAL-LOCK position (Figure 86). Hydraulic System Safety 1. Loosen the jam nut. 2. Tighten or loosen the flanged nut to the desired feel. • Ensure that all hydraulic-fluid hoses and lines are in good condition and all hydraulic connections and fittings are tight before applying pressure to the hydraulic system.
8. Wipe the dipstick off and thread the dipstick into the reservoir. 9. Remove the dipstick and look at the end (Figure 87). 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. Important: Do not overfill the hydraulic units with oil as damage may occur.
g008970 1. Jack stands Remove both the mower belt and the pump-drive belt; refer to Replacing the Mower Belt (page 57) and Replacing the Hydraulic Pump-Drive Belt (page 58). Note: This prevents oil from getting on the belts. 5. Place a drain pan under the filter, remove the old filter, and wipe the surface clean (Figure 89). g008968 Figure 89 Bottom view of the machine 1. Filter locations 6. Install the replacement hydraulic filter. 8. Install the pump-drive belt and the mower belt. 9.
Mower Deck Maintenance Leveling the Mower Deck Setting Up the Machine Note: Ensure that the mower deck is level before matching the height of cut (HOC). 1. Position the mower on a flat surface. 2. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. g008965 Figure 90 3. Transport lock Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 1. Deck-lift pedal 4.
Note: To increase the height, turn the adjustment nut clockwise; to decrease, turn it counterclockwise. Note: If the front deck links do not have enough adjustment to achieve accurate cut height, you can use the single-point adjustment to gain more adjustment. g009176 Figure 93 1. Bolts at the bottom of the height-of-cut plate 12. Note: Loosen or tighten the single-point g027344 Figure 92 1. Adjustment nut 3. Rear deck adjustment 2. Jam nut 4. Front deck adjustment 11.
Servicing the Cutting Blades Note: In most conditions, the back blade tip should be adjusted 6.4 mm (1/4 inch) higher than the front. 14. Torque the 2 bolts to 37 to 45 N∙m (27 to 33 ft-lb). 15. On both sides of the deck, measure from the level surface to the back tip of the blade (postion B) as shown in Figure 91. To ensure a superior quality of cut, keep the blades sharp. For convenient sharpening and replacement, you may want to keep extra blades on hand.
Inspecting the Blades Service Interval: Before each use or daily 1. Inspect the cutting edges (Figure 95). 2. If the edges are not sharp or have nicks, remove and sharpen the blade; refer to Sharpening the Blades (page 68). 3. Inspect the blades, especially in the curved area. 4. If you notice any cracks, wear, or a slot forming in this area, immediately install a new blade (Figure 95). g000975 Figure 96 1. Measure here from blade to hard surface g006530 Figure 95 1. Cutting edge 3.
Removing the Blades Note: If the blade stays in a horizontal position, the blade is balanced and can be used. Blades must be replaced if a solid object is hit, if the blade is out of balance, or if the blade is bent. To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in nonconformance with safety standards. 1. 2.
Removing the Mower Deck Before servicing or removing the mower deck, lock out the spring-loaded deck arms. WARNING Deck-lift-arm assemblies have stored energy. Removing the deck without releasing the stored energy can cause serious injury or death. Do not attempt to disassemble the deck from the front frame without locking out the stored energy. 1. Shut off the engine, wait for all moving parts to stop, remove the key, and engage the parking brake. 2.
Replacing the Grass Deflector WARNING 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. Do not operate the lawn mower unless you install a cover plate, a mulch plate, grass deflector or bagger. 1. Remove the locknut, the bolt, the spring, and the spacer holding the deflector to the pivot brackets (Figure 103). 2. Remove the damaged or worn grass deflector (Figure 103).
Cleaning Cleaning under the Mower Service Interval: Before each use or daily 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. Raise the mower to the transport position. Cleaning the Suspension System Note: Do not clean the shock assemblies with pressurized water (Figure 104).
Storage Note: A fuel stabilizer/conditioner is most effective when mixed with fresh fuel and used at all times. Cleaning and Storing the Machine 1. Disengage the blade-control switch (PTO), engage the parking brake, turn the ignition key to the OFF position, and remove the key. 2. Remove grass clippings, dirt, and grime from the external parts of the entire machine (especially the engine and hydraulic system).
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 the disengaged position. 2. The parking brake is disengaged. 3. The motion-control 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.
Problem The machine does not drive. The machine vibrates abnormally. The machine produces an uneven cutting height. Possible Cause 1. The bypass valves are not closed tight. 1. Tighten the bypass valves. 2. The pump belt is worn, loose, or broken. 3. The pump belt is off a pulley. 4. The idler spring is broken or missing. 5. The hydraulic-fluid level is low or too hot. 2. Change the belt. 1. Install new cutting blade(s). 2. The blade mounting bolt is loose. 3. The engine mounting bolts are loose. 4.
Schematics g009180 Electrical Schematic (Rev.
The Toro Warranty Landscape Contractor Equipment (LCE) A Limited Warranty (see warranty periods below) Riding Product 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.
