Form No. 3413-627 Rev C Z Master® Professional 6000 Series Riding Mower with 60in or 72in TURBO FORCE® Side Discharge Mower Model No. 74960—Serial No. 400000000 and Up Model No. 74961—Serial No. 400000000 and Up Register at www.Toro.com.
This spark ignition system complies with Canadian ICES-002 It is a violation of California Public Resource Code Section 4442 or 4443 to use or operate the engine on any forest-covered, brush-covered, or grass-covered land unless the engine is equipped with a spark arrester, as defined in Section 4442, maintained in effective working order or the engine is constructed, equipped, and maintained for the prevention of fire. Please refer to the engine manufacturer’s information included with the machine.
Contents Checking the Spark Arrester ............................. 46 Fuel System Maintenance ................................... 46 Replacing the Fuel Filter ................................... 46 Servicing the Fuel Tank..................................... 47 Electrical System Maintenance ........................... 47 Electrical System Safety ................................... 47 Servicing the Battery......................................... 47 Servicing the Fuses ......................................
Safety 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. • 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. 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. Read the Operator’s Manual for recommended hydro oil.
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 oil 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.
decal132-0871 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.
Using the Rollover-Protection System (ROPS) 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. 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.
DANGER CAUTION 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. 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. • Reduce speed and use extreme caution on slopes. Wear hearing protection when operating this machine. • Do not operate the machine near water.
• Keep the roll bar in safe operating condition by • Use care when approaching blind corners, shrubs, thoroughly inspecting it periodically for damage and keeping all the mounting fasteners tight. trees, or other objects that may obscure your vision. • Replace a damaged roll bar. Do not repair or alter • Do not mow near drop-offs, ditches, or it. embankments. The machine could suddenly roll over if a wheel goes over the edge or if the edge gives way.
Disengaging the Parking Brake Operating the Mower Blade-Control Switch (PTO) The blade-control switch (PTO) starts and stops the mower blades and any powered attachments. Engaging the Blade-Control Switch (PTO) Note: Engaging the blade-control switch (PTO) with the throttle position at half or less causes excessive wear to the drive belts.
Disengaging the Blade-Control Switch (PTO) Operating the Throttle You can move the throttle control between the FAST and SLOW positions (Figure 15). Always use the FAST position when turning on the mower deck with the blade-control switch (PTO). g009174 Figure 14 g008946 Figure 15 Operating the Choke Use the choke to start a cold engine. 21 1. If the engine is cold, use the choke to start the engine. 2. Pull up on the choke control to engage the choke before using the ignition switch (Figure 16).
Operating the Ignition Switch 1. 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. Failure to follow these instructions can burn out the starter motor. Note: You may need to make more than 1 attempt to start the engine the first time after adding fuel to a completely empty fuel system.
Starting and Shutting Off the Engine Note: Additional starting cycles may be required when starting the engine for the first time after the fuel system has been without fuel completely. Starting the Engine 1. 2. 3. 4. 5. Raise the roll bar up and lock it into place, sit on the seat, and fasten the seat belt. Move the motion controls to the NEUTRAL-LOCK position. Engage the parking brake; refer to Engaging the Parking Brake (page 19). Move the blade-control switch (PTO) to the OFF position (Figure 18).
Using the Safety-Interlock System CAUTION If the safety-interlock switches are disconnected or damaged, the machine could operate unexpectedly, causing personal injury. • Do not tamper with the interlock switches. • Check the operation of the interlock switches daily and replace any damaged switches before operating the machine. Understanding the Safety-Interlock System The safety-interlock system is designed to prevent the engine from starting unless: • The parking brake is engaged.
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 Forward CAUTION Note: The engine stops when you move the traction-control with the parking brake engaged. Machine can spin very rapidly. Operator may lose control of machine and cause personal injury or damage to machine. To stop, pull the motion-control levers to the NEUTRAL position. • Use caution when making turns. • Slow the machine down before making sharp turns. 1. Disengage the parking brake; refer to Disengaging the Parking Brake (page 20). 2.
Driving Backward Stopping the Machine 1. Move the levers to the center, unlocked position. 2. To go backward, slowly pull the motion-control levers rearward (Figure 24). 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 ignition key to the OFF position. Engage the parking brake when you leave the machine; refer to Engaging the Parking Brake (page 19).
Adjusting the Height of Cut Using the Transport Lock 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).
Adjusting the Height-of-Cut Pin 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. g008955 Figure 25 Transport-Lock Positions 1. Transport lock 3. UNLOCK position—does not lock the mower deck into transport position 2. LOCK position—mower deck locks into transport position 29 1. Move the transport lock to the lock position. 2.
g000942 Figure 27 1. Anti-scalp roller 4. Flange nut 2. Spacer 5. Bolt 3. Bushing g027343 Figure 26 1. Deck-lift pedal 3. Transport lock 2. Height-of-cut pin Adjusting the Anti-Scalp Rollers Whenever you change the height-of-cut, it is recommended to adjust the height of the anti-scalp rollers. 1. g000943 Figure 28 Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 2.
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: To unlatch the seat, push the seat latch forward (Figure 35). • Tall, dense grass mowing conditions • Wet conditions • Lowers the engine-power consumption • Allows increased ground speed in heavy conditions g019755 Figure 35 1. Seat latch 2. Seat Changing the Seat Suspension The seat adjusts to provide a smooth and comfortable ride. Position the seat where you are most comfortable.
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.
g028043 Figure 39 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. 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.
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 Adding Light Oil or Spray Lubrication Grease more frequently when operating conditions are extremely dusty or sandy. Service Interval: Every 100 hours Grease Type: No. 2 general-purpose lithium-based or molybdenum-based grease 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.
Greasing the Mower Service Interval: Every 50 hours—Grease the mower deck spindles and idler arm. Yearly—Grease the pump belt idler arm. Yearly—Grease the front caster pivots (more often in dirty or dusty conditions). Yearly—Repack the front caster wheel bearings (more often in dirty or dusty conditions). Important: Make sure that the cutting unit spindles are full of grease weekly. 1.
Lubricating the Caster-Wheel Hubs Service Interval: Yearly 1. Shut off the engine, wait for all moving parts to stop, remove the key, and engage the parking brake. g027339 Figure 46 12. Grease the caster-wheel bearings (Figure 46). g006115 Figure 47 1. Seal guard 2. Spacer nut with wrench flats 2. Raise the mower for access. 3. Remove the caster wheel from the caster forks. 4. Remove the seal guards from the wheel hub. 5. Remove a spacer nut from the axle assembly in the caster wheel.
12. With the open end of the wheel facing up, fill the area inside the wheel around the axle full of general-purpose grease. 13. Insert the second bearing and new seal into the wheel. 14. 15. Engine Maintenance WARNING Contact with hot surfaces may cause personal injury. Apply a thread-locking adhesive to the second spacer nut, and thread it onto the axle with the wrench flats facing outward. Keep hands, feet, face, clothing and other body parts away the muffler and other hot surfaces.
5. 6. Servicing the Engine Oil Gently slide the primary filter out of the air-cleaner body (Figure 48). Avoid knocking the filter into the side of the body. Oil Type: Detergent oil (API service SG, SH, SJ, or higher) Remove the safety filter only if you intend to replace it. Oil Capacity: with a filter change, 1.9 L (64 oz); with no filter change, 1.7 L (57 oz) Important: Do not attempt to clean the safety filter. If the safety filter is dirty, then the primary filter is damaged.
Changing the Engine Oil Service Interval: After the first 8 hours Every 100 hours (more often in dirty or dusty conditions). Note: Dispose of the used oil at a recycling center. 1. g008804 Start the engine and let it run for 5 minutes. Note: This warms the oil so that it drains better. 2. 3. 4. Park the machine so that the rear is slightly lower than the front to ensure that the oil drains completely.
5. 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). g008804 g027660 Figure 52 6. Start the engine and drive to a flat area. 7. Check the oil level again. Changing the Engine-Oil Filter g027477 Figure 53 Service Interval: Every 200 hours Note: Change the engine-oil filter more frequently when operating conditions are extremely dusty or sandy. 1. 2.
Removing the Spark Plug 1. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 2. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and set the parking brake. 3. g008803 Remove the left hand hydraulic-unit shroud in the order listed in Figure 54. Note: This gives you access to the front spark plug. g027478 Figure 55 5. Install the left hydraulic-unit shroud (Figure 54).
Installing the Spark Plug Fuel System Maintenance Tighten the spark plug(s) to 22 N∙m (16 ft-lb). Replacing the Fuel Filter Service Interval: Every 500 hours/Yearly (whichever comes first) (more often in dirty or dusty conditions). The fuel filter is located near the engine on the front or rear side of the engine. g027735 Figure 57 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 2.
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 Installing the Battery Note: Position the battery in the tray with the terminal posts opposite from the hydraulic tank (Figure 59). 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. • When removing or installing the battery, do not allow the battery terminals to touch any metal parts of the machine.
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 g000960 Figure 61 1. Positive battery post 3. Red (+) charger lead 2. Negative battery post 4.
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). 8. Tighten the stop plate (Figure 64). g027340 Figure 64 Left control lever shown g008943 Figure 63 1. ROPS knob (locked position) 1. Control lever 2. Bolt 3. Roll bar in the upright position 4. Roll bar in the folded 2.
g001055 Figure 65 Checking the Wheel-Lug Nuts Check and torque the wheel lug nuts to 122 to 129 N∙m (90 to 95 ft-lb). g027341 Figure 66 1. Slotted nut Checking the Wheel-Hub Slotted Nut Adjusting the Caster-Pivot Bearing Service Interval: After the first 100 hours Every 500 hours Service Interval: Every 500 hours/Yearly (whichever comes first) Check and ensure that the torque of the slotted nut is 286 to 352 N∙m (211 to 260 ft-lb). Note: Do not use anti-seize compound on wheel hub. 1.
Removing the Clutch Shim 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). g001297 Figure 67 1. Spring washers 3. Dust cap g010868 Figure 69 2. Locknut 3. Using the Clutch Shim Check the condition of the wire-harness leads, connectors, and terminals. Note: Clean or repair as necessary.
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 72). 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.
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 g026961 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 1. Position the belt cover 3. Ensure that the tab is under the metal catch 2. Slide the belt cover under the side catches g009038 Replacing the Hydraulic Pump-Drive Belt Figure 79 1. Clutch pulley 2. Mower belt 5. Square hole in the idler arm for the ratchet 6. Idler-grease fitting 3. Spring-loaded idler pulley 7. Belt guide 4. Ratchet 1. Disengage the blade-control switch (PTO) and engage the parking brake. 2.
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. Note: The switch is a part of the seat assembly. 5. Temporarily install a jumper wire across the terminals in the connector of the main wire harness. 6. Start the engine and run it at full throttle and disengage the brake. Note: The brake must be engaged and the motion-control levers must be out to start the engine. You do not need to be in the seat because of the jumper wire being used. 7.
Adjusting the Motion Control Neutral-Lock Pivot the lever, allow the reverse-indicator springs to bring the levers back to neutral. Note: The wheels must stop turning or slightly creep in reverse. You can adjust the flanged nut to obtain a more desired motion-control lever resistance when moving it to the NEUTRAL-LOCK position. See Figure 86 for adjustment options. 11. Shut off the machine, remove the jumper wire from the wire harness, and plug the connector into the seat switch. 12.
Hydraulic System Maintenance 7. Remove 1 dipstick from the hydraulic reservoir (Figure 87). 8. Wipe the dipstick off and thread the dipstick into the reservoir. Hydraulic System Safety 9. Remove the dipstick and look at the end (Figure 87). • Ensure that all hydraulic-fluid hoses and Important: Do not overfill the hydraulic lines are in good condition and all hydraulic connections and fittings are tight before applying pressure to the hydraulic system. units with oil as damage may occur.
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 your body and hands away from pinhole leaks or nozzles that eject high-pressure hydraulic fluid. • Use cardboard or paper to find hydraulic leaks.
7. Install the replacement hydraulic filter. 8. Install the pump-drive belt and the mower belt. 9. Remove the jack stands and lower the machine (Figure 88). Mower Deck Maintenance 10. Add fluid to the hydraulic reservoir and check for any leaks. Leveling the Mower Deck 11. Clean up any spilled fluid. Setting up the Machine 12. Start the engine and let it run for about 2 minutes to purge air from the system. 13. Shut off the engine and check for leaks. 14.
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. g008965 Figure 90 3. Transport lock 1. Deck-lift pedal 2. Height-of-cut pin 6. Insert the height-adjustment pin into the 7.6 cm (3 inches) cutting-height location. 7.
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. Note: The measurement should read 8.3 cm (3-1/4 inches) 16. Fine tune the screw adjuster by turning it to get 8.3 mm (3-1/4 inches) height (Figure 92).
Inspecting the Blades Servicing the Cutting Blades Service Interval: Before each use or daily 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. 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 67). Blade Safety 3. Inspect the blades, especially in the curved area. 4.
g000975 Figure 96 1. Measure here from blade to hard surface g004536 2. Position A 5. Rotate the opposite ends of the blades forward. 6. Measure from a level surface to the cutting edge of the blades at the same position as in step 4 above. Figure 97 1. Sail area of the blade 2. Blade 3. Curved washer 4. Blade bolt Sharpening the Blades 1. Note: The difference between the dimensions obtained in steps 4 and 6 must not exceed 3 mm (1/8 inch).
3. Removing the Mower Deck Repeat this procedure until the blade is balanced. Before servicing or removing the mower deck, lock out the spring-loaded deck arms. Installing the Blades 1. WARNING Install the blade onto the spindle shaft (Figure 100). Deck-lift-arm assemblies have stored energy. Removing the deck without releasing the stored energy can cause serious injury or death. Important: The curved part of the blade must be pointing upward toward the inside of the mower to ensure proper cutting.
g009197 Figure 102 g009038 1. Right stabilizer Figure 101 1. Clutch pulley 2. Mower belt 5. Square hole in the idler arm for the ratchet 6. Idler grease fitting 3. Spring-loaded idler pulley 7. Belt guide 2. Deck strut (right side shown) 3. Remove the shoulder bolt and nut. 4. Remove the shoulder bolt and nut. 4. Ratchet 7. Remove and retain the hardware on both sides of the deck (Figure 102). 69 8. Raise the deck struts and secure them in the up position. 9.
Replacing the Grass Deflector Cleaning Cleaning under the Mower WARNING Service Interval: Before each use or daily 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. 2.
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.
Notes:
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.
