Form No. 3394-315 Rev A Z Master® Professional 6000 Series Riding Mower with 60in or 72in TURBO FORCE® Side Discharge Mower Model No. 74946—Serial No. 315000001 and Up Model No. 74947—Serial No. 315000001 and Up Register at www.Toro.com.
Introduction WARNING CALIFORNIA Proposition 65 Warning This product contains a chemical or chemicals known to the State of California to cause cancer, birth defects, or reproductive harm. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. This rotary-blade, riding lawn mower is intended to be used by residential homeowners or professional, hired operators.
Recommended Maintenance Schedule(s) ......................33 Lubrication ...............................................................34 Adding Light Oil or Spray Lubrication .......................34 Greasing the Mower ...............................................34 Lubricating the Caster-Wheel Hubs...........................35 Engine Maintenance ..................................................36 Servicing the Air Cleaner .........................................36 Servicing the Engine Oil...........
Safety Storage ........................................................................65 Cleaning and Storing the Machine .............................65 Troubleshooting ...........................................................67 Schematics ...................................................................70 Improper use or maintenance by the operator or owner can result in injury.
Preparation • Look behind and down before backing up to ensure a clear path. • Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job. • Keep pets and bystanders away from an operating Note: Only use accessories and attachments approved by the manufacturer. • Do not carry passengers. machine. • Slow down and use caution when making turns and • Wear appropriate clothing including: a hard hat, safety crossing roads and sidewalks.
Maintenance and Storage General Operation • Disengage drives, set the parking brake, stop the engine, • Be sure that the area is clear of bystanders before mowing. and remove the key or disconnect spark-plug wire. Wait for all movement to stop before adjusting, cleaning, or repairing. Stop the machine if anyone enters the area. • Do not touch equipment or attachment parts which may be hot from operation. Allow all of the parts to cool before attempting to maintain, adjust, or service the machine.
Using the Rollover Protection System (ROPS) Service • Do not store the machine or a fuel container inside where there is an open flame, such as near a water heater or furnace. • The ROPS is an integral and effective safety device. Keep the ROPS in the raised and locked position and use the seat belt when operating the machine. • Keep the nuts and bolts tight, especially the blade-attachment bolts. • Lower the ROPS temporarily only when absolutely necessary.
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. Example of how to compare slope with folded edge.
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 lost. 58-6520 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. 93-7818 1. Warning—read the Operator's Manual for instructions on torquing the blade bolt/nut to 115-149 N-m (85-110 ft-lb). 106-5517 1.
110-2068 1. Read the Operator's Manual. 112-9028 1. Warning—stay away from moving parts; keep all guards in place. 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 the seat belt when the roll bar is down. 3. Read the Operator's Manual; drive slowly and carefully. 114-4466 1.
6-1716 1. Fuel 2. Empty 6. Hour meter 7. PTO 3. Half 8. Parking brake 4. Full 5. Battery 9. Neutral 10. Operator presence switch 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. 116-4858 116-5988 1. Parking brake—engaged 117-3848 2. Parking brake—disengaged 1. Thrown object hazard—keep bystanders a safe distance from the machine 2.
6-2055 1. Wheel lug nut torque 95 ft-lb (129 N-m) (4x) 2. Wheel hub nut torque 235 ft-lb (319 N-m) 3. Read and understand the Operator’s Manual before performing any maintenance, check torque after first 100 hours then every 500 hours thereafter. 117-3864 1. Read the Operator’s Manual. 2. Fill to bottom of filler neck; warning—do not overfill the tank. Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 2.
1-4036 1. Maximum drawbar pull 36 kg (80 lb) 2. Read the Operator's Manual. 127-0326 1. Read the Operator's Manual. 3. Remove the key from the ignition and read the Operator's Manual before performing maintenance or servicing the machine. 2. Height-of-cut 116-8722 1. Warning—Read the Operator’s Manual. Do not operate this machine unless you are trained. Wear hearing protection. 4. Cutting/dismemberment of hand or foot—stay away from moving parts; keep all guards and shields in place. 2.
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. 127–0335 1. Tipping hazard on slopes—do not use this machine on slopes greater than 15 degrees; do not make sudden, tight turns; make slow, wide turns. 14 2.
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 one gallon remaining in the fuel tank).
Blade-Control Switch (PTO) Low-Oil Pressure Indicator Light The blade-control switch (PTO) is used to engage the electric clutch and drive the mower blades. Pull the switch up to engage the blades and release. To disengage the blades, push the blade-control switch (PTO) down or move a motion-control lever into the neutral-lock position. This is the middle malfunction-indicator light (Figure 5).
Specifications Operation Note: Specifications and design are subject to change without notice. Note: Determine the left and right sides of the machine from the normal operating position.
Note: A fuel stabilizer/conditioner is most effective when mixed with fresh gasoline. To minimize the chance of varnish deposits in the fuel system, use fuel stabilizer at all times. DANGER In certain conditions during fueling, static electricity can be released causing a spark which can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and others and can damage property. Filling the Fuel Tank Note: Do not fill the fuel tank completely full.
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. Allow 40 to 50 hours of break-in time for new machines to develop full power and perform at their best performance. 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 the seat is secured to the machine.
Think Safety First CAUTION This machine produces sound levels in excess of 85 dBA at the operators ear and can cause hearing loss through extended periods of exposure. Please read all safety instructions and symbols in the safety section. Knowing this information could help you or bystanders avoid injury. Wear hearing protection when operating this machine. DANGER Operating on wet grass or steep slopes can cause sliding and loss of control.
Releasing the Parking Brake Operating the Throttle with Horizon™ Technology There are 3 positions that the throttle switch can operate at—maximum speed, economy speed, and low speed (Figure 15). From the economy speed (middle) position, push down on the front of the switch to place the throttle into the maximum-speed position (Figure 15). From the economy speed (middle) position, push down on the back of the switch to place the throttle into the low-speed position (Figure 15).
Operating the Ignition Switch Starting and Stopping the Engine 1. Turn the ignition key to the Start position (Figure 16). When the engines starts, release the key. Starting the Engine 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. 1. Raise the ROPS up and lock into place, sit on the seat, and fasten the seat belt. 2.
Important: Make sure that the fuel shut-off valve is closed before transporting or storing the machine, as fuel leakage may occur. Set the parking brake before transporting. Make sure to remove the key as the fuel pump may run and cause the battery to lose charge. RT ST A N RU ST O Using the Safety-Interlock System P G008947 Figure 19 CAUTION If safety-interlock switches are disconnected or damaged the machine could operate unexpectedly causing personal injury.
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. 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 crank. 2.
Stopping the Machine To stop the machine, move the traction-control levers to neutral, and then move them to the locked position, disengage the power take off (blade-control switch (PTO), and turn the ignition key to the Off position. Set the parking brake when you leave the machine; refer to Setting the Parking Brake (page 20). Remember to remove the key from the ignition switch. CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended.
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. 1. Move the transport lock to the lock position. 2. Push on the deck-lift pedal with your foot, and raise the mower deck to the transport position (also the 140 mm (5-1/2 inches) cutting height position) as shown in Figure 26. 3.
Adjusting the Flow Baffle Cam Locks This procedure is applicable only to machines with the flow-baffle locks. Certain models will have nuts and bolts in place of the flow-baffle locks and can be adjusted the same. The mower-discharge flow can be adjusted for different types of mowing conditions. Position the cam locks and baffle to give the best quality of cut. 1. Disengage the blade-control switch (PTO), move the motion-control levers to the neutral-locked position, and set the parking brake. Figure 27 1.
Positioning the Flow Baffle • Tall, dense grass mowing conditions The following figures are only recommendations for use. Adjustments will vary by grass type, moisture content, and the height of the grass. • Wet conditions • Lowers the engine-power consumption • Allows increased ground speed in heavy conditions Note: If the engine power draws down and the mower ground speed is the same, open up the baffle.
Unlatching the Seat WARNING The engine and hydraulic-drive units can become very hot. Touching a hot engine or hydraulic-drive units can cause severe burns. Allow the engine and hydraulic-drive units to cool completely before accessing the drive-wheel-release valves. The drive-wheel-release valves are located in the back of each hydraulic-drive unit, under the seat. g019755 Figure 35 1.
Using the Side Discharge Transporting the Machine The mower has a hinged grass deflector that disperses clippings to the side and down toward the turf. Use a heavy-duty trailer or truck to transport the machine. Ensure that the trailer or truck has all the 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 1 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 ramps and drive forward down ramps (Figure 39). g028043 Figure 39 1. Back up ramps 2 2. Drive forward down ramps Important: Do not use narrow individual ramps for each side of the machine. 6 Ensure the ramp is long enough so that the angle with the ground does not exceed 15 degrees (Figure 40).
Cutting Long Grass Operating Tips If the grass is ever allowed to grow slightly longer than normal, or if it contains a high degree of moisture, raise the cutting height higher than usual and cut the grass at this setting. Then cut the grass again using the lower, normal setting. Cutting a Lawn for the First Time Cut grass slightly longer than normal to ensure that the cutting height of the mower does not scalp any uneven ground.
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 oil when using any type of oil. 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 do any maintenance. Lubrication Greasing the Mower Grease more frequently when operating conditions are extremely dusty or sandy. Service Interval: Every 50 hours—Grease the mower-deck spindles and the idler arm. Yearly—Grease the pump-belt-idler arm. Grease Type: No.
Lubricating the Caster-Wheel Hubs Service Interval: Yearly 1. Stop the engine, wait for all moving parts to stop, remove the key, and engage the parking brake. Figure 43 Figure 45 6. Remove the dust cap and adjust the caster pivots. 1. Seal guard Note: Keep the dust cap off until greasing is done; refer to Adjusting the Caster-Pivot Bearing (page 46). 2. Spacer nut with wrench flats 2. Raise the mower for access. 7. Remove the hex plug. 3. Remove the caster wheel from the caster forks. 8.
Engine Maintenance 14. Apply a thread-locking adhesive to the second spacer nut, and thread it onto the axle with the wrench flats facing outward. WARNING 15. Torque the nut to 8 to 9 N-m (75 to 80 in-lb), loosen, then torque to 2 to 3 N-m (20 to 25 in-lb). Contact with hot surfaces may cause personal injury. Note: Make sure axle does not extend beyond either nut. 16. Install the seal guards over the wheel hub, and insert wheel into the caster fork. 17.
1 3 2 Figure 46 1. Air-cleaner body 4. Air-cleaner latch 2. Inner air filter 3. Primary air filter 5. Air-cleaner cover G016165 Figure 47 1. Air-cleaner cover 2. Throttle mechanism Servicing the Primary Filter 3. Breathe valve • If the primary filter is dirty, bent, or damaged, replace it. 5. Secure the cover with the latches (Figure 46). • Do not clean the primary filter. Servicing the Inner Filter Servicing the Engine Oil Replace the inner filter, never clean it.
Checking the Engine-Oil Level Service Interval: Before each use or daily Note: Check the oil when the engine is cold. WARNING G008804 Contact with hot surfaces may cause personal injury. A B C D F G H I Keep hands, feet, face, clothing, and other body parts away from the muffler and other hot surfaces. Important: Do not overfill the crankcase with oil because damage to the engine may result. Do not run engine with oil below the Low mark because the engine may be damaged. 1.
Changing the Engine Oil 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 51). Service Interval: After the first 8 hours Every 100 hours (more often in dirty or dusty conditions). A B C D E F 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 it drains better. 2.
Changing the Engine-Oil Filter Servicing the Spark Plug Service Interval: Every 200 hours Service Interval: Every 100 hours Note: Change the engine-oil filter more frequently when operating conditions are extremely dusty or sandy. 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.
Installing the Spark Plug 4. Remove the spark plug. Tighten the spark plug(s) to 24.4 to 29.8 N-m (18 to 22 ft-lb). G008803 A B g027478 Figure 54 Figure 56 5. Install the left hand hydraulic-unit shroud (Figure 53). 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.
Fuel System Maintenance 1 2 WARNING 3 Fuel-system components are under high pressure. The use of improper components can result in system failure, gasoline leakage, and possible explosion. Use only approved fuel lines and fuel filters. Servicing the Electronic Fuel-Injection System G008963 Figure 57 This machine contains an electronic fuel-injection system. It controls the fuel flow under different operating conditions. 1. Fuel filter 2.
Electrical System Maintenance 1. Disengage the blade-control switch (PTO), move the motion-control levers to the neutral-locked position, and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Servicing the Battery 3. Disconnect the negative battery cable (black) from the negative (-) battery terminal (Figure 58). Service Interval: Monthly 4.
Installing the Battery 1. Position the battery in the tray with the terminal posts opposite from the hydraulic tank (Figure 58). 2. Install the positive (red) battery cable to positive (+) battery terminal. 3. Install the negative (black) battery cable and ground wire to the negative (-) battery terminal. 4. Secure the cables with 2 bolts, 2 washers, and 2 locknuts (Figure 58). 5. Slide the red terminal boot onto the positive (red) battery post. 6.
Drive System Maintenance Checking the Seat Belt Service Interval: Before each use or daily Visually inspect the seat belt for wear, cuts, and proper operation of the retractor and the 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 the seat is secured to the machine.
Checking the Wheel Lug Nuts 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). Note: Do not use anti-seize on wheel hub. g027340 Figure 62 Left control lever shown 1. Control lever 3. Stop plate 2.
Important: Make sure that the spring washers are installed correctly as shown in Figure 65. the machine to cool completely before starting these instructions. 5. Install the dust cap (Figure 65). 2. Using an air compressor, blow out any debris from under the brake pole and around the brake spacers. Figure 67 3. Check the condition of the wire-harness leads, connectors, and terminals. Figure 65 1. Spring washers Note: Clean or repair as necessary. 3. Dust cap 4.
F. Perform the following safety check: i. Sit on the seat and start the engine. ii. Make sure the blades do not engage with the PTO switch in the Off position, and that the clutch is disengaged. If the clutch does not disengage, install the shim again. iii. Engage and disengage the PTO switch 10 consecutive times to ensure that the clutch is functioning properly. Figure 69 1. Shim C. Using a pneumatic line, blow out any debris from under the brake pole and around the brake spacers. D.
Cleaning the Engine Screen Cooling System Maintenance Service Interval: Before each use or daily Before each use, remove any buildup of grass, dirt, or other debris from the engine screen. This will help ensure adequate cooling, correct engine speed, and will reduce the possibility of overheating and mechanical damage to the engine. Servicing the Engine-Oil Cooler Service Interval: Every 150 hours Cleaning the Engine-Cooling Fins and Shrouds 1.
1 Checking and Cleaning the Hydraulic-Unit Shrouds 3 2 2 Service Interval: Before each use or daily 1. Disengage the PTO and set the parking brake. 2. Stop 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 75). 5. Position the seat. 4 4 g016907 Figure 74 1. Oil filter 3. Battery 2. Left side bolts for the cooling-fan housing 4.
Brake Maintenance Adjusting the Parking Brake Service Interval: After the first 100 hours Every 500 hours thereafter Check to make sure the brake is adjusted properly before adjusting. Note: This procedure must be followed after the first 100 hours or when a brake component has been removed or replaced. 1. Drive the machine onto a level surface. Figure 76 Left Side Shown 2. Disengage the blade control switch (PTO), move the motion control levers to the neutral locked position and engage the parking brake.
Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours Check the belts for squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks, and cracks are signs of a worn mower belt. Replace the mower belt if any of these conditions are evident. Replacing the Mower Belt Squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks, and cracks are signs of a worn mower belt.
Figure 79 1. Position the belt cover 3. Ensure that the tab is under the metal catch Figure 80 2. Slide the belt cover under the side catches 1. Idler pulley 5. Left hand hydraulic-pump pulley 2. Clutch pulley 6. Square hole in the idler arm 7. Idler spring 3. Pump-drive belt Replacing the Hydraulic Pump-Drive Belt 4. Right hand hydraulic-pump pulley 1. Disengage the PTO and set the parking brake. 5. Use a ratchet in the square hole in the idler arm to remove the idler spring (Figure 80). 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 PTO, move the motion-control levers to the neutral-locked position, and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Loosen the bolts and flange nuts installed in the levers (Figure 81). 4.
13. Raise the deck and install the height-of-cut pin. 5. Temporarily install a jumper wire across the terminals in the connector of the main wiring harness. 14. Check that the machine does not creep in neutral with the park brakes disengaged. 6. Start the engine and run it at full throttle and release the brake. Adjusting the Motion-Control Damper Note: The brake must be engaged and the motion-control levers must be out to start the engine.
Adjusting the Motion Control Neutral-Lock Pivot Hydraulic System Maintenance The flanged nut can be adjusted to obtain a more desired motion-control lever resistance when moving it to the neutral-lock position. See Figure 85 for adjustment options. Servicing the Hydraulic System 1. Loosen the jam nut. 2. Tighten or loosen the flanged nut to the desired feel. Hydraulic Oil Type: Toro® HYPR-OIL™ 500 hydraulic oil or Mobil® 1 15W-50. Note: For more resistance, tighten the flanged nut.
Replacing the Hydraulic Filters and Hydraulic Oil Service Interval: After the first 250 hours—Change the hydraulic filters and hydraulic oil when using any type of oil. Every 250 hours—Change the hydraulic filters and hydraulic oil when using Mobil® 1 oil (more often in dirty or dusty conditions). 3 Every 500 hours—Change the hydraulic filters and hydraulic oil when using Toro® HYPR-OIL™ 500 hydraulic oil (more often in dirty or dusty conditions).
Mower Deck Maintenance 1 Leveling the Mower Deck Setting up the Machine Note: Ensure that the mower deck is leveled 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-locked position, and set the parking brake. 2 3. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. G008968 4. Check tire pressure of the drive tires.
Figure 90 1. 7.6 cm (3 inches) at position A is correct 2. 8.3 cm (3-1/4 inches) at position B is correct Figure 89 1. Deck-lift pedal 3. Measure here from the blade tip to the hard surface 4. Measure at position A and B on both sides 3. Transport lock 10. For mower decks shown in Figure 91, fine-tune the adjustment nut on the front deck lift assembly by turning it. 2. Height-of-cut pin 6. Insert the height adjustment pin into the 7.6 cm (3 inches) cutting height location.
Note: To increase the height, turn the adjustment nut clockwise; to decrease, turn counterclockwise. bolts at least 1/3 the length of the available travel in their slots. This will regain some up and down adjustment on each of the 4 deck links. Note: If the front deck links do not have enough adjustment to achieve accurate cut height, the single point adjustment can be utilized to gain more adjustment. 14. Tighten the 2 bolts at the bottom of the height-of-cut plate (Figure 94).
Checking for Bent Blades Servicing the Cutting Blades 1. Disengage the PTO, move the motion-control levers to the neutral-locked position, and set the parking brake. 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. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. WARNING 3. Rotate the blades until the ends face forward and backward.
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. Figure 99 1. Hold the blade end using a rag or a thickly-padded glove. 1.
Removing the Mower Deck Before servicing or removing the mower deck, the spring-loaded deck arms must be locked out. 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. Stop 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 in the operator's or bystander's direction and result 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 Storage Cleaning under the Mower Cleaning and Storing the Machine Service Interval: Before each use or daily 1. Disengage the blade-control switch (PTO), move the motion-control levers to the neutral-locked position, and set the parking brake. 1. Disengage the power-take off (blade-control switch (PTO), set the parking brake, and turn the ignition key to the Off position, and remove the key. 2.
C. Stop the engine, allow it to cool, and drain the fuel tank; refer to Servicing the Fuel Tank (page 42). D. Restart the engine and run it until it stops. E. Dispose of fuel properly. Recycle as per local codes. Important: Do not store stabilizer/conditioned fuel over 90 days. 13. Check and tighten all bolts, nuts, and screws. Repair or replace any part that is damaged. 14. Paint all scratched or bare metal surfaces. Paint is available from your Authorized Service Dealer. 15.
Troubleshooting Problem Possible Cause Corrective Action The oil-temperature light is on and the engine rpm is low. 1. The engine-control unit has limited engine rpm, known as “limp” mode. 1. Check the engine-oil level. If the level is above the “add” line, contact an Authorized Toro Service Dealer. The oil-pressure light is on and the engine rpm is low. 1. The engine-control unit has limited engine rpm, known as “limp” mode. 1. Let the engine cool and check the engine-oil level.
Problem The engine does not start, starts hard, or fails to keep running. Possible Cause 1. The fuel tank is empty. 1. Fill the fuel tank. 2. The fuel shutoff valve is closed. 3. The oil level in the crankcase is low. 4. The throttle is not in the correct position. 2. Open the fuel shutoff valve. 3. Add oil to the crankcase. 4. Be sure that the throttle control is midway between the “SLOW” and “FAST” positions. 5. Replace the fuel filter. 6. Contact an Authorized Service Dealer. 5.
Problem There is an 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 Electrical Schematic (Rev.
Notes: 71
The Toro Total Coverage Warranty Landscape Contractor Equipment (LCE) A Limited Warranty (see warranty periods below) Conditions and Products Covered The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly promise to the original purchaser to repair the Toro Products listed below if defective in materials or workmanship.
