Form No. 3394-293 Rev B Z Master® Professional 7000 Series Riding Mower With 52in, 60in, or 72in TURBO FORCE® Side Discharge Mower Model No. 74266—Serial No. 315000001 and Up Model No. 74267—Serial No. 315000001 and Up Model No. 74274—Serial No. 315000001 and Up g012580 Register at www.Toro.com.
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. Figure 1 Important: This engine is not equipped with a spark arrester muffler.
Contents Servicing the Cooling System ...................................47 Brake Maintenance ....................................................49 Adjusting the Parking Brake .....................................49 Belt Maintenance ......................................................49 Inspecting the Belts ................................................49 Replacing the Mower Belt ........................................49 Adjusting the Mower Belt Tension for 72in Mowers Only ..........................
Preparation Safety • Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job. Improper use or maintenance by the operator or owner can result in injury. To reduce the potential for injury, comply with these safety instructions and always pay attention to the safety-alert symbol, which means Caution, Warning, or Danger—personal safety instruction. Failure to comply with the instruction may result in personal injury or death.
Maintenance and Storage • Keep pets and bystanders away from an operating machine. • Disengage drives, set the parking brake, stop the engine, • Slow down and use caution when making turns and crossing roads and sidewalks. Stop the blades if you are not mowing. • • • Be aware of the mower-discharge direction and do not point it at anyone. • Do not operate the mower when ill, tired, or under the • • • • • • influence of alcohol or drugs.
• Replace a damaged ROPS. Do not repair or revise. • Look behind and down before backing up to ensure a clear path. Use extra care when operating in reverse. • Do not remove the ROPS. • Do not jerk the controls; use a steady motion. • When loading or unloading the machine, use one • Any alterations to a ROPS must be approved by the manufacturer. full-width ramp that is wide enough to extend beyond the width of the machine. Service • Do not carry passengers. • Do not carry equipment on the machine.
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. 58-6520 106-5517 1. Grease 1. Warning—do not touch the hot surface. 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). 98-4387 1. Warning—wear hearing protection.
107-1861 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 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. Read the Operator's Manual; drive slowly and carefully.
7-3963 1. Cutting/dismemberment hazard, mower blade—do not carry passengers and keep bystanders away. 3. Thrown object hazard—keep bystanders a safe distance from the machine and keep the deflector in place. 2. Cutting/dismemberment hazard of hand or foot, mower blade—remove the ignition key and read the instructions before servicing or performing maintenance; stay away from moving parts. 4.
107-3968 1. Disengage 3. Parking brake 108-5981 2. Engage 107-7719 1. Cutting/dismemberment hazard, fan and entanglement hazard, belt—stay away from moving parts. 2. Before starting the engine, clean grass and debris from the mower belt and pulleys, insert the ignition key, and start the engine. 110-2067 108-5955 110-2068 1. Read the Operator's Manual. Manufacturer's Mark 1. Indicates the blade is identified as a part from the original machine manufacturer.
112-9028 1. Warning—stay away from moving parts; keep all guards in place. 110-3852 1. Remove the ignition key and read the instructions before servicing or performing maintenance. 2. Continuous tone signals the user that engine is overheating. 114-9600 1. Read the Operator's Manual. 110-3853 1. Cutting/dismemberment hazard, fan and entanglement hazard, belt. 2. Remove the ignition key and read the instructions before servicing or performing maintenance. 115-4212 1. Hydraulic oil level 3.
117-2718 121–7562 117-3848 1. Thrown object hazard—keep bystanders a safe distance from the machine 2. Thrown object hazard, mower-do not operate without the deflector, discharge cover or grass collection system in place. 1. Push to start 4. Variable speed control 2. Read the Operator’s Manual for more information on preheating the engine. 5. Fast 3. Slow 3. Cutting/dismemberment of hand or foot—stay away from moving parts; keep all guards and shields in place. 126-2055 119–0397 1.
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 127–0335 1. Tipping hazard on slopes—do not make sudden, tight turns; 2. Ramp hazard—when loading onto a trailer, do not use dual make slow, wide turns; do not use on slopes near open water; ramps; only use a singular ramp wide enough for the machine do not use this machine on slopes greater than 15 degrees.
110-0820 1. Fast 5. Warning—read the Operator's Manual. 2. Slow 6. Poison and caustic liquid/chemical burn hazard—keep children a safe distance from the battery. 3. Neutral 7. Explosion hazard—no fire, open flames, or smoking; avoid sparks. 4. Reverse 8. To unlock the traction drive, turn the by-pass valve 1 complete revolution counterclockwise using a 5/8 inch or 16 mm wrench. 107-9309 1. Warning—read the Operator's Manual for information on charging the battery; contains lead; do not discard. 2.
Controls Product Overview Become familiar with all of the controls before you start the engine and operate the machine (Figure 4 and Figure 5). g019888 Figure 4 1. Height-of-cut deck lift pedal 6. Roll bar 2. Transport lock 7. Seat belt 3. Parking brake lever 8. Fuel cap 4. Controls 5. Motion control lever Figure 5 9. Mower deck 10. Caster wheel 1. Hour meter 6. Glow plug light 2. Ignition switch 7. Engine Temperature light 3. Fuel selector valve 4. Audible alarm 5. Glow plug switch 8.
Audible Alarm The battery light turns on when the ignition is turned on and when the charge is below the correct operating level (Figure 6). This machine has an audible alarm that alerts the user to turn off the engine or engine damage can occur from over heating. Refer to Cooling System Maintenance (page 47). Fuel-Selector Valve The fuel selector valve is located behind the seat. Close the fuel selector valve when transporting or storing mower.
Operation DANGER In certain conditions, fuel and its vapors are extremely flammable and highly explosive. A fire or explosion from fuel can burn you and others and can damage property. • Fill the fuel tank outdoors on level ground, in an open area, when the engine is cold. Wipe up any fuel that spills. • Never fill the fuel tank inside an enclosed trailer. • Do not fill the fuel tank completely full. Fill the fuel tank to the bottom of the filler neck. The empty space in the tank allows gasoline to expand.
• Monitor seals, hoses, gaskets in contact with fuel as they may degrade over time. • Fuel filter plugging may be expected for a time after converting to biodiesel blends. • Contact your distributor if you wish for more information on biodiesel. Filling the Fuel Tank Note: Do not fill the fuel tank completely full. Fill the fuel tank to the bottom of the filler neck. The empty space in the tank allows the gasoline to expand. 1. Shut the engine off and set the parking brake. 2.
Important: Lower the roll bar only when absolutely necessary. 1 1. Remove the hairpin cotter pins and remove the two pins (Figure 9). 2 2. Lower the the roll bar to the down position. There are two down positions. See Figure 8 for the positions. 3. Install the two pins and secure them with the hairpin cotter pins (Figure 9). 3 4 G004955 Figure 9 1. Roll bar 2. Raised position Figure 8 1. Full down position 3. Pin 4. Hairpin cotter pin 2.
Operating the Parking Brake Always set the parking brake when you stop the machine or leave it unattended. Setting the Parking Brake 1. Move the motion control levers (Figure 18) out to the neutral lock position. 2. Pull up and back on the parking brake lever to set the parking brake (Figure 12). The parking brake lever should stay firmly in the engaged position. WARNING Figure 10 1. Safe Zone—use the Z Master here on slopes less than 15 degrees or flat areas. 2.
Starting and Stopping the Engine Important: Use starting cycles of no more than 30 seconds per minute to avoid overheating the starter motor. 10. If the engine does not start immediately, move the throttle control to fast and turn the key to the start position. Starting the Engine in Normal Weather 1. Raise the ROPS up and lock into place, sit on the seat and fasten the seat belt.
Operating the Power Take-Off (PTO) 4. Release the switch after 10 to 15 seconds. The light will turn off. 5. Turn the key to the start position and the glow plug indicator light will come back on. When the engine starts, release the key. The power take off (PTO) switch starts and stops the mower blades and any powered attachments. Important: Use starting cycles of no more than 30 seconds per minute to avoid overheating the starter motor. Engaging the PTO 1.
The Safety Interlock System 2. Sitting on the seat, engage the parking brake and move the PTO to off. Move either motion control lever (out of neutral locked position). Try starting the engine; the engine should not crank. Repeat for other control lever. CAUTION If safety interlock switches are disconnected or damaged the machine could operate unexpectedly causing personal injury. • Do not tamper with the interlock switches.
To stop, pull the motion control levers to the neutral position. CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. Always remove the ignition key and set the parking brake when leaving the machine unattended, even if just for a few minutes. Adjusting the Height-of-Cut The height-of-cut is adjusted from 1-1/2 to 5 inch (38 to 127 mm) in 1/4 inch (6 mm) increments by relocating the pin into different hole locations. 1.
Note: The two middle rollers will not have a spacer (Figure 21). 4. Select a hole so the anti-scalp roller is positioned to the nearest corresponding height-of-cut desired. 5. Install the flange nut bushing, spacer, and bolt. Torque to 40-45 ft-lb (54-61 N-m) (Figure 20 , Figure 21 and Figure 22 ). 6. Repeat this adjustment on the other anti-scalp rollers. Figure 22 1. Anti-scalp roller 4. Flange Nut 2. Spacer 5. Bolt 3. Bushing Adjusting the Flow Baffle Figure 20 1. Anti-scalp roller 4.
Positioning the Flow Baffle Position C The following figures are only recommendations for use. Adjustments will vary by grass type, moisture content, and height of grass. This is the full open position. The suggested use for this position is as follows. Note: If the engine power draws down and the mower ground speed is the same, open up the baffle. • Use in wet conditions. • Use in tall, dense grass mowing conditions. • Lowers the engine power consumption.
Pushing the Machine by Hand Unlatching the Seat 1. Move the seat to the most rearward position. This will prevent interference when the seat is raised. Important: Always push the machine by hand. Never tow the machine because hydraulic damage may occur. 2. Push the seat latch rearward to unlatch the seat. Pushing the Machine 3. Raise the seat up. This will allow access to the machine under the seat (Figure 28). 1. Disengage the power take off (PTO) and turn the ignition key to off.
Transporting the Machine Operating with the Overheat Sensor 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. This machine has a sensor that will turn off the mower deck when the engine overheats.
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 31). g028043 Figure 31 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 32).
Operating Tips cutting height higher than usual and cut the grass at this setting. Then cut the grass again using the lower, normal setting. Fast Throttle Setting For best mowing and maximum air circulation, operate the engine at the fast throttle 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 by uncut grass. Always try to have one side of the mower free from uncut grass, which allows air to be drawn into the mower.
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 8 hours • Check the engine cooling system level. • Adjust the mower belt tension (72in mowers only). • Check the hydraulic fluid. After the first 25 hours • Change the hydraulic filter. After the first 50 hours • Change the engine oil. • Change the engine oil filter. After the first 100 hours • Check the wheel hub slotted nut. • Change the gear box oil.
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 and Lubrication Lubricate the machine when shown on the Check Service Reference Aid decal (Figure 33). Grease more frequently when operating conditions are extremely dusty or sandy. Grease Type: General-purpose grease. How to Grease 1.
Lubricate Caster Wheel Hubs 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Service Interval: Yearly 3. Remove the belt covers. 1. Stop the engine, wait for all moving parts to stop, and remove the key. Engage the parking brake. 4. Grease the fittings on the 3 spindle bearings (Figure 34). 5. Grease the idler arm on the mower deck (Figure 34). 6. Grease the fittings on the push arms (Figure 34). Figure 36 1. Seal guard 2.
14. Engine Maintenance Reinstall the seal guards over the wheel hub and insert wheel into caster fork. Reinstall caster bolt and tighten nut fully. Servicing the Air Cleaner Important: To prevent seal and bearing damage, check the bearing adjustment often. Spin the caster tire. The tire should not spin freely (more than 1 or 2 revolutions) or have any side play. If the wheel spins freely, adjust torque on spacer nut until there is a slight amount of drag. Reapply thread locking adhesive.
Installing the Air Filter 1. If installing a new filter, check the filter for shipping damage. Do not use a damaged filter. 2. Carefully slide the filter into the filter body (Figure 38). Ensure that it is fully seated by pushing on the outer rim of the filter while installing it. Important: Do not press on the soft inside area of the filter. 3. Install the air cleaner cover and secure the latches (Figure 38).
Changing the Engine Oil Service Interval: After the first 50 hours Every 100 hours 1. Start the engine and let it run for five minutes. This warms the oil so it drains better. 2. Park the machine on a level surface. 3. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. 4. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 5. Place a pan below the oil drain.
Adding Engine Oil 1. Tilt the seat forward and remove the front engine panel (Figure 42). Figure 44 1. Engine oil Important: Add the oil very slowly and do not block the opening of the filler hole (Figure 45). If you add oil too fast or block the hole, the oil could back up and foul the air intakes, causing engine damage. Figure 42 1. Knob 2. Funnel and hose 2. Front engine panel 2. Remove the oil filler cap and the dipstick (Figure 43). Figure 45 1. Note the clearance left in the filler opening. 5.
Changing the Engine Oil Filter Service Interval: After the first 50 hours Every 200 hours 1. Place a drip pan beneath the oil drip tray to receive oil from the oil filter and oil passages in the engine. 2. Drain the oil from the engine; refer to Changing the Engine Oil (page 37). 3. Turn the filter counterclockwise to remove it (Figure 46 and Figure 47). Figure 47 1. Oil filter Note: Dispose of the oil filter properly. Recycle in accordance with local codes. 2. Gasket 4.
Changing the Fuel Filter Fuel System Maintenance Never install a dirty fuel filter if it is removed from the fuel line. 1. Allow the machine to cool down. Servicing the Fuel Filter and Water Seperator 2. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. 3. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Service Interval: Every 40 hours—Drain the water separator.
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. Servicing the Battery WARNING CALIFORNIA Proposition 65 Warning Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling.
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. Unlatch the seat and tilt the seat up. 4. First disconnect the negative battery cable from the negative (-) battery terminal (Figure 50). 5. Slide the red terminal boot off the positive (red) battery terminal. Then remove the positive (red) battery cable (Figure 50). Figure 51 1.
prevent battery damage when the temperature is below 32°F (0°C). 1 1. Make sure the filler caps are installed in battery. Charge battery for 10 to 15 minutes at 25 to 30 amps or 30 minutes at 10 amps. 4 2. When the battery is fully charged, unplug the charger from the electrical outlet, then disconnect the charger leads from the battery posts (Figure 52). 3 2 3. Install the battery in the machine and connect the battery cables, refer to Installing the Battery (page 42).
Drive System Maintenance Adjusting the Tracking The machine has a knob for adjusting the tracking located under the seat. Important: Adjust the handle neutral and hydraulic pump neutral before adjusting the tracking. Refer to Adjusting the Control Handle Neutral Position (page 53) and Setting the Hydraulic Pump Neutral Position (page 56). 1. Push both control levers forward the same distance. 2. Check if the machine pulls to one side. If it does, stop the machine and set the parking brake. 3.
Checking the Wheel Hub Slotted Nut Servicing the Gear Box Checking the Gear Box Oil Level Service Interval: After the first 100 hours—Check the wheel hub slotted nut. Service Interval: Every 100 hours Every 500 hours—Check the wheel hub slotted nut. Use SAE 75W–90 Synthetic Gear Lube. Torque the slottled nut to 286-352 N-m (211-260 ft-lb). 1. Park the machine on a level surface. Note: Do not use anti-seize on the wheel hub. 2.
Adjusting the Electric Clutch Service Interval: Every 500 hours The clutch is adjustable to ensure proper engagement and proper braking. 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. Unlatch the seat and tip it forward. 4. Loosen the front engine panel knobs and remove the panel. Figure 59 5.
Cooling System Maintenance 18. Plug in the electric connection for the clutch (Figure 59). 19. Install the front engine panel and tighten the knobs. 20. Lower down the seat. Servicing the Cooling System DANGER Discharge of hot pressurized coolant or touching hot radiator and surrounding parts can cause severe burns. • Do not remove the radiator cap when the engine is hot.
4. If the coolant level is low, add a 50/50 mix of extended life antifreeze/Dex-Cool® and water to the overflow bottle (Figure 61). 5. Add the 50/50 coolant mix to the overflow bottle and fill it to the indicator line on the bottle (Figure 61). Figure 62 1. Hydraulic oil cooler 3. Radiator screen 2. Left rear tire Figure 61 1. Antifreeze overflow bottle Changing the Engine Coolant 2.
Brake Maintenance Belt Maintenance Adjusting the Parking Brake Inspecting the Belts Service Interval: Every 25 hours Service Interval: Every 100 hours Every 200 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. 1. Engage the parking brake, lever up. 2. Measure the length of the spring.
Adjusting the Mower Belt Tension for 72in Mowers Only Service Interval: After the first 8 hours Important: To ensure proper mower belt tension, which will result in a longer belt life, check the mower belt tension after the first 8 hours of use and 8 hours after each belt change. 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.
Replacing the PTO Drive Belt Service Interval: Every 50 hours—Check the PTO drive belt. 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 front engine panel knobs and remove the panel (Figure 68). Figure 69 1. Gear box 2. Spring 4. Clutch 5. Rubber clutch stop 3. Spring loaded idler pulley 6.
Replacing and Tensioning the Alternator Belt Replacing the Alternator Belt Service Interval: Every 50 hours—Check the alternator belt. 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. Remove the 4 bolts holding the oil cooler shield to the rear frame (Figure 71). 4.
Tensioning the Alternator Belt 1. Place a handle between the alternator and cylinder block. Controls System Maintenance 2. Adjust the alternator to the outside until there is 1/4 to 11/32 inch (7 to 9 mm) deflection in the belt between the engine and the alternator pulleys with 22.1 lbs of force (10 kgf) (Figure 73). Adjusting the Control Handle Neutral Position 3. Tighten the alternator bolts. If motion control levers do not align, or move easily into the console notch, adjustment is required.
Hydraulic System Maintenance Note: Keeping rearward pressure on the lever will keep the pin at the end of the slot and allow the adjustment bolt to move the lever to the appropriate position. 10. Tighten the nut and jam nut (Figure 75). Servicing the Hydraulic System 11. Repeat for the opposite side of the machine. Hydraulic Oil Type: Toro® HYPR-OIL™ 500 hydraulic oil or Mobil® 1 15W-50 oil Hydraulic System Oil Capacity: 132 ounces (3.9 l) Important: Use oil specified.
Important: Do not substitute automotive oil filter or severe hydraulic system damage may result. 3. Place drain pan under filter, remove the old filter and wipe the filter adapter gasket surface clean (Figure 77). Figure 76 1. Hot fluid level-full Figure 77 2. Cold fluid level-full 1. Hydraulic filter WARNING 4. Remove the righthand hydraulic line that comes into the adapter (Figure 78). Hydraulic fluid escaping under pressure can penetrate skin and cause injury.
for leaks. If one or both wheels will not drive, refer to Bleeding the Hydraulic System (page 56). WARNING Hydraulic fluid escaping under pressure can penetrate skin and cause injury. • If hydraulic fluid is injected into the skin it must be surgically removed within a few hours by a doctor familiar with this type of injury. Gangrene may result if this is not done. • Keep body and hands away from pin hole leaks or nozzles that eject high pressure hydraulic fluid.
Setting the Right-hand Hydraulic Pump Neutral Position Setting the Left-hand Hydraulic Pump Neutral Position 1. Start the engine, open the throttle 1/2 way and release parking brake. Refer to Starting and Stopping the Engine (page 22). 1. Loosen the locknuts at the ball joints on the pump control rod (Figure 81). 2. Start the engine, open throttle 1/2 way and release parking brake. Refer to Starting and Stopping the Engine (page 22).
Electrical system will not perform proper safety shut off with jumper wire installed. Mower Deck Maintenance • Remove jumper wire from wire harness connector and plug connector into seat switch when adjustment is completed. Leveling the Mower at Three Positions • Never operate this unit with jumper installed and seat switch bypassed. Important: There are only three measuring positions needed to level the mower. WARNING Setting Up the Machine 7. After both pump neutrals are set, shut off the machine.
Adjusting the Front-to-Rear Mower Pitch 2. Measure the right blade at the B location, from a level surface to the cutting edge of the blade tip (Figure 82). 3. Record this measurement. This measurement needs to be 3-1/8 to 3-1/4 inches. 1. Position the right blade front-to-rear (Figure 84). 4. Position the left blade side-to-side (Figure 82). 5. Measure the left blade at the C location (Figure 82), from a level surface to the cutting edge of the blade tip. 6. Record this measurement.
Adjusting the Compression Spring Servicing the Cutting Blades 1. Raise the mower lift lever to the transport position. Maintain sharp blades throughout the cutting season because sharp blades cut cleanly without tearing or shredding the grass blades. Tearing and shredding turns grass brown at the edges, which slows growth and increases the chance of disease. 2. Check the distance between the two large washers, it needs to be 11-1/8 inches (28.2 cm) for 52 inch mower decks, 10-1/2 inches (26.
Removing the Blades 2. Inspect the blades, especially the curved area (Figure 86). Blades must be replaced if a solid object is hit, if the blade is out of balance or 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 non-conformance with safety standards. If you notice any damage, wear, or a slot forming in this area (Figure 86), immediately install a new blade.
Installing the Blades 4. Install the bolt and nut. 1. Install the blade onto the spindle shaft (Figure 90). 5. Place the J hook end of the spring around the grass deflector (Figure 91). Important: The curved part of the blade must be pointing upward toward the inside of the mower to ensure proper cutting. Important: The grass deflector must be able to lower down into position. Lift the deflector up to test that it lowers into the full down position. 2. Install the curved washer and blade bolt.
Cleaning Storage Cleaning Under the Mower Cleaning and Storage 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to Off. Remove the key. Service Interval: Before each use or daily Remove the grass buildup under the mower daily. 2. Remove grass clippings, dirt, and grime from the external parts of the entire machine, especially the engine and hydraulic system. Clean dirt and chaff from the outside of the engine cylinder head fins and blower housing. 1.
7. Paint all scratched or bare metal surfaces. Paint is available from your Authorized Service Dealer. 8. Store the machine in a clean, dry garage or storage area. Remove the key from the ignition switch and keep it out of reach of children or other unauthorized users. Cover the machine to protect it and keep it clean.
Troubleshooting Problem The starter does not crank. The engine will not start, starts hard, or fails to keep running Possible Cause 1. The blade control switch (PTO) is engaged. 1. Move the blade control switch (PTO) to disengaged. 2. The parking brake is not on. 3. The drive levers are not in neutral lock position. 4. The operator is not seated. 5. The battery is dead. 6. The electrical connections are corroded or loose. 7. The fuse is blown. 8. The relay or switch is defective. 2.
Problem There is abnormal vibration. Mowing is resulting in uneven cutting height. Possible Cause 1. The cutting blade(s) is/are bent or unbalanced. 1. Install new cutting blade(s). 2. The blade mounting bolt is loose. 3. The engine mounting bolts are loose. 4. The engine pulley, idler pulley, or blade pulley is loose. 5. The engine pulley is damaged. 6. The blade spindle is bent. 7. The motor mount is loose or worn. 2. Tighten the blade mounting bolt. 3. Tighten the engine mounting bolts. 4.
Schematics g012068 Wire Diagram (Rev.
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.