Form No. 3434-468 Rev C GrandStand® Mower With 48in, 52in, or 60in TURBO FORCE® Cutting Unit Model No. 72513—Serial No. 400000000 and Up Model No. 72518—Serial No. 400000000 and Up Model No. 72519—Serial No. 400000000 and Up Register at www.Toro.com.
Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 identifies the location of the model and serial numbers on the product. Write the numbers in the space provided.
Contents Removing the Fuel Tank ................................... 36 Replacing the Fuel Filter ................................... 37 Electrical System Maintenance ........................... 37 Electrical System Safety ................................... 37 Servicing the Battery......................................... 37 Servicing the Fuses .......................................... 39 Drive System Maintenance .................................. 40 Adjusting the Tracking ................................
Safety • Keep bystanders and children out of the operating area. Do not allow children to operate the machine. Allow only people who are responsible, trained, familiar with the instructions, and physically capable to operate the machine. This machine has been designed in accordance with ANSI B71.4-2017. • Stop the machine, shut off the engine, and remove General Safety the ignition key before servicing, fueling, or unclogging the machine.
decal112-3858 112-3858 1. Read the Operator's Manual. 3. Remove the key before adjusting the height of cut. 2. Read the Operator's Manual before performing maintenance. 4. Height-of-cut settings decal131-1180 131-1180 1. Read the Operator's Manual. 2. Short, light grass; dry conditions decal116-8283 116-8283 3. Bagging setting 4. Tall, dense grass; wet conditions 1. Warning—read the Operator's Manual for instructions on torquing the blade bolt/nut to 75 to 81 N∙m (55 to 60 ft-lb).
decal131-3521 131-3521 1. Height of cut decal131-3529 131-3529 1. Read the Operator's Manual for more information on maintenance intervals and procedures. decal131-3524 131-3524 1. Read the Operator's Manual. 2. Transmission fluid 3. Cold fluid level decal131-3536 131-3528 131-3536 15A 15A 10A 7.5A decal131-3528 131-3528 1. Key switch—15 A 2. Accessory port—15 A 3. Power takeoff (PTO)—10 A 4. Infocenter—7.5 A 6 1. Battery 4. Parking brake 2. Time 5. Engine—start 3.
decal133-4641 133-4641 decal133-4604 1. Warning—do not carry passengers. 133-4604 1. Thrown object hazard—keep bystanders away from the machine. 3. Severing hazard of hand or foot—keep away from moving parts. 2. Thrown object hazard, open baffle—only operate the machine with a baffle or a grass collector. 4. Entanglement hazard—keep away from moving parts; keep all guards and shields in place. decal133-8062 133-8062 decal131-3526 131-3526 1. Power takeoff (PTO)—disengaged 5. Reverse 2. Fast 3.
decal140-4259 140-4259 1. Parking brake—disengaged 4. Off 2. Parking brake—engaged 5. Engine speed—fast 3. On 6.
Controls Product Overview Become familiar with all the controls before you start the engine and operate the machine (Figure 4). Control Panel g301772 Figure 3 1. Anti-scalp roller (60-inch decks only) 7. Hydraulic tank 2. Front caster wheel 3. Side-discharge chute 8. Fuel tank 9. Platform (down position) g301785 4. Engine Figure 4 10. Fuel-shutoff valve 5. Controls 11. Battery 6. Control levers 12. Mower deck 9 1. Fuel cap 7. Key switch 2. Malfunction-indicator light (MIL) 8.
Power-Takeoff Switch (PTO) Battery-Indicator Light Use the power-takeoff switch (PTO) to engage and disengage mower blades or start and stop powered attachments (Figure 4); refer to Operating the Mower-Blade-Control Switch (PTO) (page 16). If you turn the key to the ON position for a few seconds, the battery voltage displays in the area where the hours are normally displayed.
Specifications Operation Note: Specifications and design are subject to Before Operation change without notice.
• Do not store fuel either in the fuel tank or fuel – Store fuel in an approved container and keep it out of the reach of children. containers over the winter unless you use a fuel stabilizer. • Fuel is harmful or fatal if swallowed. Long-term exposure to vapors can cause serious injury and illness. • Do not add oil to gasoline. – Avoid prolonged breathing of vapors. Using Stabilizer/Conditioner – Keep your hands and face away from the nozzle and the fuel-tank opening.
Performing Daily Maintenance Before starting the machine each day, perform the Each Use/Daily procedures listed in Maintenance (page 26). Breaking in a New Machine New engines take time to develop full power. Mower decks and drive systems have higher friction when new, placing additional load on the engine. Allow 40 to 50 hours of break-in time for new machines to develop full power and best performance. g031282 Figure 7 1. The triangles light up when the interlock components are in the correct position.
Note: The clutch and blades/attachment should 9. • Stop the blades whenever you are not mowing. • Stop the machine, remove the ignition key, and engage. Press the OFF position on the PTO switch. Note: The blades/attachment should stop. 10. With the engine running, press the ON position on the PTO switch without holding either motion-control lever to the center, unlocked position. • Note: The blades/attachment should not engage.
Operating the Parking Brake operation. Use common sense and good judgment when performing this evaluation. Changes in the terrain, such as moisture, can quickly affect the operation of the machine on a slope. Always engage the parking brake when you shut off the machine or leave it unattended. Before each use, check the parking brake for proper operation. • Operate across slopes, never up and down. Avoid operation on excessively steep or wet slopes.
Disengaging the Mower Blades (PTO) Operating the Mower-Blade-Control Switch (PTO) Figure 10 and Figure 11 show 2 ways to disengage the mower blades. Use the blade-control switch (PTO) in conjunction with the motion-control levers to engage and disengage the mower blades.
Operating the Throttle Starting the Engine You can move the throttle control between FAST and SLOW positions (Figure 12). Important: Do not engage the starter for more than 5 seconds at a time. If the engine fails to start, wait 15 seconds between attempts. Failure to follow these instructions can burn out the starter motor. Always use the FAST position when engaging the PTO.
Operating the Platform Shutting Off the Engine You can use the machine with the platform in the up or down position. It is your preference on which position to use. CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. WARNING The operator platform is heavy and may cause injury when you raise or lower it. Carefully lower or raise the operator platform, as suddenly dropping it could injure you.
Driving Forward 1. Disengage the parking brake; refer to Operating the Parking Brake (page 15). 2. Move the motion-control levers to the center, unlocked position. g031026 Figure 17 1. Platform up 3. Pull the knob out to release the platform. 2. Platform down g030983 Figure 18 Driving Forward or Backward The throttle control regulates the engine speed as measured in rpm (revolutions per minute). Place the throttle control in the FAST position for best performance. 1. Front reference bar 4.
Side Discharging or Mulching the Grass This machine has a hinged grass deflector that disperses clippings to the side and down toward the turf. DANGER Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris. Contact with rotating mower blade(s) and thrown debris cause injury or death. • Do not remove the grass deflector from the machine, because the grass deflector routes material down toward the turf.
Adjusting the Height-of-Cut Adjusting the Anti-Scalp The height-of-cut can be adjusted from 38 to 127 mm Rollers (1-1/2 to 5 inches) in 6 mm (1/4 inch) increments. Models with a 60-Inch Deck Only Note: Using a height-of-cut under 51 mm (2 inches) Whenever you change the height-of-cut, adjust the height of the anti-scalp rollers. increases the wear on the mower-deck belt. Use a height-of-cut that is greater than 51 mm (2 inches) whenever possible. 1.
Position B Use this position when bagging (Figure 25). g301806 Figure 23 2. Knob 1. Slot g012678 Figure 25 Positioning the Flow Baffle The following figures are for recommended use only. Adjustments vary by grass type, moisture content, and the height of the grass. Position C This is the full, open position (Figure 26). Use this position for the following: Note: If the engine power draws down and the mower ground speed is the same, open the baffle.
Using Weights Using the Fuel-Shutoff Valve • Install weights to improve balance. You can add or remove weights to create optimized performance under different operating conditions and for your preference. Close the fuel-shutoff valve for transport, maintenance, and storage (Figure 27). • Add or remove weights 1 at a time until you Ensure that the fuel-shutoff valve is open when starting the engine. achieve the desired handling and balance.
Pushing the Machine by Hand Transporting the Machine Use a heavy-duty trailer or truck to transport the machine. Use a full-width ramp. 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 or bystanders avoid injury. Refer to your local ordinances for trailer and tie-down requirements.
g031405 Figure 30 1. Back the machine up the ramp. 2. Walk the machine down the ramp. 6. Shut off the engine, remove the key, and engage the parking brake. 7. Tie down the machine near the front caster wheels and the rear bumper with straps, chains, cable, or ropes (Figure 31). Refer to local regulations for tie-down requirements. g229507 Figure 29 1. Full-width ramp in stowed position 3. H=height of the trailer or truck bed to the ground 2.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. CAUTION If you leave the ignition key in the switch, someone could accidently start the engine and serious injure you or other bystanders. Remove the ignition key from the switch before you perform any maintenance. Maintenance Safety • Never tamper with safety devices. Check their proper operation regularly.
Maintenance Service Interval Maintenance Procedure Every 100 hours • • • • Every 150 hours • Inspect the primary filter and the air-inlet screen. Every 200 hours • Change the engine-oil filter. • Check, clean and gap the spark plug. Every 300 hours • Replace the primary air filter (more often in dirty or dusty conditions). • Check the inner air filter (more often in dirty or dusty conditions). Every 500 hours • Adjust the caster-pivot bearing. • Change the hydraulic filters and hydraulic fluid.
Lubrication Opening the Engine Guard Rotate the engine guard forward as shown in Figure 33. Greasing the Machine Grease with No. 2 lithium or molybdenum grease. 1. Disengage the PTO and set 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. Clean the grease fittings with a rag. Note: Make sure to scrape any paint off the front of the fitting(s). 4. Connect a grease gun to the fitting. 5.
Greasing the Front Caster Pivots Note: Thread-locking adhesive has been applied to lock the spacer nuts to the axle. Remove the axle (with the other spacer nut still assembled to it) from the wheel assembly. Service Interval: Yearly 6. Pry out the seals, inspect bearings for wear or damage, and replace them if necessary. 7. Pack the bearings with a general-purpose grease. 8. Insert 1 bearing and 1 new seal into the wheel. Grease type: Lithium or molybdenum grease 1.
Engine Maintenance Greasing the Motion Controls Engine Safety Service Interval: Yearly • Shut off the engine before checking the oil or Grease the operator-presence-control balljoint and the motion-control bushing for both levers. adding oil to the crankcase. • Keep your hands, feet, face, clothing, and other Note: Use an oil drip between the lever brackets to body parts away from the muffler and other hot surfaces. grease the bushing, located in the pivot tube.
Inspecting the Filters 1. Inspect the safety filter. If it is dirty, replace both the safety and primary filters. Important: Do not attempt to clean the safety filter. If the safety filter is dirty, then the primary filter is damaged. 2. Note: Holes in the filter appear as bright spots. Do not clean the primary filter. g012996 Figure 37 1. Air-inlet cover 3. Air-cleaner body 2. Air-inlet screen 4.
Servicing the Engine Oil Engine-Oil Specifications Oil Type: Detergent oil (API service SJ or higher) Oil Capacity: 1.65 L (56 fl oz) with the filter; 1.50 L (51 fl oz) without the filter g031514 Viscosity: See the table below. g012991 Figure 39 Note: Use a synthetic oil with 5W-20 or 5W-30 rating, up to 4°C (40°F). Note: Synthetic oils provide better starting when the temperature is below -23°C (-10°F).
2. Disengage the PTO, move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 3. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 4. Change the engine oil as shown in Figure 41. g031514 g027660 Figure 42 g027660 Figure 41 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 42). 33 6.
Changing the Engine-Oil Filter Servicing the Spark Plug Service Interval: Every 200 hours Service Interval: Every 200 hours Note: Change the engine-oil filter more frequently Make sure that the air gap between the center and side electrodes is correct before installing the spark plug. when operating conditions are extremely dusty or sandy. 1. Drain the oil from the engine; refer to Changing the Engine Oil (page 32). 2. Change the engine-oil filter (Figure 43).
Checking the Spark Plug Checking the Spark Arrester 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. For Machines with a Spark Arrester If you see light brown or gray on the insulator, the engine is operating properly. A black coating on the insulator usually means the air cleaner is dirty. Service Interval: Every 50 hours WARNING Set the gap to 0.75 mm (0.03 inch).
Removing the Fuel Tank Fuel System Maintenance Draining the Fuel Tank 1. Lower the platform. 2. Release the cushion; refer to Releasing the Cushion for Rear Access (page 27). 3. Remove the cross bracket. You can drain the fuel tank by removing it and pouring the fuel out of the fill neck; refer to Removing the Fuel Tank (page 36). You can also drain the fuel tank by using a siphon in the following procedure. DANGER In certain conditions, fuel is extremely flammable and highly explosive.
Replacing the Fuel Filter Service Interval: Every 800 hours/Yearly (whichever comes first) Electrical System Maintenance Do not install a dirty filter if it is removed from the fuel line. Electrical System Safety Note: Wipe up any spilled fuel. • Disconnect the battery or remove the spark-plug 1. Park the machine on a level surface, disengage the 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.
Charging the Battery WARNING Charging the battery produces gasses that can explode. Never smoke near the battery and keep sparks and flames away from battery. Important: Always keep the battery fully charged (1.265 specific gravity) to prevent battery damage when the temperature is below 0°C (32°F). 1. Remove the battery from the chassis; refer to Removing the Battery (page 37). 2. Check the electrolyte level. 3. Ensure that the filler caps are installed on the battery. 4.
Installing the Battery Servicing the Fuses Install the battery as shown in Figure 52. The electrical system is protected by fuses. It requires no maintenance. If a fuse blows, check the component or circuit for a malfunction or short. 1. Park the machine on a level surface, disengage the 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. Release the operator cushion from the rear of the machine.
Drive System Maintenance Note: If you are unable to achieve proper tracking by adjusting the left control rod, contact your Authorized Service Dealer. 6. Check that the machine does not creep from the neutral position with the park brakes disengaged. 7. Install the fuel tank, if you removed it. 8. Install the cushion. Adjusting the Tracking If you push both motion-control levers forward the same distance and the machine pulls to 1 side, adjust the tracking as follows. 1.
Adjusting the Caster-Pivot Bearing Servicing the Caster Wheels and Bearings Service Interval: Every 500 hours/Yearly (whichever comes first) The caster wheels rotate on a roller bearing supported by a spanner bushing. If the bearing is kept well lubricated, wear will be minimal. Failure to keep the bearing well lubricated causes rapid wear. A wobbly caster wheel usually indicates a worn bearing. 1.
9. 10. Tighten the locknut until the spanner bushing bottoms against the inside of the caster forks (Figure 57). 4. Check the condition of the wire-harness leads, connectors, and terminals. Clean or repair them as necessary. Grease the fitting on the caster wheel. 5. Verify that 12 V is present at the clutch connector when the you engage the PTO switch. 6. Measure the gap between the rotor and armature. If the gap is greater than 1 mm (0.
E. Using a 0.010 inch thick-feeler gauge, verify that a gap is present between the rotor and armature face on both sides of the brake pole as shown in Figure 62 and Figure 63. F. Note: Due to the way the rotor and Perform the following safety check: i. Start the engine from the operator’s position. ii. Make sure that the blades do not engage when the PTO switch is in the OFF position and the clutch is disengaged.
Cooling System Maintenance Brake Maintenance Cleaning the Air-Intake Screen Service Interval: Before each use or daily Testing the Parking Brake Before each use, test the parking brake on both a level surface and slope. Service Interval: Before each use or daily Always engage the parking brake when you stop the machine or leave it unattended. If the parking brake does not hold securely, adjust it.
Belt Maintenance Checking the Belts Service Interval: Every 100 hours—Check the mower-deck belt(s). Check belts for cracks, frayed edges, burn marks, wear, signs of overheating, or any other damage. The signs of a worn mower belt are squealing while the belt is rotating, blades slipping while you are cutting grass, frayed belt edges, burn marks, and cracks. Replace the mower belt if you detect any of these signs. Replacing the Mower-Deck Belt 1. Disengage the PTO and engage the parking brake. 2.
Replacing the Transmission Belt CAUTION The spring is under tension when installed and can cause personal injury. Service Interval: Every 1,000 hours—Replace the transmission belt. 1. Remove the fuel tank; refer to Removing the Fuel Tank (page 36). 2. Remove the hydraulic-reservoir cap. 3. Locate the drain plugs in the bottom of the transmission and place a drain pan under the plug (Figure 67). Wear safety glasses and be careful when removing the spring. g267274 Figure 67 1. Drain plug 4.
Controls System Maintenance Adjusting the Motion-Control Levers If the motion-control levers do not align horizontally, adjust the motion-control levers. 1. Park the machine on a level surface, disengage the 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. Push the motion-control levers down out of the NEUTRAL-LOCK position (Figure 69). 4.
Hydraulic System Maintenance Hydraulic System Safety • Seek immediate medical attention if fluid is injected into skin. Injected fluid must be surgically removed within a few hours by a doctor. • Ensure that all hydraulic-fluid hoses and lines are in good condition and all hydraulic connections and fittings are tight before applying pressure to the hydraulic system. • Keep your body and hands away from pinhole leaks or nozzles that eject high-pressure hydraulic fluid. g301336 Figure 71 1.
4. Remove the hydraulic-reservoir cap. 5. Locate the drain plug in the bottom of each transmission and place a drain pan under the plugs (Figure 72). Important: Use the fluid specified in Hydraulic System Specifications (page 48) or equivalent. Other fluids could cause system damage. Important: Monitor the level of fluid in the hydraulic tank so that you do not overfill it. 13. Tighten the vent plugs. 14. Install the hydraulic-tank cap. 15. Install the fuel tank. 16.
Mower Deck Maintenance Blade Safety A worn or damaged blade can break, and a piece of the blade could be thrown toward you or bystanders, resulting in serious personal injury or death. g006530 Figure 74 • Inspect the blades periodically for wear or damage. • Use care when checking the blades. Wrap the blades or wear gloves, and use caution when servicing the blades. Only replace or sharpen the blades; never straighten or weld them. 1. Cutting edge 3. Wear/slot forming 2. Curved area 4.
WARNING A blade that is bent or damaged could break apart and could critically injure you or bystanders. g000552 Figure 77 • Always replace a bent or damaged blade with a new blade. 1. Sharpen at original angle. • Do not file or create sharp notches in the edges or surfaces of the blade. 2. Removing the Blades Note: If the blade stays in a horizontal position, the blade is balanced and can be used. Replace the blades if they hit a solid object, or if the blade is out of balance or bent. 1.
Checking the Mower Deck Side-to-Side Height 1. Adjust the rear-tire pressure. 2. Ensure that the blades are not bent; refer to Servicing the Cutting Blades (page 50). 3. Position the blades side to side. 4. Measure at the B and C locations from a level surface to the cutting edge of blade tips (Figure 81). g298850 Figure 80 1. Top spindle nut 3. Blade bolt 2. Flat of the spindle shaft 3. Apply copper-based lubricant or grease to the threads of the blade bolt as needed to prevent seizing.
Leveling the Mower Deck from Side to Side 1. Loosen the side nut and jam nut in the yokes you want to adjust (Figure 82). g001041 Figure 83 1. Measure the blade at points A and B 2. Measure from a level surface g031518 Figure 82 1. Top bolt 4. Side nut 2. Jam nut 5. Adjust these yokes to adjust the right side of the mower deck. 6. Adjust these yokes to adjust the left side of the mower deck. 3. Yoke 4. Leveling the Mower Deck from Front to Rear 1. 2.
2. Adjusting the Deck-Lift Spring Rotate the top bolt of the yokes to adjust the height of the mower deck (Figure 84). Note: Rotate the bolt clockwise to raise the deck; rotate the bolt counterclockwise to lower it. 3. Tighten the jam nuts and side bolts. 4. Check the front-to-rear pitch; refer to Checking the Mower Deck Front-to-Rear Pitch (page 53).
Replacing the Grass Deflector Cleaning Cleaning under the Mower Deck WARNING An uncovered discharge opening could allow the machine to throw objects toward you or bystanders, resulting in serious injury. Also, contact with the blade could occur. Service Interval: Before each use or daily Remove the grass buildup under the mower daily. Do not operate the machine unless you install a cover plate, a mulch plate, grass deflector, or bagger. 1.
Storage Fuel Tank (page 36), or operate the engine until it shuts off. Storage Safety D. Start the engine and allow it to run until it shuts off. Repeat with the choke engaged (if applicable) until the engine does not start. E. Dispose of fuel properly; recycle it according to local regulations. • Always shut off the machine, remove the ignition key, wait for all moving parts to stop, and allow the machine to cool before adjusting, servicing, cleaning, or storing it.
Troubleshooting Problem The engine does not start, starts hard, or fails to keep running. The engine loses power. The engine overheats. The machine does not drive. There is abnormal vibration. Possible Cause Corrective Action 1. The fuel tank is empty or the shutoff valve is closed. 1. Fill the fuel tank with fuel and open the valve 2. The choke control is not engaged. 3. A spark-plug wire is loose or disconnected. 4. A spark plug is pitted, fouled, or the gap is incorrect. 5.
Problem The cutting height is uneven. Possible Cause 1. Blade(s) are not sharp. 1. Sharpen the blade(s). 2. Cutting blade(s) is/are bent. 3. The mower deck is not level. 2. Install new cutting blade(s). 3. Level the mower deck side-to-side position. 4. Adjust the front-to-rear pitch. 5. Clean the underside of the mower deck. 6. Adjust the tire pressure. 7. Contact an Authorized Service Dealer. 4. The mower deck pitch is wrong. 5. The underside of mower deck is dirty. 6.
Schematics g301844 Electrical Schematic—138-8898 (Rev.
California Proposition 65 Warning Information What is this warning? You may see a product for sale that has a warning label like the following: WARNING: Cancer and Reproductive Harm—www.p65Warnings.ca.gov. What is Prop 65? Prop 65 applies to any company operating in California, selling products in California, or manufacturing products that may be sold in or brought into California.
