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Form No. 3465-528 Rev A GrandStand ® HDX Mower With 52in and 60in TURBO FORCE ® Cutting Unit Model No. 72506—Serial No. 414500000 and Up Model No. 72510—Serial No. 414500000 and Up *3465-528* Register at www.Toro.com. Original Instructions (EN)
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Section 4442 or 4443 to use or operate the engine on additional information, contact an Authorized Service any forest-covered, brush-covered, or grass-covered Dealer or Toro Customer Service and have the model land unless the engine is equipped with a spark and serial numbers of your product ready.
Contents Removing the Fuel Tank ........36 Replacing the Fuel Filter ........37 Electrical System Maintenance ......37 Safety ............... 4 Electrical System Safety ........37 Safety-Alert Symbol..........4 Servicing the Battery......... 37 General Safety ........... 4 Servicing the Fuses .......... 39 Safety and Instructional Decals ......
Safety familiar with the instructions, and physically capable to operate the machine. • Stop the machine, shut off the engine, and remove Safety-Alert Symbol the ignition key before servicing, fueling, or unclogging the machine. The safety-alert symbol (Figure 3) shown in this manual and on the machine identifies important safety Improperly using or maintaining this machine can messages that you must follow to prevent accidents.
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. decal112-9028 112-9028 1. Warning—stay away from moving parts; keep all guards and shields in place.
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decal127-0326 decal131-3536 127-0326 131-3536 3. Remove the key and 1. Read the Operator's 1. Battery 4. Parking brake Manual. read the Operator's Manual before performing 2. Time 5. Engine—start maintenance. 3. Power takeoff (PTO) 6. Engage the handle bars. 2. Height of cut decal133-4604 133-4604 decal131-3521...
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decal147-4766 147-4766 1. Read the Operator’s Manual. Decal 161-1343 is included on Model 72506 only. decal138-1147 138-1147 1. Read the Operator’s 3. Bagging setting Manual. 2. Short, light grass 4. Tall, dense grass decal161-1343 161-1343 1. Read the Operator's Manual. decal142-5864 142-5864 decal132-0905...
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decal131-3526 131-3526 1. Power takeoff (PTO)—disengaged 5. Reverse 2. Fast 6. Traction drive 3. Slow 7. Engage the handles. 4. Neutral decal139-2878 139-2878 6. Thrown object hazard—keep bystanders away. 1. Warning—read the Operator’s Manual. 2. Warning—all operators should be trained before operating 7.
Controls Product Overview Become familiar with all the controls before you start the engine and operate the machine. Control Panel g402957 g402969 Figure 4 Figure 5 1. Anti-scalp roller 7. Hydraulic tank 1. Malfunction-indicator light 7. Throttle control 2. Front caster wheel 8.
To ensure optimum performance and continued safety operating level (Figure certification of the machine, use only genuine Toro replacement parts and accessories. Replacement parts and accessories made by other manufacturers Throttle Control could be dangerous, and such use could void the product warranty.
Operation – If you spill fuel, do not attempt to start the engine. Avoid creating a source of ignition until the fuel vapors have dissipated. Before Operation – Store fuel in an approved container and keep it out of the reach of children. •...
Adding Fuel Recommended Fuel • For best results, use only clean, fresh (less than 30 days old), unleaded gasoline with an octane rating of 87 or higher ((R+M)/2 rating method). • Ethanol: Gasoline with up to 10% ethanol (gasohol) or 15% MTBE (methyl tertiary butyl ether) by volume is acceptable.
Using the Safety-Interlock Testing the Safety-Interlock System System Service Interval: Before each use or daily DANGER Test the safety-interlock system before you use the machine each time. If safety-interlock switches are disconnected or damaged, the machine could operate Note: If the safety system does not operate as unexpectedly, which will result in serious described below, have an Authorized Service Dealer injury or death.
Avoid mowing in • Use only accessories and attachments approved wet conditions. by The Toro® Company. • Before you start the engine, ensure that all drives are in neutral, the parking brake is engaged, and Slope Safety you are in the operating position.
Starting the Engine distance (twice the width of the machine) between the machine and any hazard. Use a walk-behind machine or a handheld tool to operate in these Important: Do not engage the starter for more areas. than 5 seconds at a time. If the engine fails to start, wait 15 seconds between attempts.
Shutting Off the Engine Operating the Parking Brake CAUTION Always engage the parking brake when you shut off Children or bystanders may be injured if they the machine or leave it unattended. Before each use, move or attempt to operate the machine while check the parking brake for proper operation.
Operating the Disengaging the Mower Blades (PTO) Mower-Blade-Control Figure 13 Figure 14 show 2 ways to disengage Switch (PTO) the mower blades. Use the blade-control switch (PTO) in conjunction with the motion-control levers to engage and disengage the mower blades. DANGER The rotating blades under the mower deck are dangerous.
Operating the Throttle Using the Platform You can move the throttle control between F You can use the machine with the platform in the positions (Figure 15). up or down position. It is your preference on which position to use. Always use the F position when engaging the PTO.
g030983 Figure 18 g031026 1. Front reference bar 4. Right control lever Figure 17 2. Left control lever 5. Right control lever in the 1. Platform up 3. Pull the knob out to release position EUTRAL the platform. 3. Rear reference bar 6.
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 bystanders are exposed to blade contact and thrown debris.
Adjusting the Height-of-Cut Adjusting the Anti-Scalp Rollers The height-of-cut can be adjusted from 38 to 127 mm (1-1/2 to 5 inches) in 6 mm (1/4 inch) increments. Whenever you change the height-of-cut, adjust the Note: Using a height-of-cut under 51 mm (2 inches) height of the anti-scalp rollers.
Position B Use this position when bagging (Figure 24). g301806 Figure 22 1. Slot 2. Knob g012678 Figure 24 Positioning the Flow Baffle The following figures are for recommended use only. Adjustments vary by grass type, moisture content, Position C and the height of the grass.
Using Weights After Operation • Install weights to improve balance. You can add or remove weights to create optimized performance After Operation Safety under different operating conditions and for your preference. General Safety • Add or remove weights 1 at a time until you achieve the desired handling and balance.
Using the Fuel-Shutoff Move both bypass levers fully rearward. Valve Close the fuel-shutoff valve for transport, maintenance, and storage (Figure 26). Ensure that the fuel-shutoff valve is open when starting the engine. g412793 Figure 27 Disengage the parking brake. g404658 Push the machine to the desired location.
Transporting the Machine Selecting a Trailer 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.
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Tie down the machine near the front caster wheels, or front frame holes, and the rear bumper holes with straps, chains, cable, or ropes (Figure 31). Refer to local regulations for tie-down requirements. g403250 Figure 31...
To ensure optimum performance and continued the engine running. safety certification of the machine, use only • Carefully release pressure from components with genuine Toro replacement parts and accessories. stored energy. Replacement parts and accessories made by • Check the parking brake operation frequently.
Maintenance Service Maintenance Procedure Interval • Change the engine oil (more often in dirty or dusty conditions). • For Kawasaki engines—replace or clean and gap the spark plug. • Check the battery. • Check the clutch. Every 100 hours • Check and clean the engine cooling fins and shrouds (more often in dirty or dusty conditions).
Opening the Engine Guard Lubrication Rotate the engine guard forward as shown in Figure Greasing the Machine Grease with No. 2 lithium or molybdenum grease. Disengage the PTO and set the parking brake. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
Install the seal guards over the wheel hub and insert the wheel into the caster fork. Install the caster bolt and tighten the nut fully. Important: To prevent seal and bearing damage, check the bearing adjustment often by spinning the caster wheel. The wheel should not spin freely (more than 1 or 2 revolutions) or have any side play.
Engine Maintenance Clean the inside of the air-cleaner cover with compressed air. Gently slide the primary filter out of the Engine Safety air-cleaner body (Figure 36). • Shut off the engine before checking the oil or Note: Avoid knocking the filter into the side of adding oil to the crankcase.
Servicing the Engine Oil To keep dirt, grass clippings, etc., out of the engine, clean the area around the oil-fill cap and Service Interval: Before each use or daily dipstick before removing it (Figure 38). After the first 8 hours Every 100 hours (more often in dirty or dusty conditions).
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Changing the Engine Oil Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the Note: Dispose of the used oil at a recycling center. additional oil to bring it to the Full mark (Figure 40).
Servicing the Spark Plug(s) Service Interval: Every 100 hours Ensure that 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 and a gapping tool or feeler gauge to check and adjust the air gap.
Checking the Spark Arrester For Machines with a Spark Arrester Service Interval: Every 50 hours g027479 Figure 43 WARNING Hot exhaust-system components may ignite fuel vapors even after you shut off the engine. Installing the Spark Plug(s) Hot particles exhausted during engine operation may ignite flammable materials, resulting in personal injury or property damage.
Fuel System Maintenance DANGER In certain conditions, fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and others and can damage property. Refer to Fuel Safety (page 11) for a complete g273861 list of fuel related precautions. Figure 45 1.
Replacing the Fuel Filter Electrical System Maintenance Service Interval: Every 800 hours/Yearly (whichever comes first) Do not install a dirty filter if it is removed from the fuel Electrical System Safety line. • Disconnect the battery or remove the spark-plug Note: Wipe up any spilled fuel.
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g000538 Figure 49 1. Positive battery post 3. Red (+) charger lead 2. Negative battery post 4. Black (-) charger lead Installing the Battery Install the battery as shown. g403916 Figure 48 Charging the Battery WARNING Charging the battery produces gasses that can explode.
Servicing the Fuses Drive System Maintenance 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. Adjusting the Tracking Park the machine on a level surface, disengage the PTO, and engage the parking brake.
Checking the Tire Pressure Service Interval: Every 50 hours/Monthly (whichever comes first) Maintain the air pressure in the rear tires at 83 to 97 kPa (12 to 14 psi). Important: Uneven tire pressure can cause an uneven cut. Note: The front tires are semi-pneumatic tires and do not require air-pressure maintenance.
Adjusting the Caster-Pivot Servicing the Caster Bearing Wheels and Bearings Service Interval: Every 500 hours/Yearly (whichever The caster wheels rotate on a roller bearing supported by a spanner bushing. If the bearing is kept well comes first) lubricated, wear will be minimal. Failure to keep the Disengage the blade-control switch (PTO), move bearing well lubricated causes rapid wear.
Tighten the locknut until the spanner bushing Check the condition of the wire-harness leads, bottoms against the inside of the caster forks connectors, and terminals. Clean or repair them (Figure 55). as necessary. Grease the fitting on the caster wheel. Verify that 12 V is present at the clutch connector when the you engage the PTO switch.
Checking the Wheel-Lug Using a 0.010 inch thick-feeler gauge, verify that a gap is present between the rotor and Nuts armature face on both sides of the brake pole as shown in Figure 60 Figure Service Interval: After the first 100 hours—Check the Note: Due to the way the rotor and wheel-lug nuts.
Brake Maintenance Cooling System Maintenance Testing the Parking Brake Cleaning the Air-Intake Service Interval: Before each use or daily Screen 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.
Belt Maintenance Route the new belt around the engine pulley and deck pulleys. 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...
Replacing the Transmission Controls System Belt Maintenance Service Interval: Every 400 hours Adjusting the Every 1,000 hours—Replace the transmission belt. Motion-Control Levers Remove the fuel tank; refer to Removing the Fuel Tank (page 36). If the motion-control levers do not align horizontally, Remove the tension spring.
Hydraulic System Important: Ensure that the flat portion of the cam does not go above a vertical position Specifications (right or left); otherwise you may damage the switch. Hydraulic Fluid Type: Toro ® HYPR-OIL ™ Repeat steps through for the left hydraulic fluid motion-control lever.
Remove the hydraulic-reservoir cap. Locate the drain plug in the bottom of each transmission and place a drain pan under the plugs (Figure 72). g301336 Figure 71 1. Hydraulic-tank cap 2. Minimum cold fluid level Remove the cap from the filler neck (Figure 71).
Bleeding the Hydraulic System The traction system is self-bleeding, however, it may be necessary to bleed the system if fluid is changed or after work is performed on the system. Park the machine on a level surface, disengage the PTO, and engage the parking brake. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the g031544...
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. 1.
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3. Flat of the spindle shaft Operating a machine after incorrectly installing the blade assembly and/or not using genuine Toro blade and blade hardware could allow a blade or blade component to be thrown out from under the deck, resulting in serious injury or death.
Park the machine on a level surface, disengage the PTO, and engage the parking brake. Shut off the engine, remove the key, and disconnect the spark-plug wires from the spark plugs. Check the tire pressure of both drive tires; refer Checking the Tire Pressure (page 40).
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Checking the Mower Deck Leveling the Mower Deck Front-to-Rear Pitch Loosen the jam nuts on the linkages you want to adjust. Adjust the tire pressure in the rear tires to the correct specifications. Position 1 blade front-to-rear. Measure at A and B locations from a level surface to the cutting edge of the blade tips (Figure...
Matching the Height-of-Cut Adjusting the Deck-Lift Check the rear tire pressure. Spring Set the height-of-cut to the 76 cm (3 inches) Note: Adjusting the compression spring alters how position; refer to Adjusting the Height-of-Cut much the deck floats and the amount of effort needed (page 21).
Replacing the Grass Cleaning Deflector Cleaning under the Mower DANGER Deck An uncovered discharge opening allows objects to be thrown toward you or Service Interval: Before each use or daily bystanders. Also, contact with the blade Remove the grass buildup under the mower daily. could occur.
Storage Shut off the engine, allow it to cool, and drain the fuel tank; refer to Draining the Fuel Tank (page 36), or operate the engine Storage Safety until it shuts off. Start the engine and allow it to run until it •...
Troubleshooting Problem Possible Cause Corrective Action The engine does not start, starts hard, or 1. The fuel tank is empty or the shutoff 1. Fill the fuel tank with fuel and open the fails to keep running. valve is closed. valve 2.
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Problem Possible Cause Corrective Action The cutting height is uneven. 1. Blade(s) are not sharp. 1. Sharpen the blade(s). 2. Cutting blade(s) is/are bent. 2. Install new cutting blade(s). 3. The mower deck is not level. 3. Level the mower deck side-to-side position.
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While the exposure from Toro products may be negligible or well within the “no significant risk” range, out of an abundance of caution, Toro has elected to provide the Prop 65 warnings. Moreover, if Toro does not provide these warnings, it could be sued by the State of California or by private parties seeking to enforce Prop 65 and subject to substantial penalties.