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Schematics

Electrical Schematic (Rev. A)

Содержание 74513

Страница 1: ...v C GrandStand Multi Force Mower With 52in or 60in TURBO FORCE Cutting Unit Model No 74523 Serial No 316000001 and Up Model No 74529 Serial No 316000001 and Up Register at www Toro com Original Instructions EN 3400 596 C ...

Страница 2: ... Introduction This rotary blade riding lawn mower is intended to be used by professional hired operators or residential homeowners It is designed primarily for cutting grass on well maintained lawns on residential or commercial properties It is not designed for cutting brush or for agricultural uses Read this information carefully to learn how to operate and maintain your product properly and to a...

Страница 3: ...ots 29 Greasing the Caster Wheel Hubs 29 Engine Maintenance 30 Servicing the Air Cleaner 30 Servicing the Engine Oil 31 Servicing the Spark Plug 34 Checking the Spark Arrester 35 Fuel System Maintenance 35 Draining the Fuel Tank 35 Removing the Fuel Tank 36 Servicing the Fuel Filter 36 Electrical System Maintenance 37 Servicing the Battery 37 Servicing the Fuses 39 Drive System Maintenance 39 Adju...

Страница 4: ...s and attachments you need to properly and safely perform the job Use only accessories and attachments approved by the manufacturer Wear appropriate clothing including safety glasses long pants substantial slip resistant footwear gloves and hearing protection Tie back long hair Do not wear jewelry Inspect the area where you will use the equipment and ensure that all objects are removed from the ar...

Страница 5: ...ck or trailer and fuel it on the ground If this is not possible then add fuel with such equipment as a portable container rather than from a fuel dispenser nozzle Keep the nozzle in contact with the rim of the fuel tank or container opening at all times until fueling is complete Do not use a nozzle lock open device If you spill fuel on clothing change your clothing immediately Do not overfill the ...

Страница 6: ...th ramp that is wide enough to extend beyond the width of the machine Do not carry passengers Do not carry equipment on the machine Slope Operation All slopes and ramps require extra caution If you feel uneasy on a slope do not mow it Remove obstacles such as rocks tree limbs etc from the mowing area Watch for holes ruts or bumps Tall grass can hide obstacles Use caution near drop offs ditches or ...

Страница 7: ... 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 20 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 7 ...

Страница 8: ... can cause blindness and other injuries 3 Caustic liquid chemical burn hazard 8 Battery acid can cause blindness or severe burns 4 Wear eye protection 9 Flush eyes immediately with water and get medical help fast 5 Read the Operator s Manual 10 Contains lead do not discard 106 5517 1 Warning do not touch the hot surface 112 3858 1 Read the Operator s Manual 3 Remove the ignition key before adjusti...

Страница 9: ...l dense grass wet conditions maximum ground speed 131 3507 1 Read the Operator s Manual 2 Belt tensioner 131 3521 1 Height of cut 131 3524 1 Read the Operator s Manual 3 Oil level 2 Transmission oil 131 3528 15A 15A 10A 7 5A 131 3528 1 Ingition 15 A 3 Power takeoff PTO 10 A 2 Accessory port 15 A 4 Infocenter 7 5 A 9 ...

Страница 10: ...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 133 4648 1 Read the Operator s Manual for more information on servicing the machine 131 3526 1 Power takeoff PTO disengaged 5 Reverse 2 Fast 6 Traction drive 3 Slow 7 Engage the handles 4 Ne...

Страница 11: ...nce 3 Thrown object hazard keep the deflector lowered during operation 7 Warning engage the parking brake shut off the engine and remove the key from the ignition before leaving the machine 4 Cutting severing hazard of hand or foot keep away from moving parts keep all guards and shields in place 8 Tipping hazard do not operate near drop offs or near water 133 1432 1 Disengage the parking brake 4 P...

Страница 12: ...ion control lever 5 Hour meter 12 Blade control switch PTO 6 Ignition switch 13 Left motion control lever 7 Throttle control Electronic Control Unit Malfunction Indicator Light The electronic control unit ECU continuously monitors the operation of the EFI system If a problem or fault within the system is detected the malfunction indicator light MIL is illuminated Figure 5 The MIL is the red light ...

Страница 13: ... accessory frame to attach only Toro approved accessories to the machine Figure 4 Refer to the Operator s Manual for the accessory for installation instructions Accessory Frame Lock The accessory frame lock holds the frame in place on the machine using the lock pin Always lock the frame unless a hydraulic kit is installed with an accessory on the machine Figure 4 Adjustable Casters When using the ...

Страница 14: ... in excess of 85 dBA at the operator s ear and can cause hearing loss from extended periods of exposure Wear hearing protection when operating this machine Use protective equipment for your eyes ears and feet G009027 1 2 Figure 7 1 Wear eye protection 2 Wear hearing protection Adding Fuel For best results use only clean fresh less than 30 days old unleaded gasoline with an octane rating of 87 or h...

Страница 15: ... nozzle in contact with the rim of the fuel tank or container opening at all times until fueling is complete WARNING Gasoline is harmful or fatal if swallowed Long term exposure to vapors can cause serious injury and illness Avoid prolonged breathing of vapors Keep face away from nozzle and gas tank or conditioner bottle opening Avoid contact with skin wash off spills with soap and water Using Sta...

Страница 16: ...he parking brake when leaving the machine unattended Setting the Parking Brake Pull the parking brake lever rearward into the ENGAGED position Figure 8 Figure 8 1 Parking brake engaged 2 Parking brake released Releasing the Parking Brake Push the parking brake lever forward Figure 8 Operating the Mower Blade Control Switch PTO Use the blade control switch PTO in conjunction with the motion control...

Страница 17: ...ne fails to start wait 15 seconds between attempts Failure to follow these instructions can burn out the starter motor Note You may need to repeat the cycle for starting the engine when you start it for the first time after you have filled a completely empty fuel system with fuel Figure 13 Figure 14 Using the Fuel Shutoff Valve Close the fuel shutoff valve for transport maintenance and storage Fig...

Страница 18: ...l system with fuel Figure 16 Shutting Off the Engine 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 Let the engine idle at slow throttle turtle for 60 seconds before turning the ignition switch off Figure 17 Important Make sure that the f...

Страница 19: ...e parking brake 4 Move either motion control lever to the center unlocked position 5 Continue holding the motion control lever in the center unlocked position pull up on the blade control switch PTO and release the switch Note The clutch should engage and the mower blades rotate 6 Move or release the motion control levers into the NEUTRAL LOCK position Note The blades should stop rotating and the ...

Страница 20: ...ackward 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 Always operate the machine in the FULL THROTTLE position when mowing CAUTION The machine can spin very rapidly and you may lose control of machine causing personal injury to you and damage to machine Slow the machine down before maki...

Страница 21: ... the machine refer to Setting the Parking Brake page 16 Note 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 Always remove the ignition key and set the parking brake when leaving the machine unattended Pushing the Machine by Hand The bypass valves allow you to push the machine by hand without the engin...

Страница 22: ...treme 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 the machine up the ramp and walk it forward down the ramp Figure 25 Figure 25 1 Back the machine up the ramp 2 Walk the machine down the ramp Important Do not use narrow individual ramps for each side of the machine Ensure that the ramp is long eno...

Страница 23: ...s the height of the trailer or truck bed to the ground This will ensure that the ramp angle does not exceed 15 degrees on flat ground Back the machine up the ramp and walk it forward down the ramp Avoid sudden acceleration or deceleration while driving the machine on a ramp as this could cause a loss of control or a tip over situation g027996 5 1 2 6 Figure 26 1 Full width ramp in stowed position ...

Страница 24: ... material down toward the turf If the grass deflector is ever damaged replace it immediately Never put your hands or feet under the mower Never try to clear the discharge area or mower blades unless you release the bail and the power takeoff PTO is off Rotate the ignition key to the OFF position Also remove the key and disconnect the wire s off the spark plug s Adjusting the Height of Cut The heig...

Страница 25: ...pacers and bushings are installed Figure 28 g018324 Figure 28 1 Bushing 4 Bolt 2 Anti scalp roller 5 Nut 3 Spacer Adjusting the Flow Baffle You can adjust the mower discharge flow for different types of mowing conditions Position the cam lock and baffle to provide the best quality of cut 1 Disengage the PTO move the motion control levers to the NEUTRAL LOCK position and set the parking brake 2 Shu...

Страница 26: ...32 Use for this position for the following In tall dense grass mowing conditions In wet conditions Lowers the engine power consumption Allows increased ground speed in heavy conditions G012679 Figure 32 Using the Mid Size Weight Install weights to improve balance You can add or remove weights to create optimized performance under different mowing conditions and for your preference Add or remove we...

Страница 27: ... Change the engine oil filter Check clean and gap the spark plug Every 300 hours Replace the primary air filter more often in dusty or sandy conditions Check the inner air filter Every 500 hours Adjust the caster pivot bearing Check the wheel hub nuts Check the hydraulic fluid level Change the hydraulic filters and hydraulic fluid Every 600 hours Replace the inner air filter Every 800 hours Replac...

Страница 28: ... machine 6 Tighten the twist knobs Lubrication 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 Pum...

Страница 29: ...xle with the other spacer nut still assembled to it from the wheel assembly 5 Pry out the seals inspect bearings for wear or damage and replace them if necessary 6 Pack the bearings with a general purpose grease 7 Insert 1 bearing and 1 new seal into the wheel Note You must replace the seals 8 If both spacer nuts in the axle assembly have been removed or broken loose apply a thread locking adhesiv...

Страница 30: ... extremely dusty or sandy Removing the Filters 1 Disengage the PTO move the motion control levers to the NEUTRAL LOCK position 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 Release the latches on the air cleaner and pull the air inlet cover off the air cleaner body Figure 37 4 Clean the air inlet screen ...

Страница 31: ...engine with both air filters and the cover installed 1 If installing new filters check each filter for shipping damage Note Do not use a damaged filter 2 If you are replacing the safety filter carefully slide it into the filter body Figure 38 3 Carefully slide the primary filter over the safety filter Figure 38 Note Ensure that the primary filter is fully seated by pushing on the outer rim while i...

Страница 32: ...position 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 Figure 40 B A C D E G027659 F G H I J Figure 40 Changing the Engine Oil Service Interval After the first 8 hours Every 100 hours more often in dirty or dusty conditions Note Dispose of the used oil at a recycling center 1 Start the engine and let it ru...

Страница 33: ...he operating position Figure 41 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 B A C D E F g027660 Figure 42 6 Start the engine and drive to a flat area 7 Check the oil level again 33 ...

Страница 34: ...ug s and a gapping tool feeler gauge to check and adjust the air gap Install a new spark plug s if necessary Type for all Engines Kohler 25 132 14 c Champion XC12YC or equivalent Air Gap 0 75 mm 0 03 inch Removing the Spark Plug 1 Disengage the PTO move the motion control levers to the NEUTRAL LOCK position and set the parking brake 2 Shut off the engine remove the key and wait for all moving part...

Страница 35: ...k 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 gasoline is extremely flammable and highly explosive A fire or explosion from gasoline can burn you and others and can damage property Drain gasoline from the fuel ta...

Страница 36: ...e Fuel Filter Replacing the Fuel Filter Service Interval Every 800 hours Yearly whichever comes first Do not install a dirty filter if it is removed from the fuel line Note Wipe up any spilled fuel 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 Close the fuel shutoff valve refer to Usi...

Страница 37: ...dly poison that causes severe burns Removing the Battery WARNING Battery terminals or metal tools could short against metal machine components causing sparks Sparks can cause the battery gasses to explode resulting in personal injury When removing or installing the battery do not allow the battery terminals to touch any metal parts of the machine Do not allow metal tools to short between the batte...

Страница 38: ...r to page 2 Check the electrolyte level 3 Ensure that the filler caps are installed on the battery 4 Charge the battery for 1 hour at 25 to 30 A or 6 hours at 4 to 6 A 5 When the battery is fully charged unplug the charger from the electrical outlet and disconnect the charger leads from the battery posts Figure 52 6 Install the battery onto the machine and connect the battery cables refer to Insta...

Страница 39: ...rear of the machine refer to page Note For easier access you can also remove the fuel tank refer to Removing the Fuel Tank page 36 4 Rotate the left control rod in quarter turn increments until the machine tracks straight Figure 54 Note If the machine pulls to the right shorten the control rod by rotating it to the right If the machine pulls to the left lengthen the rod by rotating it to the left ...

Страница 40: ... Pivot Bearing Service Interval Every 500 hours Yearly whichever comes first 1 Disengage the blade control switch PTO move the motion control levers to the NEUTRAL LOCK position 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 Remove the dust cap from the caster and tighten the locknut Figure 56 4 Tighten t...

Страница 41: ...7 8 Install the caster wheel into the caster fork and secure it with the wheel bolt and locknut Figure 57 9 Tighten the locknut until the spanner bushing bottoms against the inside of the caster forks Figure 57 10 Grease the fitting on the caster wheel Using the Clutch Shim Some later model year units have been built with clutches that contain a brake shim When the clutch brake has worn to the poi...

Страница 42: ...resent between the rotor and armature face on both sides of the brake pole as shown in Figure 62 and Figure 63 Note Due to the way the rotor and armature faces wear peaks and valleys it is sometimes difficult to measure the true gap Figure 62 1 Feeler gauge Figure 63 1 Feeler gauge If the gap is less than 0 010 inch then install the shim and refer to page If the gap is sufficient proceed to the sa...

Страница 43: ...head cooling fins air intake screen on the flywheel end and the carburetor governor levers and linkage This helps ensure that adequate cooling and correct engine speed and reduces the possibility of overheating or mechanical damage to the engine Cleaning the Cooling System Service Interval Every 100 hours Check and clean the engine cooling fins and shrouds 1 Disengage the PTO and set the parking b...

Страница 44: ...kes 1 Remove the fuel tank refer to Removing the Fuel Tank page 36 2 Loosen the bolt on the cable clamp on the left side of the machine Figure 65 1 Cable 3 Bolt and nut 2 Cable clamp 3 Pull down on the cables until they are taut 4 Tighten the nut 5 Install the fuel tank cross bracket and cushion Belt Maintenance Replacing the Mower Deck Belt Service Interval Every 100 hours Check the mower deck be...

Страница 45: ... hose Figure 68 Figure 68 1 Lower hydraulic hose 3 Tension spring 2 Transmission belt 6 Remove the tension spring Figure 68 CAUTION The spring is under tension when installed and can cause personal injury Wear safety glasses and be careful when removing the spring 7 Remove the deck belt from the clutch and clutch stop Figure 68 8 Install the new belt 9 Install the tension spring and lower hydrauli...

Страница 46: ...tion control lever 3 Check the horizontal alignment here 2 Right motion control lever in the Neutral lock position 4 Right motion control lever 5 To adjust the motion control levers horizontally you must adjust the cam 6 Release the cushion from the rear of the machine 7 Loosen the nut holding the cam Figure 70 Figure 70 1 Cam 2 Nut 8 Adjust the cam until it aligns with the left motion control lev...

Страница 47: ...evel 5 Remove the cap from the filler neck Figure 71 Note Look inside to check the fluid level in the reservoir 6 Add fluid to the reservoir until it reaches the fill level 7 Install the cap on the filler neck 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 ...

Страница 48: ...ug 2 Hydraulic filter 6 Remove the drain plugs 7 Allow the hydraulic fluid to fully drain from the machine 8 Remove the hydraulic filter cap and filter from each transmission 9 Install new hydraulic filters with the spring side facing out and install the filter caps 10 Install the drain plugs 11 Loosen the vent plug in each transmission so that it is loose and wobbles Figure 73 Note This allows ai...

Страница 49: ...n 5 Check the hydraulic fluid level as it drops and add fluid as required to maintain the proper level 6 Repeat this procedure for the opposite wheel Mower Deck Maintenance Removing the Mower Deck 1 Shut off the engine wait for all moving parts to stop engage the parking brake and remove the key 2 Use the height of cut lever to lower the mower deck onto wood blocks 3 Remove the mower deck belt ref...

Страница 50: ...o Replacing the Mower Deck Belt page 44 6 Level the mower deck refer to Leveling the Mower Deck from Side to Side page 53 and Leveling the Mower Deck from Front to Rear page 54 Servicing the Cutting Blades 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 WARNING A worn or damaged blade can break and a piec...

Страница 51: ...mensions obtained in steps 4 and 5 must not exceed 3 mm 1 8 inch Note If this dimension exceeds 3 mm 1 8 inch replace the blade WARNING A blade that is bent or damaged could break apart and could critically injure you or bystanders Always replace a bent or damaged blade with a new blade Do not file or create sharp notches in the edges or surfaces of the blade Removing the Blades Replace the blades...

Страница 52: ...igure 81 1 Blade 2 Balancer 3 If the blade is not balanced file some metal off the end of the sail area only Figure 79 4 Repeat this procedure until the blade is balanced Installing the Blades 1 Install the blade onto the spindle shaft Figure 82 Important The curved part of the blade must be pointing upward toward the inside of the mower to ensure proper cutting 2 Install the spring disk and blade...

Страница 53: ...that the blades are not bent refer to page 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 83 Figure 83 1 Measure from a level surface 2 Measure the blade at points B and C 5 The difference between measurements B and C should be no more than 6 mm 1 4 inch Note If it is not correct refer to page Leveling the Mower D...

Страница 54: ...tch is not correct refer to Leveling the Mower Deck from Front to Rear page 54 Leveling the Mower Deck from Front to Rear 1 Loosen the jam nut and side bolt in the yokes that you want to adjust Figure 86 Figure 86 1 Top bolt 4 Side nut 2 Jam nut 5 Adjust these yokes to adjust the front side of the mower deck 3 Yoke 6 Adjust these yokes to adjust the rear side of the mower deck 2 Rotate the top bol...

Страница 55: ... until the blade tips match 7 6 cm 3 inches 8 Tighten the jam nuts and side bolts Adjusting the Deck Lift Spring Note Adjusting the deck lift spring alters how much the deck floats and how much effort it takes to lift the deck when using the height of cut handle 1 Raise the deck lift lever and lock it into the TRANSPORT position 2 Check the length between the spring nut and the rear side of the we...

Страница 56: ...nd of spring is installed behind deck edge before installing the bolt as shown in Figure 89 5 Install the bolt and the nut 6 Place 1 J hook end of the spring around the grass deflector Figure 89 Important The grass deflector must be able to rotate Lift the deflector up to the full open position and ensure that it rotates into the full down position Cleaning Cleaning under the Mower Service Interva...

Страница 57: ... fuel in the tank B Run the engine to distribute the conditioned fuel through the fuel system 5 minutes C Shut off the engine allow it to cool and drain the fuel tank refer to Draining the Fuel Tank page 35 or operate the engine until it stops D Start the engine and allow it to run until it stops Repeat on Choke until engine does not start E Dispose of fuel properly Recycle as per local regulation...

Страница 58: ...lugged 6 Clean or replace the fuel cap 7 Dirt is in the fuel filter 7 Replace the fuel filter The engine loses power 8 Dirt water or stale fuel is in the fuel system 8 Contact an Authorized Service Dealer 1 The engine load is excessive 1 Reduce the ground speed 2 The oil level in the crankcase is low 2 Add oil to the crankcase The engine overheats 3 The cooling fins and air passages under the engi...

Страница 59: ... clutch is out of adjustment 6 Adjust the clutch air gap 7 The clutch connector or wire is damaged 7 Contact an Authorized Service Dealer 8 The electric clutch is damaged 8 Contact an Authorized Service Dealer 9 The safety interlock system prevents blade rotation 9 Contact an Authorized Service Dealer The blades do not rotate 10 The PTO switch is faulty 10 Contact an Authorized Service Dealer 1 Th...

Страница 60: ...Schematics Electrical Schematic Rev A 60 ...

Страница 61: ...Notes ...

Страница 62: ...Notes ...

Страница 63: ...Notes ...

Страница 64: ...performed by a dealer or by you is at your expense Items and Conditions Not Covered There is no other express warranty except for special emission system coverage and engine warranty coverage on some products This express warranty does not cover the following Cost of regular maintenance service or parts such as filters fuel lubricants oil changes spark plugs air filters blade sharpening or worn bl...

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