Form No. 3410-581 Rev B Z Master® Professional 3000 Series Riding Mower with 60in TURBO FORCE® Side Discharge Mower Model No. 74950—Serial No. 400000000 and Up Register at www.Toro.com.
This spark ignition system complies with Canadian ICES-002 It is a violation of California Public Resource Code Section 4442 or 4443 to use or operate the engine on any forest-covered, brush-covered, or grass-covered land unless the engine is equipped with a spark arrester, as defined in Section 4442, maintained in effective working order or the engine is constructed, equipped, and maintained for the prevention of fire. Please refer to the engine manufacturer’s information included with the machine.
Contents Servicing the Engine Oil.................................... 37 Servicing the Spark Plugs................................. 40 Checking the Spark Arrester ............................. 41 Fuel System Maintenance ................................... 42 Replacing the Fuel Filter ................................... 42 Servicing the Fuel Tank..................................... 42 Electrical System Maintenance ........................... 43 Electrical System Safety ...................................
Safety This machine has been designed in accordance with ANSI B71.4-2012. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury. Using this product for purposes other than its intended use could prove dangerous to you and bystanders. • Read and understand the contents of this Operator’s Manual before you start the engine.
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°. 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°. Fold along the appropriate line to match the recommended slope. 2. Align this edge with a vertical surface, a tree, building, fence pole, etc. 3. Example of how to compare slope with folded edge.
Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. decal58-6520 58-6520 decal106-2655 1. Grease 106-2655 1. Warning-do not touch or approach moving belts; remove the ignition key and read the instructions before servicing or performing maintenance. decal93-7818 93-7818 1.
decal110-2068 110-2068 1. Read the Operator's Manual. decal112-9028 112-9028 1. Warning—stay away from moving parts; keep all guards in place. decal107-3069 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.
decal116-4858 decal117-3864 116-4858 117-3864 1. Read the Operator’s Manual. 2. Fill to bottom of filler neck; warning—do not overfill the tank. decal116-5988 116-5988 1. Parking brake—engaged 2. Parking brake—disengaged decal116-8726 116-8726 1. Read the Operator’s Manual for recommended hydraulic fluid. decal121-7551 121-7551 decal117-3848 117-3848 1. Thrown object hazard—keep bystanders a safe distance from the machine 2.
decal126-2055 126-2055 1. Wheel lug nut torque 129 N∙m (95 ft-lb) (4x) 2. Wheel hub nut torque 319 N∙m (235 ft-lb) 3. Read and understand the Operator’s Manual before performing any maintenance, check torque after first 100 hours then every 500 hours thereafter. decal127-0326 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 decal126-4398 126-4398 1.
decaloemmarkt Manufacturer's Mark 1. Indicates the blade is identified as a part from the original machine manufacturer. decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance away from the battery. 2. No fire, open flame, or smoking 7. Wear eye protection; explosive gases can cause blindness and other injuries. 3. Caustic liquid/chemical burn hazard 4. Wear eye protection. 8.
decal132-0871 132-0871 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in those conditions on that day and at that site.
Hour Meter Product Overview The hour meter records the number of hours the engine has operated. It operates when the engine is running. Use these times for scheduling regular maintenance (Figure 6). Fuel Gauge The fuel gauge is located with the hour meter, and the bars light up when the ignition switch is in the ON position (Figure 6). The indicator light appears when the fuel level is low (approximately 1 gallon remaining in the fuel tank).
Choke Control Specifications Use the choke to start a cold engine. Pull the choke knob up to engage it. Push the choke knob down to disengage it (Figure 5). Note: Specifications and design are subject to change without notice. Width: Blade-Control Switch (Power Takeoff) The blade-control switch (PTO) engages and disengages power to the mower blades (Figure 5). Without deck 134.6 cm (53.0 inches) Deflector—up 156.8 cm (61.7 inches) Deflector— down 192.2 cm (75.
Operation containers on the ground, away from your vehicle before filling. • Remove the equipment from the truck or trailer Note: Determine the left and right sides of the and refuel it while it is on the ground. If this is not possible, then refuel from a portable container rather than a fuel-dispenser nozzle. machine from the normal operating position. Before Operation • Do not operate the machine without the entire exhaust system in place and in proper working condition.
Using Stabilizer/Conditioner Use a fuel stabilizer/conditioner in the machine to provide the following benefits: • Keeps fuel fresh during storage of 90 days or less (drain the fuel tank when storing the machine for more than 90 days) • Cleans the engine while it runs • Eliminates gum-like varnish buildup in the fuel system, which causes hard starting Important: Do not use fuel additives containing methanol or ethanol. Add the correct amount of fuel stabilizer/conditioner to the fuel.
Using the Rollover Protection System (ROPS) WARNING To avoid injury or death from rollover: keep the roll bar in the fully raised locked position and use the seat belt. Ensure that the seat is secured to the machine. WARNING There is no rollover protection when the roll bar is in the down position. • Lower the roll bar only when absolutely necessary. • Do not wear the seat belt when the roll bar is in the down position. • Drive slowly and carefully. • Raise the roll bar as soon as clearance permits.
DANGER CAUTION Operating the machine on wet grass or steep slopes can cause sliding and loss of control. • Do not operate on slopes greater than 15 degrees. This machine produces sound levels in excess of 85 dBA at the operator’s ear and can cause hearing loss through extended periods of exposure. • Reduce speed and use extreme caution on slopes. Wear hearing protection when operating this machine. • Do not operate the machine near water.
to the NEUTRAL-LOCK position. Try starting the engine; the engine should not start. Positioning the Seat The seat moves forward and backward. Position the seat where you have the best control of the machine and are most comfortable. To adjust, move the lever sideways to unlock the seat (Figure 12). g009181 Figure 11 1.
over if a wheel goes over the edge or if the edge gives way. • Stop the blades whenever you are not mowing. • Stop the machine and inspect the blades after striking an object or if there is an abnormal vibration in the machine. Make all necessary repairs before resuming operation. • Slow down and use caution when making turns and crossing roads and sidewalks with the machine. Always yield the right-of-way.
Disengaging the Parking Brake Slope Safety • Slow down the machine and use extra care on hillsides. Travel up and down on hillsides. Turf conditions can affect the stability of the machine. • Avoid turning the machine on slopes. If you must turn the machine, turn it slowly and gradually downhill, if possible. • Do not turn the machine sharply. Use care when reversing the machine. • Use extra care while operating the machine with attachments; they can affect the stability of the machine.
Operating the Throttle Operating the Ignition Switch You can move the throttle control between the FAST and SLOW positions (Figure 19). 1. Always use the FAST position when turning on the mower deck with the blade-control switch (PTO). Turn the ignition key to the START position (Figure 21). Note: When the engines starts, release the key. Important: Do not engage starter for more than 5 seconds at a time. If the engine fails to start allow a 15 second cool-down period between attempts.
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 engage the parking brake when leaving the machine unattended, even if just for a few minutes. Let the engine idle at slow throttle (turtle) for 60 seconds before turning the ignition switch to the OFF position. g032328 Figure 22 6. Turn the ignition key to the START position (Figure 23).
Using the Motion-Control Levers CAUTION Machine can spin very rapidly. Operator may lose control of machine and cause personal injury or damage to machine. • Use caution when making turns. • Slow the machine down before making sharp turns. g004532 Figure 25 1. Motion-control lever—NEUTRAL-LOCK position 4. Backward 2. Center, unlocked position 5. Front of machine 3. Forward Driving the Machine The drive wheels turn independently, powered by hydraulic motors on each axle.
Driving Forward Driving Backward Note: The engine stops when you move the traction-control with the parking brake engaged. To stop, pull the motion-control levers to the NEUTRAL position. 1. Disengage the parking brake; refer to Disengaging the Parking Brake (page 20). 2. Move the levers to the center, unlocked position. 3. To go forward, slowly push the motion-control levers forward (Figure 26). 1. Move the levers to the center, unlocked position. 2.
Stopping the Machine Adjusting the Height of Cut To stop the machine, move the traction-control levers to neutral, and then move them to the locked position, disengage the blade-control switch (PTO), and turn the ignition key to the OFF position. Using the Transport Lock The transport lock has 2 positions, and is used with the deck-lift pedal. There is a LOCK position and a UNLOCK position for the transport position (Figure 28).
Adjusting the Height-of-Cut Pin 2. The height-of-cut is adjusted from 25 to 140 mm (1 to 5-1/2 inches) in 6 mm (1/4 inch) increments by relocating the clevis pin into different hole locations. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Adjust the anti-scalp rollers as shown in Figure 30, Figure 31, and Figure 32. 1. Move the transport lock to the lock position. 2.
g027727 g029957 Figure 33 Figure 32 1. Anti-scalp roller 4. Flange nut 2. Spacer 5. Bolt Positioning the Flow Baffle 3. Bushing The following figures are only recommendations for use. Adjustments vary by grass type, moisture content, and the height of the grass. Adjusting the Flow Baffle Cam Locks Note: If the engine power draws down and the mower ground speed is the same, open up the baffle. This procedure is applicable only to machines with the flow-baffle locks.
Position B Operating Tips Use this position when bagging. Always align it with the blower opening. Using the Fast Throttle Setting For best mowing and maximum air circulation, operate the engine at the FAST 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 in uncut grass. Always try to have 1 side of the mower free from uncut grass, which allows air to be drawn into the mower.
Using the Fuel-Shutoff Valve drop onto your lawn. To avoid this, move onto a previously cut area with the blades engaged or you can disengage the mower deck while moving forward. The fuel-shutoff valve is located under the seat. Move the seat forward to access it. Keeping the Underside of the Mower Clean Close the fuel-shutoff valve for transport, maintenance, and storage. Clean clippings and dirt from the underside of the mower after each use.
The drive-wheel-release valves are located in the back of each hydraulic-drive unit, under the seat. WARNING Driving on the street or roadway without turn signals, lights, reflective markings, or a slow-moving-vehicle emblem is dangerous and can lead to accidents causing personal injury. Note: Make sure that the release valves are in the fully horizontal position when operating the machine or severe damage to the hydraulic system can occur. 1. 2.
g028043 Figure 40 1. Back the machine up the ramp. 2. Drive the machine forward down the ramp. Important: Do not use narrow individual ramps for each side of the machine. WARNING Loading a machine onto a trailer or truck increases the possibility of tip-over and could cause serious injury or death (Figure 41). • Use extreme caution when operating a machine on a ramp. • Use only a full-width ramp; do not use individual ramps for each side of the machine.
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 8 hours • Change the engine oil. After the first 100 hours • Check the wheel lug nut torque. • Check the wheel-hub slotted-nut torque. • Check the parking brake adjustment. After the first 250 hours • Change the hydraulic filters and hydraulic fluid when using any type of fluid. Before each use or daily • • • • • • • • Check the safety system. Check the engine-oil level.
CAUTION If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition before you perform any maintenance. Pre-Maintenance Procedures genuine Toro replacement parts and accessories. Replacement parts and accessories made by other manufacturers could be dangerous, and such use could void the product warranty. Maintenance and Storage • Check the parking brake operation frequently.
Lubrication Greasing the Mower Grease more frequently when operating conditions are extremely dusty or sandy. Service Interval: Yearly—Grease the pump-belt-idler arm. Yearly—Grease the front caster pivots (more often in dirty or dusty conditions). Yearly—Repack the front caster-wheel bearings (more often in dirty or dusty conditions). Grease Type: No. 2 general-purpose lithium-based or molybdenum-based grease 1. 2. 3.
5. Note: Keep the dust cap off until greasing is Lubricating the Caster-Wheel Hubs done. Service Interval: Yearly Remove the dust cap and adjust the caster pivots. 6. Remove the hex plug. 7. Thread a grease fitting into the hole. 8. Pump grease into the fitting until it oozes out around the top bearing. 9. Remove the grease fitting in the hole. 10. 1. Shut off the engine, wait for all moving parts to stop, remove the key, and engage the parking brake.
12. With the open end of the wheel facing up, fill the area inside the wheel around the axle full of general-purpose grease. 13. Insert the second bearing and new seal into the wheel. 14. 15. Engine Maintenance WARNING Contact with hot surfaces may cause personal injury. Apply a thread-locking adhesive to the second spacer nut, and thread it onto the axle with the wrench flats facing outward. Keep your hands, feet, face, clothing, and other body parts away the muffler and other hot surfaces.
5. Install the air-cleaner cover with the breather cap down, and rotate so that the retaining clamps lock the cover in place (Figure 47). Servicing the Engine Oil Oil Type: Detergent oil (API service SG, SH, SJ, or higher) Crankcase Capacity: with a filter change, 2.3 L (2.4 US qt); without a filter change, 2.1 L (2.2 US qt) Viscosity: See the table below. g009031 Figure 47 1. Air-cleaner clamps 3. Primary air filter 2. Air-cleaner cover 4. Secondary air filter Servicing the Primary Filter 1.
2. Changing the Engine Oil Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position (Figure 49). 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 run for 5 minutes. Note: This warms the oil so it drains better. 2. g008804 3. 4.
5. Changing the Engine-Oil Filter Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the additional oil to bring it to the Full mark (Figure 51). Service Interval: Every 200 hours Note: Change the engine-oil filter more frequently when operating conditions are extremely dusty or sandy. 1. Drain the oil from the engine; refer to Changing the Engine Oil (page 38). 2. Change the engine-oil filter (Figure 52). g008804 g027660 Figure 51 6.
Servicing the Spark Plugs Service Interval: Every 100 hours—Check and gap the spark plugs. Make sure 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(s) and a gapping tool/feeler gauge to check and adjust the air gap. Install a new spark plug(s) if necessary. g009922 Type : NGK BPR4ES or equivalent Air Gap: 0.76 mm (0.030 inch) Removing the Spark Plug 1.
5. Installing the Spark Plug Install the left hydraulic-unit shroud (Figure 53). Tighten the spark plug(s) to 24.4 to 29.8 N∙m (18 to 22 ft-lb). Checking the Spark Plug Important: Do not clean the spark plug(s). Always replace the spark plug(s) when it has: a black coating, worn electrodes, an oily film, or cracks. 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. Set the gap to 0.76 mm (0.03 inch).
Servicing the Fuel Tank Fuel 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. Replacing the Fuel Filter Service Interval: Every 500 hours/Yearly (whichever comes first) (more often in dirty or dusty conditions). The fuel filter is located near the engine on the front or rear side of the engine. 1.
Removing the Battery Electrical System Maintenance 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 battery terminals and metal parts of the machine.
Installing the Battery Note: Position the battery in the tray with the terminal posts opposite from the hydraulic tank (Figure 58). g000960 Figure 60 g032526 Figure 59 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). This is especially important to prevent battery damage when the temperature is below 0°C (32°F). 1.
Servicing the Fuses Drive System Maintenance The electrical system is protected by fuses. It requires no maintenance, however, if a fuse blows check the component/circuit for a malfunction or short. 1. The fuses are located on the console to the right of the seat (Figure 61). 2. To replace the fuses, pull out on the fuse to remove it. 3. Checking the Seat Belt Service Interval: Before each use or daily Inspect the seat belt for wear, cuts, and proper operation of the retractor and buckle.
8. Tighten the stop plate (Figure 63). g010153 Figure 63 Left control lever shown 1. Control lever 3. Stop plate 2. Bolt g008943 Figure 62 1. ROPS knob (locked position) 3. Roll bar in the upright position 2. Pull the ROPS knob out and rotate it 90° to change the roll bar position. 4. Roll bar in the folded position Checking the Tire Pressure Service Interval: Every 50 hours/Monthly (whichever comes first) Maintain the air pressure in the rear tires at 90 kPa (13 psi).
g001055 Figure 64 Checking the Wheel Lug Nuts Check and torque the wheel lug nuts to 122 to 129 N∙m (90 to 95 ft-lb). g024121 Figure 65 Checking the Wheel-Hub Slotted Nut 1. Slotted nut Service Interval: After the first 100 hours Adjusting the Caster-Pivot Bearing Every 500 hours Check and ensure that the torque of the slotted nut is 286 to 352 N∙m (211 to 260 ft-lb). Service Interval: Every 500 hours/Yearly (whichever comes first) Note: Do not use anti-seize compound on the wheel hub. 1.
Removing the Clutch Shim 1. Shut off the engine, wait for all moving parts to stop, remove the key, engage the parking brake, and allow the machine to cool completely before starting these instructions. 2. Using an air compressor, blow out any debris from under the brake pole and around the brake spacers (Figure 68). g001297 Figure 66 1. Spring washers 3. Dust cap g010868 2. Lock nut Figure 68 3.
B. Using needle-nose pliers, or by hand, hold the tab and remove the shim (Figure 70). Note: Do not discard the shim until proper clutch function has been confirmed. g010873 Figure 72 1. Feeler gauge • If the gap is less than 0.25 mm (0.01 g010871 Figure 70 inch), then install the shim; refer to Using the Clutch Shim (page 48). 1. Shim • If the gap is sufficient, proceed to the C. safety check in step F.
Cleaning the Engine-Cooling Fins and Shrouds Cooling System Maintenance Cleaning the Engine Screen and Engine-Oil Cooler Service Interval: Every 100 hours/Yearly (whichever comes first) 1. Disengage the blade-control switch (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. Remove the air-intake screen, the recoil starter, and the fan housing (Figure 74). 4.
Brake Maintenance Checking and Cleaning the Hydraulic-Unit Shrouds Adjusting the Parking Brake Service Interval: Before each use or daily 1. Disengage the blade-control switch (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. Move the seat forward. 4. Clean the debris and grass from the hydraulic-unit shrouds (Figure 75). 5.
Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours Replace the belt if it is worn. The signs of a worn belt include squealing while the belt is rotating; the blades slipping while cutting grass; and frayed edges, burn marks, and cracks on the belt. Replacing the Mower Belt g026961 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 2.
g027730 Figure 79 1. Position the belt cover 3. Ensure that the tab is under the metal catch 2. Slide the belt cover under the side catches g009038 Replacing the Hydraulic Pump-Drive Belt Figure 78 1. Clutch pulley 2. Mower belt 5. Square hole in the idler arm for the ratchet 6. Idler-grease fitting 3. Spring-loaded idler pulley 7. Belt guide 4. Ratchet 1. Disengage the blade-control switch (PTO) and engage the parking brake. 2.
Controls System Maintenance Adjusting the Control-Handle Position There are 2 height positions for the control levers—high and low. Remove the bolts to adjust the height for the operator. 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, 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.
4. Remove the electrical connection from the seat safety switch, located under the bottom cushion of the seat. Note: The switch is a part of the seat assembly. 5. 6. 7. g009195 Figure 82 5. If the ends of the levers hit against each other, refer to Adjusting the Control-Handle Position (page 54). 6. Repeat to adjust the control levers. Temporarily install a jumper wire across the terminals in the connector of the main wire harness.
the lever, allow the reverse-indicator springs to bring the levers back to neutral. 1. Loosen the jam nut. 2. Tighten or loosen the flanged nut to the desired feel. Note: The wheels must stop turning or slightly creep in reverse. 11. Note: For more resistance, tighten the flanged nut. For less resistance, loosen the flanged nut Shut off the unit, remove the jumper wire from the wire harness, and plug the connector into the seat switch. 12. Remove the jack stands. 13.
Hydraulic System Maintenance 7. Remove 1 dipstick from the hydraulic reservoir (Figure 86). 8. Wipe the dipstick off and thread the dipstick into the reservoir. Hydraulic System Safety 9. Remove the dipstick and look at the end (Figure 86). • Ensure that all hydraulic-fluid hoses and Important: Do not overfill the hydraulic lines are in good condition and all hydraulic connections and fittings are tight before applying pressure to the hydraulic system. units with oil as damage may occur.
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 your body and hands away from pinhole leaks or nozzles that eject high-pressure hydraulic fluid. • Use cardboard or paper to find hydraulic leaks.
Mower Deck Maintenance 7. Install the replacement hydraulic filter. 8. Install the pump-drive belt and the mower belt. 9. Remove the jack stands and lower the machine (Figure 87). 10. Add oil to the hydraulic reservoir and check for any leaks. Leveling the Mower Deck 11. Clean up any spilled oil. Setting up the Machine 12. Start the engine and let it run for about 2 minutes to purge air from the system. 13. Shut off the engine and check for leaks. 14.
g009196 Figure 90 1. 7.6 cm (3 inches) at position A is correct 2. 8.3 cm (3–1/4 inches) at position B is correct g027343 Figure 89 1. Deck-lift pedal 3. Transport lock 10. 2. Height-of-cut pin 6. Insert the height-adjustment pin into the 7.6 cm (3 inch) cutting-height position. 7. Release the transport lock and allow the deck to lower to the cutting height. 8. Raise the discharge chute. 9.
15. On both sides of the deck, measure from the level surface to the back tip of the blade (Postion B). The measurement should read 8.3 cm (3-1/4 inches); refer to Figure 90. 16. Fine-tune the adjuster screw by turning it to get 8.3 mm (3–1/4 inches) height (Figure 91). To increase the height, turn the adjustment nut clockwise; to decrease the height, turn the nut counterclockwise. Measure until all 4 sides are the correct height. Tighten all the jam nuts on the deck-lift arm assemblies. 18.
Inspecting the Blades Checking for Bent Blades Service Interval: Before each use or daily 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, and engage the parking brake. 1. Inspect the cutting edges (Figure 94). 2. If the edges are not sharp or have nicks, remove and sharpen the blade; refer to Sharpening the Blades (page 63). 2. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
Removing the Blades WARNING Blades must be replaced if a solid object is hit, if the blade is out of balance, or if the blade is bent. To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in nonconformance with safety standards. A blade that is bent or damaged could break apart and could seriously injure or kill you or bystanders.
Removing the Mower Deck Note: If the blade stays in a horizontal position, the blade is balanced and can be used. Note: If the blade is not balanced, file some WARNING metal off the end of the sail area only (Figure 97). Deck lift arm assemblies have stored energy. Removing the deck with out releasing the stored energy can cause serious injury or death. g000553 Do not attempt to disassemble the deck from the front frame without locking out the stored energy. Figure 98 1. Blade 3. 2.
8. Raise the deck struts and secure them in the up position. Slide the deck out to the right side of the machine. Replacing the Grass Deflector WARNING Operating the machine with the engine running at a speed greater than the factory setting can cause the machine to throw a part of the blade or engine at you or bystanders, resulting in serious injury or death. Do not operate the machine unless you install a cover plate, mulch plate, grass deflector, or bagger. 1.
Cleaning 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 under the Mower Service Interval: Before each use or daily 1. Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL-LOCK position, 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.
Storage Note: A fuel stabilizer/conditioner is most effective when mixed with fresh fuel and used at all times. Cleaning and Storing the Machine 1. Disengage the blade-control switch (PTO), engage the parking brake, turn the ignition key to the OFF position, and remove the key. 2. Remove grass clippings, dirt, and grime from the external parts of the entire machine (especially the engine and hydraulic system).
Troubleshooting Problem The starter does not crank. The engine does 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 the disengaged position. 2. The parking brake is not on. 3. The motion-control levers are not in the 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.
Problem The machine does not drive. The machine vibrates abnormally. The machine produces an uneven cutting height. Possible Cause 1. The bypass valves are not closed tight. 1. Tighten the bypass valves. 2. The pump belt is worn, loose, or broken. 3. The pump belt is off a pulley. 4. The idler spring is broken or missing. 5. The hydraulic oil level is low or too hot. 2. Change the belt. 1. Install new cutting blade(s). 2. The blade mounting bolt is loose. 3. The engine mounting bolts are loose. 4.
Schematics g009180 Wire Diagram (Rev.
Notes:
The Toro Warranty Landscape Contractor Equipment (LCE) A Limited Warranty (see warranty periods below) Riding Product Conditions and Products Covered 3. If for any reason you are dissatisfied with the Service Dealer’s analysis or with the assistance provided, contact us at: The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly promise to repair the Toro Products listed below if defective in materials or workmanship.
