Form No. 3424-443 Rev A Groundsmaster® 4300-D Traction Unit Model No. 30864—Serial No. 403270001 and Up Register at www.Toro.com.
Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready. The model and serial numbers are on a plate mounted on the left side of the frame under the footrest. Write the numbers in the space provided. This product complies with all relevant European directives; for details, please see the separate product specific Declaration of Conformity (DOC) sheet.
Contents Servicing the Diesel-Oxidation Catalyst (DOC) and the Soot Filter .............................. 52 Fuel System Maintenance ................................... 53 Servicing the Fuel Filter .................................... 53 Servicing the Fuel System ................................ 53 Servicing the Water Separator .......................... 54 Servicing the Fuel-Pickup Tube ........................ 54 Electrical System Maintenance ........................... 55 Electrical System Safety ......
Safety • Do not operate the machine without all guards This machine has been designed in accordance with EN ISO 5395:2013 and ANSI B71.4-2017. • Keep clear of any discharge opening. Keep General Safety • Keep children out of the operating area. Never and other safety protective devices in place and working on the machine. bystanders and pets a safe distance away from the machine. allow children to operate the machine. This product is capable of amputating hands and feet and of throwing objects.
decal106-6755 106-6755 1. Engine coolant under pressure. 3. Warning—do not touch the hot surface. 2. Explosion hazard—read the Operator's Manual. 4. Warning—read the Operator's Manual. decal117-0169 117-0169 1. Read the Operator's Manual. 2. Power point (10 A) 3. Head lights (10 A) 4. Power (10 A) 5. Engine start (15 A) decal110-0986 6. Optional air ride seat suspension (20 A) 110-0986 7. Engine computer management C (7.5 A) 1.
decal120-4158 120-4158 3. Engine—preheat 1. Read the Operator’s Manual. 2. Engine—start 4. Engine—shut off decal133-8062 133-8062 decal125-8754 125-8754 1. Head lights 6. Slow 2. Engage 7. Lower the cutting units 3. Power take-off (PTO) 8. Raise the cutting units 4. Disengage 9. Read the Operator’s Manual. 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.
decal125-2927 125-2927 1. Read the Operator’s Manual for maintenance information. decal104-1086 104-1086 1.
decal133-2930 133-2930 1. Warning—read the Operator's Manual; do not operate this machine unless you are trained. 4. Tipping hazard—slow the machine before turning; do not turn at high speeds; only drive on slopes with the cutting units lowered; always wear a seatbelt. 2. Warning—wear hearing protection. 5. Warning—do not park on slopes; lock the parking brake, shut off the engine and remove the ignition key before leaving the machine. 6. Warning—read the Operator's Manual; do not tow the machine. 3.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description 1 2 3 4 5 Use Qty. No parts required – Adjust the control arm position. No parts required – Remove shipping blocks and pins. No parts required – Adjust the roller scraper (optional). No parts required – Install the mulching baffle (optional). No parts required – Prepare the machine. Media and Additional Parts Description Operator's Manual Engine owner’s manual Use Qty.
2 3 Removing the Shipping Blocks and Pins Adjusting the Roller Scraper No Parts Required Optional Procedure No Parts Required 1. Remove and discard the shipping blocks from the cutting units. 2. Remove and discard the shipping pins from the cutting-unit suspension arms. Procedure The optional rear roller scraper functions best when there is an even gap of 0.5 to 1 mm (0.02 to 0.04 inch) between the scraper and the roller.
4 5 Installing the Mulching Baffle Preparing the Machine No Parts Required Optional Checking the Tire Pressure No Parts Required Check the tire pressure before use; refer to Checking the Tire Pressure (page 23). Procedure 1. Thoroughly clean debris from the mounting holes on the rear wall and left wall of the chamber. Important: Maintain pressure in all tires to ensure a good quality-of-cut and proper machine performance. Do not underinflate the tires. 2.
Brake Pedal Product Overview Press the brake pedal (Figure 5) to stop the machine. Controls Tilt-Steering Pedal Traction Pedal To tilt the steering wheel toward you, press the foot pedal down, pull the steering tower toward you to the most comfortable position, and release the pedal (Figure 5). To move the steering wheel away from you, press the foot pedal and release it when the steering wheel reaches the desired operating position.
g021208 g031683 Figure 6 1. Lower mow/raise control lever 2. Key switch 4. Enable/disable switch 3. InfoCenter 6. Headlight switch Figure 7 1. Hydraulic-filter-restriction indicator 5. Engine-speed switch Power Point The power point (Figure 8) is a 12 V power supply for electronic devices. Key Switch The key switch (Figure 6) has 3 positions: OFF, ON/PREHEAT , and START .
InfoCenter Icon Description SERVICE DUE Indicates when scheduled service should be performed Hours remaining until service Reset the service hours The status of the engine speed (rpm) Info icon Maximum traction speed setting g020650 Fast Figure 9 1. Indicator light 3. Middle button 2. Right button 4. Left button Slow • Left Button, Menu Access/Back Button—press this The fan is reversed. button to access the InfoCenter menus. You can use it to exit any menu that you are currently using.
InfoCenter Icon Description (cont'd.) InfoCenter Icon Description (cont'd.) Start the engine. Operator should change to indicated state The PTO is on. Symbols are often combined to form sentences. Some examples are shown below. The cruise control is on.
Using the Menus To access the InfoCenter menu system, press the menu access button while at the main screen. This brings you to the main menu. Refer to the following tables for a synopsis of the options available from the menus: Main Menu—Menu Item Description Faults Contains a list of the recent machine faults. Refer to the Service Manual or your authorized Toro distributor for more information on the Faults menu and the information contained there.
Protected Menus There are 2 operating configuration settings that are adjustable within the Settings Menu of the InfoCenter: auto idle time delay and counterbalance. To lock these settings, use the Protected Menu. Note: At the time of delivery, the initial password code is programmed by your distributor. Accessing Protected Menus Note: The factory default PIN code for you machine is either 0000 or 1234.
Viewing and Changing the Protected Menu Settings 1. In the Protected Menu, scroll down to Protect Settings. 2. To view and change the settings without entering a PIN code , use the right button to change the Protect Settings to OFF. 3. To view and change the settings with a PIN code, use the left button to change the Protect Settings to ON, set the PIN code, and turn the key in the ignition switch to the OFF position and then to the ON position. Setting the Counterbalance 1.
Specifications Note: Specifications and design are subject to change without notice.
Description Figure 12 reference Dimension or Weight Overall height A 217 cm (85.5 inches) Wheel tread (tire center to center) rear B 185 cm (72.5 inches) Overall width (transport position) C 231 cm (91 inches) Overall width (mowing position) D 247 cm (97 inches) Wheel base E 152 cm (60 inches) Overall length (transport position) F 315 cm (124 inches) Overall length (mowing position) G 315 cm (124 inches) Fuel-tank capacity 51 L (13.
Operation Filling the Fuel Tank Note: Determine the left and right sides of the machine from the normal operating position. Fuel Tank Capacity Fuel tank capacity: 53 L (14 US gallons) Before Operation Fuel Specification Important: Use only ultra-low sulphur diesel fuel. Fuel with higher rates of sulfur degrades the diesel oxidation catalyst (DOC), which causes operational problems and shortens the service life of engine components. Failure to observe the following cautions may damage the engine.
Adding Fuel Fuel Table Diesel fuel specification Location ASTM D975 No. 1-D S15 USA No. 2-D S15 EN 590 European Union ISO 8217 DMX International JIS K2204 Grade No. 2 Japan KSM-2610 Korea g194207 • Use only clean, fresh diesel fuel or biodiesel fuels. • Purchase fuel in quantities that can be used within 180 days to ensure fuel freshness. Use summer-grade diesel fuel (No. 2-D) at temperatures above -7°C (20°F) and winter-grade fuel (No. 1-D or No. 1-D/2-D blend) below that temperature.
Checking the Engine-Oil Level Before you start the engine and use the machine, check the oil level in the engine crankcase; refer to Checking the Engine-Oil Level (page 51). Checking the Cooling System g001055 Before you start the engine and use the machine, check the cooling system; refer to Checking the Cooling System (page 23).
Adjusting the Height of Cut Important: This cutting deck often cuts approximately 6 mm (1/4 inch) lower than a reel cutting unit with the same bench setting. It may be necessary to have the bench of the rotary cutting deck set 6 mm (1/4 inch) above that of reels cutting in the same area. g026184 Figure 16 Important: Access to the rear cutting units is greatly improved by removing the cutting unit from the tractor.
Burnishing the Brakes Checking the Safety-Interlock Switches To ensure optimum performance of the parking-brake system, burnish (break in) the brakes before use. Set the forward traction speed to 6.4 km/h (4 mph) to match the reverse traction speed (all 8 spacers moved to the top of the mow-speed control). With the engine at high idle, proceed forward with the mow-speed-control stop engaged and ride the brake for 15 seconds. Proceed backward at full reverse speed and ride the brake for 15 seconds.
Understanding the Diagnostic Light Changing the Counterbalance Settings The machine is equipped with a diagnostic light, which indicates if the machine detects a malfunction. The diagnostic light is located on the InfoCenter, above the display screen (Figure 17). When the machine functions properly and the key switch is moved to the ON/RUN position, the diagnostic light turns on briefly to indicate that the light is working properly.
Choosing Accessories Optional Equipment Configurations Angle Sail Blade High-Lift, Parallel-Sail Blade (Do not use with the mulching baffle) Mulching Baffle Roller Scraper Grass Cutting: 1.9 to 4.4 cm (3/4 to 1-3/4 inches) height of cut Recommended in most applications May work well in light or sparse turf Grass Cutting: 5 to 6.
During Operation • Before leaving the operating position (including to empty the catchers or to unclog the chute), do the following: During Operation Safety – Park the machine on level ground. General Safety – Disengage the power takeoff and lower the attachments. • The owner/operator can prevent and is responsible – Engage the parking brake. for accidents that may cause personal injury or property damage. – Shut off the engine and remove the key. – Wait for all moving parts to stop.
Starting the Engine • Avoid starting, stopping, or turning the machine on slopes. Avoid making sudden changes in speed or direction. Make turns slowly and gradually. Important: The fuel system automatically bleeds itself before starting the engine if you are starting the engine for the first time, the engine has shut off due to lack of fuel, or you have performed maintenance on the fuel system. 1.
7. 8. • If the back pressure in the DPF is too high or a When the cutting units are over the far edge of the mowing area, lift the cutting units. reset regeneration has not occurred for 100 hours, the engine computer signals you through the InfoCenter when reset regeneration is running. Perform a tear-shaped turn to quickly line up for your next pass. • Allow the reset regeneration process to complete before shutting off the engine.
DPF Ash Accumulation • When enough ash accumulates, the engine • The lighter ash is discharged through the exhaust system; the heavier ash collects in the soot filter. • Ash is a residue of the regeneration process. Over • time, the diesel particulate filter accumulates ash that does not discharge with the engine exhaust. • • The computer for the engine calculates the amount of ash accumulated in the DPF.
Types of Diesel Particulate Filter Regeneration Types of diesel particulate filter regeneration that are performed while the machine is operating: Type of Regeneration Conditions that cause DPF regeneration DPF description of operation Passive Occurs during normal operation of the machine at high-engine speed or high-engine load • The InfoCenter does not display an icon indicating passive regeneration.
Types of diesel particulate filter regeneration that require you to park the machine: (cont'd.) Type of Regeneration Conditions that cause DPF regeneration DPF description of operation Recovery Occurs because the operator ignored requests for a parked regeneration and continued operating the machine, adding more soot to the DPF • When the reset-standby/parked or recovery regeneration icon or ADVISORY #190 displays in the InfoCenter, a recovery regeneration is requested.
press the right button to select the Technician entry (Figure 25). DPF Operation Table (cont'd.) State Description Reset Regen The engine computer is running a reset regeneration. Parked Stby The engine computer is requesting that you run a parked regeneration. Parked Regen You initiated a parked regeneration request and the engine computer is processing the regeneration. Recov. Stby The engine computer is requesting that you run a recovery regeneration. Recov.
Assist DPF Regeneration • The icon displays in the InfoCenter while the reset regeneration is processing. • The engine computer adjusts engine settings to • Whenever possible, do not shut off the engine or raise the exhaust temperature. reduce engine speed while the reset regeneration is processing. • While operating the machine, run the engine at full engine speed and high load when possible to promote DPF regeneration.
g227304 g224394 Figure 30 2. Figure 32 Press the right button to change the inhibit regeneration setting from On to Off (Figure 30) or from Off to On (Figure 31). Note: If the engine exhaust temperature is too low, the InfoCenter displays ADVISORY #186 (Figure 33) to inform you to set the engine to full throttle (high idle).
Parked or Recovery Regeneration regeneration required—power takeoff disabled ADVISORY #189 (Figure 37). • When the engine computer requests either a parked regeneration or a recovery regeneration, the regeneration request icon (Figure 34) displays in the InfoCenter. g224398 Figure 37 Important: Perform a parked regeneration to restore the PTO function; refer to Preparing to Perform a Parked or Recovery Regeneration (page 38) and Performing a Parked or Recovery Regeneration (page 38).
Important: Perform a recovery regeneration 2. to restore the PTO function; refer to Preparing to Perform a Parked or Recovery Regeneration (page 38) and Performing a Parked or Recovery Regeneration (page 38). Move the machine outside to an area away from combustible materials. 3. Park the machine on a level surface. 4. Ensure that the traction control or motion-control levers are in the NEUTRAL position. 5. If applicable, shut off the PTO, and lower the cutting units or accessories. 6.
3. At the DPF checklist screen, verify that the parking brake is engaged and that the engine speed is set to low idle (Figure 45). g224402 g224407 g224629 Figure 43 2. At the VERIFY FUEL LEVEL screen, verify that you have 1/4 tank of fuel if you are performing the parked regeneration or 1/2 tank of fuel if you are performing the recovery regeneration, and press the right button to continue (Figure 44). g227679 Figure 45 4.
5. The InfoCenter displays the INITIATING DPF REGEN message (Figure 47). Check Message and Corrective Action Table (cont'd.) g224411 Corrective Action: Start and run the engine. g227681 Figure 47 6. Corrective Action: Run the engine to warm the coolant temperature to 60°C (140°F). The InfoCenter displays the time to complete message (Figure 48). Corrective Action: Change the engine speed to low idle. g224406 Corrective Action: Troubleshoot the engine computer condition and retry DPF regeneration.
Canceling a Parked or Recovery Regeneration displays ADVISORY #183 (Figure 50). Press the left button to exit to the home screen. Use the Parked Regen Cancel or Recovery Regen Cancel setting to cancel a running parked or recovery regeneration process. 1. Access the DPF Regeneration menu (Figure 52). g224392 Figure 50 g227305 Note: If the regeneration fails to complete, the Figure 52 InfoCenter displays Advisory #184 (Figure 50). Press the left button to exit to the home screen. 2.
Operating Tips build up in mower housing, cutting performance will decrease. Becoming Familiarized with the Machine Transporting the Machine Move the Enable/Disable switch to the DISABLE position and raise the cutting units to the TRANSPORT position. Move the Mow/Transport lever to the TRANSPORT position. Be careful when driving between objects so you do not accidentally damage the machine or cutting units. Use extra care when operating the machine on slopes; refer to Slope Safety (page 28).
After Operation After Operation Safety • Clean grass and debris from the cutting units, • • • • • • • mufflers, and engine compartment to help prevent fires. Clean up oil or fuel spills. If the cutting units are in the transport position, use the positive mechanical lock (if available) before you leave the machine unattended. Allow the engine to cool before storing the machine in any enclosure. Remove the key and shut off the fuel (if equipped) before storing or transporting the machine.
Pushing or Towing the Machine In an emergency, you can move the machine forward by actuating the bypass valve in the variable-displacement hydraulic pump and pushing or towing the machine. Important: Do not push or tow the machine faster than 3 to 4.8 km/h (2 to 3 mph). If you push or tow at a faster speed, internal transmission damage may occur. The bypass valves must be open whenever you push or tow the machine. 1. Locate the bypass valve on the left side of the hydrostat (Figure 56).
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Important: Refer to your engine owner’s manual for additional maintenance procedures. Important: If you are performing maintenance on the machine and run the engine with an engine exhaust-extraction duct, set the inhibit regen setting to ON; refer to Setting the Inhibit Regen (page 35).
Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Maintenance Check Item Tues. Wed. Thurs. Fri. Sat. Sun. Check the safety-interlock operation. Check the brake operation. Check the engine oil and fuel level. Drain the water/fuel separator. Check the air-filter-restriction indicator. Check the radiator and screen for debris. Check unusual engine noises.1 Check unusual operating noises. Check the hydraulic system fluid level. Check the hydraulic-filter indicator.
Pre-Maintenance Procedures Raising the Machine Use the following as points to jack up the machine: • Front of the machine—rectangular pad, under the axle tube, inside each front tire (Figure 57). Maintenance Safety • Before adjusting, cleaning, repairing, or leaving the machine, do the following: – Park the machine on a level surface. – Move the throttle switch to the low-idle position. – Disengage the cutting units. – Lower the cutting units. – Ensure that the traction is in neutral.
Lubrication • Cutting unit carrier-frame pivot (1 each)—Figure 60 Greasing the Bearings and Bushings If you operate the machine under normal conditions, use No. 2 lithium grease to lubricate all bearings and bushings at the specified maintenance interval. Lubricate bearings and bushings immediately after every washing, regardless of the interval listed.
• Axle-steering pivot (1)—Figure 63 • Cutting unit spindle-shaft bearings (2 per cutting unit)—Figure 66 Note: You can use either fitting, whichever is more accessible. Pump grease into the fitting until a small amount appears at bottom of the spindle housing (under the cutting unit).
Engine Maintenance Engine Safety • Shut off the engine and remove the key before checking the oil or adding oil to the crankcase. g194209 • Do not change the governor speed or overspeed the engine. Servicing the Air Cleaner Check the whole intake system for leaks, damage, or loose hose clamps. Do not use a damaged air filter. Service the air-cleaner filter only when the service indicator requires it.
Servicing the Engine Oil Oil Specification Use high-quality, low-ash engine oil that meets or exceeds the following specifications: • API service category CJ-4 or higher • ACEA service category E6 g194204 • JASO service category DH-2 Important: Using engine oil other than API CJ-4 or higher, ACEA E6, or JASO DH-2 may cause the diesel particulate filter to plug or cause engine damage.
Servicing the Diesel-Oxidation Catalyst (DOC) and the Soot Filter Service Interval: Every 6,000 hours—Disassemble, clean, and assemble the soot filter of the DPF or clean the soot filter if engine faults SPN 3251 FMI 0, SPN 3720 FMI 0, or SPN 3720 FMI 16 display in the InfoCenter.
Checking the Fuel Lines and Connections Fuel System Maintenance Inspect them for deterioration, damage, or loose connections. Servicing the Fuel Filter Service Interval: Every 400 hours—Replace the fuel filter. 1. Clean the area around the fuel-filter head (Figure 72). g021576 Figure 72 1. Fuel-filter head 2. Fuel filter 2. Remove the filter and clean the filter head mounting surface (Figure 72). 3. Lubricate the filter gasket with clean lubricating engine oil.
Servicing the Water Separator Servicing the Fuel-Pickup Tube Service Interval: Every 400 hours The fuel-pickup tube, located inside the fuel tank, is equipped with a screen to help prevent debris from entering the fuel system. Remove the fuel-pickup tube and clean screen as required.
Electrical System Maintenance Electrical System Safety • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal first and the negative last. • Charge the battery in an open, well-ventilated area, away from sparks and flames. Unplug the charger before connecting or disconnecting the battery. Wear protective clothing and use insulated tools. decal117-0169 Servicing the Battery Figure 75 1. Read the Operator's Manual.
Drive System Maintenance 4. Turn the key in the switch to the ON position, start the engine, and rotate the cam hex in either direction until the wheels cease rotation. 5. Tighten the locknut to secure the adjustment. Adjusting the Traction Drive for Neutral 6. Turn the key in the switch to the OFF position, remove the jack stands, and lower the machine to the ground. 7. Test drive the machine to make sure that it does not creep. The machine must not creep when the traction pedal is released.
Cooling System Maintenance CAUTION If the engine has been running, the pressurized, hot coolant can escape and cause burns. Cooling System Safety • Do not open the radiator cap when the engine is running. • Swallowing engine coolant can cause poisoning; keep out of reach from children and pets. • Use a rag when opening the radiator cap, and open the cap slowly to allow steam to escape. • Discharge of hot, pressurized coolant or touching a hot radiator and surrounding parts can cause severe burns. 1.
6. Thoroughly clean both sides of the oil cooler and the radiator (Figure 81) with compressed air. g004138 Figure 79 1. Rear-screen latch 2. Rear screen g004137 Figure 81 4. Clean the screen thoroughly with compressed air. 1. Radiator 5. Pivot the latches inward to release the oil cooler (Figure 80). 7. Pivot the oil cooler back into position and secure the latches. 8. Close the screen and secure the latch. g003974 Figure 80 1. Oil-cooler latches 2.
Brake Maintenance that the cable conduit does not rotate during tightening procedure. Adjusting the Parking Brakes Adjusting the Parking-Brake Latch Adjust the brakes when there is more than 2.5 cm (1 inch) of free travel (Figure 82) of the brake pedal, or when more holding force is required. Free travel is the distance the brake pedal moves before you feel braking resistance. If the parking brake fails to engage and latch, an adjustment to the brake pawl is required. 1.
Belt Maintenance Hydraulic System Maintenance Servicing the Alternator Belt Hydraulic System Safety • Seek immediate medical attention if fluid is injected Service Interval: Every 100 hours into skin. Injected fluid must be surgically removed within a few hours by a doctor. Proper tension of the belt allows 10 mm (3/8 inch) of deflection when a force of 4.5 kg (10 lb) is applied on the belt midway between the pulleys.
Industry Specifications: Vickers I-286-S (Quality Level), Vickers M-2950-S (Quality Level), Denison HF-0 Important: The ISO VG 46 Multigrade fluid has been found to offer optimal performance in a wide-range of temperature conditions. For operation in consistently high ambient temperatures, 18°C (65°F) to 49°C (120°F), ISO VG 68 hydraulic fluid may offer improved performance.
Changing the Hydraulic Fluid Important: Do not overfill. Replacing the Hydraulic Filters Service Interval: Every 800 hours If fluid becomes contaminated, contact your Toro Distributor because the system must be flushed. Contaminated fluid looks milky or black when compared to clean oil. 1. Turn the key in the switch to the OFF position and raise the hood. 2. Place a large drain pan under the fitting secured to the bottom of the hydraulic-fluid reservoir (Figure 87).
Checking the Hydraulic Lines and Hoses Service Interval: Before each use or daily Make all necessary repairs before operating. g031625 WARNING Hydraulic fluid escaping under pressure can penetrate skin and cause injury. • Make sure 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.
Cutting Unit Maintenance Mounting the Cutting Units to the Traction Unit Separating the Cutting Unit from the Traction Unit 1. 2. 1. Position the machine on a level surface and turn the key in the switch to the OFF position. Position the machine on a level surface, lower the cutting units to the floor, turn the key in the switch to the OFF position, and engage the parking brake. 2. Move the cutting unit into position in front of the traction unit. 3.
Blade Maintenance Assembling the Front Roller 1. Press the first bearing into the roller housing (Figure 92). Press on the outer race only or equally on the inner and outer race. 2. Insert the spacer (Figure 92). 3. Press the second bearing into the roller housing (Figure 92). Pressing equally on the inner and outer race until the inner race comes in contact with the spacer. 4. Install the roller assembly into the cutting-unit frame. 5. Verify that there is no more than a 1.5 mm (0.
5. Rotate the marked end of the blade to the 3 and 9 o’clock positions (Figure 93) and measure the heights. 6. Compare the 12 o’clock measured height to the height-of-cut setting. It should be within 0.7 mm (0.030 inch). The 3 and 9 o’clock heights should be 1.6 to 6.0 mm (0.06 to 0.24 inch) higher than the 12 o’clock setting and within 1.6 to 6.0 mm (0.06 to 0.24 inch) of each other. the 3 or 9 o’clock side is 1.6 to 6.0 mm (0.06 to 0.
Removing and Installing a Blade Inspecting and Sharpening the Blade Replace the blade if a solid object is hit, the blade is out of balance, or if the blade is bent. Always use genuine Toro replacement blades to be sure of safety and optimum performance. Never use replacement blades made by other manufacturers because they could be dangerous. 1. 2. Raise the cutting deck to the highest position, turn the key in the ignition switch to the OFF position, and engage the parking brake.
6. Storage If dull or nicked, sharpen only the top cutting edge while maintaining the original cutting angle (Figure 97). Preparing the Machine for Storage Note: The blade will remain balanced if the same amount of metal is removed from both cutting edges. Preparing the Traction Unit 1. 2. g006926 Figure 97 3. 1. Sharpen at this angle only 4. 7. To check the blade for being straight and parallel, lay the blade on a level surface and check its ends. 5.
9. Thoroughly clean and service the air-cleaner assembly. 10. Seal the air-cleaner inlet and the exhaust outlet with weatherproof tape. 11. Check the antifreeze protection and add as needed for expected minimum temperature in your area. Storing the Cutting Units If a cutting unit is separated from the traction unit for any length of time, install a spindle plug in the top of the spindle to protect the spindle from dust and water.
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The Toro Warranty A Two-Year Limited Warranty Conditions and Products Covered The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrant your Toro Commercial product (“Product”) to be free from defects in materials or workmanship for two years or 1500 operational hours*, whichever occurs first. This warranty is applicable to all products with the exception of Aerators (refer to separate warranty statements for these products).
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