Toro 02750 Operator's Manual
4-wheel drive 5-plex mower traction unit
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Summary of Contents for Toro 02750
- Page 1 Form No. 3392-628 Rev A T4240 4-Wheel Drive 5-Plex Mower Traction Unit Model No. 02750—Serial No. 315000001 and Up *3392-628* A Register at www.Toro.com. Original Instructions (EN)
- Page 2 You are responsible for operating the product properly and safely. You may contact Toro directly for product and accessory information, help finding a dealer, or to register your product at Toro Commercial Products Service Department Spellbrook, Bishop’s Stortford, CM23 4BU, England,...
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Page 3: Table Of Contents
Safety ................4 Checking the Torque of the Wheel Nuts.....39 Safe Operating Practices........... 4 Cooling System Maintenance ........39 Toro Riding Mower Safety ........6 Checking the Cooling System ........39 Sound Power Level ..........7 Removing Debris from the Cooling System ....40 Sound Pressure Level.......... -
Page 4: Safety
Safety • Replace damaged or worn silencers/mufflers. • Only use accessories and attachments approved by the manufacturer. This machine has been designed in accordance with EN ISO 5395:2013. • Before using, always visually inspect to see that the blades, blade bolts and cutter assembly are not worn or damaged. Improperly using or maintaining the machine can result Replace worn or damaged blades and bolts in sets to in injury. - Page 5 Safe Handling of Fuels • Do not change the engine governor settings or over-speed the engine. Operating the engine at excessive speed may • To avoid personal injury or property damage, use extreme increase the hazard of personal injury. care in handling fuel. Fuel is flammable and the vapors •...
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Page 6: Toro Riding Mower Safety
Do not remove the ROPS. • Any alterations to a ROPS must be approved by the The following list contains safety information specific to Toro manufacturer. products or other safety information that you must know that is not included in the safety standards. -
Page 7: Sound Power Level
Authorized Toro Distributor. • To ensure optimum performance and continued safety certification of the machine, use only 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. -
Page 8: Safety And Instructional Decals
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. 70-13-072 1. Jacking point 70-13-077 1. Warning—stop the engine and remove the ignition key before releasing or operating safety latches. - Page 9 953829 1. Crushing hazard, cutting unit—always lower the cutting units before going near them. 953877 953876 1. Forward speed 3. Slow 1. Differential lock 4. Reverse speed—directional control 2. Fast 2. Push down to engage the 5. Forward differential lock. speed—directional control 3.
- Page 10 111-3901 1. Transmission oil—read the Operator's Manual for more information. 111-3902 1. Warning—cutting hazard of hand, fan. 2. Hot surfaces—read the Operator's Manual for more information. 994912 1. Engage the parking brake. 7. Raise/lower the right cutting unit. 2. Disengage the parking 8.
- Page 11 953812 1. Fuel level 5. Air cleaner 9. Seat switch 13. Coolant level—30-40 mm (1-1.5 in) 2. Engine oil 6. Cutterheads 10. Hose lines 14. Grease points 3. Tires 11. Hydraulic oil 7. Clean and inspect the machine. 4. Fasteners 8.
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Page 12: Product Overview
111-8098 1. Tipping hazard—drive slowly when turning or going up slopes. 4. Warning—read the Operator's Manual; remove the key from the ignition and read the Operator's Manual before servicing or performing maintenance. 2. TIpping hazard—only drive up slopes that are between 0 and 5. -
Page 13: Controls
Controls Control Panel Components Figure 3 1. Throttle-control lever 7. Lighting switch (supplied 13. Hour meter 19. Transmission-oil filter with lighting kit) indicator 2. Cutting-unit-position lever 8. Warning-beacon switch 14. Transmission-neutral 20. Horn button (supplied with beacon kit) indicator 3. Parking-brake lever 9. -
Page 14: Throttle Control
into the neutral position. Service braking is effective on the front wheels only. WARNING The service braking system is not able to hold the mower at a standstill. Always ensure the parking brake is engaged to park the mower at a standstill. Emergency Brake In the event of service brake failure, turn the ignition off to bring the mower to a stand still. -
Page 15: Transport Latches
Transport Latches Cutting Unit Drive Switch Always raise the cutting units to the transport position and Always put the cutting unit drive switch in the O position secure with the transport latches and safety locks when when traveling between work areas. traveling between work areas (Figure Adjustable Steering Column... -
Page 16: Operator Seat
Operator Seat • Operator weight adjustment: Rotate the handle clockwise to increase suspension stiffness and counter-clockwise to decrease. The dial indicates when WARNING the optimum suspension adjustment has been set Never operate the machine without first checking according to operator weight (Figure that the operator seat mechanisms are in good working order and that, once adjusted and locked,... - Page 17 • • Height adjustment: Manually lift the seat for Backrest adjustment: Pull the handle outward to adjust incremental height adjustment. To lower, lift the seat the seat backrest angle. Release the handle to lock the seat beyond its highest setting, then allow it to drop to the backrest in position.
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Page 18: Warning Systems
Warning Systems Audible Warning Horn Press the H button (Figure 15) to provide an audible Engine-Coolant Overheating Warning warning. The engine-coolant warning light (Figure 11) illuminates and Important: The horn automatically sounds when the horn sounds if the engine coolant overheats. an engine coolant or hydraulic oil overheat condition occurs. -
Page 19: Indicator Lights
Fuel Gauge Cutting-Unit-Drive-Switch Indicator Light The fuel gauge shows the amount of fuel in the tank (Figure The cutting-unit-drive-switch indicator light (Figure 17). illuminates when the cutting unit drive switch is in the O position and the ignition key is turned to position I. FUEL Figure 20 G014558... -
Page 20: Specifications
11 km/h (6.85 mph) Hydraulic system capacity 77 L (20.3 US gallons) Attachments/Accessories A selection of Toro approved attachments and accessories are available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or Distributor. -
Page 21: Operation
Operation CAUTION Long-term exposure to vibration while operating Note: Determine the left and right sides of the machine the machine may cause some numbness in the from the normal operating position. hands and wrists. CAUTION Wear gloves that dampen the vibration whenever you operate the machine for an extended period of If you leave the key in the ignition switch, someone time. -
Page 22: Using The Operator Platform Latching Mechanism
WARNING DANGER Fuel is harmful or fatal if swallowed. Long-term In certain conditions during fueling, static exposure to vapors can cause serious injury and electricity can be released causing a spark which illness. can ignite the fuel vapors. A fire or explosion from fuel can burn you and others and can damage •... -
Page 23: Understanding The Operator Presence Controls
Understanding the Operator 4. Move the locking latch handle toward the front of the machine until the latch hooks clear the locking bar and Presence Controls raise the platform (Figure 24). Note: The engine stops if the operator leaves the seat Note: The gas spring will provide assistance. -
Page 24: Starting And Stopping The Engine
Starting and Stopping the Starting a Warm Engine Engine 1. Sit on the seat, keep your foot off the traction pedal so that it is in N , ensure the cutting unit drive EUTRAL Important: You must bleed the fuel system before switch is off, engage the parking brake and set the throttle to the 70 percent full throttle. -
Page 25: Adjusting The Height-Of-Cut
Adjusting the Height-of-Cut Dual Lift Configuration Control Refer to your cutting units Operator’s Manual to adjust the The dual lift configuration control function enables the lift height-of-cut. controls to be used in the following ways (Figure 27): Controlling the Position of an Individual Cutting Unit The cutting units may be raised or lowered independently using the bank of 3 lift-control levers. -
Page 26: Engaging The Cutting Unit Drive
Engaging the Cutting Unit To engage weight transfer: You can vary the amount of weight transfer to suit operating conditions by rotating the Drive weight transfer hand wheel as follows: 1. Release the valve locknut 1/2 turn anti-clockwise and hold. 2. -
Page 27: Jacking Points
Clearing the Cutting Cylinders WARNING Never attempt to rotate the cutting cylinders by hand. • There may be some residual pressure in the hydraulic system which could cause injury through sudden movement of the cylinder(s) when the blockage is released. •... -
Page 28: Operating Tips
Operating Tips WARNING Take care when traveling over obstacles such as Becoming Familiar with the Machine roadside curbs. Always travel at slow speed over obstacles to prevent damage to the tires, wheels, Before mowing grass, practice operating the machine in an and steering system. -
Page 29: Maintenance
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Change the engine oil and filter. • Change the transmission-oil filter. After the first 50 hours •... -
Page 30: Daily Maintenance Checklist
Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Maintenance Check Item Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Check the safety interlock operation. Check the brake operation. Check the engine oil and fuel level. Check the air filter restriction indicator. Check the radiator and screen for debris. -
Page 31: Pre-Maintenance
Important: Regular maintenance is essential for the continued safe operation of the machine. Correct servicing will prolong the working life of the machine and safeguard the Warranty. Always use genuine Toro service parts as these ware accurately matched to the required duty. The use of non-genuine parts may result in personal injury or death. -
Page 32: Service Interval Chart
Service Interval Chart Figure 31... -
Page 33: Lubrication
Lubrication bearings and bushings immediately after every washing, regardless of the interval listed. Replace any damaged grease fittings. Greasing the Bearings, Grease all cutting unit grease points and inject sufficient Bushings, and Pivots grease such that you can see clean grease escaping from the roller end caps. -
Page 34: Engine Maintenance
• Alternate oil: SAE 10W-30 or 5W-30 (all temperatures) Important: Be sure the cover is seated correctly and Toro Premium Engine oil is available from your distributor in seals with the air cleaner body. either 15W-40 or 10W-30 viscosity. 1. Open the engine cover. -
Page 35: Changing The Engine Oil And Filter
Changing the Engine Oil and 3. Remove the dipstick, wipe it clean, and install it (Figure 35). Filter Service Interval: After the first 50 hours Every 150 hours 1. Remove the drain plug (Figure 37) and let the oil flow into a drain pan. -
Page 36: Fuel System Maintenance
Bleeding the Fuel System Fuel System Maintenance You must bleed the fuel system before starting the engine after any of the following situations: • Initial start up of a new machine DANGER • Engine has ceased running due to lack of fuel Under certain conditions, diesel fuel and fuel vapors are highly flammable and explosive. -
Page 37: Bleeding Air From The Fuel Injectors
Bleeding Air from the Fuel Electrical System Injectors Maintenance Note: Only use this procedure if the fuel system has been Important: Before welding on the machine, disconnect purged of air through normal priming procedures and the both cables from the battery and the terminal connector engine will not start;... -
Page 38: Drive System Maintenance
4. Install the housing. soda and water. Rinse it with clear water. Coat the battery posts and cable connectors with Grafo 112X (skin-over) grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. Figure 40 1. Transmission-oil filter 3. -
Page 39: Checking The Tire Pressure
Cooling System Maintenance Capacity of the cooling system is 14 L (3.7 US gallons). Always protect the cooling system with a 50/50 solution of water and ethylene glycol anti-freeze. Do not use water only in the cooling system. • After every 100 operating hours, tighten hose connections. G014442 Replace any deteriorated hoses. -
Page 40: Removing Debris From The Cooling System
Brake Maintenance 3. If the coolant level is low, add a 50/50 mixture of water and ethylene glycol anti–freeze. Do not overfill. Important: Do not use water only or Towing the Machine alcohol/methanol base coolants. 1. Apply the parking brake of the towing machine. 4. -
Page 41: Recommissioning The Machine After Towing
Important: The valve is fully open at 3 WARNING counter-clockwise revolutions. Do not open the Before using the machine, ensure that the braking valve past 3 revolutions system operates correctly. Carry out initial checks Note: The steering must be operated manually when with the machine at slow speed. -
Page 42: Belt Maintenance
Belt Maintenance Controls System Maintenance Check the condition and tension of the alternator belt after the first day of operation and every 100 operating hours thereafter. Checking the Forward/Reverse Travel Pedal Action Checking the Condition and Tension of the Alternator Belt With the engine switched off, operate the forward and reverse travel pedals through the full range of articulation and ensure that the mechanism returns freely to the N... -
Page 43: Checking The Transmission Neutral Interlock Switch
Hydraulic System 7. Rise from the operator seat and check that the engine stops. Maintenance Checking the Transmission WARNING Neutral Interlock Switch Hydraulic fluid escaping under pressure can 1. Stop the engine. penetrate skin and cause injury. 2. Remove your foot from the forward/reverse travel •... -
Page 44: Checking The Hydraulic Fluid
47). Remove cap from the tank. Toro Premium All Season Hydraulic Fluid (Available in 5 gallon pails or 55 gallon drums. See parts catalog or Toro distributor for part numbers.) Alternate fluids: If the Toro fluid is not available, other fluids may be used provided they meet all the following material properties and industry specifications. -
Page 45: Changing The Hydraulic Oil Return Filter
Changing the Hydraulic Oil Checking the Hydraulic Oil Return Filter Overheat Warning System Service Interval: After the first 50 hours Service Interval: Every 500 hours Every 500 hours 1. Remove the return filter. 2. Wipe oil onto the new return filter gasket. 3. -
Page 46: Cutting Unit Maintenance
B. Clean the battery, terminals, and posts with a wire brush and baking soda solution. C. Coat the cable terminals and battery posts with Grafo 112X skin-over grease (Toro part 505-47) or petroleum jelly to prevent corrosion. D. Slowly recharge the battery every 60 days for 24 hours to prevent lead sulfation of the battery. -
Page 47: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action There are areas of uncut grass at the 1. You are turning too tightly. 1. Increase the turning radius. overlap between cutting cylinders. 2. The machine slides sideways when 2. Mow up/down the slope. traveling across the face of a slope. - Page 48 Problem Possible Cause Corrective Action There are lines of uncut or badly cut grass 1. There is tram lining of the cutting 1. Back lap or grind the edges. in the direction of travel. edges due to heavy contact caused by poor cutting-cylinder-to-bottom-blade adjustment.
- Page 49 Problem Possible Cause Corrective Action The hydraulic oil system is overheating. 1. There is a blocked screen. 1. Clean the screen. 2. The oil cooler fins are dirty/blocked. 2. Clean the fins. 3. The engine radiator is dirty/blocked. 3. Clean the radiator. 4.
- Page 50 Problem Possible Cause Corrective Action After an initial period of satisfactory 1. A pump or motor is worn. 1. Replace parts as necessary. operation, the machine loses power. 2. The hydraulic oil level is low. 2. Fill hydraulic oil tank to correct level 3.
- Page 51 Problem Possible Cause Corrective Action The cutting units fail to start up when 1. The seat sensor switch is 1. Check the mechanical and electrical lowered into work. malfunctioning. operation of the switch. 2. The hydraulic-oil level is low. 2. Fill the hydraulic-oil reservoir to the correct level.
- Page 52 Notes:...
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- Page 55 The Way Toro Uses Information Toro may use your personal information to process warranty claims, to contact you in the event of a product recall and for any other purpose which we tell you about. Toro may share your information with Toro's affiliates, dealers or other business partners in connection with any of these activities. We will not sell your personal information to any other company.
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Page 56: The Toro Total Coverage Guarantee
Countries Other than the United States or Canada Customers should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.