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Form No. 3392-628 Rev B T4240 4-Wheel Drive 5-Plex Mower Traction Unit Model No. 02750—Serial No. 315000001 and Up *3392-628* B Register at www.Toro.com. Original Instructions (EN)
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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 foot rest.
Contents Draining the Fuel Tank ........35 Checking the Fuel Lines and Connections..........35 Safety ............... 4 Replacing the Fuel Filter Canister ..... 35 General Safety........... 4 Bleeding the Fuel System ......... 36 Safety and Instructional Decals ......4 Bleeding Air from the Fuel Injectors....36 Product Overview .............
Safety • Do not operate the machine without all guards and other safety protective devices in place and functioning properly on the machine. This machine has been designed in accordance with • Keep children, bystanders, and pets out of the EN ISO 5395.
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decal953829 953829 1. Crushing hazard, cutting unit—always lower the cutting units before going near them. decal924868 924868 1. Tipping hazard—do not operate the machine unless the platform is correctly seated and the latch is locked in place. decal953876 953876 1. Differential lock 4.
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decal953877 953877 1. Forward speed 3. Slow 2. Fast decal994912 994912 1. Engage the parking brake. 7. Raise/lower the right cutting unit. 2. Disengage the parking 8. Horn brake. 3. Fast 9. Ignition switch 10. Engage the reel. 4. Slow 5.
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decal111-3901 111-3901 decal111-3902 111-3902 1. Transmission fluid—read the Operator's Manual. 1. Your hand can be cut by the fan; warning 2. Hot surfaces; read the Operator's Manual. decal953812 953812 1. Fuel level, diesel 5. Air cleaner 9. Seat switch 13. Coolant level—30 to 40 mm (1 to 1.5 inches) 2.
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decal111-8098 111-8098 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 the conditions on that day and at that site.
braking effect, push the transmission pedal 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.
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Note: The differential lock is not available for use Move the lever forward to increase the travel speed when the T mode is selected. setting and rearward to decrease it. RANSPORT Note: This is not a cruise-control device. Releasing Transport Latches the forward travel pedal will allow it to return to neutral.
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Operator Seat • Operator weight adjustment: Rotate the handle clockwise to increase suspension stiffness and counter-clockwise to decrease. The dial indicates WARNING when the optimum suspension adjustment has Never operate the machine without first been set according to operator weight (Figure checking that the operator seat mechanisms are in good working order and that, once...
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• • Height adjustment: Manually lift the seat for Backrest adjustment: Pull the handle outward incremental height adjustment. To lower, lift the to adjust the seat backrest angle. Release the seat beyond its highest setting, then allow it to handle to lock the seat backrest in position. drop to the lowest setting (Figure g016380...
Warning Systems Audible Warning Horn Service Interval: Before each use or daily—Check Engine-Coolant Overheating Warning the horn. The engine-coolant warning light (Figure Press the H button (Figure 15) to provide an illuminates and the horn sounds if the engine coolant audible warning.
Fuel Gauge Cutting-Unit-Drive-Switch Indicator Light The cutting-unit-drive-switch indicator light (Figure The fuel gauge shows the amount of fuel in the tank illuminates when the cutting unit drive switch is in the (Figure 17). position and the ignition key is turned to position I. g029212 Figure 20 g014558...
Contact your Authorized Service Dealer or authorized Toro distributor or go to www.Toro.com for a list of all Before Operation Safety approved attachments and accessories. To ensure optimum performance and continued safety...
• Before mowing, always inspect the machine to The minimum cetane rating should be 40. Purchase ensure that the cutting units are in good working fuel in quantities that can be used within 180 days condition. to ensure fuel freshness. •...
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• Operate the machine only in good visibility to avoid and use the seat belt when operating the machine holes or hidden hazards. with the roll bar in the raised position. • Avoid mowing on wet grass. Reduced traction • Lower a folding roll bar temporarily only when could cause the machine to slide.
Securing the Platform cutting unit(s) while operating on slopes can cause the machine to become unstable. Lower the platform carefully. • Use extreme caution with grass collection systems Note: The gas spring will provide assistance. or other attachments. These can change the stability of the machine and cause a loss of control.
Shutting Off the Engine CAUTION If safety interlock switches are disconnected or damaged the machine could operate WARNING unexpectedly causing personal injury. Keep hands clear of moving objects and hot engine parts while the engine is running. • Do not tamper with the interlock switches. •...
Support the weight of the upper frame of the roll WARNING bar while removing the snap pins and clevis pins When lowering and raising the roll bar, fingers from the pivot brackets (Figure 25). may get pinched between the machine and the roll bar.
If the diverter valves are not operating correctly, Operate the switch to the forward position. contact your authorized Toro distributor. Note: The indicator light should not illuminate and the engine should not start when the ignition Adjusting the Height of Cut key is turned.
Note: If the cutting unit drive switch is in the 3/5-gang mode with left and right wing cutting position, the cylinder drive will disengage units locked in transport position: when the cutting units are approximately 300 • The left lift lever controls the left front cutting unit. mm (11.8 inches) above ground level.
Using the Clearing Debris from the Weight-Transfer/Traction Cutting Units Assistance WARNING A variable hydraulic weight transfer system is provided Never attempt to rotate the cutting cylinders for improving tire grip with the grass surface - traction by hand. assistance. • There may be some residual pressure in Hydraulic pressure in the cutting units lift system the hydraulic system which could cause provides a lifting force which reduces the cutting units’...
Operating the Machine on Slopes continuing operation. Serious damage could occur if you operate the machine with a malfunction. Use extra care when operating the machine on slopes. Drive slowly and avoid sharp turns on slopes to Mowing Grass prevent rollovers. Lower the cutting units for steering control when going downhill.
Identifying the Tie-Down Note: Ensure that the towing vehicle specification is suited to braking the combined Points weight to rest while maintaining complete control at all times. Remove the hex plug from the right, front wheel motor disc brake assembly (Figure 31).
g029363 Figure 32 1. Bypass valve Remove the wheel chocks before towing. Note: The machine is now in a freewheel condition and can be towed for a short distance at a slow speed. Recommissioning the Machine after Towing Chock the front wheels. Close the transmission bypass valve (Figure 32).
• To ensure safe, optimal performance of the – Shut off the engine and remove the key. machine, use only genuine Toro replacement – Wait for all moving parts to stop. parts. Replacement parts made by other – Allow machine components to cool before manufacturers could be dangerous, and such use performing maintenance.
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Maintenance Service Maintenance Procedure Interval • Service the air cleaner. (More frequently in extremely dirty or dusty conditions) Every 200 hours • Check the fuel lines and connections. • Replace the fuel filter canister. Every 400 hours • Check the engine speed (idle and full throttle). •...
Date Information Important: Refer to your engine operator’s manual for additional maintenance procedures. Note: Download a free copy of the electrical or hydraulic schematic by visiting www.Toro.com and searching for your machine from the Manuals link on the home page.
Lubrication 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 Bushings, and Pivots sufficient grease such that you can see clean grease escaping from the roller end caps. This provides Service Interval: Before each use or daily visible evidence that the roller seals have been purged of grass and debris and will ensures maximum...
Engine Maintenance Important: Be sure the cover is seated correctly and seals with the air cleaner body. Open the engine cover. Engine Safety Release the latches securing the air cleaner • Shut off the engine before checking the oil or cover to the air cleaner body (Figure 35).
Engine failure may occur as Toro Premium Engine oil is available from your a result of over filling or under filling the distributor in either 15W-40 or 10W-30 viscosity.
Fuel System Maintenance DANGER Under certain conditions, fuel and fuel vapors are highly flammable and explosive. A fire or explosion from fuel can burn you and others and can cause property damage. • Fill the fuel tank outdoors, in an open area, when the engine is off and is cold.
Bleeding Air from the Fuel Install the new filter canister by hand until the gasket contacts mounting surface, then rotate it Injectors an additional 1/2 turn. Note: Only use this procedure if the fuel system has Bleeding the Fuel System been purged of air through normal priming procedures and the engine will not start;...
Rinse it with clear water. Coat the battery posts and DANGER cable connectors with Grafo 112X (skin-over) grease Battery electrolyte contains sulfuric acid (Toro Part No. 505-47) or petroleum jelly to prevent which is a deadly poison and causes severe corrosion. burns.
Drive System Maintenance Checking the Tire Pressure Service Interval: Before each use or daily Check the air pressure in the front and rear tires. Refer to the chart below for the correct pressure. Important: Maintain correct tire pressure in all g028210 Figure 41 tires to ensure correct contact with the turf.
Cooling System Rotate the track rod to achieve the correct distance as described above and tighten the Maintenance locknuts securely. Cooling System Safety • Swallowing engine coolant can cause poisoning; keep out of reach from children and pets. • Discharge of hot, pressurized coolant or touching a hot radiator and surrounding parts can cause severe burns.
Belt Maintenance Check the condition and tension of the alternator belt after the first day of operation and every 100 operating hours thereafter. Checking the Condition and Tension of the Alternator Belt Service Interval: Every 100 hours g029367 Figure 43 •...
Use a dry cloth or brush to clean such areas. This procedure is best carried out when the hydraulic Alternative fluids: If the Toro fluid is not available, oil is warm (not hot). Lower the cutting units to the other conventional, petroleum-based fluids may be ground and drain the hydraulic system.
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Install the cap onto the tank. synthetic biodegradable fluid approved by Toro. This fluid is compatible with the elastomers used in Toro hydraulic systems and is suitable for a wide range of temperature conditions. This fluid is compatible with conventional fluids, but for...
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 Remove the return filter. Wipe oil onto the new return filter gasket. Install the new return filter to the machine.
Cutting Unit Maintenance Cleaning Refer to the cutting unit Operator’s Manual for Washing the Machine maintenance procedures. Wash the machine as needed using water alone Blade Safety or with a mild detergent. You may use a rag when washing the machine. •...
Clean the battery, terminals, and posts with a wire brush and baking-soda solution. Coat the cable terminals and battery posts with Grafo 112X skin-over grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. Slowly charge the battery every 60 days for 24 hours to prevent lead sulfation of the battery.
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.
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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.
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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.
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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.
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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.
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The Toro Company (“Toro”) respects your privacy. When you purchase our products, we may collect certain personal information about you, either directly from you or through your local Toro company or dealer. Toro uses this information to fulfil contractual obligations - such as to register your warranty, process your warranty claim or to contact you in the event of a product recall - and for legitimate business purposes - such as to gauge customer satisfaction, improve our products or provide you with product information which may be of interest.
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Countries Other than the United States or Canada Customers who have purchased Toro products exported from the United States or Canada 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 your Authorized Toro Service Center.