Toro T4240 Operator's Manual

Also see for 02750: Operator's manual Operator's manual Instruction manual & parts list

Problem Possible Cause Corrective Action1. 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. The relief valve setting is low. 4. Have the relief valve pressure checked.Consult your authorized distributor.5. The oil level is low. 5. Fill the reservoir to the correct level.6. The brakes are engaged. 6. Disengage the brakes.7. The cutting cylinders tight on thebottom blades.7. Adjust the settings.The hydraulic oil system is overheating.8. There is a malfunctioning fan or fandrive.8. Check the fan operation and serviceit as required.1. There is a malfunctioning wheel motorbrake assembly.1. Consult your authorized distributor.The brake system does not operatecorrectly.2. The brake discs are worn. 2. Replace the brake discs; consult yourauthorized distributor.1. The steering valve is malfunctioning. 1. Service or replace the steering valve.2. A hydraulic cylinder is malfunctioning. 2. Service or replace the hydrauliccylinder.There is a lack of steering.3. A steering hose is damaged. 3. Replace the hose.1. The parking brake is engaged. 1. Release the parking brake.2. The oil level is low. 2. Fill the reservoir to the correct level.3. The reservoir has the wrong kind of oil. 3. Drain the reservoir and fill it with thecorrect oil.4. The drive pedal linkage is damaged. 4. Check the linkage and replace anydamaged or worn parts.5. The transmission pump is damaged. 5. Have the transmission pumpoverhauled by your authorizeddistributor.6. The transmission bypass valve is open. 6. Close the bypass valve.7. There is a broken drive coupling. 7. Replace the drive coupling.There is no machine movement in forwardor reverse.8. The transmission filter is blocked. 8. Replace the transmission filter.The machine creeps forward or backwardin neutral.1. The transmission neutral adjustment isset incorrectly.1. Adjust the transmission neutral linkagesetting.1. The control switch is damaged. 1. Check the switch and replace ifnecessary.2. The solenoid valve is damaged. 2. Service or replace the solenoid valve.The work/transport modes arenon-operational.3. The wiring is damaged/worn. 3. Check the wiring/connections.1. A pump is malfunctioning. 1. Identify the noisy pump and service orreplace it.2. A motor is malfunctioning. 2. Identify the noisy motor and service orreplace it.3. Air is leaking into the system. 3. Tighten or replace the hydraulic fittings,particularly in the suction lines.4. A suction strainer is blocked ordamaged.4. Clean and replace the suction straineror renew it as necessary.5. The oil has excessive viscosity due tocold conditions.5. Allow the system to warm up.6. The relief valve setting is low. 6. Have the relief valve pressure checked.Consult your authorized distributor.There is excessive noise in the hydraulicsystem.7. The hydraulic oil level is low. 7. Fill the hydraulic oil reservoir to thecorrect level.48