Toro 25500 Operator's Manual page 79

Problem
The engine loses power.
The machine does not drive.
Possible Cause
1. The engine is under an excessive load.
2. The engine oil level is either too low or
too high.
3. The air cleaning system elements are
dirty.
4. There is dirt or water in the fuel system.
5. The engine overheats.
6. There is air in the fuel.
7. The engine has low compression.
8. The fuel tank vent is restricted.
9. The injection pump is damaged.
1. The parking brake is engaged.
2. The hydraulic fluid level is low.
3. The pump and/or motor is damaged.
4. The relief valve is damaged.
79
Corrective Action
1. Reduce the ground speed of the
machine.
2. Either add or drain the engine oil until
the oil level is at the Full mark.
3. Service the air cleaning system
elements.
4. Drain and flush the fuel system; add
fresh fuel.
5. Check the engine oil level and add oil
as needed; also check and service the
coolant system, if necessary.
6. Bleed the nozzle and check for air
leaks at the fuel hose connections and
the fittings between the fuel tank and
the engine.
7. Contact your Authorized Service
Dealer.
8. Loosen the cap. If the engine runs with
the cap loosened, replace the cap.
9. Contact your Authorized Service
Dealer.
1. Release the parking brake.
2. Add hydraulic fluid to the reservoir.
3. Contact your Authorized Service
Dealer.
4. Contact your Authorized Service
Dealer.