Operator's Manual

Troubleshooting
40
PROBLEM CORRECTIVE ACTION POSSIBLE CAUSES
The engine overheats.
1. More coolant is needed. 1. Check and add coolant.
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2. Restricted air flow to the
radiator.
2. Inspect and clean the radiator
screen with every use.
3. The crankcase oil level is
incorrect.
3. Fill or drain to the full mark.
4. Excessive loading. 4. Reduce load; use lower
ground speed.
5. The thermostat is damaged. 5. Contact your Authorized
Service Dealer .
6. The fan belt is loose or
broken.
6. Contact your Authorized
Service Dealer .
7. Incorrect fuel is in the fuel
system.
7. Drain and flush the fuel
system; add fresh fuel.
8. Injection timing is incorrect. 8. Contact your Authorized
Service Dealer .
9. Coolant pump is damaged. 9. Contact your Authorized
Service Dealer .
The engine loses power .
1. The crankcase oil level is
incorrect.
1. Fill or drain to the full mark.
2. The air cleaner element is
dirty.
2. Clean or replace.
3. Dirt, water, stale fuel, or
incorrect fuel is in the fuel
system.
3. Drain and flush the fuel
system; add fresh fuel.
4. The engine is overheated. 4. See ENGINE OVERHEA TS.
5. Low compression. 5. Contact your Authorized
Service Dealer .
6. The fuel tank vent is
restricted.
6. Contact your Authorized
Service Dealer .
7. The engine load is excessive. 7. Reduce ground speed.
8. There is air in the fuel. 8. Bleed the nozzles and check
for air leaks at the fuel hose
connections and fittings
between the fuel tank and
engine.
9. The injection pump timing is
incorrect.
9. Contact your Authorized
Service Dealer .
10. The injection pump is
damaged.
10. Contact your Authorized
Service Dealer .