6-3
TROUBLESHOOTING
IF THE ENGINE OVERHEATS
Warning
•Donotopentheenginehoodwhen
steam is coming from it. The steam or
hot water may spurt out and cause
burns.
•Donottrytoremovetheradiatorcapor
the drain plug when the cooling water is
hot. Stop the engine, wait until the
engine and the radiator cool, and then
slowly loosen the radiator cap to release
the internal pressure.
•Beforeperformingmaintenance,stop
the engine and allow the machine to
cool down.
The symptoms listed below indicate
overheating.
IF THE ENGINE OVERHEATS
•Analarmissoundedandtheengine
emergency lamp and the coolant
temperature warning lamp start flashing.
•ThewatertemperaturegaugeLEDisinthe
red zone.
•Theengineslowsdownandtheengine
power decreases.
•Steamcomesfromtheengineroom.
Remedy procedure
1.
Park the machine in a safe place.
2. Check if steam is coming out of the closed
engine hood.
3. If there is steam, stop the engine
immediately and contact your sales or
service dealer for repair. If steam, is not
coming out run the engine at low idle and
let the water temperature cool down.
4.WhenthewatertemperaturegaugeLED
drops in the green zone, stop the engine.
5. Perform the inspections and the remedies
listed below once the engine cools down.
· Fan belt slack .......... Adjust
Refer to page 5-24.
· Coolant level ........... Add
Refer to page 5-16.
· Water leakage ......... Repair
· Radiator fins ............ Clean
Refer to page 5-39.
· Sediment in cooling system
............................... Clean
Refer to page 5-48.
If the problem persists after the above
remedies, contact your sales or service
dealer for repair.