Daedong 3C093 - Page 40

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40 DIESEL ENGINE

! Check for and repair leaks. Add coolant.

! Adjust or replace belt as required.

! Add water or replace coolant to achieve proper mix.

! Clean dirt and debris from radiator core and radiator guard.

! Flush and clean system. Replace parts as required.

! Replace defective cap.

! Check and replace thermostat

! Calibrate using thermometer and replace, if necessary.

! Reduce load. If overheating persists, check other causes.

! Check for oil system leaks. Check and adjust oil level.

! Replace head gasket.

! Check and adjust timing.

! Replace fuel with the clean fuel of the proper type and grade.

POSSIBLE CAUSE

Low coolant level

Loose or broken fan belt

Anti-freeze concentration too high

Cooling air obstructed

Cooling system dirty or corroded

Defective radiator cap

Faulty thermostat

Defective temperature gauge or sending unit

Engine overload

Low oil level

Leaking head gasket

Fuel injection timing

Unsuitable fuel

PROBLEM: ENGINE OVERHEATS

CORRECTIVE ACTIONS

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