Daedong ?A165, Operator'S Manual

Page: 40 / 51

40 DIESEL ENGINE
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Check for and repair leaks. Add coolant.
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Adjust or replace belt as required.
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Add water or replace coolant to achieve proper mix.
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Clean dirt and debris from radiator core and radiator guard.
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Flush and clean system. Replace parts as required.
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Replace defective cap.
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Check and replace thermostat
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Calibrate using thermometer and replace, if necessary.
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Reduce load. If overheating persists, check other causes.
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Check for oil system leaks. Check and adjust oil level.
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Replace head gasket.
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Check and adjust timing.
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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