Daedong ?A165, Operator'S Manual

Page: 39 / 51

TROUBLESHOOTING 39
Engine speed suddenly changes
Unusual sound occurs
Exhaust smoke or dark emissions appear
Oil pressure warning light comes on
THE ENGINE MUST BE STOPPED IMMEDIATELY IF:
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Check the fuel system and injection timing.
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Check all moving parts
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Check for loose or damaged parts
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Check the fuel injection system
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Check for lubricating system leaks
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Check for proper oil level
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Check the oil pressure relief valve
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Check the oil pressure switch
POSSIBLE CAUSE CORRECTIVE ACTIONS
PROBLEM: EXHAUST SMOKE OR DARK EMISSIONS
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Contact dealer for repairs.
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Drain and replace with proper fuel.
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Clean or replace as required.
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Check injection timing, injection pump, valve adjustment and typical causes of
low compression. Make adjustment or repairs as needed.
Fuel governor malfunction
Poor quality fuel
Faulty fuel injector
Incomplete fuel combustion
POSSIBLE CAUSE CORRECTIVE ACTIONS