單項選擇題

Early injection timing is indicated by （）.

A.high exhaust temperature and low firing pressure
B.high exhaust temperature and high firing pressure
C.low exhaust temperature and low firing pressure
D.low exhaust temperature and high firing pressure

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單項選擇題

A faulty injection in one cylinder of an operating diesel engine can be located by （）

A.cutting out individual injectors and noting engine performance
B.checking lube oil temperature
C.checking cam position
D.using a timing light

單項選擇題

What harmful condition can result if a diesel engine is operated at very light loads for long periods of time?（）

A.increased carbon buildup
B.burning of intake valves
C.excessive firing pressures
D.increased fuel consumption

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Early injection timing is indicated by （）.

你可能感興趣的試題

A faulty injection in one cylinder of an operating diesel engine can be located by （）

What harmful condition can result if a diesel engine is operated at very light loads for long periods of time?（）

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