單項(xiàng)選擇題

Movement of the pump control rack in a fuel injection system using individual plunger-type pumps （）

A.changes the position of the fuel inlet ports
B.changes the length of the pump stroke
C.varies the quantity of fuel delivered
D.varies the compression of the delivery valve spring

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單項(xiàng)選擇題

During extremely cold weather, while starting an engine, it turns too slowly and fails to startThis problem is most likely the result of （）

A.high fuel oil viscosity
B.low fuel oil temperature
C.high lube oil viscosity
D.energized glow plugs

單項(xiàng)選擇題

Which of the listed diesel engine operating conditions should be checked immediately after any diesel engine is started?（）

A.Exhaust temperature
B.Lube oil level
C.Lube oil pressure
D.Water level in the expansion tank

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Movement of the pump control rack in a fuel injection system using individual plunger-type pumps （）

你可能感興趣的試題

During extremely cold weather, while starting an engine, it turns too slowly and fails to startThis problem is most likely the result of （）

Which of the listed diesel engine operating conditions should be checked immediately after any diesel engine is started?（）