单项选择题
A.incorrect injection timing B.low exhaust back pressure C.floating exhaust valves D.excessive cranking speed
Excessive vibration in an operating diesel generator ma...
单项选择题Excessive vibration in an operating diesel generator may be caused by （）
A.electrical overload B.surging at governed RPM C.loose engine mounting bolts D.coolant leaking into the cylinder
If you observe smoke coming from the turbocharger of an...
单项选择题If you observe smoke coming from the turbocharger of an auxiliary diesel engine, you should（）
A.check the air filter for obstruction B.check for an exhaust leak C.check the exhaust temperature D.secure the engine
Clogged or partially obstructed exhaust ports on a dies...
单项选择题Clogged or partially obstructed exhaust ports on a diesel engine can cause（）
A.over-speeding of the engine B.failure of the engine to shut down C.no effect of engine mounting bolts D.high exhaust temperatures
