A diesel engine may be hard to start if the ()
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相似题目
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In a medium speed diesel engine, a trunk type piston may be cooled by() Ⅰ.oil circulation though passages in the piston crown Ⅱ.heat transfer through piston rings and liner wall
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High firing pressures and a low exhaust temperature in a diesel engine may result from ().
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A diesel engine may fail to start due to ()
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If the operating element of a thermostatic valve installed in a diesel engine cooling system malfunctions, it may result in ()
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Defective timing gear in a diesel engine may lead to ().
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Improper cooling of a diesel engine cylinder liner due to the accumulation of scale deposits may cause ().
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If water is found in the crankcase of a diesel engine, the cause may be due to()
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When starting air is admitted, a diesel engine turns over very slowly without firingThe cause may be ()
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If a single cylinder relief valve on a diesel engine lists frequently while the engine is running, the cause may be an ()
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Poor combustion in a diesel engine can be caused by ().
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Black smoke exhausting from an operating diesel engine is an indication of poor combustion which may be caused by ()
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If an auxiliary diesel engine frequently stalls, the trouble may be caused by ()
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The opening of an exhaust valve on a modem, large, low-speed, main propulsion diesel engine may be actuated by ().
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Cold weather starting of a diesel engine may be made easier by()
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The following preparations are essential for any () of marine diesel engine before it may be started.
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Low compression in a diesel engine can be caused by ()
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Diesel oil may be used to cool () of a diesel engine.
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If the compression rings on a diesel engine piston become stuck in the ring groove, the cause may be due to()
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Defective governor in a diesel engine may lead to ().
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A restricted air intake to a diesel engine may result in the engine ().
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Pistons of marine medium speed diesel engines may be made of () in order to keep the weight down for balancing purpose at high speed.
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Critical speeds occurring within the operating speed range of a main propulsion diesel engine may be changed, or have their damaging effects reduced by a/an ()
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When the normal compression ratio of a diesel engine is not very high, misfiring at light loads may be caused by ()
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