單項選擇題

If a diesel engine were running at 20% overload with a smoky exhaust, you should（）

A.stop the engine immediately to prevent damage
B.increase lube oil pressure
C.slow the engine allowing it to gradually cool
D.decrease the cooling water it temperature to the water jacket

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單項選擇題

A substantial increase pressure could be an indication of a/an （）

A.worn cylinder liner
B.faulty cylinder relief valve
C.excessive lube oil pressure
D.excessive scavenge air pressure

單項選擇題

A water jacket is placed around the exhaust manifolds of propulsion diesel engines to（）

A.reduce heat radiation to the engine room
B.aid in preventing turbocharger overheating
C.condense and drain moisture from exhaust gases
D.dampen exhaust gas pulsations in the manifold

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If a diesel engine were running at 20% overload with a smoky exhaust, you should（）

你可能感興趣的試題

A substantial increase pressure could be an indication of a/an （）

A water jacket is placed around the exhaust manifolds of propulsion diesel engines to（）