HK Engine Operator Grade 3 Practice Questions - Hong Kong Local Engine Operator Grade 3 Certificate Of Competency Exam

What does a sudden drop in lubricating-oil pressure on the engine gauge usually indicate?

That the engine is running cooler than normal A possible lubrication fault needing immediate load reduction or stop and investigation That the fuel filter has just been cleaned That the battery is fully charged

Correct Answer:

A possible lubrication fault needing immediate load reduction or stop and investigation

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