A.Clogged oil pump suction screens
B.Increased oil operating temperatures
C.Sticking piston rings
D.All of the above
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A.improper fuel rack positing
B.lengthy exhaust valve duration
C.extend operation at light load
D.excessively early injection timing
A.crankcase
B.cylinder head
C.valve cover
D.engine frame
A.Impeller
B.Compressor
C.After-cooler
D.Exhaust differ
A.camshaft seizure
B.lube oil pump failure
C.lube oil cooler failure
D.lube oil pump overflow
A.Improper lubrication
B.Air in the fuel system
C.Coated fuel lines
D.Excessive vibration
最新試題
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
Under MARPOL Code the ship to which it applies has to carry （）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
The cetane rating of diesel fuel is an indication of the （）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Which of the following items don’t belong to dock repair works?（）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.