In a diesel engine, a cylinder liner should be replaced if it is ()
Ⅰ.Scuffed
Ⅱ.Scored
A.Ⅰ only is correct
B.Ⅱ only is correct
C.both Ⅰ and Ⅱ are correct
D.neither Ⅰ or Ⅱ are correct
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A.metal particles loosened by wear
B.air when air cleaners are not used
C.condensation of water vapors
D.breakdown of the lubricating oil by dilution
A.reduce wear on the valve stem
B.permit the use of alloy valve seat materials
C.reduce heat transfer from the valve seat
D.facilitate valve removal for servicing
A.place standby cooler in operation
B.reduce engine load
C.check thermostatic valve
D.clean sea water strainer
A.Low lube oil temperature
B.Dirty lube oil strainer
C.Low lube oil pressure
D.High lube oil temperature
A.improper adjustment of the bypass valve
B.a dribble in the fuel injection nozzle
C.insufficient leak-off through injection nozzle packing
D.a malfunctioning injection nozzle
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The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the()
The condensers located in various stages of a flash evaporator are cooled by()
()are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a()
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to ()
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()
Cold weather starting of a diesel engine may be made easier by()
Diesel engine air start system check valves are opened by ()
Engine parameters shall be corresponded to NOx Technical Files. This is required by ()