A.Blank off the exhaust gas inlet to the damaged turbocharger
B.Secure cooling and lubrication to the damaged turbocharger
C.Lock the rotor of the damaged turbocharger
D.All of the above
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A.Poor combustion
B.High cylinder oil consumption
C.Leaking exhaust valves
D.All of the above
A.Reduce engine speed to idle before removing the filter
B.Soak the dirty filter in kerosene only
C.Blow out the air inlet with compressed air
D.Cover the air inlet after removing the filter
A.Excessive wear
B.Scuffing of the liner
C.Piston seizure
D.All of the above
A.diametrical tension
B.gap clearance
C.radial thickness
D.face thickness
A.install oversized rings
B.hone the cylinder liner to allow ring installation
C.compress the rings tighter with a compressing tool
D.file the ends of the rings
最新試題
The cetane rating of diesel fuel is an indication of the （）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
（） is not installed on the main switchboar.
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
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（）
The treatment of the fuel oils involves storage, heating, filtering and（）