A.to prevent the fuel system from becoming air-hound
B.to prevent the fuel system becoming clogged with dirty particles
C.both of the above
D.to prevent the lubricating oil from leaking out of the filter element
您可能感興趣的試卷
你可能感興趣的試題
A.diameters of journals
B.deflections of crankwebs
C.diameters of crankpins
D.none of the above
A.the cylinder cover is cracked
B.the injector holes is clogged
C.the cams are not properly set
D.fuel pump is leaking
A.too low lead
B.water in fuel
C.too tight spring
D.leakage
A.the indicators
B.the starting valves
C.the cylinder lubricators
D.the turning gear
A.pumped up
B.loaded
C.discharged
D.opened
最新試題
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
In a simple mechanical governor, the （）.
Routine monitoring of a diesel engine should include （）.
An automated diesel engine should normally shut down due to （）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
The main purpose of the piston oil scraper rings is to （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Lube oil cannot be efficiently filtered if its （）.