loss of power
misfiring
low fuel oil pressure
All of the above
第1题:
to prevent the fuel system from becoming air-hound
to prevent the fuel system becoming clogged with dirty particles
both of the above
to prevent the lubricating oil from leaking out of the filter element
第2题:
pitting
sludge
hard varnish
all of the above
第3题:
Prolonged operation of a diesel engine with a closed cooling water system, at lower than normal designed operating temperatures can ______.
A.increase power output
B.decrease lube oil viscosity
C.eliminate fuel knock
D.cause sulfuric acid formation
第4题:
over-speeding of the engine
failure of the engine to shut down
no effect of engine mounting bolts
high exhaust temperatures
第5题:
a leaking fuel injector nozzle
a clogged air filter
excessively early fuel injection
malfunctioning valves
第6题:
increasing the quantity of starting air
increasing the lube oil pressure
heating the engine fuel supply
heating the engine jacket water
第7题:
the engine to run after the fuel has been secured
the engine to over-speed
a fire
all of the above
第8题:
damage to strainers
over-speeding of the engine
excessive cooling of the engine
injector damage
第9题:
ignition failure
oxygen corrosion of the fuel lines
the pistons to seize
blue smoke
第10题:
an increased flash point
higher lube oil pressures
an increased viscosity
lower lube oil pressures