intake valves
carburetor
exhaust ports
injector nozzles
第1题:
Fuel is admitted to a diesel engine cylinder through the ______.
A.injector nozzles
B.carburetor
C.exhaust ports
D.intake valves
第2题:
Excessive cylinder liner
water in the fuel system
Cracked cylinder liner
Leaking lube oil cooler
第3题:
If the diesel engine fuel injection timing is changed to delay the start of injection until the pistons are at top dead center, the engine will_________.
A.backfire through the air intakes
B.develop less power under load
C.have high firing pressures
D.lift its cylinder relief valves
第4题:
the exhaust will be clear
fuel consumption will be low
all the fuel will be burned at top dead center
fuel consumption will be high
第5题:
vacuum pressure
specific gravity
heat
viscosity
第6题:
clogged coolant passages
a leaking cylinder head gasket
low fuel oil pressure
worn or broken cylinder liner sealing rings
第7题:
turbocharger
injection nozzle tip
carburetor
fuel oil pump
第8题:
When fuel is injected late into a diesel engine cylinder_______.
A.the exhaust will be clear
B.fuel consumption will be low
C.all the fuel will be burned at top dead center
D.fuel consumption will be high
第9题:
feel the high pressure fuel line
check the cylinder exhausts for white smoke frequently
check the cylinder exhaust temperature
isolate each cylinder and inspect the injector
第10题:
a leaking fuel injection nozzle
a clogged air filter
early fuel injection
burned valves