Failure of fuel injection is usually due to trouble in the ().
- Aexhaust valves
- Bmechanical lubricators
- Ccooling water pumps
- Dfuel injection pum
Failure of fuel injection is usually due to trouble in the ().
1、The rate of fuel injection in a diesel
The rate of fuel injection in a diesel engine cylinder depends primarily on ().Athe size of the holes in the fuel nozzleBtiming of the pumpCsupply pressure to the pumpDshape of the combustion chamber
2、The amount of fuel injected in a parti
The amount of fuel injected in a particular time, or degree, of crankshaft rotation is termed ().AmeteringBtimingCrate of injectionDrate of distributio
3、When fuel is injected in a diesel engi
When fuel is injected in a diesel engine cylinder too early, ()Aignition may be delayedBfuel economy is not affectedCexhaust gas temperature will be unchangedDthe exhaust will be clear
4、When fuel is injected late into a dies
When fuel is injected late into a diesel engine cylinder,().Athe exhaust will be clearBfuel consumption will be lowCall the fuel will be burned at top dead centerDfuel consumption will be high
5、Late fuel injection timing is indicate
Late fuel injection timing is indicated by ()Alower than normal cylinder pressure and low exhaust temperatureBlower than normal cylinder pressur...
6、The sequence of fuel injection into cy
The sequence of fuel injection into cylinders is determined by ().Athe steeringBthe driven gearCthe turning gearDthe timing gear