An over-speed trip stops a diesel engine when the engine ()
- Aruns out of fuel
- Bhas low lubricating oil pressure
- Cexceeds a set maximum speed
- Dhas high cooling water temperature
An over-speed trip stops a diesel engine when the engine ()
1、The pH value of water in a diesel engi
The pH value of water in a diesel engine closed cooling water system should be maintained between ().A60 to75B80 to 95C100 to 115D120 to 135
2、Air in the fuel lines of a diesel engi
Air in the fuel lines of a diesel engine can cause ()Aignition failureBoxygen corrosion of the fuel linesCthe pistons to seizeDblue smoke
3、If a diesel engine has been stopped be
If a diesel engine has been stopped because of piston seizure due to severe overheating, the crankcase()Ainspection covers should not be opene...
4、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
5、Defective timing gear in a diesel engi
Defective timing gear in a diesel engine may lead to ().Asmoky exhaustBstarting failureCoverloadDover speed
6、The process of supplying a diesel engi
The process of supplying a diesel engine cylinder with air at a pressure greater than atmospheric is called().Aengine displacementBsuper-aspiratingCair injectionDsupercharging