A.Improper lubrication
B.Air in the fuel system
C.Coated fuel lines
D.Excessive vibration
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A.Excessive valve train lubrication
B.Leaking standby oil cooler core
C.Excessive lube oil pressure
D.Excessive lube oil in the system
A.improper adjustment
B.contaminated fuel
C.kinked fuel lines
D.excessive engine vibration
A.check cylinder lubrication prior to starting engine
B.connect exhaust gas analyzers to determine engine efficiency
C.pressure test cylinder heads to check for leaks
D.remove moisture accumulations from cylinder prior to starting
A.constantly decreasing as engine load increase
B.constantly increasing as the amount of supercharging increases
C.approximately equal to exhaust manifold pressure at all times
D.approximately equal to atmospheric pressure at all times
A.prolonged maintenance intervals
B.improved atomization
C.greater fuel economy
D.incomplete combustion
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When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
The cetane rating of diesel fuel is an indication of the （）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
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Flame failure in an automatically fired auxiliary boiler can from a/an （）
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