Exhaust temperature
Lube oil level
Lube oil pressure
Water level in the expansion tank
第1题：
Impeller
Compressor
After-cooler
Exhaust differ
第2题：
Intake manifold
Water-cooled exhaust system
After-cooler
Exhaust diffuser
第3题：
Which of the listed factors will indicate the most about the ability of a fuel to ignite in a diesel engine?
A.Viscosity
B.Sulfur content
C.Pour point
D.Cetane number
第4题：
Decreased connecting rod bearing clearance
Increased connecting rod bearing clearance
Decreased compression ratio
Increased compression ratio
第5题：
Internally finned liner
Externally finned liner
Wet liner
Integral water-jacket liner
第6题：
clogged air filter
compression stroke
burned exhaust valves
all of the above
第7题：
Dirty lube oil filter
Too much piston ring wear
High lube oil viscosity
Low lube oil temperature
第8题：
In an operating diesel engine, which of the following conditions is an indication of a leaking air starting valve?
A.Noise coming from that air starting valve
B.Continuous operation of the starting air compressor
C.Zero air pressure in the air starting system
D.Overheated starting air pipe to the cylinder head
第9题：
Leaking seal ring
Insufficient heat transfer from the exhaust valves
Block cooling water passages to the head
Excessive scavenging air provided to the engine
第10题：
caused by retarded injection timing
caused by a mechanical defect in one cylinder
caused by high fuel injection pressures
normal for these conditions