A.improper fuel rack positing
B.lengthy exhaust valve duration
C.extend operation at light load
D.excessively early injection timing
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A.crankcase
B.cylinder head
C.valve cover
D.engine frame
A.Impeller
B.Compressor
C.After-cooler
D.Exhaust differ
A.camshaft seizure
B.lube oil pump failure
C.lube oil cooler failure
D.lube oil pump overflow
A.Improper lubrication
B.Air in the fuel system
C.Coated fuel lines
D.Excessive vibration
A.Excessive valve train lubrication
B.Leaking standby oil cooler core
C.Excessive lube oil pressure
D.Excessive lube oil in the system
最新試題
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（） is not installed on the main switchboar.
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）