A、improper venting of the cooling system
B、carrying the expansion tank water level too high
C、a totally clogged impeller in the cooling water pump
D、an incorrectly set cooling system temperature control
更多“In a closed cooling system for a turbocharged, four-stroke/cycle diesel engine, fluctuating water pressure can be caused by （）”相关的问题
A、Defective temperature controls in the system B、Cavitation in the cooling water pump C、Opened vent in the cooling system D、Restricted water passages in the engine
A、A.An open vent in the cooling system B、B.A fouled sea chest C、C.A restricted water passage in the engine D、D.Air entrained in the cooling water
A、loss of suction in the circulating pump B、leak in the primary cooling system C、broken raw water pump shaft D、burned or cracked piston in one cylinder
A、loss of suction in the circulating pump B、leak in the primary cooling system C、broken raw water pump shaft D、burned or cracked piston in one cylinder
A、jacket water outlet B、expansion tank inlet C、heat exchanger inlet D、cooling water pump outlet
A、A.fresh water expansion tank B、B.sea water expansion tank C、C.thermostatic expansion valve D、D.jacket water cooler accumulator
A、for the release of air from the cooling water B、providing expansion room for heated cooling water C、a place for implementing water and water treatment agent D、all of the above
A、the formation of sulfuric acid B、a decrease in lube oil viscosity C、a decrease in cooling water pH D、a thermostat failure
A、box temperature solenoid valve will close B、expansion valve will close C、compressor will shutdown D、king valve will open
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