A.remove the discharge ring
B.re-prime the purifier
C.the centrifuge to its proper speed
D.install an additional discharge ring
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A.flattening of the bowl neoprene O-rings
B.operation within the explosive rang of the fuel
C.excessive purifier operating pressures
D.excessive oil viscosity
A.Carbon particles
B.Lube oil
C.Gasoline
D.Diesel fuel
A.Contamination of the lube oil by emulsification will result
B.The lube oil will not be subjected to the proper centrifugal force
C.The lube oil will overheat and flash
D.Oil will discharge from the heavy phase discharge port and be wasted
A.rated capacity of that purifier
B.viscosity of the oil being purified
C.maximum design speed of that purifier
D.specific gravity of the oil being purified
A.the purifier driving gears are lubricated by the reclaimed
B.oil as it leaves the bowl all dirt and sludge are automatically discharged with the cooling water
C.sealing water must never be supplied until after oil is fed to the unit
D.deterioration of the bowl ring gasket will cause the purifier to lose its water seal
最新試題
The ISPS Code consists of a mandatory section-Part A, which shows（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
The shipboard oil pollution emergency plan will be invalid after （）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
Diesel engine air start system check valves are opened by （）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
The main purpose of port State control is not to（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
The treatment of the fuel oils involves storage, heating, filtering and（）