If a bilge pump failed to build up discharge pressure, you should check for （）.

A、A.excessive water in the bilges

B、B.a clogged suction strainer

C、C.oil in the bilges

D、D.All of the above

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更多“If a bilge pump failed to build up discharge pressure, you should check for （）.”相关的问题

第1题

[单选题] The bilge system has been performing well; however, the aft starboard engine room bilgewell suddenly fails to be pumped outWhich of the following should be done first to determine the cause?（）

A、Open the bilge pump for inspection B、Remove each of the manifold valves C、Remove only the manifold valve to the affected bilge-well D、Attempt to pump out another bilge well to determine if the entire system is affected

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第2题

[] If one of the bilge system manifold valves does not properly seat, the （）

A、A.bilge well connected to that valve, plus the second bilge well being pumped will be completely emptied B、B.bilge system will lose vacuum and prevent the other bilges from being pumped out C、C.bilge well aft connected to that valve will siphon its contents to the forward bilge wells D、D.discharge pressure will be too high

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第3题

[单选题] If it becomes necessary to pump bilges while a vessel is in port, which of the following procedures should be followed?（）

A、Pump only if the discharge is led to a shore tank or barge B、Pump only during the hours of darkness C、Pump only on the outgoing tide D、Pump only as much as is necessary

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第4题

[单选题] The bilge pump on a fishing vessel（）.

A、must be fixed if the vessel exceeds 12 meters in length B、may be used as a fire pump C、must be portable if there are more than 4 watertight compartments D、must be capable of pumping at least 450 gpm