If the pump for a hydraulic anchor windlass is overheating, the cause may be ().
On a ship,a fire pump may be used for other purposes if().
A common trouble with the fuel pump plunger or fuel valve spindle is ().
In most pumps and pump motors overpacking the ball bearings full of grease will result in ()
Each fire pump on a tanker must have a pressure gauge located at().
If the capacity of a centrifugal pump decreases gradually over a long period of time, you should replace the ().
Shaft sealing in a centrifugal pump can be effected by ().
The purpose of the wearing rings used in a centrifugal pump is to ().
If a hydraulic pump on a winch accidentally stops while hoisting,the load will stay suspended because().
A screw pump belongs to () according to its working principle.