Excessive air leakage into the suction side of a centrifugal pump would be indicated by which of the following operational problems?()
External and internal leakage in hydraulic systems may be caused by ().
Air leakage between the shaft and stuffing box packing in a centrifugal pump is prevented by ().
If the sump()were to rise this would indicate water leakage into the oil an d an investigation into the cause must be made.
Air leakage between the shaft and stuffing box packing in a centrifugal pump is prevented by ().
Excessive air leakage into the suction side of a centrifugal pump would be indicated by which of the following operational problems?()
In the event of the cylinder starting valve leakage () would pass into the air pipes and ignite the oil deposited.
External and internal leakage in hydraulic systems may be caused by ().
Either a low injection pressure or a leakage of piston rings is able to lead ().
Increased internal leakage, in addition to poor hydraulic system response,and inadequate lubrication, is the result of ().