The following table identifies issues with centrifugal pumps and ways to rectify them:

ISSUE	CAUSE	REMEDY
Pump fails to prime or loses the prime	i)Air,leak in suction lines ii)Suction,strainer is clogged iii)Defective,priming valve, packing or seal	i)Clean,and tighten suction connections ii)Remove,dirt and other materials from strainer iii)Replace the defective part …