Lack of control of the environment is often pinpointed as a cause of frustration and stress in confined animals. When the animal cannot control things, such as the feeding time or the lighting program, and when it cannot escape from things it finds unpleasant, it often behaves in a manner that indicates frustration.
Cavitation can also cause excessive pump vibration, which could damage pump bearings, wearing rings, and seals. A small number of centrifugal pumps are designed to operate under conditions where cavitation is unavoidable.
So thatâs how itâs supposed to work. If thatâs not the case for you, here are some reasons why your self-priming pump might not prime. AIR LEAK IN SUCTION LINE As fluid recirculates in the pump and forces air out of the discharge chamber, itâs trying to create an area of low pressure.