Author Question: Technician A says that the pump check valve should hold system pressure for at least five minutes ... (Read 51 times)

ghost! · **on:** Aug 13, 2021

Technician A says that the pump check valve should hold system pressure for at least five minutes after the pump is shut off. Technician B says that a defective check valve could cause long cranking time. Which technician is correct?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B