Table 4-2. Unit Preventive Maintenance Checks and Services
Item to be Inspected
When pump is not in use, water should be
Centrifugal Pump Unit
Check that drain cock (1) is securely installed.
Look through suction port (2) and check for
damage to suction check valve. Visually check
interior of suction port (2) for foreign matter that
could enter the pump during operation.
Visually inspect pump casing (3) for leaks.