BJM Pumps PGV220-575T - Manual (Page 13)

13
• Pump should be inspected at regular intervals.
• More frequent inspections are required if the pump is used in a harsh
environment.
• Preventative maintenance should be performed to reduce the chance of
premature failure.
• Worn impellers and lip seals should be replaced.
• Cut or cracked power cords must be replaced. (Never operate a pump with a
cut, cracked or damaged power cord.)
• Seal oil should be checked once per year.
• Maintenance should always be done when taking a pump out of service before
storage.
DISPOSAL OF PUMP
When disposing a pump, treat it as a general industrial waste, abiding by federal, state
and local regulations.
TROUBLE SHOOTING
Disconnect the power source to the pump BEFORE attempting
any type of trouble shooting, service or repair.
Warning: Pump will restart automatically when motor over-heat protection switch
cools.
Repair and assembly should be performed by qualified personnel only. Failure to
observe this caution may cause electric shock, injury or fire.
1) Pump fails to run (no running noise)
No electric current in power
distribution line
Power switch in OFF. Or 2 phase or more in open
condition due to fault of the switch
No electric current in pump
cable
Operation switch in OFF. Or 2 phase or more in
open condition due to fault of the switch. Possible
causes: Contact failure of switch, fuse
disconnection, reset-missing of over current relay
Inspect and repair.