Pump Solutions Group PZiG Series - Manual (Page 27)

26
Maintenance
Maintenance
¡When handling liquid-end sections, be sure to wear
protective coverings (rubber gloves, mask, protec-
tive goggles, chemical-resistant overalls, etc.)
appropriate for the chemicals be using used.
¡Do not turn the power ON during maintenance.
Attach a "Work In Progress" label to the power
switch.
¡Before disassembling liquid-end sections, be sure
to release the discharge-side pressure, drain the
chemicals from liquid-end sections, and wash
them.
! WARNING
Periodic Inspection
¡4000 hours of operation or once every year
¡Abnormal discharge (reduced discharge volume)
¡Chemical leakage around the pump head
Replacing the
diaphragm (page 27)
¡4000 hours of operation or once every year
¡Abnormal discharge (reduced discharge volume)
Replacing the valve
seat and check ball
(page 28)
When an Abnormality Occurs
¡Abnormalities during operation
Troubleshooting
(page 33)
¡Perform maintenance and inspection every 4000 hours of operation or once every year, whichever comes first.
NOTE
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