Pump Priming - Pentair BERKELEY Manual Del Usuario

Start-up • Pump Priming
Removal
Berkeley Discharge
Priming Valve or
Butterfly Valve.
Installations With Flooded Suction.
• Open air vent (or pipe plug) in the highest tapped
opening in pump case.
• Open inlet isolation valve, allowing water to fill the
pump completely and force all air out through vent.
• Rotate shaft slowly allowing any air trapped in
impeller to escape.
• Close vent opening when water without air
emerges.
Installations With Suction Lift and Foot Valve.
• Close air tight valve on discharge.
• Remove pipe plug from highest opening on pump
case.
• Completely fill pump and suction piping with water.
• Rotate shaft slowly allowing any air trapped in
impeller to escape.
• When all air has been forced out of pump, replace
pipe plug. Use pipe joint compound on plug threads
and tighten as necessary to prevent leakage.
787 0394
•
•
1. Open hand primer isolation valve.
2. Work handle of hand primer up and down to
3. When water flows freely from primer, close hand
•
•
Han-Dee
Primer
Primer Isolation
Valve
For Engine Exhaust Type Primer
Locate connection at least
one pipe diameter from
pump case.
Suction to
Water Source
Installations With Suction Lift and Priming Pump.
Close air tight valve.
Hand primer operation:
evacuate air from the suction line.
(Refer to primer owner's manual for proper
procedure).
primer isolation valve.
(Pump case should now be filled with water).
Immediately start pump.
Slowly open butterfly valve (if used) until desired
flow is achieved.
(Discharge Priming Valve will open automatically).
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