Pump Priming - Pentair BERKELEY B85580 Manuel Du Propriétaire

Discharge
Priming
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.
Page 18
Start-up

Pump Priming

Installations With Suction Lift and Priming Pump.
• Close air tight valve.
• Han-Dee Primer operation:
1. Open Han-Dee Primer isolation valve.
2. Work handle of Han-Dee primer up and down to
evacuate air from the suction line.
(Refer to primer owner's manual for proper
procedure).
3. When water flows freely from primer, close Han-
Dee Primer isolation valve.
(Pump case should now be filled with water).
• Immediately start pump.
• Slowly open discharge valve (if used) until desired
flow is achieved.
(Discharge Priming Valve will open automatically).
Han-Dee
Primer
Primer Isolation
Valve
Suction to
Water Source
5784 0208
BE839