PROBLEM
Little or no water
delivered
Bleeder orifice check valve
stuck or installed back-
wards (standard tank only).
Low water level.
Low voltage.
Plugged intake screen.
Check valve at pump
discharge stuck.
Worn impellers and
diffusers.
Air or milky water
discharge from faucets
Gas in well water.
Air volume control not
working (standard tanks
only).
TROUBLESHOOTING GUIDE (cont.)
CHECK
Examine valve.
Determine lowest water level in well
while pump is running and compare to
pump depth setting.
Check voltage at control box with pump
running. Check incoming wire size and
power supply wire size against Table III,
Page 4.
Pull pump and check condition of screen.
Pull pump and examine check valve.
Make sure system is clear of obstructions
and pump is in solid water and operation
normally.
Check for presence of gas in well water.
Make sure ports and ball check valves
are clear.
CORRECTIVE ACTION
If stuck, free valve; if installed backwards,
reverse it.
Lower pump further into well (but at least 5' (1.6M)
above bottom of well). Throttle pump
discharge until discharge equals recovery rate
of well. NOTICE: Running pump while
airlocked can cause loss of prime and seriously
damage pump.
Install larger wire from meter to control box.
Install larger wire from control box to pump.
If necessary, have power company raise supply
voltage.
Clean or replace as necessary.
Free check valve.
Replace pump.
Remove bleeder orifices; plug tees. Be sure
plugged tees do not leak. If necessary, separate
gas from air before it enters pressure tank.
Replace control if necessary.
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