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11
PROBLEM CHECK CORRECTIVE ACTION
Little or no water
delivered
Bleeder orifice check valve Examine valve. If stuck, free valve; if installed backwards,
stuck or installed back- reverse it.
wards (standard tank only).
Low water level. Determine lowest water level in well Lower pump further into well (but at least 5' (1.6M)
while pump is running and compare to above bottom of well). Throttle pump
pump depth setting. discharge until discharge equals recovery rate
of well. NOTICE: Running pump while
airlocked can cause loss of prime and seriously
damage pump.
Low voltage. Check voltage at control box with pump Install larger wire from meter to control box.
running. Check incoming wire size and Install larger wire from control box to pump.
power supply wire size against Table III, If necessary, have power company raise supply
Page 4. voltage.
Plugged intake screen. Pull pump and check condition of screen. Clean or replace as necessary.
Check valve at pump Pull pump and examine check valve. Free check valve.
discharge stuck.
Worn impellers and Make sure system is clear of obstructions Replace pump.
diffusers. and pump is in solid water and operation
normally.
Air or milky water
discharge from faucets
Gas in well water. Check for presence of gas in well water. Remove bleeder orifices; plug tees. Be sure
plugged tees do not leak. If necessary, separate
gas from air before it enters pressure tank.
Air volume control not Make sure ports and ball check valves Replace control if necessary.
working (standard tanks are clear.
only).
TROUBLESHOOTING GUIDE (cont.)
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