Pentair STA-RITE DS3 Series User Manual

11
S536 (11-25-19)
TROUBLESHOOTING
SYMPTOM POSSIBLE CAUSE(S) CORRECTIVE ACTION
Motor will not run
Disconnect switch is off Be sure switch is on
Fuse is blown Replace fuse
Starting switch is defective Replace starting switch
Wires at motor are loose, disconnected, or wired
incorrectly
Refer to instructions on wiring. Check and tighten
all wiring.
Capacitor voltage may be hazardous.
To discharge capacitor, hold insulated handle
screwdriver BY THE HANDLE and short capacitor
terminals together. Do not touch metal
screwdriver blade or capacitor terminals. If in
doubt, consult a qualified electrician.
Motor runs hot and overload kicks off
Motor is wired incorrectly Refer to wiring instructions
Voltage is too low
Check with power company. Install heavier wiring
if wire size is too small (See Electrical section of
this manual)
Motor runs but no water is delivered
NOTICE: Check prime before looking for other
causes. Unscrew priming plug and see if
there is water in priming hole
Pump in new installation did not pick up prime
through:
1. Improper priming
2. Air leaks
3. Leaking foot valve
In new installation:
1. Re-prime according to instructions
2. Check all connections on suction line
3. Replace foot valve
Pump has lost prime through:
1. Air leaks
2. Water level below suction of pump
In installation already in use:
1. Check all connections on suction line and shaft
seal
2. Lower suction line into water and re-prime. If
receding water level in well exceeds suction
lift, a deep well pump is needed
Impeller is plugged Clean impeller as per Cleaning/replacing Impeller
procedures.
Check valve or foot valve is stuck in closed position Replace check valve or foot valve
Pipes are frozen
Thaw pipes. Bury pipes below frost line. Heat pit or
pump house
Foot valve and/or strainer are buried in sand or
mud
Raise foot valve and/or strainer above well bottom
Pump does not deliver water to full capacity
Leaking foot valve is causing lose of priming Replace foot valve
Water level in well is greater than 25 feet below
suction of pump
A deep well jet pump may be needed
Steel piping (if used) is corroded or limed, causing
excess friction
Replace with plastic pipe where possible,
otherwise with new steel pipe
Offset piping is too small in size Use larger offset piping

Pentair STA-RITE DS3 Series Specifications

General

Brand	Pentair
Model	STA-RITE DS3 Series
Category	Water Pump
Language	English