Equipment TROUBLE - SHOOTING Guide
WARNING : NEVER WORK ON PUMP WHILE IT IS RUNNING OR POWER IS STILL CONNECTED !!!!
PROBLEMS
... POSSIBLE CAUSES
1. PUMP WILL NOT PRIME
• ... no water in strainer pot
• ... pump pot lid not on tight
• ... pump pot lid warped
• ... damaged lid o-ring
• ... water level below skimmer
• ... pump basket is clogged
• ... skimmer basket is clogged
• ... skimmer weir (flap) is jammed closed
• ... suction line is clogged
• ... closed valve in suction line
• ... pump is on low speed (two speed models only)
• ... air leak in suction line
2. LOW FLOW - HIGH FILTER PRESSURE
• ... filter is dirty
• ... valve in return line closed
• ... plug or clogged return line
• ... broken backwash valve
3. LOW FLOW - LOW FILTER PRESSURE
• ... strainer basket is clogged
• ... skimmer baskets clogged
• ... clogged impeller
• ... backwash valve o-ring or gasket slipped
• ... air leak in suction line
• ... restriction in suction line
• ... inadequate size suction line
• ... reverse rotation of motor ( 3 phase motors only)
4. MOTOR DOES NOT TURN
• ... power switch is off
• ... circuit breaker is tripped
• ... pump is in "off" mode of a timer controlled circuit
• ... motor terminal connections are incorrect
• ... motor shaft is locked by bad bearing
• ... impeller is blocked by debris
• ... dirty or burned contacts
• ... bad starter capacitor
5. MOTOR OVERLOAD PROTECTION "KICKS OUT"
• ... electrical supply connections are incorrect
• ... wiring to pump is undersized
• ... power supply voltage low
• ... ventilation is inadequate
• ... inadequate water flow