18
TROUBLESHOOTING
Problem Cause Solution
Low flow Dirty filter Backwash or clean cartridge
Dirty skimmer and pump
strainer
Clean skimmer and pump strainer
Suction air leak Make sure water level is correct through suction
points. Ensure baskets and strainers are free of
debris. Tighten all fittings/unions on the suction
side of the pump, remove and replace mechanical
seal
Closed valve or blocked
line
Make sure water level is correct through suction
points. Ensure baskets and strainers are free of
debris. Tighten all fittings/unions on the suction
side of the pump, remove and replace mechanical
seal
Pump does
not run
Not plugged in Check the socket and power cord
GFCI/or main circuit
breaker tripped
Switch on the breaker. If it is immediately tripped
again,
There is a defect in pump or controls.
Faulty Pump shaft /motor Replace the pump/motor assembly.
Pump shaft is locked Check if the pump can be rotated by hand and
remove any blockage
Pump will not
prime
Suction air leak Make sure water level is correct through suction
points. Ensure baskets and strainers are free of
debris. Tighten all fittings/unions on the suction
side of the pump, remove and replace mechanical
seal
No water in the pump Make sure the filter tank is full
Closed valves or blocked
lines
Open all valves in the system, clean skimmer and
pump basket, check pump impeller of blockage
Motor
overload cuts
out
Motor not connected
properly
Have electrician check wiring
Low incoming voltage Voltage at motors should be no more than 6%
above or below nameplate voltage. Have
electrician check voltage; ensure pump is not
running on an extension cord. Report low supplier
to authorities.
Overload due to binding
in pump or wrong size
impeller
Contact supplier
Noise pump
operation
Bad bearing Have electrician replace
Air leak in suction Make sure water level is correct through suction
points. Ensure baskets and strainers are free of
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