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Section 6. Troubleshooting
Zodiac Pool Systems LLC strongly recommends that you call a qualified service technician to perform
any repairs on the pump system. To locate a qualified technician, check your local yellow pages or visit
www.zodiacpoolsystems.com and click on "Support."
6.1
Troubleshooting
Symptom
The cleaning/
Verify that skimmer baskets, pump basket and other screens are clean. Clean as necessary.
circulating system is
If a filter is installed in the system, check the filter and clean as necessary.
not operating correctly.
Check valve positions. Adjust as necessary.
NOTE: Multiple pieces of equipment operating at one time (for example, waterfalls, spa jets, and surface
returns) may affect the cleaning system and prevent it from working properly.
Check cleaning system manual to ensure the system is adjusted according to manufacturer's recommendations.
Bubbles present in the
Air is in system. Check pool or spa water level to ensure it is at the proper level and air is not being drawn
pump basket.
into suction piping. If water is at normal level, turn off pump. Turn the lid's locking ring counter-clockwise until
'START' aligns with ports. Remove lid and check for debris around lid seal seat or improper installation of lid
seal, as either of these conditions will cause air leaks in the system. Clean lid seal and lid groove. Note that one
(1) side of lid seal has two (2) ribs and the other has one (1). Place the side with two (2) ribs into lid groove.
Replace lid on pump housing. Align 'START' with ports and turn lid's locking ring clockwise until 'LOCKED' aligns
with ports. Hand-tighten the lid to make an air tight seal. Do not use any tools to tighten the lid. Turn the pump
back on.
Air leaks are still
Check the suction side piping union. While the pump is running, try to tighten the union. If this does not stop the
present.
air leak, turn off the pump. Loosen both unions and slide the pump out of the way. Remove, clean, and re-install
both union o-rings.
Reposition the pump next to the piping and secure the union nuts to the pump. With clean union o-rings, hand-
tightening of the unions should create a seal. If the unions still do not seal, gently tighten with a large pair of
tongue-and-groove pliers.
Do not over-tighten.
There is no air in
It is possible that debris is caught in the pump impeller. The pump impeller moves the water, and the vanes in
the system, but the
the impeller can become blocked with debris.
pressure is still low.
1. Turn off the pump. Switch off the circuit breaker to the pump motor.
2. Remove the lid and basket.
3. Look inside the pump for any debris. Remove any debris found inside.
4. Replace the basket and lid.
5. Switch on the circuit breaker to the pump motor.
6. Turn on the pump, and see if the problem is solved.
7. If the impeller is still blocked with debris and it is not possible to remove the debris using Steps 2 through 4,
There is no debris
The pump impeller and diffuser are showing signs of normal wear. Have a qualified service technician check the
blocking the impeller
impeller and diffuser and replace as necessary.
and the pressure is
If the pump is part of a relatively new installation, it could be an electrical problem. Contact a qualified service
still low.
technician. Have the technician check for loose electrical connections and check the voltage at the pump motor
while it is in operation. The voltage must be within 10% of the motor's data plate rating. If the voltage is not
within 10%, contact a qualified electrician and/or the local power service provider.
The pump is leaking
This is caused by a damaged or failed mechanical seal. The pump seal is leaking air. Have a qualified service
water between the
technician replace the seal.
motor and pump body.
The pump gets
Ensure that there is adequate room around the motor to circulate air and keep motor cool. Have a qualified
hot and shuts off
electrician check for loose connections and check voltage at the pump motor while it is in operation. The voltage
periodically.
must be within 10% of the motor's data plate rating. If voltage is not within 10%, contact a qualified electrician
and/or the local power service provider.
Page 12
the pump will need to be disassembled in order to access the inlet and outlet of the impeller.
Jandy
FHP Pumps | Installation & Operation Manual
®
Possible Problem/Solution
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