Jandy
Section 6.
Troubleshooting and Repair
Zodiac® strongly recommends that you call a qualified service technician to perform any repairs on the filter/pump
system. To locate a qualified technician, check your local yellow pages or visit www.zodiacpoolsystems.com
or www.zodiacpoolsystems.ca and click on "Dealer Locator."
Symptom
Reduced flow
Verify that skimmer baskets, pump basket and other screens are clean. Clean as necessary.
being returned
Check filter and clean as necessary.
to pool and/or
Check valve positions. Adjust as necessary.
NOTE Multiple pieces of equipment operating at one time (for example, waterfalls, spa jets, and surface
less water being
pulled in by
returns) will affect the proper operation of the cleaning system.
skimmer.
Check the cleaning system manual to ensure that the system is adjusted according to the manufacturer's
recommendations.
Bubbles are
Air is in the system. Check the pool or spa water level to ensure that it is at the proper level and air is not
present in the
being drawn into the suction piping. If the water is at the normal level, turn off the pump. Turn the lid's locking
pump basket.
ring counter-clockwise until 'START' aligns with the ports. Remove the lid and check for debris around the
lid seal seat OR improper installation of the lid seal, as either condition will allow air to leak into the system.
Clean the lid seal and replace it on the lid. Replace the lid on the pump housing. Align 'START' with the ports
and turn the locking ring clockwise until 'LOCKED' aligns with the 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
present.
the 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
the system, but
impeller can become blocked with debris.
the pressure is
still low.
There is no debris
The pump impeller and diffuser are showing signs of normal wear. Have a qualified service technician check
blocking the
the impeller and diffuser and replace as necessary.
impeller and the
If the pump is part of a relatively new installation, it could be an electrical problem. Contact a qualified
pressure is still
service technician. Have the technician check for loose electrical connections and check the voltage at the
low.
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.
Pump seal is leaking air. Have a qualified service technician replace the seal.
The pump is
This is caused by a damaged or failed mechanical seal. Replace the seal.
leaking water
between the
motor and pump
body.
The pump gets
Make sure that there is adequate room around the motor to circulate air and keep the motor cool. Have
hot and shuts off
a qualified electrician check for loose connections and check the voltage at the pump motor while it is in
periodically.
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.
Pump will not
No power to pump.
start.
Make sure pump is properly connected to high voltage. See "3.2 Electrical Installation"
Improper low-voltage wiring.
Check low-voltage wiring between pump and controller. Correct if necessary. See "3.2 Electrical Installation"
Improper pump address setting.
Make sure that pump dip switches 3 and 4 are set properly for the installation. Both should be OFF for use
with Variable-Speed Controller or set to the proper address when connected to an AquaLink
an AquaLink PDA, or an AquaLink Z4. See "3.2.4.1 Install with AquaLink® controller"
Fault condition exists.
View fault message on controller and correct fault before proceeding. If unsure how to correct fault, contact
Zodiac
Pro Series VS PlusHP Pumps
®
Technical Support at 800.822.7933.
®
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Installation & Operation Manual
Possible Cause/Solution
Page 15
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RS controller,
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