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© Copyright 2017 Zoeller
®
Co. All rights reserved.
Condition Possible Cause Remedy
PUMP WILL NOT START OR RUN.
Low voltage, blown fuse, open
circuit
Have a qualied electrician check fuse
and circuit.
Impeller bound
Contact a Zoeller Service Center.
Motor or wiring shorted
Debris on oat switch Remove debris
PUMP STARTS TOO SOON. Float “ON” point is adjusted too low
Raise the oat stops, make sure the
oat is between the two stops.
WATER LEVEL EXCESSIVE BEFORE
PUMP TURNS ON.
Float “ON” point adjusted to high Lower the upper oat stop.
PUMP WILL NOT SHUT OFF OR
RUNS TOO LONG BEFORE WATER
IS PUMPED.
Pump not plugged into piggyback
oat switch receptacle
Ensure pump is not plugged directly
into the outlet. Plug pump into
piggyback oat switch receptacle.
Debris under oat Remove debris from around oat.
Faulty oat switch Contact a Zoeller Service Center.
Float “OFF” point adjusted too low Raise the lower oat stop.
Pump is air locked
Make sure vent hole in discharge
pipe is clear.
Water level too low Raise the lower oat stop.
Waste material has accumulated
blocking ow of material
Hold ush handle down on toilet
for 15 seconds. If unit will not clear,
unplug and wait 30 minutes. Plug
unit back in and repeat. If unit still
will not turn off, it will need to be
opened and the debris relocated.
PUMP OPERATES BUT DELIVERS
LITTLE OR NO WATER.
Debris around intake Clean area around intake.
Blockage in discharge pipe Remove pipe and ush out debris.
Low or incorrect voltage
Have a qualied electrician check
house wiring.
Damaged Impeller Contact a Zoeller Service Center.
Incorrect oat adjustment
Contact Product Support
Department.
Pump is air locked
Make sure vent hole in discharge
pipe is clear.
Vertical lift too high
Change discharge piping or contact
Product Support Department.
Before servicing a pump, always shut
off the main power breaker and then unplug the
pump - making sure you are not standing in water
and are wearing insulated protective sole shoes.
Under ooded conditions, contact your local electric
company or a qualied licensed electrician for disconnecting
electrical service prior to pump removal.
Submersible pumps contain oil which become
pressured and hot under operating conditions. Allow 2-1/2
hours after disconnecting before attempting service.
If the above checklist does not solve the problem, consult
Zoeller Product Support Department 1 (800) 928-7867 or
1(502) 778-2731- Do not attempt to service or otherwise
disassemble pump.
Do not dispose of feminine sanitary products,
disposable diapers, dish rags, etc. in the QWIK JON
®
ULTIMA
. They may jam the pump or other plumbing lines
and cause malfunction.
CARE OF FINISH: Soap and water is all that is recommended
for cleaning the outside of the tank. Other cleaning products
may cause discoloration and scratching.