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A.O. Smith AO-WH-SOFT-450T User Manual

A.O. Smith AO-WH-SOFT-450T
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PROBLEM POSSIBLE CAUSE SOLUTION
Appliance Stays
in Regeneration
Controller not attached properly.
Make sure the controller is pushed
all the way onto the cover plate.
Defective magnet disk. Replace magnet disk.
Foreign object in main control valve.
Remove foreign object(s) from
the main control valve.
Broken valve assembly. Motor running. Repair the valve assembly.
Excess Water
in Brine Tank
Restricted, frozen, or pinched drain
line.
Remove restriction, thaw, or
straighten drain line.
Plugged brine line, brine line ow
control, or air check/draw tube.
Clean ow control, air check/draw
tube, and brine line. Clean any
sediment from the brine cabinet.
Plugged injector assembly.
Clean or replace injector. Replace
entire assembly if throat removed.
Salty Water
Plugged injector.
Replace injector screen, nozzle,
and throat.
Low water pressure.
Maintain minimum pressure of
30 psi (2.1 bar).
Drain line or ow control is restricted. Remove restriction.
Brine line restricted or crimped. Remove restriction, replace if crimped.
Excessive amount of water
in brine cabinet.
Verify correct water level relative to
salt setting. Estimated amount of
water should be 2-12". Check brine
line and ttings for loose connections.
Intermittent pressure drop from
feed source.
Install check valve on the inlet water
line to the appliance (check local
plumbing codes rst).
Brine valve drips water back
to brine tank.
Clean brine valve housing, replace
piston assembly.
Controller Error
Messages
Home not found.
Cycle power by unplugging the
transformer and plugging it back in.
It will look for Home again. Ensure the
controller is pushed all the way onto
the cover plate.
Motor error.
All wires should be unplugged and
replugged, sequence is motor, sensor,
and power cord. Plug motor in and
cycle power. If it is already plugged in,
then motor wiring or the motor plug is
defective. This could also be a problem
with the computer.
Home offset.
Disk did not start in proper home
location. Cycle power controller will
automatically try to reset itself by
nding Home and continuing the
regeneration. Ensure the controller
is pushed all the way onto the drive
end cap.
Home latched.
Gear teeth are not engaged, gear is
stripped, or something is jammed in
the valve. Cycle the power to reset.
Memory error. Replace controller.
19
TROUBLESHOOTING

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A.O. Smith AO-WH-SOFT-450T Specifications

General IconGeneral
BrandA.O. Smith
ModelAO-WH-SOFT-450T
CategoryWater Dispenser
LanguageEnglish

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