
WL250
Operating,
Installation,
and
Service
Manual
Page
57
‐
Revision:
4
‐
25
‐
2016
Water
does
not
dispense
from
Unit
Possible
Reason
Solution
Closed
water
supply
valve
Open
the
water
supply
valve.
The
unit
is
not
properly
plugged
into
electrical
outlet
Check
electrical
outlet
connection,
or
for
blown
circuit
breaker.
Red
Heater
and
Compressor
Switch
on
unit
is
in
the
off
position
Turn
Red
Heater
and
Compressor
switch
on.
I
=
ON
15
Amp
Fuse
Blown
Replace
the
15
Amp
Fuse
as
needed.
Water
is
present
in
the
bottom
tray,
causing
the
leak
detection
to
trigger.
*Leak
Detection
is
on
the
Counter
Top
Model
only.
Remove
the
Top
Cover
and
Front
Panel.
Tip
the
unit
slightly
to
drain,
dry
bottom
tray
completely.
Hot
and
Cold
Solenoid
connections
into
the
Display
PCB
are
loose.
Turn
power
off;
unplug
the
unit
and
visually
inspect
solenoid
connections
into
the
Display
PCB.
Verify
the
soldering
points
on
connections
are
secure
into
the
board.
Remove
the
PCB
to
inspect
the
front
of
the
board.
Exhausted
Filter
Replace
filters
as
needed.
Cold
Water
Dispenses
from
Faucet
and
Vent
Outlet
Simultaneously
Possible
Reason
Solution
Improper
tubing
attachment
from
the
tank
to
faucet
or
vice
versa
Verify
tubing
is
connected
properly
from
tank
outlets
to
correct
faucet
attachments.
Scale
has
formed
inside
cold
tank
outlet
tube.
Remove
cold
water
outlet
tube
from
tank
to
faucet.
Pour
some
scale
remover
into
cold
tank.
Expansion
chamber
in
Cold
Tank
is
not
sealed
properly.
Replace
Cold
Tank.