WL100
Operating,
Installation,
and
Service
Manual
Page
59
Revision:
5
‐
20
‐
2016
Dispenses
Hot
and
Cold
Water
at
the
Same
Time
Possible
Reason
Solution
Hot
or
Cold
solenoid
is
stuck
open.
Remove
Top
cover.
Check
Hot
Solenoid:
Dispense
cold
water
and
visually
inspect
tubing
for
water
flow
from
both
tanks.
Check
Cold
Solenoid:
Disconnect
elbow
from
outlet
of
cold
solenoid.
Select
hot
water
and
dispense
(quickly
releasing
dispensing
button
to
avoid
much
water
coming
out
of
cold
solenoid.
Replace
solenoid
as
necessary.
No
Cold
Water
Available
Possible
Reason
Solution
Closed
Water
Supply
Valve
Open
the
Water
Supply
Valve
Cold
Water
Solenoid
Valve
malfunction
Inspect
the
valve
components
for
proper
functionality.
Red
Heater
and
Compressor
Switch
on
unit
is
off.
Turn
Red
Heater
and
Compressor
Switch
on.
I
=
ON
Loose
connection(s)
on
the
Display
PCB
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.
