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WL250
Operating,
Installation,
and
Service
Manual
Page
48
‐
Revision:
4
‐
25
‐
2016
POWER
TROUBLESHOOTING
INDEX
1. Red Heater and Compressor Power Switch won't light and the Red LED on the Front
won't light
2. Red Power Switch is lit but the red LED on the Front is not lit
3. Compressor Runs but does Not Chill
4. Compressor is Not Running
Red
Heater
and
Compressor
Power
Switch
won’t
light
and
the
Red
LED
on
the
Front
won’t
light
Possible
Reason
Solution
Circuit
Breaker
Check
the
Circuit
Breaker
Fuse
is
Blown
Replace
Fuse
Defective
/
Loose
Power
Cord
Check
that
power
cord
is
properly
plugged
in.
If
it
is
properly
plugged
in,
use
a
different
power
cord
to
verify.
Failed
Power
Line
Noise
Filter,
ElectroMagnetic
Interference
filter
(EMI)
Replace
Power
Line
Noise
Filter,
ElectroMagnetic
Interference
filter
(EMI)
Defective
Red
Heater
/
Compressor
Switch
Replace
Red
Heater
/
Compressor
Switch