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This Troubleshooting Chart is not prepared to replace the training required for a
professional refrigeration service person, not is it comprehensive.
Complaint
1. Unit not running
a. Power cord not plugged
b. No power from supply
c. Incorrect or loose wirings
d. Low voltage
e. Setting
f.
g. Defrost light blinking
h. Compressor light blinking
i.
2. Unit not starting
a. Anti-short cycle
, but
temperature
rising high
3. Temperature
a. Air probe
fluctuating
4. Temperature
a. Temperature setting high
high, unit
stopping and
starting
normally
5. Temperature
a. Air
high, unit
stopping and
starting with
b. Air probe in cold-air supply,
short running
time
c. Failed controller and probe
6. Temperature
a. Improper cellar insulation & seal
high or not
cooling and
b. Cellar too large
running
c. Ambient temperature too high
continually
d. Exhaust restricted
User's Troubleshooting
Possible Causes
higher
than
temperature
Waiting for cut-in
Defective controller
probe
touching
evaporator
coil,
displaying
temperature ok
displaying temperature ok
- 11 -
a. Check power cord
b. Check receptacle and fuses
c. Check all wirings and connections
d. Contact an authorized electrician
ambient
e. Lower temperature setting
f.
Wait
g. Unit is under defrost mode
h. Unit is under anti-short cycle delay
i.
Call service for diagnosis
a. Reset AC
a. When using an air probe, the wine
bottle
temperature
controlled
temperature. If the set-point is 55°F
with the differential 4F, the cooling
unit
turns
temperature (It may be higher than
59°F if it is in anti-short cycle or
defrost) and turns off at 55°F of air
temperature.
temperature is 57°F, and then the
wine temperature is around 57+/-
0.5°F. The air is light enough to
change so quickly that it maintains
relatively
temperature that would prevent wine
bottle temperature from fluctuating.
a. Lower the setting
the
a. Move the air probe away from the
evaporator
b. Move the air probe away from the
cold-air supply
c. Call service for diagnosis
a. Check insulation, gasket and door
opening
b. Check for excessive size
c. Check installation location
d. Leave minimum 3 feet clearance for
the hot air exhaust side and leave
Response
is
mainly
by
the
average
air
on
at
59°F
of
air
The
average
air
constant
average
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