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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
2. Unit not starting
, but
temperature
rising high
3.
Temperatur
e fluctuating
4. Temperature
high, unit
stopping
and starting
normally
5. Temperature
high, unit
stopping and
starting with
short
running
time
6.
Temperatur
e high or
not cooling
and running
continually
User's Troubleshooting
Possible Causes
a.
Power cord not plugged
b.
No power from supply
c.
Incorrect or loose wirings
d.
Low voltage
e.
Setting
higher
than
ambient temperature
f.
Waiting for cut-in
g.
Defrost light blinking
h.
Compressor light blinking
i.
Defective controller
a. Anti-short cycle
a. Air probe
a. Temperature setting high
a.
Air
probe
touching
evaporator
coil,
temperature ok
b.
Air probe in cold-air supply,
displaying temperature ok
c.
Failed controller and probe
a.
Improper cellar insulation &
seal
b.
Cellar too large
c.
Ambient temperature too high
d.
Exhaust restricted
a.
Check power cord
b.
Check receptacle and fuses
c.
Check all wirings and connections
d.
Contact an authorized electrician
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
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 constant average
temperature that would prevent wine
bottle temperature from fluctuating.
a. Lower the setting
the
a.
Move the air probe away from
displaying
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
-12-
Response
temperature
is
mainly
by
the
average
on
at
59°F
of
The
average
air
air
air
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