Troubleshooting Chart - Vinotemp WINE-MATE VINO3500HZD Service Manual

III. Troubleshooting Chart
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 unplugged
b. No power to unit
c. Defrost light blinking
d. Compressor light blinking
e. Setting
temperature
f. Low voltage.
g. Incorrect or loose wirings.
2. Fan running almost continually
a. 5
running mode
3. Temperature fluctuating
a. Air sensor
4. Temperature too high
a. Setting too high
b. Improper cabinet seals
c. Cabinet too large
d. Ambient temperature too high
e. Exhaust too close to wall or ceiling
f. Malfunctioning fans
g. Improper evaporator or condenser
airflow
Table 3-1 Troubleshooting Chart
Possible Causes
higher than
minute post-compressor
- 19 -
Response
a. Check for power cord plug
b. Check power at receptacle & fuses
c. Unit is under defrost mode
d. Unit waits for anti-short cycle delay
ambient e. Lower temperature setting
f. Contact an authorized electrician
g. Check all wirings and connections
fan a. See 4) to set FON = 0
a. When using an air sensor, the wine
bottle temperature
controlled
temperature. If the set-point is 55F
with the differential 4F, the cooling
unit turns
temperature and turns off at 55F of
air temperature. The average air
temperature is 57F, and then the
wine temperature is around 57+/-
0.5F. The air is light enough to
change so quickly that it maintains
relatively
temperature that would prevent wine
bottle temperature from varying.
a. Lower setting
b. Check for gasket and door opening
c. Check for excessive size
d. Check for installation location
e. Leave 6" clearance between the
exhaust side and the wall or ceiling;
leave 4" clearance for the fresh-air
supply side; leave 2" for the other
sides
f. Check for both evaporator and
condenser fans
g. Check for air restrictions
is mainly
by the average air
on at 59F of air
constant average