Wine & Beverage Coolers Troubleshooting Guide

Wine & Beverage Coolers: Troubleshooting Solutions Guide

Questions?

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*Please note our business hours: 
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Note: This Troubleshooting Chart is not prepared to replace the training required for a professional refrigeration service person, not is it comprehensive.

1. Unit not running

Possible Causes
Response
a. Power cord unplugged
a. Check for power cord plug
b. No power at all
b. Check receptacle voltage & fuses
c. If display lighting, temp setting high
c. Lower temperature setting
d. If temp setting ok, sensors or control board bad
d. Call service for replacing sensors or control board
e. Compressor unit malfunctioning
e. Call service for component check

2. Unit not turning on again, and temperature going up

Possible Causes
Response
a. Control board malfunctioning
a. Call service for replacing control board

3. Light not working

Possible Causes
Response
a. Power cord unplugged
a. Check for power cord plug
b. Connection loose
b. Check for a tripped circuit breaker or blown fuse
c. Starter bad
c. Change starter
d. Light tube bad
d. Change light tube
e. Switch malfunctioning
e. Call service for replacing display board

4. Temperature too low

Possible Causes
Response
a. Evaporator iced
a. Unplug for deicing
b. Surrounding temperature low
b. Raise temperature setting
c. Bottom temperature sensor bad
c. Call service for replacing sensor
d. Control board malfunctioning
d. Call service for replacing control board

5. Temperature too high

Possible Causes
Response
a. Surrounding temperature high
a. Lower temperature setting
b. Improper condenser airflow
b. Check for air flow restrictions
c. Dirty Condenser
c. Clean condenser
d. Evaporator Iced
d. Unplug and defrost evaporator
d. Control board malfunctioning
d. Call service for replacing control board
e. Improper seals
e. Check for gasket and doors opening
f. Improper area to be cooled
f. Check for excessive load or incorrect installation
g. Low voltage
g. Check power supply
h. Condenser fan malfunctioning
h. Call service for replacing fan
i. Refrigerant leakage
i. Call service for checking the system

6. Temperature fluctuating

Possible Causes
Response
a. Compressor on and off
a. It will be within 5 ° F

7. Excessive moisture on glass

Possible Causes
Response
a. Surrounding humidity high
a. Raise temperature setting
b. Improper seals
b. Check for gasket and doors opening
c. Often door opening
c. Reduce door opening duration

8. Top & bottom temperatures getting too close

Possible Causes
Response
a. Compressor idle
a. Wait for compressor on
b. Evaporator iced
b. Unplug and defrost evaporator
c. Condenser airflow restricted
c. Check for airflow restriction
d. Dirty condenser
d. Clean condenser
e. Condenser fan malfunctioning
e. Call service for replacing fan

9. Unit running too long or evaporator iced

Possible Causes
Response
a. Surrounding temperature high
a. Raise temperature setting
b. Improper condenser airflow
b. Check for air flow restrictions
c. Dirty Condenser
c. Clean condenser
d. Evaporator Iced
d. Unplug and defrost evaporator
e. Improper seals
e. Check for gasket and doors opening
f. Improper area to be cooled
f. Check for excessive load or incorrect installation
g. Low voltage
g. Check power supply
h. Condenser fan malfunctioning
h. Call service for replacing fan
i. Refrigerant leakage
i. Call service for checking the system

10. Compressor stopping and starting, but short running time

Possible Causes
Response
a. Incorrect voltage
a. Check for voltage
b. Improper condenser airflow
b. Check for airflow restriction
c. Dirty condenser
c. Clean condenser
d. Condenser fan malfunction
d. Call service for replacing fan

11. House circuit tripping

Possible Causes
Response
a. Incorrect fuse or breaker
a. Check for proper fuse or breaker
b. Incorrect wirings
b. Check wirings and connections
c. Failed component
c. Call service for checking components

12. Noisy operation

Possible Causes
Response
a. Mounting area not firm
a. Add support to improve installation
b. Compressor overloaded due to high ambient temperatures or airflow restriction.
b. Internal loose, inadequate lubrication, improper voltage, airflow blockage.
c. Compressor and fan malfunctioning
c. Call service