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www.AvantcoRefrigeration.com
User Manual
Refrigerated Bakery Display Cases
Troubleshooting
Problem
Possible Cause
Possible Solution
Compressor not
running.
Fuse blown or circuit breaker
tripped.
Replace fuse or reset circuit breaker.
Power cord unplugged. Plug in power cord.
Thermostat set too high. Set thermostat to lower temperature.
Cabinet in defrost cycle. Wait for defrost cycle to finish.
Condensing units
run for long periods
of time.
Excessive amount of warm
product placed in cabinet.
Allow adequate time for product to cool down.
Prolonged door opening or door
ajar.
Ensure doors are closed when not in use. Avoid opening doors
for long periods of time.
Dirty condensor coil. Clean the condenser coil. (Page 9)
Evaporator coil iced over.
Unplug unit and allow coil to defrost. Make sure thermostat is not
set too cold. Ensure that door gasket(s) are sealing properly.
Cabinet temperature
is too warm.
Cabinet temperature
is fluctuating.
Thermostat set too warm. Set thermostat to lower temperature.
Airflow blocked.
Re-arrange product to allow for proper air flow. Make sure there
is at least four inches of clearance from evaporator.
Excessive amount of warm
product placed in cabinet.
Allow adequate time for product to cool down.
Fuse blown or circuit breaker
tripped.
Replace fuse or reset circuit breaker.
Dirty condenser coil. Clean the condenser coil. (Page 9)
Evaporator coil iced over.
Ensure doors are closed when not in use. Avoid opening doors
for long periods of time.
Low refrigerant levels. Contact a service technician to check refrigerant levels.
Door is slightly ajar. Make sure door is completely closed.
Condensation is
collecting on the
cabinet and/or floor.
Relative humidity is above 55%. Move unit to area below relative humidity or lower humidity level.
Interior light is not
working.
Poor switch connection. Turn o light switch and turn it back on.
Bulb is not connected. Make sure the bulb is correctly inserted in the socket.
Bulb is burned out. Replace the bulb.
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