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7. Troubleshooting guide
Problem
Possible cause
Display flash and indicate “HH”, flash speed one
time per second
The temperature sensor of zone > 37°
Display flash and indicate “LL”, flash speed one
time per second
The temperature sensor of zone < 0°
Display flash and indicate “E0”, flash speed one
time per second
Connection failure, wire or component is not
connected
Display flash and indicate “E1”, flash speed one
time per second
Temperature sensor is failure in corresponding
zone
Display flash and indicate “E2”, flash speed one
time per second
Error defrost sensor in corresponding zone
Appliance does not operate.
Not plugged in.
The circuit breaker has tripped or there is a blown
fuse.
Temperature inside the appliance is too warm.
Temperature control is set too warm. Turn the con-
trol to a cooler setting and allow several hours for
the temperature to stabilize.
Door is kept open too long or is opened too fre-
quently. Warm air enters the appliance every time
the door is opvened. Open the door less often.
The door is not closed completely.
The door gasket does not seal properly.
The appliance has recently been disconnected
for a period of time. 4 hours are required for the
appliance to cool down completely.
Temperature inside the appliance is too cold.
Temperature control is set too cold. Turn the con-
trol to a warmer setting and allow several hours for
the temperature to stabilize.
Vibrations
Check to assure that the appliance is on a level
surface.
The appliance is touching the wall. Re-level the
appliance and move it from the wall.
If continued vibration occurs, turn off the applian-
ce and unplug the power plug. Contact Customer
Service Dept. for further assistance.
Moisture forms on inside appliance walls.
Door is slightly open.
Door is kept open too long, or is opened too fre-
quently. Open the door less often.
The door is not sealed properly
Moisture forms on outside of appliance.
Door is slightly open, causing cold air from inside
the appliance to meet warm moist air from outside
The door will not close properly.
The appliance is not on a level surface.
The gasket is dirty.
For service, see our website at www.norcool.com
By checking the above before ordering service, you will help the service engineer know
what parts they may need to bring and what measures to take.
