The display and main boards are not
communicating.
Close the breaker switch and reopen it.
If the problem is not resolved, the digital
control will have to be changed. In this
case, call your dealer .
DEFROST TEMPERATURE
PROBE OPEN
The de-icing sensor is not properly
connected or is not receiving power
DEFROST PROBE
SHORT CIRCUIT
The de-icing sensor is defective
WATER TEMPERATURE
PROBE OPEN
The water temperature sensor is not
properly connected or is not receiving
power
WATER TEMPERATURE
PROBE SHORT CIRCUIT
The water temperature sensor is
defective
AIR TEMPERATURE
PROBE OPEN
The air temperature sensor is not
properly connected or is not receiving
power
AIR TEMPERATURE
PROBE SHORT CIRCUIT
The air temperature sensor is defective
The fan is functioning, no
code is displayed and the
compressor does not
start
Electrical problem in the compressor
circuit
Capacitor defective
Compressor defective