6.1.4 Alarm Codes
The electronic control panel will detect certain malfunctions and display
the as follows:
ALARM
CAUSE
OUTPUTS
P1
Room Probe Failure
Compressor output according to Cy - Cn
P2
Evaporator Probe Failure
Defrost end is timed
HA
Maximum Temperature alarm
Outputs unchanged
LA
Minimum temperature alarm
Outputs unchanged
EA
External alarm
Outputs unchanged
CA
Serious external alarm
All outputs OFF
dA
Door open
Compressor and fan restarts
Action On
:
If the display is showing one or more of the above alarm
codes, take note and switch off the electronic control panel and switch on
again after a few seconds. If the alarm codes continue to display, please
contact technical assistance quoting the code displayed.