14
| Alarms
Alarms cont'd
Alarm
code
Display description
Reset
Delay
Alarm
relay
Action
AL20
Pressure Probe U5 faulty or disconnected
Automatic
60 sec
Yes
Off compressor
AL21
Pressure Probe U6 faulty or disconnected
Automatic
60 sec
Yes
Off compressor
AL22
Pressure Probe U7 faulty or disconnected
Automatic
60 sec
Yes
Off compressor
AL23
Defrost ended by max time duration
Automatic
Yes
Lock defrost
AL24
BMS offline (bit unchanged)
Automatic
20 se
Yes
Depends on
setting
AL25
Inverter model not compatible (Power+ only
allowed)
Automatic
60 sec
Yes
Off compressor
AL26
Start fail due to high DeltaP
Automatic
300 sec
Yes
Off compressor
208766 | A003
