Messages
Code
Description
BL.PRES.SENS.OPEN
B05
Error on the water pressure sensor or sensor missing.
Contact the professional responsible for maintenance of the heat pump
BL.PRES.SENS.SHORT B06
Error on the water pressure sensor or sensor missing.
Contact the professional responsible for maintenance of the heat pump
BL.PRES.SENS.MISS
B07
Error on the water pressure sensor or sensor missing.
Contact the professional responsible for maintenance of the heat pump
BL.NO CONFIG
B11
Configuration missing
Contact the professional responsible for maintenance of the heat pump
BL.DHW.SENS.OPEN
B13
Error on the bottom domestic hot water sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.DHW.SENS.SHORT B14
Error on the bottom domestic hot water sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.DHW.SENS.MISS
B15
Error on the bottom domestic hot water sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.USER.RESET
B18
Reset under way
BL.HP FLOW S OPEN
B19
Error on the hybrid heat pump's flow temperature sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.HP FLOW S SHORT B20
Error on the hybrid heat pump's flow temperature sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.HP FLOW S MISS
B21
Error on the hybrid heat pump's flow temperature sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.FLOW
B24
Heating end flow rate insufficient, below the threshold permitted
Contact the professional responsible for maintenance of the heat pump
BL.FLOW.SENS.OPEN
B26
Error on the hybrid heat pump's flow sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.FLOW.SENS.SHORT B27
Error on the hybrid heat pump's flow sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.FLOW.SENS.MISS
B28
Error on the hybrid heat pump's flow sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.RET.S HP.OPEN
B33
Error on the hybrid heat pump's return temperature sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.RET.S HP.SHORT
B34
Error on the hybrid heat pump's return temperature sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.RET.S HP.MISS
B35
Error on the hybrid heat pump's return temperature sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.DHW.S.TOP OPEN
B37
Error on the top domestic hot water sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.DHW.S.TOP SHORT B38
Error on the top domestic hot water sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.DHW.S.TOP MISS
B39
Error on the top domestic hot water sensor or sensor missing
Contact the professional responsible for maintenance of the heat pump
BL.PRESSURE
B42
The pressure in the heating circuit is insufficient and lower than the threshold permitted
BL.HP
B43
Error on the hybrid heat pump
Contact the professional responsible for maintenance of the heat pump
BL.COM SCB
B44
Communication error or no communication with the second circuit PCB
Contact the professional responsible for maintenance of the heat pump
BL.COM.
B45
Communication error or no communication with the second circuit PCB
Contact the professional responsible for maintenance of the heat pump
BL.FLOW
B250
SYSTEM FLOW RATE ALERT
BL.PRESSURE
B251
WATER PRESSURE ALERT
8.3
Fault history
The #DEFAULT HISTORIC menu is used to consult the last 10 faults
displayed by the control panel.
1. Go to the After Sales Service level by pressing the key for 10
seconds, using a suitable tool.
8 Troubleshooting
50
200 ASL HYBRID
7613348 - v06 - 10122018