When one of the codes below is displayed, contact the professional
responsible for maintenance of the heat pump.
Tab.23 List of blocking codes linked to the SCB-10 PCB
Code
Message
Description
H00.69
TbufferTankOpen
Buffer Tank temperature sensor is either removed or
measures a temperature below range
H00.70
TbufferTankClosed
Buffer Tank temperature sensor is either shorted or measures
a temperature above range
H00.71
TbufferTankTopOpen
Buffer Tank top temperature sensor is either removed or
measures a temperature below range
H00.72
TbufferTankTopClosed
Buffer Tank top temperature sensor is either shorted or
measures a temperature above range
H00.74
TBufferTankMissing
Buffer Tank temperature sensor was expected but not
detected
H00.75
TBufferTankTop Miss
Buffer Tank Top temperature sensor was expected but not
detected
H00.76
TcascadeFlow Open
Cascade Flow temperature sensor is either removed or
measures a temperature below range
H00.77
TcascadeFlow Closed
Cascade Flow temperature sensor is either shorted or
measures a temperature above range
H00.78
TcascadeFlow missing
Cascade Flow temperature sensor was expected but not
detected
H02.02
Wait Config Number
Waiting For Configuration Number
H02.03
Conf Error
Configuration Error
H02.04
Parameter Error
Parameter Error
H02.05
CSU CU mismatch
CSU does not match CU type
H02.16
Int CSU Timeout
Internal CSU Timeout
H02.36
Funct device lost
Functional device has been disconnected
H02.40
Function unavailable
Function unavailable
H02.45
Full Can Conn Matrix
Full Can Connection Matrix
H02.46
Full Can Device Adm
Full Can Device Administration
H02.47
Failed Conn Funct Gr
Failed Connecting Function Groups
H02.48
Funct Gr Conf Fault
Function Group Configuration Fault
H02.49
Failed Init Node
Failed Initialising Node
H02.55
Inval or miss SerNR
Invalid or missing device serial number
H02.61
Unsupported function
Zone A doesn't support the selected function
H02.62
Unsupported function
Zone B doesn't support the selected function
H02.63
Unsupported function
Zone C doesn't support the selected function
H02.64
Unsupported function
Zone D doesn't support the selected function
H02.65
Unsupported function
Zone E doesn't support the selected function
H02.66
TAS not connected
The anti corrosion protection (TAS) of the Domestic Hot Water
tank is not connected
H02.67
TAS short-circuit
The anti corrosion protection (TAS) of the Domestic Hot Water
tank is shortend
H10.00
T Flow Zone A Open
Flow temperature sensor Zone A Open
H10.01
T Flow Zone A Closed
Flow temperature sensor Zone A Closed
H10.02
T Dhw Zone A Open
Domestic Hot Water temperature sensor Zone A Open
H10.03
T Dhw Zone A Closed
Domestic Hot Water temperature sensor Zone A Closed
H10.04
TSwimmPoolZoneA Open
Swimming Pool Temperature Sensor Zone A Open
H10.05
TSwimmPoolZoneAClose
Swimming Pool Temperature Sensor Zone A Closed
H10.09
T Flow Zone B Open
Flow temperature sensor Zone B Open
H10.10
T Flow Zone B Closed
Flow temperature sensor Zone B Closed
H10.11
T Dhw Zone B Open
Domestic Hot Water Temperature Sensor Zone B Open
H10.12
T Dhw Zone B Closed
Domestic Hot Water temperature sensor Zone B Closed
H10.13
TSwimmPoolZoneB Open
Swimming Pool Temperature Sensor Zone B Open
6 Troubleshooting
7684505 - v04 - 10022022
MIT-S
25
