BDR Thermea Group SCB-10 Notice D'installation Et D'utilisation page 91

Code Display text
H02.47 Failed Conn Funct Gr
H02.48 Funct Gr Conf Fault
H02.49 Failed Init Node
H02.55 Inval or miss SerNR
H02.61 Unsupported function
H02.62 Unsupported function
H02.63 Unsupported function
H02.64 Unsupported function
H02.65 Unsupported function
H02.66 TAS not connected
H02.67 TAS short-circuit
H02.79 Appliance lost S Bus
H10.00 T Flow Zone A Open
7747028 - v.01 - 25112019
Description
Failed Connecting Function Groups
Function Group Configuration Fault
Failed Initialising Node
Invalid or missing device serial
number
Zone A doesn't support the selected
function
Zone B doesn't support the selected
function
Zone C doesn't support the selected
function
Zone D doesn't support the selected
function
Zone E doesn't support the selected
function
The anti corrosion protection (TAS)
of the Domestic Hot Water tank is
not connected
The anti corrosion protection (TAS)
of the Domestic Hot Water tank is
shortend
There is no appliance present on
system bus (cascade).
Flow temperature sensor Zone A
Open
Solution
Function group not found:
Carry out an auto-detect
Restart the boiler
Replace the CU-GH
SCB not found:
Carry out an auto-detect
SCB not found:
Carry out an auto-detect
Replace the CU-GH PCB
Zone A function setting is not correct or is not al­
lowed on this circuit:
Check the setting of parameter CP020.
Zone B function setting is not correct or is not al­
lowed on this circuit:
Check the setting of parameter CP021.
Zone C function setting is not correct or is not al­
lowed on this circuit:
Check the setting of parameter CP023.
Zone C function (DHW) setting is not correct or is
not allowed on this circuit:
Check the setting of parameter CP022.
Zone E function (AUX) setting is not correct or is
not allowed on this circuit:
Check the setting of parameter CP024.
Corrosion protection anode (TAS) not detected:
Anode is not connected: Connect the anode
Anode is not connected correctly: Connect the
anode correctly
Corrosion protection anode (TAS) missing or
short-circuited:
Bad connection: check the wiring and connec­
tors
Incorrectly fitted sensor: check that the sensor
has been correctly fitted
Faulty sensor: replace the sensor
S-Bus connector devices missing:
Bad connection: check the wiring and connec­
tors
Incorrectly fitted connectors: check that the
connectors has been correctly fitted
End connectors (with resistor) are missing or
badly connected: check wiring and connectors
Check if connected devices are activated
Flow temperature sensor zone A open:
Bad connection: check the wiring and connec­
tors
Incorrectly fitted sensor: check that the sensor
has been correctly fitted
Sensor is not present.
Faulty sensor: replace the sensor
en
6 Troubleshooting
91