6 720 645 347 (2010/09)
Troubleshooting
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65
9
Troubleshooting
BUS device faults are indicated.
A heating appliance fault (e.g. EA fault) is
displayed with the relevant information.
B
Contact your installer.
9.1 Troubleshooting using the display (for heating contractors only)
Fig. 17
Fault display
1
Fault number
2
BUS subscriber which detected the fault
and reported it to the controller
3
Description of fault
4
Code or additional information about fault
The current fault is indicated on the controller:
B
Identify the BUS subscriber affected by the
current fault. The fault can only be rectified on
the BUS subscriber from which the fault
originates.
For heating contractors:
B
Rectify the fault in accordance
with the details in the heating
appliance documentation.
9
12
h
15
6 720 617 763-17.2O
21
24
h
3
1
3
2
4
