6 720 645 349 (2010/09)
58 | Troubleshooting
9Troubleshooting
BUS device faults are indicated.
A heating appliance fault (e.g. EA fault) is
displayed with the relevant advice.
B Contact your installer.
9.1 Troubleshooting with display
Fig. 25 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 displayed on the controller
and on the remote control (on FB 10 without
text):
B Determine the BUS subscribers concerned
with the current fault. The fault can only be
rectified on the BUS subscriber from which
the fault originates.
For the contractor:
B Remedy the fault in accordance
with the heating appliance
documentation.
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