- 12 -
III - OPERATING FAULTS
Buttons
Explanation
Line
1
-
Check that there are no alarms: flashing bell symbol for a fault or when
maintenance is required:
- If the bell is flashing, open the QAA73 front cover.
-
2
Press the line selection button
up to the line 50.
- Fault code 62 is displayed: the room sensor is incompatible with the boiler = re-
place it
Note: If another alarm is displayed, refer to the list of fault codes.
THI
-47-
0
P ROG
TH
I-
4
8-
3