3. Press d, for weather-compen-
sated control units also confirm the
display "Acknowledge: Yes" with
d.
The "Maintenance" display extin-
guishes and the red fault indicator
continues to flash.
Note
An acknowledged maintenance
message can be redisplayed by
pressing d (approx. 3 s).
After maintenance has been carried out
1. Reset code "24:1" to "24:0".
The red fault indicator extin-
guishes.
Note
If the coding address "24" is not
reset, a new "Maintenance" display
will be shown on Monday at 07:00
h.
2. If required:
&
Press c.
&
Reset burner hours run, burner
starts and consumption (see
page 64).
&
Press c.
Further details regarding the individual steps (cont.)
37
Initial start-up, inspection, maintenance
5692 536 GB
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