3.
d
The service display will be
cleared (for a weather-
compensated control unit:
"Acknowledge: Yes",
reconfirm with
d
).
The red fault display con-
tinues to flash.
Note
An acknowledged service message
can be redisplayed by pressing
d
(approx. 3 s).
After a service has been carried out
1.
Reset code "24:1" to "24:0".
The red fault indicator extin-
guishes.
Note
If coding address "24" is not reset,
the "Service" message reappears:
&
On a constant temperature con-
trol unit:
After 24 hours
&
On a weather-compensated con-
trol unit:
At 07:00 h on Monday
2.
Reset the burner hours run, burner
starts and consumption, if required.
Press the following keys:
c
Scanning is active.
a
/
b
for the selected value.
e
The selected value will be
set to "0".
a
/
b
for further scans.
d
Scanning is completed.
Further details regarding the individual steps
(cont.)
35
Commissioning, inspection, maintenance
5692
673
GB
Summary of Contents for VITODENS 300-W
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