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
A new maintenance message will
be displayed 7 days later, if coding
address "24" is not reset.
2.
Reset the burner operating hours,
burner starts and consumption if
required
Press the following keys:
c
Scanning is active (see
page 68).
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.)
39
Commissioning, inspection, maintenance
5692
731
GB
Summary of Contents for VITODENS 333-F WS3A
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