Diagnosis; Checking Operating Data; Calling Up Operating Data; B.7: Configuring The Maintenance Interval - Viessmann VITODENS 111-W Installation And Service Instructions Manual

Diagnosis

Checking operating data

Operating data can be checked in various areas. See
"Diagnosis" in the service menu overview.
Operating data on heating circuits with mixer can only
be called up if such components are installed in the
system.

Calling up operating data

Tap the following buttons:
1. and OK simultaneously for approx. 4 s, then
release.
2. Use / to select "b.3" for diagnostics.
3. OK

b.7: Configuring the maintenance interval

Tap the following buttons:
1. and OK simultaneously for approx. 4 s, then
release.
2. Use / to select "b.7" for configuring the
maintenance interval.
3. OK

b.8: Resetting the maintenance interval

Tap the following buttons:
1. and OK simultaneously for approx. 4 s, then
release.
2. Use / to select "b.8" for resetting the main-
tenance interval.
Diagnosis and service checks
Note
If a called up sensor is faulty, "- - -" appears on the
display.
4. Use / to select the required entry.
Note
Use / to view "d.8" serial number of heat
generator in sections.
5. OK
4. Use / to set the required value:
0 = maintenance interval off
1 = maintenance interval 3 months
2 = maintenance interval 6 months
3 = maintenance interval 12 months
4 = maintenance interval 18 months
5 = maintenance interval 24 months
5. OK
3. OK
4. Use / to set the required value:
- NO
- YES
5. OK
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