Viessmann Vitodens 050-W Installation And Service Instructions Manual page 30

Commissioning, inspection, maintenance
Further details regarding the individual steps
One boiler per floor
Rated heating output 24 kW
Number of boilers
Correction factor (setting value)
0
1
2
3
4
5
6
Rated heating output 33 kW
Number of boilers
Correction factor (setting value)
0
1
2
3
4
5
6
Note
The correction factor changes the mod-
ulating range of the boiler.
30
2
Flue length a (m)
≤ 21
> 21 ≤ 25
– > 19 ≤ 25
–
–
–
2
Flue length a (m)
≤ 12
> 12 ≤ 25
–
– > 16 ≤ 20
– > 20 ≤ 25
–
(cont.)
3
≤ 19
> 13 ≤ 17
– > 17 ≤ 21
–
–
3
≤ 17
≤ 16
> 14 ≤ 16
– > 16 ≤ 18
4
≤ 13
–
–
4
≤ 14