Matching The Burner Output To The Flue System - Viessmann Vitodens 050-W BP JD Installation And Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps
4. Press MODE and
for 3 s.
Service mode is terminated. Service
mode also terminates automatically
after 30 min.

Matching the burner output to the flue system

To match the burner output to the sys-
tem's flue pipe length, a correction factor
can be set.
Note
Observe max. flue pipe lengths in the
pricelist. If the max. flue pipe lengths in
the pricelist are exceeded, a calculated
performance verification is required.
1. Press MODE and
for 3 s.
"SERV" is displayed and "I"
flashes.
2. Use / to select "3" and confirm with
OK.
"0" flashes on the display.
Open flue operation 7 60 mm
Correction fac-
tor
Rated heating
output (kW)
24
33
30
simultaneously
simultaneously
0 1
≤ 8 > 8 ≤
15
≤ 8 > 8 ≤ > 14 ≤
14
5. Start the boiler.
6. Check the selected burner output by
measuring the gas throughput at a
high heating output.
3. Look up the required correction factor
relevant to the length of the flue in the
tables below.
4. Use / to set the required correction
factor and confirm with OK.
5. Press MODE and
for 3 s.
Service mode is terminated. Service
mode also terminates automatically
after 30 min.
2 3
Flue length (m)
Do not adjust
> 19 ≤
19 25
(cont.)
simultaneously
4 5
Do not adjust
6