Air Volume Adjustment - Viessmann VITOFLAME 200 Service Instructions Manual

Further details regarding the individual steps

Air volume adjustment

The air volume is preset at the factory. Re−adjust the air volume if necessary.
Starting up the burner may require a fine adjustment.
Before changing the setting, check whether the air supply route (inside the
housing, item no. 022 on page 34) is set to position 7.5 (factory setting).
B A
C D
F G
A Blast tube connection set screw
B Test nipple
C Air damper
D Blast tube connection
E Clamping screw
F Sensor plate
G Flame tube
Initial start−up, inspection and maintenance
Note
Do not release clamping screw E,
otherwise the 0−point setting of the
blast tube connection will be
affected.
1. Modify the sensor plate position
inside the flame tube. For this,
turn blast tube connection set
screw A:
A E
H Anti−clockwise
H Clockwise
AD
Note
For standard values for burner
adjustment, see page 36.
2. Check static burner pressure at
test nipple B.
3. Check the emissions.
(cont.)
³ larger cross−section
³ more air,
³ smaller cross−section
³ less air.
9