Checking The Rotary Damper Setting; Checking The Co 2 Content - Viessmann MatriX Service Instructions For Contractors

Checking the rotary damper setting

A B
Fig. 6
1. Open the gas shut-off valve.
2. Check the position of the rotary damper with the
burner in idle mode. Rotary damper windows
must be fully opened. Scale ring
damper servomotor must be set to "0", relative to
marking .
C
3. Check whether compensation hose
connected between the gas train and distributor
pipe.
4. Start the burner.
Checking the CO
Preparing the test
B A
Fig. 7
0
0
C
5. Check the position of the rotary damper during the
B
on the air
D
has been
A
content
2
C
D
E
F
Fig. 8
1. Open the gas shut-off valve.
Commissioning, inspection, maintenance
D
start-up phase. Rotary damper windows
nearly close for approx. 5 s. During this period,
scale ring is set as follows:
D
Rated heating output
in kW
187
248
314
must
B
Rotary damper setting
35°
30°
30°
11