Commissioning And Adjustment - Viessmann Vitogate 300 Installation Instructions Manual

Adjusting the burner
Note
Fully open the rotary damper in the flue
outlet when adjusting the burner.
Service instructions
Adjust the highest gas throughput of the
burner to the rated boiler heating output.
You can adjust the burner so that the
CO content lies between 9 and 10.5 %;
2
at the rated heating output, this will result
in a combustion efficiency of up to
approx. 98 %.

Commissioning and adjustment

Service instructions for boiler,
burner and boiler control unit
Danger
For safe operation, a minimum
operating pressure of 0.5 bar
(50 kPa) is essential.
For this, a minimum pressure
switch can be used.
With the rotary damper fully opened.
*1
(cont.)
Rated
heating output
kW
187
248
314
408
508
635
Pressure drop on
*1
the hot gas side
Pa mbar
100 1.0
140 1.4
160 1.6
200 2.0
220 2.2
270 2.7
37