Adjusting The Air Volume (Static Burner Pressure) - Viessmann VITOLADENS333-F Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps

Adjusting the air volume (static burner pressure)

1. Start the boiler.
2. Remove plug A from the test port.
3. Connect the U-shaped pressure
gauge to test port A.
4. Press K and F simultaneously
until "Speed stage 1" and a value
between 1 and 255 are displayed.
18
(cont.)
5. Change the value with a/b until
the static burner pressure dis-
played by the U-shaped pressure
gauge and the CO
2
tent correspond to the values in the
table on page 15.
6. Confirm the set value with d.
Note
The control unit changes automati-
cally to burner stage 2. The display
shows "Speed stage 1 + 2 " and a
value between 1 and 255.
7. Repeat steps 4 and 5 for burner
stage 2.
8. Check the set values.
9. Seal test connector A again with
the previously removed plug.
Note
Do not seal the connector next to
test connector A.
flue gas con-