Changing The Language (If Required) Only For Weather-Compensated Control Units; Checking The Gas Type - Viessmann Vitopend 200-W Installation And Service Instructions For Contractors

Commissioning, inspection, maintenance
Further details regarding the individual steps
Changing the language (if required)
pensated control units
Note
When the unit is first taken into opera-
tion the display is in German (default
language setting):
Select heating circuit (see step 1.)
Outside temperature (see step 3.)

Checking the gas type

Note
The boiler is set up in the factory for natural gas E.
1. Check the gas type and Wobbe
index (W ) with your gas supply uti-
s
lity or LPG supplier and compare
them with the details on the burner
label.
22
(cont.)
only for weather-com-
Press the following keys:
1. c "Heizkreis wählen" (select
heating circuit) is displayed.
2. d to confirm; wait approx. 4 s.
3. c press this button again,
"Außentemperatur" (outside
temperature) is displayed.
4. b for the required language.
5. d to confirm.
2. Convert the burner in accordance
with the details provided by the gas
supply utility or the LPG supplier to
match the fuel provided, if these
details diverge.
Conversion kit installation
instructions.
3. For conversion to LPG
Adjust code "1E:1" (see coding
level 1 page 53).