Changing To Operation With Lpg - Viessmann Vitodens 100-W WB1B Installation And Service Instructions Manual

Further details regarding the individual steps

Changing to operation with LPG

In the delivered condition, the boiler is
set up for operation with natural gas.
For operation with LPG, the gas noz-
zle must be changed and the gas type
converted in the control unit.
Commissioning, inspection, maintenance
(cont.)
2. Simultaneously turn rotary selec-
tors "tw" and "tr" to their central
position.
"SERV" appears on the display.
3. Within 2 s turn rotary selector
"rt" to the top right area.
"r" and the set value flash on the
display.
4. Adjust the control unit to stage 1 or
2 by turning rotary selector "tw".
The display shows:
"1"for operation with stage 1
or
"2"for operation with stage 2
5. Do not adjust the rotary selectors
for 15 s. The set operating mode is
then saved and the control unit
returns to standard mode.
Separate installation instruc-
tions.
Changing from LPG to natural gas -
see page 47
21