Viessmann WB1A007 Installation And Service Instructions Manual page 18

Boiler Connections Boiler Connections
Wall Mounting
(continued)
Mounting Vitodens 100-W boiler
Connections
Flue gas connection
18
Combustion air
Flue gases
1. Remove the screw at the top of
boiler.
2. Press down on springs at bottom of
boiler and remove the front
enclosure panel.
3. Remove front enclosure panel.
4. Mount boiler onto the mounting
bracket.
For installation of the
mounting bracket, see
subsection entitled "Wall
mounting bracket
installation" on page 16 of
this manual.
The Vitodens 100-W boiler comes with
a preinstalled vent pipe adaptor (as
shown).
Run venting system, single-pipe,
double-pipe or coaxial, through the side
wall or the roof, taking the shortest
possible route and at a rising angle
(min. 3º).
Read and follow the
Installation Instructions
Vitodens Venting System for
details.