Boiler Connections; Vent Connections - Viessmann Vitodens 100-W B1HA 26Vitodens 100-W B1HA 35Vitodens 100-W B1KA 35 Installation And Service Instructions Manual

Vitodens 100-W, B1HA series & B1KA Combi Installation/Service

Boiler Connections

Legend
A Combustion air inlet cover
B Flue gas vent adaptor
Coaxial combustion air inlet cover shown installed.
For coaxial venting system, remove the cover from the
flue gas vent adaptor.
When utilizing the combustion air inlet cover A for
Vitodens 100-W series boilers, remove the center section
and leave the rubber seal in place.

Vent connections

The Vitodens 100-W boiler comes with a preinstalled vent
pipe adaptor (as shown).
Run venting system, single-pipe, two-pipe or coaxial,
through the side wall, roof or chimney, taking the shortest
possible route and at a rising angle (min. 3º).
Refer to the Vitodens Venting System Installation
Instructions.
Connections
17