Viessmann Vitodens 100-W Installation Instructions

Installation Instructions

for use by heating contractor
Heating Return Connection Pipe,
for Vitodens 100-W, WB1A boilers

Safety and Installation Requirements

Please ensure that these instructions are read and understood before commencing installation. Failure to comply with the
instructions listed below can cause product/property damage, severe personal injury, and/or loss of life.
Working on the equipment
The installation, adjustment, service,
and maintenance of this product must
be done by a licensed professional
heating contractor who is qualified and
experienced in the installation, service,
and maintenance of hot water boilers.
There are no user serviceable parts on
the boiler, burner, or control.

Removing Front Enclosure Panel

C
7826 213 v1.0 CA 11/2007
Ensure main power supply to
equipment, the heating system, and all
external controls has been deactivated.
Close main gas supply valve. Take
precautions in both instances to avoid
accidental activation of power during
service work.
A
B
Part No. 7826 213
D
Ensure that the installation
literature of other applicable
components is referenced.
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. Drain heating water from boiler.
4. Flip control console down .