Viessmann Vitodens 200-W B2HE Installation And Service Instructions Manual page 12

Installation sequence
Mounting the boiler and making connections
Fig. 5
Note
The diagram shows installation on a pre-plumbing jig
for a gas condensing combi boiler.
The boiler can be installed on the following accesso-
ries:
■ Pre-plumbing jig
■ Pre-plumbing jig for sub-mounting kit
■ Mounting frame
■ Self-supporting mounting frame
1. Pull off the protective caps.
12
(cont.)
3 7
3.
4.
1.
2. Replace gaskets.
3. Suspend the Vitodens from the wall mounting
3 7
5.
2.
Internal gasket diameter:
■ Gas connection Ø 18.5 mm
Connections on the heating water side Ø 17.0
■
mm
Note
Gasket for gas connection is attached to the gas
shut-off valve.
bracket.
Note
After mounting, ensure correct seating.
4x
6. 4x