Fitting The Boiler Flue Connection - Viessmann Vitocrossal Installation Instructions Manual

Fitting the set for room sealed operation
A
Fig. 14 Boilers from 200 kW
Ventilation air pipe with adaptor
A

Fitting the boiler flue connection

Danger
Using an incorrect connection piece can lead to
flue gas escaping with a dangerous carbon
monoxide concentration. Escaping flue gas can
cause life threatening carbon monoxide poison-
ing.
The boiler may only be operated with the
original 90° boiler flue connection.
Check the flue gas connection for tightness.
14
(cont.)