Flue Gas Connection; Connections On The Flue Gas Side; Commissioning And Adjustment - Viessmann Vitocrossal 100 Installation Instructions For Contractors

Flue gas connection

Only carry out commissioning when the following
conditions have been met:
Unrestricted flow in the flue gas routes.
■
Positive pressure flue system is gas-tight.
■
■ Inspection port covers checked for secure and tight
seating.
■ Apertures for supplying sufficient combustion air are
open and cannot be closed.
All current regulations on installing and commission-
■
ing flue systems have been observed.

Connections on the flue gas side

Note
Ensure the flue gas connection is free of load and tor-
que stress.
Flue system installation instructions
Flue gas connection:

Commissioning and adjustment

"Vitocrossal 100, type CI1" and boiler control
unit service instructions
Danger
Leaking or blocked flue systems, or an inade-
quate supply of combustion air can cause life
threatening poisoning from carbon monoxide in
the flue gas.
Ensure the flue system is in good working order.
Vents for supplying combustion air must be non-
closable.
!
Please note
Balanced or standard flues must not come
loose.
Use floor or wall mounted fixing clamps (bal-
anced flue system accessories) to secure the
pipes in place.
Connect the flue outlet to the flue with the shortest
200 mm
7
possible run, maintaining a slight rise (min. 3°). Avoid
sharp kinks.
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