14
Fig. 9
Pour at least 0.3 l of water into the flue gas connection.
!
Please note
Water in the ventilation air supply can be detri-
mental to the combustion quality.
Never pour water into the external ventilation air
aperture.
Balanced flue connection
Fig. 10
Connect the balanced flue pipe.
During installation and positioning of the flue system,
observe Building Regulations Part L and BS 5440.
Flue system installation instructions
Connecting several Vitodens 111-W to a shared
flue system
Adjust the burner settings of each connected boiler to
match the flue system:
■
For shared connection, see page 26.
Note
The back draught safety device available as an acces-
sory must be installed on every boiler.
Do not carry out
commissioning
until the following
conditions are met:
■
Free passage through the flue gas pipes.
■
Flue system with positive pressure is gas-tight.
■
Inspection port covers checked for secure and tight
seating.
■
Apertures for ensuring sufficient combustion air sup-
ply are open and cannot be closed off.
■
Applicable regulations on installing and commission-
ing flue systems have been followed.
Danger
Leaking or blocked flue systems or an insuffi-
cient supply of combustion air cause life threat-
ening poisoning due to carbon monoxide in the
flue gas.
Ensure the flue system functions correctly. Aper-
tures for combustion air supply must not be able
to be closed off.
Prevent condensate drainage via a wind protec-
tor.
Installation sequence
Mounting the boiler and making connections
(cont.)
5697789
Installation
Содержание Vitodens 111-W
Страница 5: ...5 13 Keyword index 58 Index Index cont 5697789...
Страница 59: ...59 5697789...