Connections For The Air And Exhaust Pipes - Single Flow (Chimney) - Type B - DeDietrich MODULENS O AFC 18 Installation And Service Manual

5. Installation
Lmax
52
Lmax
B 23
1
B 23P
2
WARNING
Always ensure that L is less than Lmax.
For the list of flue gas system accessories and the equivalent lengths,
refer to the current price list.
5.6.2. Connections for the air and exhaust pipes -
Single flow (chimney) - Type B
n Classification
2
1
Configuration B
Connection to a chimney under negative pressure
(combustive air taken from the boiler room).
2
Configuration B
Connection to a chimney under pressure (combustive air
taken from the boiler room).
3
Configuration B
Connection to a chimney under pressure (combustive air
taken from the boiler room).
WARNING
4
4
4
AFC 18 - AFC 24 - AFC 30
Lmax
Lmax
B 23P
23
- Top outlet
23P
- Bottom outlet
23P
Only factory components are authorised for
connecting the boiler and the terminal.
The clear section must comply with the
standard.
The chimney must be swept before the
installation of the evacuation conduit.
09/07/2015 - 300026439-07
3
B 23P
C003176-E