Design Of Flue And Air Pipe For Direct Vent Operation - Buderus LOGANO PLUS GB312 Installation Instructions Manual

6.8

Design of flue and air pipe for direct vent operation

4
Fig. 18 Air supply on the outside wall, flue outlet
on the roof
[1] Flue outlet (type of outlet depends on chosen manufacturer,
e.g. 90° elbow or T-piece)
[2] Air inlet (T-piece fitted horizontally or 90° elbow)
[3] External wall
[4] Roof
Fig. 19 Air supply and flue termination
on the outside wall
[1;2] Flue termination (external-wall flue requires horizontally
or vertically mounted T-piece), observe clearances specified
in Fig. 12
[3] Air intake terminal (90° elbow facing vertically downwards)
[4] External wall
Logano plus GB312 – 6 720 647 367 (2012/11)
1
1
1
2
2
3
7 747 010 720-17.2RS
1
2
3
4
7 747 010 720-20.2RS
2
Fig. 20 Air supply and flue outlet on the roof
[1] Flue outlet (type of outlet depends on chosen manufacturer, e.g.
90° elbow or T-piece), observe clearances specified in Fig. 17
[2] Air inlet terminal (90° elbow pointing away from flue outlet)
[3] Roof
2
Fig. 21 Air supply on the roof, flue termination
on the outside wall
[1] Flue termination (external-wall flue requires horizontally
mounted T-piece or 90° elbow facing downwards)
[2] Air inlet (90° elbow or T-piece)
[3] External wall
[4] Roof
Installing the boiler
1
1
1
3
7 747 010 720-19.2RS
2
4
1
3
7 747 010 720-21.2RS
6
1
23