3.5
Maximum dimensions
The maximum dimensions of the burner are given in Fig. 1.
L
G
20186863
Model
B1
DB 12
843
Flange dimensions
Air duct connection
4 7 0
4 0 0
1 1
1 8 0
1 8 0
2 2 0
2 2 0
D3972
20198588
Technical description of the burner
M
D
D
E
456
551
T
I
B 1
G
I
564
463
996
Boiler fixing
4 3 0
420 DB 9
470 DB 12
D3973
8
GB
P
L
M
P
432
1448
Gas feeding
1 6 0
DN 80
E
Fig. 1
T
532
Tab. D
D3974
Fig. 2