Vaillant Air/flue gas system Installation Manual page 14

5 System conditions
Shaft cross-sec-
System tion:
At least
130 mm
diameter
Round: DN + 60 mm
Angular: DN + 40
160 mm
mm
diameter
200 mm
diameter
5.1.4 Flue gas pipe in the shaft, combustion air from the shaft
Shaft cross-sec-
System
tion:
At least
Round: DN + 60 mm
Angular: DN + 40
mm
Round: DN + 80 mm
130 mm
Angular: DN + 60
diameter mm
Round: DN + 100
mm
Angular: DN + 80
mm
14
806 1206
Maximum total pipe length (L1 + L2 + L3 + L4)
40.0 m
plus 1 x diversion 87° and
support elbow
50.0 m
plus 1 x diversion 87° and support elbow
‒
The horizontal lines must have a maximum length of 12 m, minus the two 87° diversions, of
which 6 m is for the air pipe and max. 6 m is for the flue gas pipe.
L 2
L 2
806 1206
27.0 m
35.0 m
35.0 m
ecoCRAFT VKK../3-E-HL
1606 2006
38.0 m
plus 1 x
diversion 87°
and support
elbow
plus 1 x diversion 87° and support elbow
ecoCRAFT VKK../3-E-HL
1606 2006
Maximum total pipe length (L1 + L2 + L3)
17.0 m
30.0 m
35.0 m
Installation manual Air/flue gas system 0020058722_04
2406 2806
‒
‒
50.0 m
2406 2806
‒