66
3061344_201509
2
31
33
34
32
25
16
16
16
22
23
25
26
1
2
34
25
16
22
23
24
25
26
1
Design information
Install the balanced flue distributor 80/80 mm eccentric (31) for separate air supply/
flue gas routing acc. to (2) downstream of the connection adaptor DN 80/125 with a
test connector.
When connecting a balanced flue certified acc. to Building Regulations, observe the
permit of the relevant body.
Install the horizontal flue with approx. 3° slope (5 cm/m) towards the boiler. Route the
horizontal air supply with a 3° slope towards the outside – install the air inlet with a
cowl; permissible wind pressure at the air inlet 90 Pa. The burner will not operate with
higher wind pressure.
Eccentric balanced flue
Maintain the following clearance between the internal duct wall and the flue:
for circular ducts:
3 cm
for rectangular ducts:
2 cm
Secondary
ventilation
Secondary
ventilation
1 Gas fired condensing boiler
2 Adaptor from DN 60/100
to DN 80/125
16 Rose
22 Support rail
23 Support bend 87° DN 80
24 Spacers
25 PP Flue DN80
500 mm
1000 mm
2000 mm
26 Duct cover
with
UV-stabilised terminal
31 Balanced flue distributor
80/80 mm
32 Air inlet pipe Ø 125 mm
33 Bend 90° DN80
34 Tee 87° with
inspection aperture DN80
C53
C53
