63
3062547_201802
B23 open flue system and B33 (example)
DN 60/100, DN 80/125 and DN 110/160
1 Oil condensing boiler
2 Connection adaptor with test nipple
for air and flue gas
(included in COB standard delivery)
4 Balanced flue
500 mm
1000 mm
2000 mm
5 Spacer clip
(only if required)
10 87° inspection piece
16 Pipe collar
22 Connection to
B33 flue chimney
250 mm length with air intake
23 support rail
24 87° support bend
25 Spacer
26 PP flue pipe
500 mm
1000 mm
2000 mm
27 Shaft cover
29 Balanced flue distributor
30 Air intake pipe
31 Bend 87°
32 87° bend with inspection port
33 PP outlet
Install the balanced flue distributor 29 mm excentrically (29) for
separate balanced flue on the oil condensing boiler.
Install the horizontal flue with a fall of approx. 3° (6 cm/m) towards
the boiler. Route the horizontal air supply with a 3° fall towards
the outside – install the air inlet with wind protection; permissible
wind pressure at the air inlet 90 Pa. The burner will not operate
with higher wind pressure.
Excentric, room-sealed flue C53 (example)
DN 80 and DN 110
B23
B33
approx. 1500 mm (COB-15/20/29)
approx. 1700 mm (COB-40)
C53
29
31
32
30
26
16
16
16
23
24
26
27
1
2
33
33
32
26
16
23
24
25
26
27
33
1
2
16
22
23
24
25
26
27
4
5
10
1
2
33
36 Technical information
Secondary
ventilation
Secondary
ventilation
Secondary ventilation
Summary of Contents for COB
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