Wolf COB - Page 52

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Balanceduerouting,openueB33andB23
(examples)DN80/125andDN110/160
1 Oil condensing boiler
2 Connection adaptor with test nipple
for air and ue gas (included in COB standard delivery)
 4 Balancedue
500 mm
1000 mm
2000 mm
5 Spacer clip (only if required)
10 Inspection tee 87°
16 Rose
22 Connection to
 uegaschimneyB33
length 250 mm with air aperture
23 Support rail
24 87° support bend
25 Spacer
 26 PPue
500 mm
1000 mm
2000 mm
27 Cowl
 29 Balanceduedistributor
80/80 mm
30 Air inlet pipe
31 87° bend
32 Tee 87° with
inspection aperture
33 PP outlet
Install the balanced flue distributor eccentrically (29) for
separate balanced ue on the oil condensing boiler.
Install the horizontal ue with approx. 3° fall (6 cm/m) towards
the boiler. Route the horizontal air supply with a 3° fall 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ue
(examples)DN80andDN110
Secondary
ventilation
C53
Secondary
ventilation
B23
31. Design information
B33
Secondary
ventilation
approx.1500 mm
1622
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