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Installation, Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 • Issue 02/2004
Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de
Installation of the Exhaust and Air Intake System
10
10.3.1 Sealed Combustion and Horizontal Venting
Combustion air from outside the building.
10.3.2 Room Air Configuration and Horizontal
Venting
Combustion air from boiler room.
(No air intake pipe needed)
Fig. 18
Horizontal sealed combustion vent system
Item. 1:
Exhaust vent pipe 3“
Item. 2:
Air intake pipe 4“
1
2
Sealed Combustion Configuration
Boiler
model
Exhaust vent pipe/
Air intake pipe
37
50 feet
44
40 feet
53
50 feet
62
50 feet
Table 7 Maximum equivalent length of exhaust vent pipe or
air intake pipe for horizontal venting (Fig. 18)
Fig. 19
Horizontal room air venting system
Item. 1:
Exhaust vent pipe 3“
Item. 2:
Combustion air from room
1
2
Room Air Configuration
Boiler
model
Exhaust vent pipe
37
50 feet
44
40 feet
53
50 feet
62
50 feet
Table 8 Maximum equivalent length of exhaust vent pipe
(for horizontal venting Fig. 19)
