Installing The Combustion Air Roof Termination - Buderus LOGANO PLUS GB312 Installation Instructions Manual

6
Installing the boiler
6.7

Installing the combustion air roof termination

To prevent possible recirculation of flue gas, the flue system installer
must take account of effects such as the prevailing wind conditions, any
eddy zones, the specifics of the site, etc. in the design of the flue and air
supply systems. Buderus can not be held responsible for such
potentially deleterious effects on boiler operation. Multi-boiler systems
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2
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Fig. 17 Design of air pipe roof termination
[1] 90° elbow or
[2] T-piece
[3] Ventilation air pipe boiler 1
[4] Flue outlet boiler 1
[5] Ventilation air pipe boiler 2
[6] Flue outlet boiler 2
[A] Minimum horizontal distance from air intake of another appliance
= 10 ft, minimum distance from own air intake for directly vented
appliances = 4 ft.
22
A
4 ft min.
4 ft min.
must be installed according to the specifications of ANSI Z223.1. The
clearances detailed or illustrated in Fig. 14 and Fig. 17 should be seen
as the absolute minimum and may in some circumstances not be
adequate for specific installations.
10 ft min. (ANSI Z223.1)
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5
Logano plus GB312 – 6 720 647 367 (2012/11)
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6 720 647 031-02.1T