Buderus Logamax plus Installation Instructions Manual page 26

6 Installation
NOTICE
A minimum clearance of 4 ft (1,220 mm) horizontally from and in no case above and below, unless a 4-foot
(1,220 mm) horizontal distance is maintained, from electric meters, gas meters, regulators and relief equipment
1'
4'
7' (1220 mm)
at least 1 ft (305 mm)
above grade and snow line
Fig. 22 Vent and air pipe position (2) of a system with combustion air supply from the room (non-room sealed)
Below are approved examples of vertical and horizontal
venting installation
NOTICE
Place pipe supports every 5 feet (1,525 mm)
of horizontal and vertical run, beginning with
support near boiler.
The condensate must be drained in accor-
dance with the applicable rules.
See paragraph 6.4: "Connecting the
condensate drain pipe" on page 21.
Periodic cleaning of the vent terminal and
air-intake screens is mandatory.
Avoid locating vent terminals near equip-
ment or construction which can be subject to
degradation from exhaust gases.
26 Logamax plus GB162-80 kW/100 kW - Subject to modifications resulting from technical improvements!
5'
(1525 mm)
1'
4'
3'
(1220 mm)
(1220 mm)
4'
(1220 mm)
Exhaust terminal must be at least 3 ft (915 mm)
above forced air inlet within 10 ft (3,050 mm)
3'
3'
Forced
Air Inlet
1'
Gravity Air Inlet