installation manual

38 | Installation
Greenstar6 720 806 992 (2013/07)
5.8.2 Approved examples of horizontal and vertical venting
installation
Fig. 28 Horizontal venting system (room air only)
Fig. 29 Horizontal venting system (room air only)
Key to Fig. 28 and Fig. 29:
[1] Intake
[2] Exhaust
Fig. 30 Horizontal venting system (sealed combustion)
Fig. 31 Horizontal venting system (sealed combustion)
Key to Fig. 30 and Fig. 31:
[1] Intake, behind exhaust
[2] Exhaust
[3] Wall termination
NOTICE:
▶ Place pipe supports every 5 feet (1 525 mm) of
horizontal and vertical run, beginning with support
near boiler.
▶ The condensate must be disposed of in accordance
with applicable rules.
▶ Periodic cleaning of the vent terminal and
air-intake screens is mandatory.
▶ Avoid locating vent terminals near equipment or
building features which can be subject to degradation
from exhaust gases.
▶ If multiple boilers are installed in a row, allow at least
1 foot (305 mm) clearance between the vent
termination of one and the combustion air intake of
the other.
6 720 641 933-06.2O
21
2
6 720 641 933-62.2O
2
1
≥ 4"
(102 mm)
2
6 720 641 933-63.2O
1
2
1
2
≥ 4"
(102 mm)
≥ 12"
(305 mm)
6 720 641 933-05.2O
1
2
3