Installation Of The Flue Gas Adapter; Installation Of The Flue Gas Adapter (Included In The Scope Of Delivery); Installation Of The Exhaust And Air Intake System - Buderus Logamax plus GB142-24 Installation And Servicing Instructions

6 Installation
All Air from Inside the Building (room air)
The closet shall be provided with two permanent open-
ings communicating directly with an additional room(s).
The total input of all gas utilization equipment installed in
the combined space shall be considered in making this
determination. Each opening shall have a minimum free
area of 1 square inch per 1,000 Btu per hour of total
input rating of all gas utilization equipment in the
confined space, but no less than 100 square inches.
One opening shall commence within 12 inches
(300 mm) of the top, and one opening shall commence
within 12 inches (300 mm) of the bottom of the enclo-
sure. The minimum dimension of air openings shall be
not less than 3 inches (75 mm).
All Air from Outdoor (sealed combustion)
The closet shall be provided with two permanent open-
ings, one commencing within 12 inches (300 mm) from
the top, and one commencing within 12 inches
(300 mm) from the bottom of the enclosure. The open-
ings shall communicate directly, or by ducts, with the
outdoors or spaces (crawl or attic) that freely communi-
cate with the outdoors.
The minimum dimension of air openings shall be no less
than 3 inches (75 mm).
1. Where directly communicating with the outdoors,
each opening shall have a minimum free area of
1 square inch per 4,000 Btu/hr of total input rating
of all equipment in the enclosure.
2. Where communicating with the outdoors through
vertical ducts, each opening shall have a minimum
free area of 1 square inch per 4,000 Btu/hr of total
input rating of all equipment in the enclosure.
3. Where communicating with the outdoors through
horizontal ducts, each opening shall have a
minimum free area of 1 square inch per
2,000 Btu/hr of total input rating of all equipment in
the enclosure.
4. Where ducts are used, they shall be of the same
cross-sectional area as the free area of the opening
to which they connect.
6.6

Installation of the flue gas adapter

(included in the scope of delivery)
Before installing the exhaust and air intake system it is
necessay to install the flue gas adapter (see fig. 13).
Screw on the flue gas adapter using six screws.
6.7 Installation of the Exhaust and Air
Intake system.
NOTICE:
Consult local and state codes pertaining to
special building code and fire department
requirements. Adhere to national code
requirements.
We reserve the right to make any changes due to technical modifications!
18
Installation and Servicing Instructions Logamax plus GB142-24/30/45/60 • Version 12/2004
Fig. 13 Connecting the flue gas adapter
Buderus Hydronic Systems • http://www.buderus.net