Installation
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Installation instructions Logamax plus GB142-24/30/45/60 • version 10/2007
Buderus • http://www.buderus.net
We reserve the right to make any changes due to technical modifications!
All Air from Inside the Building (room air)
The closet shall be provided with two permanent openings
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 determi-
nation. 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 (305 mm) of the top, and one opening shall
commence within 12 inches (305 mm) of the bottom of the
enclosure. 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 openings,
one commencing within 12 inches (305 mm) from the top,
and one commencing within 12 inches (305 mm) from the
bottom of the enclosure. The openings shall communicate
directly, or by ducts, with the outdoors or spaces (crawl or
attic) that freely communicate 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.
DANGER:
FIRE DANGER !
due to flammable materials or liquids.
– Do not store flammable materials and liquids
in the immediate vicinity of the boiler.