Horizontal Air Terminal Installation - Napoleon GDS50N Operating Instructions Manual

4.2.3 HORIZONTAL AIR TERMINAL INSTALLATION

TERMINALS MUST NOT BE RECESSED INTO A WALL OR SIDING MORE THAN THE DEPTH OF THE
DO NOT ALLOW THE INNER FLEX PIPE TO BUNCH UP ON HORIZONTAL OR VERTICAL RUNS AND
SPACERS ARE ATTACHED TO THE INNER FLEX AT PREDETERMINED INTERVALS TO MAINTAIN AN
EVEN AIR GAP TO THE OUTER FLEX PIPE. THIS GAP IS REQUIRED FOR SAFE OPERATION. A
SPACER IS REQUIRED AT THE START, MIDDLE, AND END OF EACH ELBOW TO ENSURE THIS GAP
Stretch the inner fl ex pipe to the required length taking
A.
into account the additional length needed for the
fi nished wall surface. Slip the vent pipe a minimum of 2"
over the inner sleeve of the air terminal and secure with
3 #8 screws. Apply a heavy bead of the high temperature
sealant W573-0007 Mill Pac (not supplied).
Using the outer rigid pipe, slide over the outer combustion air
B.
sleeve of the air terminal and secure with 3 #8 screws. Seal
using high temperature sealant W573-0002 (not supplied).
Insert the vent pipes through the fi restop maintaining the required clearance to
C.
combustibles. Holding the air terminal (lettering in an upright, readable position), secure to the exterior wall and
make weather tight by sealing with caulking (not supplied).
From inside the house, using silicone, seal between the vent
D.
pipe and the fi restop. Then slide the black trim collar over the
vent pipe up to the fi restop.
If more vent pipe needs to be used to reach the appliance,
E.
couple them together as illustrated. The vent system must be
supported approximately every 3 feet for both vertical and
horizontal runs. Use noncombustible strapping to maintain
the minimum clearance to combustibles.
The air terminal mounting plate may be recessed into the exterior wall or siding no greater than the depth of its
return fl ange.
RETURN FLANGE OF THE MOUNTING PLATE.
ELBOWS. KEEP IT PULLED TIGHT.
IS MAINTAINED. THESE SPACERS MUST NOT BE REMOVED.
WARNING
!
#10x2"
SCREWS
HI-TEMP
SEALANT
OUTER
RIGID PIPE
CAULKING
7" RIGID
PIPE
2" OVERLAP
HIGH TEMP
SEALANT
#8 X 1/2" SELF DRILLING
SCREWS & WASHERS
INNER COUPLER
OUTER COUPLER
OUTER
RIGID PIPE
INNER
FLEX PIPE
23.7A
W415-0098 / H / 03.19.12
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