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6.2 Remove Air Duct
ATTENTION: All information outlined in Section 5.0 Installation
Preparation on page 14 must be completed before continuing
with this installation.
1.
Remove the air duct at the top of appliance by sliding the air
duct back out of channels. Refer to the following instructions
for vent system attachment to the air duct.
Figure 6.2, Air Duct Removal
6.3 Run Vent System
NOTE: If offsets are present in existing chimney, place a
weighted rope around the pipe ends to guide them through
the chimney. DO NOT ATTEMPT TO TIE ONE ROPE AROUND
BOTH PIPES.
•
To prevent cold air drafts, Hussong Manufacturing
recommends to insulate the 3" x 3" flexible vent pipes
and chimney using unfaced insulation products listed as
noncombustible per ASTM E 136.
1.
OPTIONAL: Before installing vent system down through the
chimney, place unfaced insulation around the first 3 ft (914
mm) of vent system below termination cap. Secure with wire.
2.
Install the 3" x 3" flexible pipes down through existing
chimney. Guide ropes (if used) to aid installation.
3.
To secure chimney termination cap to chimney, apply a liberal
bead of sealant (provided) around the top of the chimney.
Set termination cap into position as instructed by vent system
manufacturer's installation manual.
OPTIONAL Kozy Heat #816-CL: Secure termination cap to
existing chimney with 2 in (50 mm) self-tapping screws and
anchor straps (provided) through the pilot holes, located on
the sides of the termination cap.
4.
From inside the existing fireplace, carefully pull ropes (if
used) or the flexible pipes down until both exhaust pipe and
combustion air intake are into the existing fireplace firebox.
5.
OPTIONAL: To prevent heat loss up chimney, place unfaced
insulation products between the 3" x 3" flexible vent pipes
and chimney.
16 INSTALLATION
Figure 6.3, Chimney Vent Run
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