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Locate recessed knockout in one firebrick
liner (see Figures 9 and 10). Firmly tap center
of knockout with a chisel until it is released.
Carefully chisel rough edges of hole you have
made to smooth edges. This hole will line up
with hole in outer casing.
CAUTION: Do not use exces-
sive force to remove the knock-
out. Too much force may damage
the firebrick concrete insert.
Knockout
Locations
(Knock Out
One Hole)
Gas Line
Hole
Figure 9 - Installing Gas Line and
Equipment Shutoff Valve (Model May
Vary From Illustration)
Firebrick Side Wall
Knockout
Figure 10 - Location of Knockout for
Gas Line
127032-01A
INSTALLATION
Continued
Equipment
Shutoff
Valves (Install
One)
Side
View
Remove
this Area
Chisel
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OPTIONAL OUTSIDE AIR KIT
(MODEL AK4/AK4F)
Installation of outside air kit should be per-
formed during rough framing of fireplace due
to the nature of it's location. Outside combus-
tion air is accessed through a vented crawl
space (AK4F) or through a sidewall (AK4).
See Figure 11.
CAUTION: Combustion air
inlet ducts shall not terminate
in attic space.
Secure to Collars with Metal Tape, Screws
or Straps (Min. of 1/4" x 20" in size)
Vented Crawl Space
(Check Local Codes
Before Installing in a
Vented Crawl Space)
Figure 11 - Outside Air Kit
INSTALLING FIREPLACE HOOD
AND SCREEN
1. For Indoor models, attach hood and front
panel assembly by snapping panel assem-
bly into fireplace opening (see Figure 12).
Hood
Figure 12 - Hood Placement
(Model May Vary From Illustration)
Air Inlet
Location
Must Allow
For Bushes
or Snow
Air Inlet
Eyebrow
Vent Hood
Required for
Wall Installation
13
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