Desa VFF-32S-AKA Owner's Operation And Installation Manual page 12

Unvented (vent-free) universal firebox
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INSTALLATION
Continued
5. Attach firebox to wall studs using nails or
wood screws through holes in nailing flange
(see Figure 8).
6. If using an optional perimeter trim kit, install
the trim after final finishing and/or painting
of wall. See instructions included with trim
accessory for attaching trim.
7. Install and properly test gas log heater. Follow
installation instructions included with the vent-
free gas log heater that is being installed.
IMPORTANT: When finishing your firebox,
combustible materials such as wall board, gypsum
board, sheet rock, drywall, plywood, etc. may be
butted up next to the sides and top of the firebox.
Combustible materials should never overlap the
firebox front facing.
WARNING: Do not allow any
combustible materials to overlap
the firebox front facing.
IMPORTANT: Noncombustible materials such
as brick, tile, etc. may overlap the front facing,
but should never cover any necessary openings
like louvered slots.
WARNING: Do not allow
noncombustible materials to
cover any necessary openings
like louvered slots.
Nails or Wood
Screws
Nailing
Flanges
Figure 8 - Attaching Firebox to Wall
12
Studs
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WARNING: Use only non-
combustible mortar or adhe-
sives when overlapping the front
facing with noncombustible
facing material.
INSTALLING FIREBOX USING
OPTIONAL ACCESSORY MANTELS
WARNING: A qualified ser-
vice person must install firebox.
Follow all local codes.
This firebox may be installed using a cabinet
mantel accessory against a wall in your home.
The firebox and cabinet mantel can be installed
directly on the floor. A trim kit is included with
the mantel accessories. Follow instructions with
mantel for installation.
INSTALLING GAS LINE
NOTICE: A qualified service per-
son must connect heater to gas
supply. Follow all local codes.
IMPORTANT: See Connecting to Gas Supply in
your log set owner's manual for details on gas
hookup.
You may run the gas line from either side or back of
the firebox (see Figure 9, page 13). Decide which
side you want to run the gas line from.
Note: This is one option for installing shutoff
valve. Check local codes for equipment shutoff
valve location requirements.
Locate the recessed knockout in one of the fire-
brick liners (see Figures 9 and 10, page 13). Firmly
tap the center of the knockout with a chisel until it
is released. Carefully chisel the rough edges of the
hole you have made to smooth edges. This hole
will line up with the hole in the outer casing.
CAUTION: Do not use exces-
sive force to remove the knock-
out. Too much force may damage
the firebrick concrete insert.
116208-01C

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