INSTALLATION
Continued
1.Frame in rough opening. The firebox fram- ing should be constructed of 2 x 4 lumber or heavier. Use dimensions in Table 1 and rough opening layout in Figure 7a. Adjust framing so that firebox flushes with finished wall surface. If installing in a corner, use dimensions in Figures 7b, 7c and 7d for rough opening.
2.Install gas piping to firebox location (see Connecting to Gas Supply, page 16.) IM- PORTANT: If installing blower accessory (circulating models with louvers only), see
3.Carefully set firebox in front of rough open- ing with back of firebox inside wall opening. IMPORTANT: If installing a perimeter trim kit, see instructions included with trim accessory.You must install shoulder screws from trim kit now.
4.Carefully insert firebox into rough opening.
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, combus- tible 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 combustiblematerialstooverlap 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.
Table 1
Rough Opening Dimensions for
| Front Width |
| Depth |
Model | (Inside to Inside) | Height | (Min.) |
|
|
|
|
32" | 34 7/8" | 36 3/4" | 16 1/4" |
36" | 41 1/2" | 40 1/2" | 20 3/4" |
42" | 48 5/8" | 44 1/2" | 22 5/8" |
WARNING: Do not allow noncombustible materials to cover any necessary openings like louvered slots.
WARNING: Use only non- combustible mortar or adhe- sives when overlapping the front facing with noncombustible facing material.
|
|
| Depth | Figure 7a |
|
|
| (Minimum) |
|
| Height |
| ||
|
|
| Width |
|
|
|
| (InsidetoInside) | |
|
|
|
| FOR 32" |
|
|
| " | MODELS |
|
| 16 |
| |
|
| 7/ |
|
|
30" | 42 |
|
| Figure 7b |
|
|
|
| |
|
|
| 347/8" |
|
|
|
| 60" |
|
|
|
| TOP VIEW |
|
|
|
|
| FOR 36" |
|
|
| " | MODELS |
|
| /32 |
| |
|
| 11 |
|
|
37" | 2 |
|
|
|
5 |
|
| Figure 7c | |
|
|
|
| |
|
|
| 411/2" |
|
|
|
| 74" |
|
|
|
| TOP VIEW |
|
|
|
|
| FOR 42" |
|
|
| " | MODELS |
|
|
| 6 |
|
|
| /1 |
| |
|
| 13 |
|
|
43" | 0 |
|
| |
6 |
|
| Figure 7d | |
|
|
|
| |
485/8" 
86"
TOP VIEW
Figure 7 - Rough Opening for Installing
in Wall
Nails or Wood
Screws
Nailing
Flanges
Figure 8 - Attaching Firebox to Wall Studs
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