OWNER’S MANUAL
INSTALLATION
Continued
4.Place hearth base accessory against wall at installation location. Cut an access hole in hearth top to run flexible gas line to firebox (see Figure 17, page 10). Make sure to locate access hole so cabi- net mantel will cover it when installed. Note: You can secure base to floor us- ing wood screws. Countersink screw heads and putty over.
5.Route flexible gas line through access hole in hearth base.
6.Center cabinet mantel on hearth base (see Figure 18, page 10). Make sure mantel is flush against wall.
7.Break off nailing flanges (see Figure 19) with hammer or pliers.
IMPORTANT: When installing Brass Trim Kit, see instructions included with mantel accessory.
8.Place cardboard or other protective material on top of hearth base. Care- fully set firebox on protective material, with back of firebox inside mantel opening.
9.Attach flexible gas line to log set. See Connecting to Gas Supply in your log set owner’s manual.
10.If installing GA3700 blower (FB32CA and NLFB32C models only), route blower electrical cord through bushing included with blower accessory in right side firebox support and bushing in side access opening of firebox. Plug elec- trical cord into electrical outlet. See Installing Blower Accessory, page 8.
Nailing
Flanges
Figure 19 - Location of Nailing Flanges
11.Carefully insert firebox into cabinet mantel. Be careful not to scratch or damage hearth base, cabinet mantel, or any laminate trim on hearth base. Re- move protective material from top of hearth base and from front of firebox (if any).
12.Install the trim after final finishing and/ or painting of wall. See instructions included with mantel accessory for at- taching brass trim.
13.Check all gas connections for leaks. See Checking Gas Connections in log set owner's manual.
Figure 20 - Inserting Firebox Into Cabinet Mantel
BUILT-IN FIREBOX
INSTALLATION
1.Frame in rough opening. Use dimen- sions shown in Figure 21 for the rough opening
If installing in a corner, use dimensions shown in Figure 22 for the rough open- ing. The height is 33" (FB32CA and NLFB32C) or 34 1/4" (FB32NCA and NLFB32NC), which is the same as the wall opening in Figure 21.
2.Install gas piping to firebox location. This installation includes an approved flexible gas line (if allowed by local codes) after the manual shutoff valve. The flexible gas line must be the last item installed on the gas piping. See Connecting to Gas Supply in log set owner’s manual.
3.Carefully set firebox in front of rough opening with back of firebox inside wall opening. IMPORTANT: If installing Brass Trim Kit GA6090, see instruc- tions included with brass trim accessory. You must install shoulder screws now.
4.If using GA3700 blower accessory (Models FB32CA and NLFB32C only), see Installing Blower Accessory for
5.Attach flexible gas line to log set. See Connecting to Gas Supply in log set owner’s manual.
6.Carefully insert firebox into rough opening.
17 3/4"
33" (FB32CA and NLFB32CA)
34 1/4" (FB32NCA and NLFB32NCA)
34 3/4"
Figure 21 - Rough Opening for Installing in Wall
39 3/8"
27 7/8"
34 3/4" 55 5/8"
Figure 22 - Rough Opening for Installing in Corner
Continued
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