Desa FB36NCA, FB42NC, FB36CA, FB42C Vanguard Unvented Vent-Freelogmate Firebox, Installation

VANGUARD

UNVENTED (VENT-FREE) LOGMATE™ FIREBOX

INSTALLATION

Continued

Mantel Clearances for Built-In Installation

If placing custom mantel above built-in firebox, you must meet the minimum allow- able clearance between mantel shelf and top of firebox opening shown in Figure 7. These are the minimum allowable mantel clear- ances for a safe installation. Use larger clear- ances wherever possible to minimize the heating of objects and materials placed on the mantel.

CAUTION: Do not allow the vent-free gas log heater to touch or extend beyond the fireplace screen.

If your installation dies not meet the above minimum clearances in Figure 7, you must:

Non-combustible Material May Project Off this Surface above the Firebox Hood

Facing material (above firebox) may be of combustible material, including decorative mantel ornaments.

Firebox

Wire-mesh

Screen

Mantel Shelf

8"

6"

2 1/2"

13" 16"

Firebox Hood

Must Be Used

at All Times

19"

Note:

All vertical measurements are from top of fireplace hood opening to bottom of mantel shelf. All measurements are in inches.

21"

•raise the mantel to an acceptable height,

OR

•remove the mantel.

BUILT-IN FIREBOX

INSTALLATION

Built-in installation of this firebox involves installing firebox into a framed-in enclo- sure. This makes the front of firebox flush with wall. Optional brass trim accessories are available (see Accessories, page 13). The brass trim will extend past sides of firebox approximately 1/2 inch.This will cover the rough edges of the wall opening. If installing a mantel above the firebox, you must follow the clearances shown in Figure

7.Follow the instructions below to install the firebox in this manner.

Figure 7 - Minimum Mantel Clearances for Built-In Installation

TABLE 1

ROUGH OPENING DIMENSIONS FOR BUILT-IN INSTALLATION

	FRONT WIDTH		DEPTH
MODEL #	(Inside to Inside)	HEIGHT	(Minimum)
FB36NCA	41 1/4"	37"	20"
FB36CA	41 1/4"	35 1/2"	20"
FB42NC	47 1/4"	37"	20"
FB42C	47 1/4"	35 1/2"	20"

		FOR 36" MODELS
		Height - 37" for FB36NCA
	-29/32"
		35 1/2" for FB36CA
		Figure 8b
36"
	50
		45°

1. Frame in rough opening. The firebox

framing should be constructed of 2 x 4

lumber or heavier. Use dimensions in

Table 1 and rough opening layout in

Figure 8a. Adjust framing so that fire-

box flushes with finished wall surface.

If installing in a corner, use dimensions

in Figures 8b and 8c for rough opening.

2. Install gas piping to firebox location.

See Installing Gas Line on page 10 and

Connecting to Gas Supply in log set

owners manual.

IMPORTANT: If installing blower acces- sory (Models FB36CA and FB42C), see Hard-Wiring Firebox, page 10.

Depth (Minimum)

Height

	39"	-5/32"
Width		55
(InsidetoInside)

Figure 8a

Figure 8 - Rough Opening for Installing in Wall

41-1/4"

72"

TOP VIEW

FOR 42" MODELS Height - 37" for FB42NCA

35 1/2" for FB42CA

Figure 8c

45°

47-1/4"

78"

TOP VIEW

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