Vermont Casting operation manual Minimum Clearances to Combustible Materials, Hearth Requirements

Vermont Castings Jefferson Vent Free Gas Heater

Clearance Requirements

Minimum Clearances to

Combustible Materials

Maintain clearance, (empty space), between combus- tible materials and the heater as specified below for the appropriate firebox shell being installed.

D

B A C

		ST101
A: Mantel Trim	12” (305mm)
B: Side Wall/Trim	4” (102mm)
C: Rear Wall	4” (102mm)
D: Max. Mantel Depth	12” (305mm)

Alcove Clearances

B	B		D
		A

ST103		C
A: Ceiling	27¹⁄₂” (699mm)
B: Side Wall	4” (102mm)
C: Rear Wall	4” (102mm)
D: Max. Alcove Depth	48” (1219mm)

Fig. 2 Minimum wall clearances

		A
		B
		C
	S	D
	T		E	Wall
	U			F
		V
		W		G
			X
				Y
				FP599a
	Mantel			Mantel from
Ref.	Shelf Depth	Ref.		Stove Top
A	12” (305mm)	S		12” (305mm)
B	10” (254mm)	T		10” 254mm)
C	8” (203mm)	U		8” (203mm0
D	6” (152mm)	V		6” (152mm)
E	4” (102mm)	W		4” (102mm)
F	2” (51mm)	X		2” (51mm)
G	1” (25mm)	Y		1” (25mm)

Hearth Requirements

The JUVS must be installed on rigid flooring. If the appliance is installed on any combustible surface other than wood flooring, such as carpet or tile, a metal or wood panel must be installed to extend the full length and width of the unit.

W A R N I N G

•Do not install this heater in a bathroom or bedroom.

•Installation of this heater must conform with Local Codes or in the absence of Local Codes, with the National Fuel Gas Code, ANSI Z223.1.

•This heater creates warm air currents. These currents move heat to wall surfaces next to the heater. Installing the heater next to vinyl or cloth wall coverings or operating the heater where impurities in the air such as tobacco smoke exist, may discolor walls.

•Do not use a blower insert, heat exchanger insert or other accessory not approved with this heater.

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