Hearth and Home Technologies BIR50 Chimney Requirements, Framing the Fireplace

North Star

EPA Certified Fireplace

2. Framing the Fireplace

The North Star Fireplace will fit the framed opening width of 43-7/8” tall. The finished cavity depth must be no less than 24”. Framing must extend straight up all the way to the ceiling.

Figure 10A shows a typical framing (using 2 x 4 lumber) of the fireplace, assuming combustible materials are used. All required clearances to combustibles around the fireplace must be adhered to. Any framing across the top of the fireplace must be above the level of the top standoffs.

CLEARANCES!

A minimum 1” air clearance must be maintained at the back and sides of the fireplace assembly.

Chimney sections at any level require a 2” minimum air space clearance between the framing and chimney section.

WARNING!

2"	Position mantel
	60” from base of
	the fireplace
43-7/8"
24"	42"

Figure 10A- Framing the Fireplace

Do not apply combustible finishing materials over any part of the front of this fireplace or a structure fire may result. The metal fireplace face may only be covered with noncombustible materials such as ceramic tile, brick, or stone. Do not cover or block any cooling air slots.

3. Electrical Access and Wiring Diagram

NOTE: The manual override switch, rheostat speed control and cover plate are supplied. You will need to supply: 14-3 wire with ground; 14-2 wire with ground; standard wall mount junction box; wire nuts.

1.Remove outside air cover plate on the bottom right side of the fireplace.

2.Thread the 14-3 with ground wire through the opening with the strain relief on the cover plate.

3.Match colors to wire harness, (red to red, white to white, etc) and secure with wire nuts.

NOTE: Wiring for blowers must be done before framed enclosure is completed. If using a Heat Zone kit, it also must be installed before enclosure is complete.

Match colors to wire harness (red to red, white to white, etc) and secure with a wire nut

Standard wall mount with

Junction Box

14-2 w/ground

14-3 w/ground

WIRE NUT

WHITEWHITE

	GREEN
RED	BLACK
BLACK

Figure 10B- Fan Wiring Diagram

F. CHIMNEY REQUIREMENTS

When planning your fireplace location, the chimney construction and necessary clearances must be considered. The fireplace system and chimney components have been tested to provide flexibility in construction. The following figures are the minimum distances from the base of the fireplace.

1.	Min overall straight height	13 ft.	5.	Maximum distance between chimney stabilizers	35 ft.
2.	Min height with offset/return	14.5 ft.	6.	Double offset/return minimum height	20 ft.
3.	Max height	50 ft.	7.	Maximum unsupported chimney length between the offset and return	6 ft.
4.	Max chimney length between	12 ft.	8.	Maximum straight unsupported chimney height above the fireplace	35 ft.
	an offset and return

480-1081 10 4-03