Regency Wraps U41-NG3, U41-LP3 installation manual High Elevation, Combustible Mantel Clearances

INSTALLATION

Combustible Mantel Clearances

Depth (Mx)

5-1/2"

6"

6-1/2"

7"

7-1/2"

8"

8-1/2"

9"

9-1/2"

Clearance (My)

11"

11-3/8"

11-3/4"

12-1/4"

12-1/2"

12-5/8"

12-3/4"

12-7/8"

13"

Non-combustible Hearth Extension

Height (Hy)

0"

5/8"

1-1/4"

1-7/8"

2-3/8"

2-3/4"

3-1/8"

3-1/2"

3-3/4"

4"

Depth (Hx)

25"

24"

23"

22"

21"

20"

19"

18"

17"

16"

Note: A non-combustible mantel may be installed at a lower height if the framing is made of metal studs covered with a non-combustible board.

	System Data
	For 0 to 2000 feet altitude
Burner Inlet Orifice Sizes:
	Natural Gas	Propane
Burner	#32	#50

*Above 2000 ft. see National Code Orifi ce Chart.

Max. Input - Natural Gas/Propane			38,000 btu/h
Min. Input - Natural Gas/Propane				20,000
btu/h
Min. Output Capacity with blower Off
Natural Gas		27,550 btu/h
Propane		27,778 btu/h
Max. Output Capacity with blower On
Natural Gas		29,184 btu/h
Propane		29,260 btu/h
Supply Pressure:	Natural Gas		min.	5" w.c.
	Propane		min.	12" w.c.
Manifold Pressure
Natural Gas	3.8"	+/- 0.2" w.c.
Propane	11"	+/- 0.2" w.c.

System Data - HIGH ELEVATION

For 2,000 - 4,500 feet altitude

Burner Inlet Orifice Sizes:

Natural Gas

Burner #33

Max. Input Rating - Natural Gas 34,000 btu/h

Min. Input Rating - Natural Gas 18,000 btu/h

Output Capacity with blower Off

Natural Gas 24,786

Max. Output Capacity with blower On

Natural Gas 26,146

HIGH ELEVATION

This unit is approved in Canada for altitude 2000 ft. to 4500 ft. (CAN/CGA- 2.17-M91) with the orifice kit Part # 611-975. For Natural Gas installations above 4500 ft. follow current CAN/CGA-B149.1.

In U.S.A., for installations above 2000 ft. refer to current ANSI Z223.1 Sc8-8.1.2a appendix F, for resizing orifi ce.

8 Regency U41-3 ULTIMATE Gas Fireplace Insert