Carrier 58TMA operating instructions Minimum Inches Clearance to Combustible Construction

MINIMUM INCHES CLEARANCE TO COMBUSTIBLE CONSTRUCTION

This forced air furnace is equipped for use with natural gas at altitudes 0-10,000 ft (0-3,050m).

An accessory kit, supplied by the manufacturer,shall be used to convert to propane gas use or may be required for some natural gas

Clearance arrows do not change with furnace orientation.

1"

applications.

This furnace is for indoor installation in a building constructed on site. This furnace may be installed on combustible flooring in alcove or

closet at minimum clearance from combustible material.

This furnace may be used with a Type B-1 Vent and may be vented in common with other gas-fired appliances.

† For installation on non-combustible floors only.

0"††

B A C K

TOP / PLENUM
	E
C
A
N
R
U
F			T
		N
	O
R
F

		1"
	DE	* #
I
S

For installation on combustible flooring only when installed on

special base, Part No. KGASB0201ALL, Coil Assembly, Part No. CD5 or CK5, or Coil Casing, Part No. KCAKC.

		E
	D
I
S

F R O

S E R V I

C E 30"

#	For furnaces wider than 14.25 inches (362mm) may be 0 inches.
Ø	18 inches front clearance required for alcove.

*1" #

N T

##

MIN

*Indicates supply or return sides when furnace is in the horizontal position. Line contact only permissible between lines formed by

intersections of the Top and two Sides of the furnace jacket, and building joists, studs or framing.

##For single wall vent type 6 inches. For Type B-1 vent type 3 inches.

††Clearance to Back 0 inches (0 po) in downflow and horizontal (attic/alcove & crawlspace) positions and 3 inches (3 po) in horizontal closet positions.

Ø

	BOTTOM		#	(LIT)
Clearance in inches.				D
		"
	†	1		REV.

Vent Clearance to combustibles:	-101
For Single Wall vents 6 inches (6 po).	322286

For Type B-1 vent type 1 inch (1 po).

→	A97430
	Fig. 2—Clearances to Combustibles

in alcoves, attics, crawlspaces, basements, closets, or utility rooms. The design of this furnace line is not A.G.A./C.G.A. certified for installation in mobile homes, recreation vehicles, or outdoors.

Before installing the furnace, refer to the current edition of the NFGC and the NFPA 90B. Canadian installations must be installed in accordance NSCNGPIC and all authorities having jurisdiction. For a copy of the NFGC NFPA54/Z223.1, contact International Approval Services U.S. Inc., 8501 E. Pleasant Valley Road, Cleveland, OH 44131 or National Fire Protection Association Inc., Batterymarch Park, Quincy, MA 02269. For a copy of NFPA 90B, contact National Fire Protection Association Inc., Batterymarch Park, Quincy, MA 02269.

Before installing the furnace in Canada, refer to the current edition of the NSCNGPIC. Contact Standards Department of Canadian Gas Association, 55 Scarsdale Road, Don Mills, Ontario, Canada M3B 2R3.

The duct system should be designed and sized according to accepted national standards published by: Air Conditioning Con- tractors Association (ACCA), Sheet Metal and Air Conditioning Contractors National Association (SMACNA). Or consult the Residential Systems Design Guidelines reference tables available from your local distributor. The duct system should be sized to handle the maximum CFM capabilities of the equipment at the optimum design static pressure.

Application of this furnace should be indoors with special attention given to vent sizing and material, gas input rate, air temperature rise, and unit sizing. Improper installation or misapplication of the furnace can require excessive servicing or cause premature component failure.

Installation must conform to regulations of serving gas supplier and local building, heating, and plumbing codes in effect in the area in which installation is made, or in absence of local codes with requirements of the NFGC.

This furnace is designed for a minimum continuous return-air temperature of 60°F db or intermittent operation down to 55°F such as when used with a night setback thermostat. Return-air temperature must not exceed 85°F db.

To aid in installation, troubleshooting, and service, a status code label is located on blower component door. This label explains how to use the LED status indicated on furnace control which is viewed through the sight glass on door.

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