Models GMD1-80N

All installations and services must be performed by qualified service personnel.

5.Definitions of "combustible" and "non-combustible" materials as presented in the 1999 version of the National Fuel Gas Code, ANSI Z223.1-1999/NFPA 70-1999, are as follows:

a.Combustible material:

“...materials made of or surfaced with wood, compressed paper, plant fibers, or other materials that are capable of being ignited and burned. Such material shall be considered combustible even though flame proofed, fire- retardant treated, or plastered.”

b.Non-combustible material:

“...material that is not capable of being ignited and burned; such as material consisting entirely of, or a combination of, steel, iron, brick, tiles, concrete, slate, asbestos, glass, and plaster.”

This heating appliance must be installed with clearances to combustible material surfaces of not less than the minimum distances given below. Also, allow ample clearances for servicing the furnace for easy access to the air filter, blower assembly, burner assembly, controls, and vent connections.

MODELS GMD1-80N	CLOSET	ALCOVE
FRONT	6”	18”
BACK	0”	0”
SIDES	0”	0”
ROOF JACK	0”	0”
VENT CONNECTOR	6”	6”
TOP	1”	1”
PLENUM SIDES	1”	1”
TOP AND SIDES OF DUCT	1”	1”
BOTTOM OF DUCT	1”	1”