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All installations and services must be performed by qualified service personnel.
d. American National Standard (ANSI-C1/NFPA-70 Electric Code for all
electrical field wiring.
e. These gas-fired units have been investigated under standards ANSI Z 21.47
CAN/CGA Z223-2001 Central Furnace test standards.
f. These gas-fired units have been listed by ETL “For installation as central
furnace special type for single story dwelling.”
: The area around the furnace must be kept free and clear of
combustible materials, especially papers and rags.
: This furnace is not to be used as a construction heater.
Listed below are definitions of “ COMBUSTIBLE MATERIAL” and “NON-
COMBUSTIBLE MATERIAL.”
COMBUSTIBLE MATERIAL:
Material made of or surfaced with wood, compressed paper, plant fibers, plastics or
other material that will ignite.
NON-COMBUSTIBLE MATERIAL:
Material that will not ignite and burn. Such materials consist entirely of steel, iron, brick,
tile, concrete, slate, glass or a plaster combination thereof.
MODELS CMA3/CMC1
CLOSET
ALCOVE
FRONT
BACK
SIDES
VENT CONNECTOR(PVC)
TOP
PLENUM SIDES
TOP AND SIDES OF DUCT
BOTTOM OF DUCT
6”
0”
0”
0”
0”
1”
1”
1”
18”
0”
0”
0”
0”
1”
1”
1”
Table 1
This heating appliance must be installed with clearances not less than the minimums
shown above as well as ample clearance for easy access to the air filter, blower
assembly, burner assembly, controls, and vent connections.
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