Specifications

FIRE, EXPLOSION, AND CARBON MONOXIDE
POISONING HAZARD
Failure to follow this warning could result in personal
injury, death, or property damage.
Do not install the furnace on its back or hang furnace with
control compartment facing downward. Safety control
operation will be adversely affected. Never connect
return-air ducts to the back of the furnace.
Figure 24 1Suspended Furnace Installation
Suspended Furnace Support
The furnace may be supported under the entire length of the
furnace with threaded rod and angle iron. (See Figure 24)
Secure angle iron to bottom of furnace as shown.
Platform Furnace Support
Construct working platform at location where all required
furnace clearances are met. (See Table 1 and Figure 25) For
furnaces with 1-in. (25 mm) clearance requirement on side, set
furnace on non-combustible blocks, bricks or angle iron. For
crawlspace installations, if the furnace is not suspended from
the floor joists, the ground underneath furnace must be level
and the furnace set on blocks or bricks.
COMBUSTION - AIR PiPE
-- (SEE VENTING SECTION)
VENT
NOTE: EXTEND ANGLE
IRON OUT FOR
COIL SUPPORT
ROD LOCATION
USING DIMPLE I
LOCATORS_
HEX NUT
& WASHER (4)
REQD. PER ROD
NOTES: 1. A 1 In. (25mm) clearance minimum between
top of furnace and combustible material
2. The entire length of furnace must be
supported when furnace is used in horizontal
position to ensure proper drainage.
3. Furnace shown is a direct vent application.
Refer to the Venting section for agowable vent
configurations.
Al1155
440 01 4201 01 Specificati ..... bject to change without notice. 21