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2-7/16"
1-1/8"
28-7/8"
(733mm)
25-1/4"
22-9/16"
JUNCTION BOX
LOCATION
7/8" DI A
ACCESSORY
1/2" (13 mm) DIA.
THERMOSTAT WIRE ENTRY
3-15/16" (84mm)
LEFT HAND GAS
ENTRY
33-5/16"
24-7/8"
5-1/2"
7/8" (22mm) DIA.
ACCESSORY
11/16"
21-5/8"
BOTTOM INLE T
1-11/16"
13/16"
11/16"
4-13/16"
AIRFLOW
19"
OUTLE T
13/16"
11/16"
8-9/16"
VENT OUTLE T
5 PLACES (TYP)
3-3/4"
1-3/4" DIA.RIGHT HAND
GAS ENTRY
7/8" DIA. K.O. WIRE ENTRY
SIDE INLE T
14-7/8"
7/8" DIA. ACCESSORY
1-1/4"
1"
22-1/16"
A
D
F
E
(FLUE COLLAR)
5-15/16"
(135mm)
24"
CASING
1-5/16"
1/2" DIA. K.O.THERMOSTAT
WIRE ENTRY
ALTERNAT E
JUNCTION BOX
LOCATIONS (TYP)
26-1/8"
1-1/2"
7-3/4"
9-5/8"
11-1/2"
5-1/2"
(664mm)
(641mm)
(573mm)
(22mm)
(846mm)
(17mm)
(549mm)
(
610mm
)
(43mm)
(140mm)
(632mm)
(17mm)
(140mm)
(95mm)
(21mm)
(122mm)
(217mm)
(62mm)
(33mm)
(29mm)
(483mm)
(13mm)
(44mm)
(22mm)
(22mm)
(38mm)
(560mm)
(25mm)
(32mm)
(378mm)
(17mm)
(197mm)
(244mm)
(292mm)
(21mm)
A04037
NOTES:
1. Two additional 7/8---in. (22 mm) diameter holes are located in the top plate.
2. Minimum return---air openings at furnace, based on metal duct. If flex ductis used, see flex duct manufacturer’s recommendations for equivalentdiameters.
a. For 800 CFM---16---in. (406 mm) round or 14 1/2 x 12---in. (368 x 305 mm) rectangle.
b. For 1200 CFM---20---in. (508 mm) round or 14 1/ 2 x 19 1/2--- in. (368 x 495 mm) rectangle.
c. For 1600 CFM---22---in. (559 mm) round or 14 1/ 2 x 22 1/16--- in. (368 x 560mm) rectangle.
d. For airflow requirements above 1800 CFM, see Air D elivery table in Product Data literature for specific use of single side inlets. The use of both sideinlets,a
combination of 1 side and the bottom, or the bottom only will en sure adequate return air openings for a irfl ow requirements above 1800 CFM.
Fig. 1 -- Dimensional Drawing
Table1–Dimensions
FURNACE SIZE
A
CABINET
WIDTH
IN. (MM)
D
SUPPLY---AIR
WIDTH
IN. (MM)
E
RETURN---AIR
WIDTH
IN. (MM)
F
C.L. TOP AND
BOTTOM FLUE
COLLAR
IN. (MM)
FLUE
COLLAR*
IN. (MM)
SHIP WT
(LB / KG)
FILTER
MEDIA
CABINET
SIZE
IN. (MM)
045---08/024045 14---3/16 (360) 12---9/16 (319) 12---11/16 (322) 9---5/16 (237) 4 (102) 114 (52) 16 (406)
070---16/048070 17---1/2 (445) 15---7/8 (403) 16 (406) 11---9/16 (294) 4 (102) 136 (62) 16 (406)
090---16/048090 21 (533) 19---3/8 (492) 19---1/2 (495) 13---5/16 (338) 4 (102) 150 (68) 20 (508)
110---20/060110 21 (533) 19---3/8 (492) 19---1/2 (495) 13---5/16 (338) 4 (102) 162 (73) 20 (508)
135---20/060135 24---1/2 (622) 22---7/8 (581) 23 (584) 15---1/16 (383) 4 (102) 173 (78) 24 (610)
* 5 in. or 6 in. (127 or 152 mm) vent connector may be required in some cases.
SAFETY CONSIDERATIONS
FIRE, EXPLOSION, ELECTRICAL SHOCK, AND
CARBON MONOXIDE POISONING HAZARD
Failure to follow this warning could result in dangerous
operation, serious injury, death, or property damage.
Improper installation, adjustment, alteration, service,
maintenance, or use could cause carbon monoxide
poisoning, explosion, fire, electrical shock, or other
conditions which may cause personal injury or property
damage. Consult a qualified service agency, local gas
supplier, or your distributor or branch for information or
assistance. The qualified service agency must use only
factory--authorized and listed kits or accessories when
modifying this product.
!
WARNING
FURNACE RELIABILITY HAZARD
Improper installation or misapplication of furnace m a y
require excessive servicing or cause premature component
failure.
Application of this furnace should be indoors with special
attention given to vent sizing and material, gas input rate,
air temperature rise, unit leveling, and unit sizing.
CAUTION
!
Improper installation, adjustment, alteration, service,
maintenance, or use can cause explosion, fire, electrical shock, or
other conditions which may cause death, personal injury, or
property damage. Consult a qualified installer, service agency, or
your distributor or branch for information or assistance. The
qualified installer or agency must use factory --authorized kits or
accessories when modifying this product. Refer to the individual
instructions packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses, protective clothing,
and work gloves. Have a fire extinguisher available. Read these
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