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175245-YIM-C-1008
Johnson Controls Unitary Products
19
FIGURE 11 - REAR VIEW DIMENSIONS
NOTE:
Units are shipped with the bottom duct open-
ings covered. An accessory flange kit is avail-
able for connecting side ducts.
For bottom duct applications:
1.
Remove the side panels from the supply and return air
compartments to gain access to the bottom supply and
return air duct covers.
2.
Remove and discard the bottom duct covers. Duct
openings are closed with sheet metal covers except
when the unit includes a power exhaust option. The
covering consists of a heavy black paper composition.
3.
Replace the side supply and return air compartment
panels.
For side duct applications:
1.
Replace the side panels on the supply and return air
compartments with the side duct flange accessory kit
panels.
2.
Connect ductwork to the flanges on those panels.
FIGURE 12 - UNIT WITH RAIN HOOD DIMENSIONS (20 TON)
SUPPLY
AIR
RETURN
AIR
OUTDOOR
AIR
5-1/8"
18-5/8"
27-3/4"
39-5/8"
40-1/2"
OUTDOOR AIR
COMPARTMENT
ACCESS
FILTER
ACCESS
1" NPT FEMALE
COND. DRAIN
CONNECTION
DOT PLUG
(For pressure
drop reading)
EVAPORATOR
SECTION
40-3/8"
COMPRESSOR
ACCESS
SUPPLY AIR
ACCESS
RETURN AIR
ACCESS
REAR
VIEW
Dimensions listed are for side
duct flange openings; see
Field Accessories for Side
Duct Flange Kit.
REAR VIEW
DETAIL “Y”
UNIT WITH RAIN HOODS
LH VIEW
28-3/16”
92”
36-5/8”
5”
16-1/8”
SUPPLY AIR
COMPARTMENT
POWER EXHAUST
RAIN HOOD
(on Return Air Compartment)
ECONOMIZER
MOTORIZED
DAMPER
RAIN HOOD
(on Outdoor Air Compartment)
ECONOMIZER / MOTORIZED DAMPER
AND POWER EXHAUST RAIN HOODS
FIXED
OUTDOOR AIR
INTAKE HOOD
(located on
Return Air
Compartment)
1“ CONDENSATE
DRAIN
(Must be trapped)