DUCT COVERS - Units are shipped with
all air duct
openings covered.
For
side duct applications;
1.Remove and discard the supply and
return air duct
covers.
2.Connect ductwork to duct flanges on the
rear of the
unit.
For
bottom duct applications;
1. Remove the side supply air duct cover to
FIG. 5
- DIMENSIONS & CLEARANCES - 3 - 6 TONS
CLEARANCES
HOLE
KNOCKOUT
SIZE
(DIA.)
USED FOR
A7/8" *
Control Wiring
(Side or
Bottom)**
B2" *
Power Wiring
(Side or
Bottom)
*
Knockouts in the bottom of the unit can be located
by the slice in the insulation.
**
Do not remove the 2" knockout ring.
UTILITIES ENTRY DATA
FILTER ACCESS
ELECTRIC
HEAT
ACCESS
B - POWER WIRING ENTRY
A, B
WIRING ENTRY
(See Detail “B”)
OUTDOOR
COIL
A - CONTROL WIRING ENTRY
3
⁄
4
“ PVC FEMALE
COND. DRAIN
(See Detail ”A")
BOTTOM SUPPLY &
RETURN AIR OPENINGS
(SEE NOTE)
32
5
⁄
8
17
1
⁄
2
11
1
⁄
2
7
7
⁄
8
6
3
⁄
4
8
1
⁄
8
8
3
⁄
8
17
1
⁄
2
6
1
⁄
2
5
3
⁄
8
2
1
⁄
2
82
1
⁄
4
44
7
⁄
8
(Direct-Drive Units)
FIELD-SUPPLIED
DISCONNECT SWITCH
LOCATION
BLOWER
ACCESS
CONTROL
BOX ACCESS
Shown separately to illustrate bottom
duct openings and power connection
locations.
NOTE: For curb-mounted units, refer to the
duct hanger dimensions of the curb for the
proper size of the supply and return air
duct connections.
SCROLL
COMPRESSOR
ACCESS
11
1
⁄
2
4
5
⁄
8
3
7
7
⁄
8
6
1
⁄
2
17
1
⁄
2
11
1
⁄
2
17
1
⁄
2
REAR VIEW
SIDE SUPPLY AND RETURN
AIR OPENINGS
UNIT BASE WITH RAILS
FRONT VIEW
All dimensions are in inches. They are sub-
ject to change without notice. Certified di-
mensions will be provided upon request.
UNIT WITH ECONOMIZER RAIN HOOD
44
7
⁄
8
B
30
7
⁄
8
"A"
10
1
⁄
4
4
3
⁄
8
A
3
1
⁄
2
8
1
⁄
4
19
1
⁄
8
44
7
⁄
8
19
1
⁄
2
27
1
⁄
2
19
3
⁄
4
3
⁄
4
“ CONDENSATE
DRAIN
(must be trapped)
DETAIL “A”
DETAIL “B”
UNIT WITH FIXED OUTDOOR
AIR/MOTORIZED DAMPER RAIN HOOD
DIMENSION "A"
FIXED
OUTDOOR
AIR DAMPER
12
MOTORIZED
DAMPER
16
1
⁄
2
AIR FLOW LEGEND
RETURN AIR
SUPPLY AIR
OUTDOOR AIR
OUTDOOR AIR
(Economizer)
Front 24"
Back
12" (Less Economizer)
36" (With Economizer
or Fixed Air/Motorized
Air Damper)
Left Side (Filter Access)
24" (Less Economizer)
36" (With Economizer)
Right Side (Cond. Coil) 24"
Below Unit
1
20"
Above Unit
2
72" (For Condenser Air
Discharge)
NOTE:
Units and ductwork are approved for zero clearance to combustible
mater-ials when equipped with electric heaters.
1
Units may be installed on combustible floors made from wood or
class A, B or C roof covering material. (Applicable in USA only).
2
Units must be installed oudoors. Overhanging structures or shrubs
should not obstruct the outdoor coil nor the fan outlet.
530.18-N7Y
Unitary Products Group 7
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