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 gain
access to the bottom supply air knockout panel.
2. Remove and discard the bottom knockout panel.
3. Replace the side duct cover.
4. With filter section access panel removed from the
unit, remove and discard the bottom return air
knockout panel.
5. Replace the filter access panel.
FIG. 5 - DIMENSIONS & CLEARANCES - 036 - 076 UNITS
CLEARANCES (mm/in.)
Front
607/24
Back
305/12
(Less Economizer)
914/36
(With Economizer)
Left Side (Filter Access)
607/24
(Less Economizer)
914/36
(With Economizer)
Right Side (Cond. Coil)
607/24
Below Unit
1
2
0/0
Above Unit
2
1829/72
(For Condenser Air
Discharge)
NOTE:
Units and ductwork are approved for zero clearance to combustible
materials 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.
HOLE
KNOCKOUT
SIZE
(DIA.), mm/in.
USED FOR
A
22 /
7
⁄
8
*
Control Wiring
(Side or
Bottom)**
B
51 / 2 **
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)
(829)
32
5
⁄
8
(445) 17
1
⁄
2
(292)
11
1
⁄
2
(200)
7
7
⁄
8
(171) 6
3
⁄
4
(206) 8
1
⁄
8
(213) 8
3
⁄
8
(445)
17
1
⁄
2
(165) 6
1
⁄
2
(137)
5
3
⁄
8
(64)
2
1
⁄
2
(2089) 82
1
⁄
4
(1140) 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.
COMPRESSOR
ACCESS
(19)
OPENING FOR
PRESSURE CHECK
OPENING FOR
PRESSURE CHECK
(495)
19
1
⁄
2
(699)
27
1
⁄
2
3
⁄
4
“ CONDENSATE
DRAIN
(must be trapped)
(19)
(1140)
44
7
⁄
8
B
(416)
16
3
⁄
8
(260)
10
1
⁄
4
(260)
10
1
⁄
4
(121)
4
3
⁄
8
(121)
4
5
⁄
8
A
(89)
3
1
⁄
2
(210) 8
1
⁄
4
UNIT WITH FIXED OUTDOOR
AIR / BAROMETRIC RELIEF RAIN HOOD
DETAIL “B”
DETAIL “A”
UNIT WITH ECONOMIZER RAIN HOOD
AIR FLOW LEGEND
RETURN AIR
SUPPLY AIR
OUTDOOR AIR
OUTDOOR AIR
(Economizer)
UNIT BASE WITH RAILS
FRONT VIEW
All dimensions are in millimeters and inches.
They are subject to change without notice. Cer-
tified dimensions will be provided upon request.
(292)
11
1
⁄
2
(117)
4
5
⁄
8
(76)
3
(
200)
7
7
⁄
8
(165)
6
1
⁄
2
(445)
17
1
⁄
2
(292)
11
1
⁄
2
(445)
17
1
⁄
2
(1140)
44
7
⁄
8
(502)
19
3
⁄
4
SIDE SUPPLY AND RETURN
AIR OPENINGS
REAR VIEW
530.26-N1YI
Unitary Products Group
7
