DUCT COVERS - Units are shipped with the bottom duct openings 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 accessory flange kit panels.
2.Connect ductwork to the duct flanges on the rear of the unit.
OUTDOOR SECTION
INDOOR SECTION
DETAIL "X" (ACCESSORY SIDE SUPPLY AND RETURN AIR OPENINGS)
FIG. 7 - DIMENSIONS & CLEARANCES - 15 & 20 TON
RETURN AIR
SUPPLY AIR
OUTDOOR AIR
OUTDOOR AIR
(Economizer)
All dimensions are in inches. They are sub- ject to change without notice. Certified di- mensions will be provided upon request.
UTILITIES ENTRY DATA
| OPENING |
|
| |
HOLE | SIZE | USED FOR | ||
| (DIA.) |
|
| |
A | Control | Front | ||
3/4" NPS (Fem.) | Wiring | Bottom | ||
| ||||
B | Power | Front | ||
3" NPS (Fem.) | Wiring | Bottom | ||
| ||||
CLEARANCES
Front | 36" | |
Back | 24" (Less Economizer) | |
49" (With Economizer) | ||
| ||
Left Side (Filter Access) | 24" (Less Economizer) | |
36"3 (With Economizer)4 | ||
Right Side (Cond. Coil) | 36" | |
Below Unit1 | 20" | |
| 72" With 36" Maximum | |
Above Unit2 | Horizontal Overhang | |
| (For Outdoor Air | |
| Discharge Outlet) |
NOTE: Unit and ductwork are approved for zero clearance to combustible materials when equipped with electric heat.
1Units (applicable in U.S.A. only) may be installed on combustible floors made from wood or class A, B or C roof covering material.
2Units must be installed oudoors. Overhanging structures or shrubs should not obstruct outdoor air discharge outlet.
3If economizer is factory installed, the assembled hood kit must be removed prior to final installation. This hood is 54" long.
4Remove hood kit prior to final installation.
Unitary Products Group | 9 |
