BLOWER |
|
ACCESS | |
BLOWER MOTOR | DISCONNECT SWITCH |
ACCESS | LOCATION |
BLOWER |
|
COMPARTMENT |
|
ACCESS |
|
(Auxiliary) |
|
DOT PLUG |
|
(For pressure |
|
Drop Reading) |
|
ELECTRIC/ |
|
GAS HEAT |
|
ACCESS |
|
ECONOMIZER / MOTORIZED DAMPER, FIXED OUTDOOR INTAKE AIR AND POWER EXHAUST RAIN HOODS (See detail "Y")
VENT AIR
OUTLET
HOODS
COMBUSTION |
| TON) |
|
| |
AIR INLET |
| TON) |
25 | ||
|
| |
| (20, |
21"
5"
HOOD |
125 | |
| |
136 |
)
(C)
GAS SUPPLY ENTRY
CONTROL BOX
ACCESS 35"
92"
FRONT
VIEW |
|
| TON) | RETURN |
|
| 25 | ||
| TON) |
| ||
| 12 | (20, | AIR | |
|
|
| 33" | |
| 35 |
|
|
SUPPLY
AIR
|
| |
UNIT BASE WITH RAILS |
|
|
Shown separately to illustrate | (D) | |
Bottom Duct openings, Power | GAS SUPPLY | |
and Gas Piping Connection | ENTRY |
locations |
| |
NOTE: | ||
For curb mounted units, refer to the curb hanger | ||
dimensions of the curb for the proper size of the | ||
supply and return air duct connections. | ||
|
BOTTOM SUPPLY AND RETURN AIR OPENINGS (See Note)
All dimensions are in inches. They are subject to change without notice. Certified dimensions will be provided upon request.
(B)
POWER WIRING ENTRY
(A)
UTILITIES ENTRY DATA
HOLE | OPENING SIZE (DIA.) | USED FOR |
| |
A | 29 / | Control Wiring |
| Side |
19 / 3/4” NPS (Fem.) |
| Bottom | ||
|
|
| ||
|
|
|
|
|
B | 92 / | Power Wiring |
| Side |
|
|
| ||
76 / 3” NPS (Fem.) |
| Bottom | ||
|
|
| ||
|
|
|
| |
C | 60 / | Gas Piping | (Front)1 | |
D | 43 / | Gas Piping (Bottom)2 |
1.
2.Opening in the bottom of the unit can be located by the slice in the insulation.
NOTE: All entry holes should be field sealed to prevent rain water entry into the building.
FIGURE 13 - FRONT VIEW DIMENSIONS (15, 20 & 25 TON)
Johnson Controls Unitary Products | 23 |