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262291-YTG-F-1009
Johnson Controls Unitary Products
43
FIGURE 4 - UNIT DIMENSIONS WJ180, 240, & 300 (FRONT VIEW)
TABLE 32: UTILITIES ENTRY DATA
HOLE
OPENING SIZE
(DIA.)
USED FOR
A
1-1/8” KO
Control Wiring
Side
3/4” NPS (Fem.)
Bottom
B
3-5/8” KO
Power Wiring
Side
3” NPS (Fem.)
Bottom
C
2-3/8” KO
Gas Piping (Front)
1
1.
One-inch gas piping NPT required.
D
1-11/16” Hole
Gas Piping (Bottom)
1, 2
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.
11-1/2
(A) CONTROL WIRING
ENTRY
COIL
GUARD
KIT
CONDENSER
COILS
(B) POWER
WIRING ENTRY
5
9-3/4
21.00
6-3/8
7-1/8
35
5-7/8
136-1/4
GAS OR
ELECTRIC
HEAT ACCESS
DOT PLUG
(For pressure
drop reading)
BLOWER
COMPARTMENT/
RECLAIM COIL
CONNECTION
ACCESS
(C) GAS
SUPPLY
ENTRY
CONTROL BOX
ACCESS
VENT AIR
OUTLET
HOODS
BLOWER MOTOR
ACCESS (Location of
Optional VFD Bypass)
BLOWER ACCESS
(Location of
Optional VFD)
52-5/8
180-19/32
COMPRESSOR ACCESS
(See detail X)
DISCONNECT
SWITCH
LOCATION
ECONOMIZER / MOTORIZED DAMPER
FIXED OUTDOOR INTAKE AIR AND
POWER EXHAUST RAIN HOODS
(See detail Y)
92
46-5/8
35-1/4
33
2-3/4
3-3/4
(B) POWER WIRING
ENTRY
BOTTOM SUPPLY
AND RETURN
AIR OPENINGS
(See Note)
(A) CONTROL WIRING
ENTRY
21-1/2
11-1/8
(D)
GAS
SUPPLY
ENTRY
UNIT BASE RAILS
Shown separately to illustrate
Bottom Duct openings. Power
and Gas Piping Connection
location.
RETURN
AIR
NOTE:
For curb mounted units, refer to the curb hanger
dimensions of the curb for proper size of the
supply and return air duct connections.
12-1/2
9-1/4
8-1/8
46-5/8
9-3/4
COMBUSTION
AIR INLET HOOD
SUPPLY
AIR
(E) RECLAIM COIL INLET
(F) RECLAIM COIL OUTLET
10-1/2
7
13-3/8
9-3/4