430648-JIM-D-1010
Johnson Controls Unitary Products
13
Figure 3: Typical Field Wiring Diagram - J07NC Evaporator Unit with J07YC Condenser Unit
NOTE:
Use a System 1 piping dimensions when applying a J07/10/12YC model system.
NOTE:
On non J**NC/ND Evaporator models, isolation relays
must be installed to avoid overloading on 75 VA
transformers on the condensing unit.
G C
Y1
R
W1 W2
THERMOSTAT
SINGLE STAGE COOLING
TWO STAGE HEATING
X
NOTE: Liquid line solenoid is not included or required
on 7.5 Ton Single Stage Units.
