Johnson Controls R-410A Heat Pump User Manual


 
505429-JTG-F-1010
Johnson Controls Unitary Products 115
Typical Field Wiring Diagram - J15 thru 20ND Evaporator Unit with J15 thru 20PD Heat Pump
R C
Y1
G W1 W2
Y2
THERMOSTAT
TWO STAGE COOLING
TWO STAGE HEATING
NOTE: Do not use a heat pump thermostat.
NOTE: Liquid line solenoid is not included or required
on any 4 pipe units.