2 - Stage
Thermostat
Y2
Y1
L
R
C
© 2015 Emerson Climate Technologies
Indoor
Outdoor
Unit
Unit
Y2
Y2
Y1
Y1
L
L
R
R
C
C
Figure 4
Wiring Diagram
8
CoreSense
Y2
Y
High/Low
Pressure Switch
L
R
Compressor
CC
Contactor
C
Prot
DC
Solenoid
AE8-1385 R1
Solenoid
