York -E1Cs, -E1Fb, E1Fh - ICM Controls SC2201 Installation, Operation & Application Manual

SimpleComfort
York -E1CS, -E1FB, E1FH Heat Pump Systems
Note 1: E and W2 terminals jumpered at thermostat.
24 VAC, Return
R
Compressor Contactor
Y
Reversing Valve (Cooling Mode)
O
Fan Contactor Circuit
G
2nd Stage Heating Circuit
W
X
24 VAC, Common
B
2201 Electronic Thermostat Conversion to:
®
SimpleComfort
R Y1 O B G
2201
®
E W2 C