ICM Controls SC 2311 - Heil-Quaker 867;PH50 Series Conversion

12
SimpleComfort
®
2311 Electronic Thermostat Conversion to:
Heil-Quaker 867.814 Series and PH50 Series Heat Pump Systems
SC 2311
Electronic Thermostat
R C
W1
O/B
Y W2 E G
24 VAC, return
24 VAC, common
Reversing valve (cooling mode)
Compressor contactor
2nd stage heating circuit (sequencer 1)
Fan contactor circuit
3rd stage heating circuit (sequencer 2)
R
C
O
Y
W1
G
W2
Heil-Quaker 867.814 and PH50
Low Voltage Terminal Board
Note 1: W2 terminal on PCB capped
(capped)