TERMINAL DESIGNATIONS
Based on the 44-800 slide switch and installer option configurations, some terminals have
multiple output functions.
TERMINAL DESIGNATION
Outside Outdoor Sensor
Sensor Common Sensor Common
Inside Indoor Sensor
A W2, Y2, Compressor 2, Aux, EH
W W1, Y3, Reversing Valve
Y Y1, Compressor 1
R 24 Volt (Hot)
C 24 Volt (Common)
INSTALLING THE THERMOSTAT
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