78
Single-Stage
Equipment Control Module
Furnace
N/A
O/B W2
Heat Stage 1
W/W1
W
N/A
Y1 / W2
N/A
Y/Y2
Fan
G
G
24VAC Hot Heating
Rh
R
24VAC Hot Cooling
Rc
Dry Contact 1
D1
Dry Contact 2
D2
DHUM
24VAC Common
C
COM
Humidify
HUM
Outdoor Air Temp
OAT
Remote Room Sensor
RRS
OAT/RRS Com
SRTN
Outdoor Sensor *
Humidifier Solenoid
Valve *
Remote Room
Sensor *
A08139
Fig. 34 -- Single--Stage Furnace Heating Only
* Indicates connection may not be required/available.