
Equipment Control Module  | 
  | 
  | 
RVS/Heat Stage 2  | O/B W2  | 
  | 
Heat Stage 1  | W/W1  | 
  | 
Compressor Low  | Y1 / W2  | 
  | 
Compressor High  | Y/Y2  | 
  | 
Fan  | G  | G  | 
24VAC Hot Heating  | Rh  | R  | 
24VAC Hot Cooling  | Rc  | 
  | 
Dry Contact 1  | D1  | 
  | 
Dry Contact 2  | D2  | 
  | 
24VAC Common  | C  | C  | 
Humidify  | HUM | 
  | 
Outdoor Air Temp  | OAT  | 
  | 
Remote Room Sensor  | RRS  | 
  | 
OAT/RRS Com  | SRTN | 
  | 
A09172
Fig. 27 − Thermidistat Control w/Dry Contact Control for Fan Run Time
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