Bryant IIT2-WHS-02 Installation Instructions Manual page 15

1-stage AC
24V
C
Fig. 4 - - Dual Stage Heat, Single Stage Cool
W2 W
Y2 C RH RC G Y N/C
AUX O/B
13
2-stage Furnace
Y1
W1
G
W2
R
Y2
HUM
C
A13341