User's Manual

16
YN/C
W
O/B
GRCRHCY2
W2
AUX
O
W
Y1
C
G
R
Fan Coil
2-stage Heat Pump
W2
Y1
R
Y2
C
O
Y2
*
*Y2 connection on fan coil may not be available
A13344
Fig. 7 -- Dual Stage Heat Pump with Auxiliary Heat