Johnson Controls GLAS - HVAC Wiring Diagrams

22
Y W O R G C
Air Handler Control Board
AUX
Y1
RC
G
C-wire adapter
Y (1)
W(2)
R (3)
G (4)
RY
To GLAS
G C
GLAS
W
W1
O
AUX
*Any additional wires should
bypass the C-wire adapter
RH
W2
W1
RC
C
O
Y2
Y1
G
AUX
WIRES IN WALL
TO GLAS DEVICE
GLAS smart thermostat installation instructions -
©
2018 Johnson Controls
Heat Pump with Auxiliary Heat without C-wire (Optional AUX)