Stage Cooling With Gaf2-S; Or 2 Stage Cooling With Sv92 Furnace - American Standard ACONT203AS42MA Installation And User Manual

Installation and User Guide
Cooling with GAF2-S
Thermostat
Rc
Rh
O/B
Y
G
W/E
C
L
Y2
W2

1 or 2 Stage Cooling with SV92 Furnace

Thermostat
Rc
Rh
O/B
Y
G
W/E
C
L
Y2
W2
6
Indoor Unit
R
G
W1
B
NOTES:
1) Wire third party condensate over ow
switches between Y of the thermostat
and Y1 of the air ow control board
2) X2 is required to energize aux heat
during defrost
Indoor Unit
R
Y1
G
W1
B
Y2
W2 W2
NOTES:
1) Wire third party condensate over ow
switches between Y of the thermostat and
W2 W3
Y1 of the air ow control board.
W2 BK
Outdoor Unit
Y
B
Outdoor Unit
R
Y/Y1
B
Y2
Pub. No.
11-HD19D1-1D-EN
09/2020
Part No. 37-7777006