Trane TCONT203AS42MA - Stage Cooling with GAF2-S; Or 2 Stage Cooling with SV92 Furnace

Installation and User Guide
6 Pub. No. 18HD50D1-1A-EN 12/2018 Part No. 37-7768003
G
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
Cooling with GAF2-S
Indoor Unit Outdoor UnitThermostat
Rc
Rh
O/B
Y
G
W/E
C
L
Y2
W2
R
W1
B
B
Y
NOTES:
1) Wire third party condensate overow
switches between Y of the thermostat and
Y1 of the airow control board.
1 or 2 Stage Cooling with SV92 Furnace
Indoor Unit Outdoor UnitThermostat
Rc
Rh
O/B
Y
G
W/E
C
L
Y2
W2
R R
Y1
G
W1
B
Y2
W2
W2
W2
W3
W2
BK
B
Y2
Y/Y1