Trane TCONT302 - Or 2 Stage Heat; Cool Pkg Unit with VSB; HP Pkg Unit with Non-Variable SB

Part No. 37-7760003 09-2018 18-HD48D1-1A-EN 11
Trane XR302 and XR303 Touchscreen Thermostat
G
R
B
W
O
Y/Y1
R
B
O/B
L
Y2
Y
G
Rc
Rh
C
+
S
-
HM
W2
W/E
6
DHM
X2
Optional
remote
indoor or
outdoor
wired
sensor
FOOTNOTES:
1) A/TCONT302 {does not include humidier(HM) and dehumidier(DHM) terminals}
2) Wire third party condensate overow switches between Y of the thermostat and Y1
of the airow control board
3) X2 is required to energize aux heat during defrost
4) Factory installed jumper
Heat Pump with GAF2-S
Thermostat
Indoor Unit
Outdoor Unit
* Caution: Do not run Outdoor/Remote sensor wires
in the same bundle with HVAC wires. Also, keep
away from high voltage wiring to avoid interference.
1
1
2
4
3
G
R
B
W1
O/B
L
Y2
Y
G
Rc
Rh
C
+
S
-
HM
W2
W/E
6
DHM
Optional
remote
indoor or
outdoor
wired
sensor
FOOTNOTES:
1) A/TCONT302 {does not include humidier(HM) and dehumidier(DHM) terminals}
Package Heat Cool Unit
ThermostatThermostat
* Caution: Do not run Outdoor/Remote sensor wires
in the same bundle with HVAC wires. Also, keep
away from high voltage wiring to avoid interference.
Y
W2