Trane 7CONT624AS42DA User's Manual And Installation Instructions page 23

Heat Pump Wiring Diagrams
Heat Pump Diagram 7: 1 Stage Heat Pump w/"GAT2" & "GAM2" Model Air Handler
One stage
Heat Pump
B
R
X2
O
Y
Notes:
1. Jumper "W2" to "W3" if three stages of indoor heat is available
Heat Pump Diagram 8: 1 Stage Heat Pump w/"TEM3" Model Air Handler
One stage
Heat Pump
B
R
X2
O
Y
Notes:
1. Jumper "W2" to "W3" if three stages of indoor heat is available
Installer's Guide
Non-VS Air Handler
& Electric Heat
B/C
R
W1
W2
W3
(Note 1)
G
Non-VS Air Handler
& Electric Heat
B/C
R
W1
W2
W3
(Note 1)
G
Thermostat Connection
BK
C
RS
R
RS
W1
W2
ODT
ODT
O/B
NO
G
C
Y1
NC
Y2
Remote Tempurature Sensor Connections and Operation:
Sensor Options in the Installer Settings/Sensor Settings menu
Remote Sensor (connect to the RS terminals)
- None
- Replaces internal sensor
- Average with internal sensor
Outdoor Temp Sensor (connect to the ODT terminals)
- None
- Outdoor
Caution: Do not run sensor wires in the same bundle with HVAC
wires. Keep away from high voltage wiring to avoid interference.
Thermostat Connection
BK
C
RS
R
RS
W1
W2
ODT
ODT
O/B
NO
G
C
Y1
NC
Y2
Remote Tempurature Sensor Connections and Operation:
Sensor Options in the Installer Settings/Sensor Settings menu
Remote Sensor (connect to the RS terminals)
- None
- Replaces internal sensor
- Average with internal sensor
Outdoor Temp Sensor (connect to the ODT terminals)
- None
- Outdoor
Caution: Do not run sensor wires in the same bundle with HVAC
wires. Keep away from high voltage wiring to avoid interference.
Remote
Sensor
Outdoor
Sensor
Aux relay
outputs
Remote
Sensor
Outdoor
Sensor
Aux relay
outputs
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