Trane Thermostats Installation And Operation Manual page 18

Installation
Figure 17. 3H/2C Non-Programmable Thermostat, 2H/1C, Conventional (Option 6)
Single Transformer:
Two Transformers:
Figure 18. 3H/2C Non-Programmable Thermostat, 1H/2C, Conventional (Option 7)
Single Transformer:
Two Transformers:
Figure 19. 3H/2C Non-Programmable Thermostat, 2H/2C, Heat Pump Without Auxiliary Heat
18
L1 (hot)
24 Vac
L2
Cooling Transformer
L1 (hot)
24 Vac
L2
Heating Transformer
L1 (hot)
24 Vac
L2
L1 (hot)
24 Vac
L2
Cooling Transformer
L1 (hot)
24 Vac
L2
Heating Transformer
L1 (hot)
24 Vac
L2
(Option 8)
L1 (hot)
24 Vac
L2
Changeover Valve
Compressor
Heat 1
Fan
Heat 2
Compressor
Heat 1
Fan
Heat 2
Compressor 1
Heat
Fan
Compressor 2
Compressor 1
Heat
Fan
Compressor 2
Compressor 1
Fan
Compressor 2
(jumper
Rc
R installed)
Y
C
W
G
W2
Y2
L
Rc
(jumper
R
removed)
Y
C
W
G
W2
Y2
L
(jumper
Rc
installed)
R
Y
C
W
G
W2
Y2
L
Rc
(jumper
R
removed)
Y
C
W
G
W2
Y2
L
(jumper
Rc
installed)
R
Y
C
O/B
G
Aux/E
Y2
L
BAS-SVX36C-EN