Wiring - Conventional Systems - Honeywell FocusPRO Wi-Fi TH6000 Series Installation Manual

Wiring
Wiring guide — conventional systems
1H/1C System
(1 transformer)
Rc
Power [1]
R
[R+Rc joined by jumper]
Y
Compressor contactor
C
24VAC common
W Heat relay
G
Fan relay
Heat-only System
Rc Power [1]
R
[R+Rc joined by jumper]
C
24VAC common
W
Heat relay
1H/1C System
(2 transformers)
Rc
Power (cooling transformer)
R Power (heating transformer)
Y
Compressor contactor
C 24VAC common
W
Heat relay
G Fan relay
Heat-only System
with Fan
Rc
Power [1]
R [R+Rc joined by jumper]
C
24VAC common
W Heat relay
G
Fan relay
NOTES
Wire specifications:
Use 18- to 22-gauge thermostat wire.
Shielded cable is not required.
[1] Power supply. Provide disconnect means and
overload protection as required.
[2] Remove jumper for 2-transformer systems.
[4] Common connection must come from cooling
transformer.
[5] In Installer Setup, set system type to Heat Only.
[6] In Installer Setup, set system type to
2Heat/2Cool Conventional.
[7] In Installer Setup, set changeover valve to O
or B.
G W C Y R
MCR29439
W C R
MCR29440
G W C Y R Rc
M29443
[1, 2]
[1, 2]
[4]
G W C R
MCR29444
Cool-only System
Rc Power
Rc
R
[R+Rc joined by jumper]
Y Compressor contactor
C
24VAC common
G Fan relay
2H/2C System
(1 transformer)
Rc
Power
Rc
R [R+Rc joined by jumper]
Y
Compressor contactor (stage 1)
C
24VAC common
W
Heat relay (stage 1)
G
Fan relay
W2 Heat relay (stage 2)
Y2
Compressor contactor (stage 2)
2H/2C System
(2 transformers)
Rc Power (cooling transformer)
R
Power (heating transformer)
Y Compressor contactor (stage 1)
C
24VAC common
W Heat relay (stage 1)
G
Fan relay
Rc
W2 Heat relay (stage 2)
Y2
Compressor contactor (stage 2)
See [notes] below
[8] In Installer Setup, set system type to
2Heat/1Cool Heat Pump.
[9] In Installer Setup, set system type to
2Heat/2Cool Heat Pump.
[10] In Installer Setup, set system type to
3Heat/2Cool Heat Pump.
3
[1]
[6]
Y2 W2
[1]
[6] Y2 W2
[4]
G C Y R Rc
MCR29445
G W C Y R Rc
MCR29446
G W C Y R Rc
M29447
[1, 2]
[1, 2]
69-2738EFS—03