Thermostat Mounting; Wiring Guide — Heat Pump Systems - Honeywell FocusPRO TH6000 Series Installation Manual

Wiring
Wiring guide — heat pump systems
Shaded areas below apply only to
1H/1C Heat
Pump System
Rc Power [1]
R [R+Rc joined by jumper]
Y Compressor contactor
C
O/B Changeover valve
G Fan relay
2H/1C Heat
Pump System
(TH6220D only) [8]
Rc Power [1]
R [R+Rc joined by jumper]
Y Compressor contactor
C
O/B Changeover valve
G Fan relay
Aux/E Auxiliary/Emergency heat relay
L Sends output when set to Em. Heat
2H/1C Heat
Pump System
(TH6320U only) [8]
Rc Power [1]
R [R+Rc joined by jumper]
Y Compressor contactor
C
O/B Changeover valve
G Fan relay
Aux/E Auxiliary/Emergency heat relay
L Sends output when set to Em. Heat

Thermostat mounting

Align the 4 tabs on the wallplate with
then push gently until the thermostat
snaps in place.
Push excess wire back into
the wall opening.
Plug wall opening with
non-flammable insulation.
TH6320U/TH6220D
G C Y R Rc
MCR29448
L Aux G C Y R Rc
E
MCR29449A
[11]
L Aux G C Y R Rc
E MCR29450
[11]
or as otherwise noted.
2H/2C Heat
Pump System
(TH6320U only) [9]
Rc Power [1]
R [R+Rc joined by jumper]
Y Compressor contactor (stage 1)
C
O/B Changeover valve
G Fan relay
Y2 Compressor contactor (stage 2)
L Sends output when set to Em. Heat
3H/2C Heat
Pump System
(TH6320U only) [10]
Rc Power [1]
R
[R+Rc joined by jumper]
Y Compressor contactor (stage 1)
C
O/B Changeover valve
G Fan relay
Aux/E Auxiliary/Emergency heat relay
Y2 Compressor contactor (stage 2)
L Sends output when set to Em. Heat
See [notes] on page 4.
5
FocusPRO TH6000 Series
®
L Y2 G C
L Y2 Aux G C
E
MCR29453
69-2695EFS— 01
Y R Rc
MCR29451
[11]
Y R Rc
MCR29452
[11]