Wiring, Thermostat mounting, Wiring guide — heat pump systems – Honeywell FocusPRO TH5000 Series User Manual

Page 5: English

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FocusPRO

®

TH5000 Series

5

69-1922EFS—01

ENGLISH

M29386

Wiring

Wiring guide — heat pump systems

Shaded areas below apply only to

TH5320U/TH5220D

or as otherwise noted.

Thermostat mounting

Align the 4 tabs on the wallplate with
slots on the back of the thermostat,
then push gently until the thermostat
snaps in place.

Push excess wire back into

the wall opening.
Plug wall opening with

non-flammable insulation.

Rc

Y

G

R

C

M29381

1H/1C Heat

Pump System

Rc

Power

[1]

R

[R+Rc joined by jumper]

Y

Compressor contactor

C

24VAC common

[3]

O/B

Changeover valve

[7]

G

Fan relay

2H/1C Heat

Pump System

(

TH5220D

only)

[8]

Rc

Power

[1]

R

[R+Rc joined by jumper]

Y

Compressor contactor

C

24VAC common

[3]

O/B

Changeover valve

[7]

G

Fan relay

Aux

Auxiliary heat relay

[12]

E

Emergency heat relay

[12]

L

Sends output when set to Em. Heat

[11]

2H/1C Heat

Pump System

(

TH5320U

only)

[8]

Rc

Power

[1]

R

[R+Rc joined by jumper]

Y

Compressor contactor

C

24VAC common

[3]

O/B

Changeover valve

[7]

G

Fan relay

Aux/E Auxiliary/Emergency heat relay
L

Sends output when set to Em. Heat

[11]

2H/2C Heat

Pump System

(

TH5320U

only)

[9]

Rc

Power

[1]

R

[R+Rc joined by jumper]

Y

Compressor contactor (stage 1)

C

24VAC common

[3]

O/B

Changeover valve

[7]

G

Fan relay

Y2

Compressor contactor (stage 2)

L

Sends output when set to Em. Heat

[11]

3H/2C Heat

Pump System

(

TH5320U

only)

[10]

Rc

Power

[1]

R

[R+Rc joined by jumper]

Y

Compressor contactor (stage 1)

C

24VAC common

[3]

O/B

Changeover valve

[7]

G

Fan relay

Aux/E Auxiliary/Emergency heat relay
Y2

Compressor contactor (stage 2)

L

Sends output when set to Em. Heat

[11]

See

[notes]

on page 4.

Rc

Y

G

Aux

E

L

R

C

M29382

Rc

Y

G

Aux

E

L

R

C

M29383

Rc

Y

G

Y2

L

R

C

M29384

Rc

Y

G

Aux

E

L

R

C

Y2

M29385

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