Honeywell Thermostat TH6220D User Manual download pdf (Page 5)

FocusPRO

®

TH6000 Series

5 69-1920EFS—01

ENGLISH

MCR29453

Wiring

Wiring guide — heat pump systems

Shaded areas below apply only to TH6320U/TH6220D 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.

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

(TH6220D 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

(TH6320U 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

(TH6320U only) [9]

Rc Power [1]

R [R+Rc joined by jumper]

Y Compressor contactor (stage 1)

C 24VAC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

(TH6320U 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.

MCR29448

RcY

GRC

RcYGAuxELRC

MCR29449

RcYGAux

E

LRC

MCR29450

RcYGY2LRC

MCR29451

RcYGAux

E

LRCY2

MCR29452

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