TWO-STAGE

TSIB NOTE 5

THERMOSTAT

OPTIONAL DEHUMIDISTAT If no DEHUM from thermostat available

1

2

Connect 1 to Y1 for 2-

stage AC-HP applications.

OR Connect 1 to Y/Y2 for

1-stage AC- HP

applications

Y1

 

Y1

 

 

 

O

SINGLE STAGE

 

 

NOTE 11

 

 

VS FURNACE

AIR CONDITIONER

 

 

 

 

 

CONTROL

 

W2

 

W2

 

 

NOTE 7

 

 

 

 

W1

 

W1

 

Y2

 

Y/Y2

Y

G

 

G

 

R

 

R

 

DEHUM

NOTE 3, 9, 10

DEHUM

 

C

 

COM

C

 

 

24V HUM

 

 

 

 

OPTIONAL

 

 

 

HUMIDIFIER

HUM

 

 

24V in

 

 

 

COM

58HDV

NOTE 2

A09204

Fig. 59 - Two-Stage Thermostat with Variable Speed Furnace Models

and Single-Stage Air Conditioner

THERMOSTAT

TSIB NOTE 5

OPTIONAL

DEHUMIDISTAT

If no DEHUM from thermostat available

1

2

Connect 1 to Y1 for 2-

stage AC-HP applications.

OR Connect 1 to Y/Y2 for

1-stage AC- HP

applications

Y1

 

Y1

 

 

 

O

TWO-STAGE

 

 

NOTE 11

 

 

VS FURNACE

AIR CONDITIONER

 

 

 

 

 

CONTROL

 

W2

 

W2

Y1

W1

 

W1

 

Y2

 

Y/Y2

Y2

G

 

G

 

R

 

R

 

DEHUM

NOTE 3, 9, 10

DEHUM

 

C

 

COM

C

 

 

24V HUM

 

 

 

 

OPTIONAL

 

 

 

HUMIDIFIER

HUM

 

 

24V in

 

 

 

COM

NOTE 2

A09205

Fig. 60 - Two-Stage Thermostat with Variable Speed Furnace and Two-Stage Air Conditioner

and Single-Stage Air Conditioner

51

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Image 51
Carrier 58HDV installation instructions Two-Stage