Carrier 58HDV installation instructions Two-Stage

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