Carrier ZONEKIT2ZCAR ÐElectronic Programmable Thermostat Wiring Diagrams, Care and Maintenance

PROGRAMMABLE
ELECTRONIC			TWO-ZONE BOARD
THERMOSTAT			THERMOSTAT
MODEL AC			INPUT
24 VAC HOT		R		R
			*
FAN				G
		G
HEAT STAGE 1	W/W1			W1
COOL STAGE 1		Y/Y2		Y1
N/A		O/W2		W2
N/A	Y1/W2			Y2
24 VAC COMM		C		C
N/A		B
N/A		L
OUTDOOR		S1		SINGLE-STAGE HEAT,
SENSOR				SINGLE-STAGE COOL
CONNECTION		S2		SEE NOTES 1 AND 3

PROGRAMMABLE
ELECTRONIC				TWO-ZONE BOARD
THERMOSTAT				THERMOSTAT
MODEL HP				INPUT
24 VAC HOT		R			R
			*
FAN					G
		G
HEAT STAGE 1	W/W1				W1
COOL STAGE 1		Y/Y2			Y1
HEAT STAGE 2		O/W2			W2
N/A	Y1/W2				Y2
24 VAC COMM		C			C
N/A		B
N/A		L
OUTDOOR		S1			TWO-STAGE HEAT,
SENSOR					SINGLE-STAGE COOL
CONNECTION		S2

SEE NOTES 1, 2, AND 3

PROGRAMMABLE
ELECTRONIC	TWO-ZONE BOARD
THERMOSTAT	THERMOSTAT
MODEL 2S	INPUT

COOL STAGE 1

FAN

HEAT STAGE 1

COOL STAGE 2

HEAT STAGE 2

24 VAC HOT

24 VAC COMM

N/A

TROUBLE

OUTDOOR

SENSOR CONNECTION

Y1/W2 Y1

G* G

W/W1 W1

Y/Y2 Y2

O/W2 W2

R R

C C

B

L

S1	TWO-STAGE HEAT,
	TWO-STAGE COOL
S2	SEE NOTES 1, 2, AND 3

WIRING DIAGRAM NOTES:

1.* Hook up G on zone 1 thermostat only.

2.Set thermostat dip switch A to ON.

3.Set thermostat dip switch C to ON. This will disable timeguard and cycle protection in thermostat by setting

it to ZONE mode. Refer to thermostat Installation Instructions for details on how to do this.

→	A97295
	Fig. 14ÐElectronic Programmable Thermostat Wiring Diagrams

timer will start counting down 15, 14, 13...0 minutes. Once the timer expires the control will allow a new mode to restart the equipment. The internal time, as well as the cooling 5-minute timeguard can be cleared by using the comprotec override feature.

CARE AND MAINTENANCE

For continuing optimum performance and to minimize possible equipment failure, it is essential that periodic maintenance be performed on this equipment. Consult your servicing contractor for the proper frequency of maintenance. Frequency may vary depend- ing upon geographic areas.

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