Trane CA8900 manual Wire Heat, Set Config jumpers as shown, If you have Gas or Oil, set 1B, Cool

CA8900 Z-Wave®Thermostat Installation Guide

	WIRES:
	C W RH G
3 Wire
Heat	From	3 Wire
	Furnace
+C		Heat +C

C W RH G

7

1.Connect the R (or RH) wire to the RH terminal on the CA8900. This connects to the Heater Power.

2.Connect the W wire to the W terminal on the CA8900. This con- nects the heater control line to the CA8900.

3.Connect the G wire to the G terminal on the thermostat. This con- nects the Fan to the CA8900

4.Connect the C wire to the C terminal on the CA8900. This con- nects 24vac power.

OPTIONAL POWER

HVAC SYSTEM

C W R G

5. Set Config jumpers as shown.		1	2	3	4	5
-- If you have Electric heat, set 1A.	A
-- If you have Gas or Oil, set 1B.	B

C B O W2 W Y RH RC G A

CA8900 Terminals

	WIRES:	W Y RH G
	C
4 Wire
Heat/Cool	Furnace			4 Wire
	From
+C				Heat/Cool
	C			+C
		W	Y	RH G

HVAC SYSTEM

C W Y R G

C B O W2 W Y RH RC G A

CA8900 Terminals

WIRES:

5C W Y RH RC G

Wire	Furnace			5 Wire
	From
Heat/				Heat/Cool
Cool					+C
+C
	C	W	Y	RH	RC	G
				HVAC SYSTEM
			C	W Y RH		RC G

C B O W2 W Y RH RC G A

CA8900 Terminals

Your system is now connected.

Continue on page 9.

1.Connect the W wire to the W terminal on the thermostat. This con- nects to the heater control line.

2.Connect the Y wire to the Y terminal on the CA8900. This con- nects to the Cool compressor.

3.Connect the RH or R wire to the RH terminal on the thermostat. This connects the Heater/Cool Power.

4.Connect the G wire to the G terminal on the Thermostat. This connects to the Fan.

5.Connect the C wire to the C terminal on the CA8900. This con- nects 24vac power.

6. Set Config jumpers as shown.		1	2	3 4 5
-- If you have Electric heat set 1A. A
-- if you have Gas or Oil set 1B.	B
Your system is now connected. Continue on page 9.

1.Connect the W wire to the W terminal on the thermostat. This connects to the heater control line.

2.Connect the Y wire to the Y terminal on the CA8900. This con- nects to the Cool compressor.

3.Connect the RH wire to the RH terminal and the RC wire to the RC terminal on the CA8900. This connects the Heater and Cool Power.

4.Connect the G wire to the G terminal on the Thermostat. This connects to the Fan.

5.Connect the C wire to the C terminal on the CA8900.This con-

nects 24vac power.		1
6. Set Config jumpers as shown.			2	3	4	5
	A
-- If you have Electric heat set 1A. B
-- If you have Gas or Oil set 1B.

Your system is now connected. Continue on page 9.

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