What color wire controls the AC?

Yellow Wires
Yellow Wires They control your air conditioning system. The yellow wires terminate at your compressor contactor via an air handler. The yellow wires connect to the Y terminals on your thermostat.

Where do the wires go on a capacitor?

Push the wire terminal on the start capacitor relay’s “Common” wire, usually the black wire, to the common terminal on the load side of the unit’s contactor. The wires connected to the motor’s common terminal, marked “C” or “COM” on the motor’s wiring chart, also connect to this contactor terminal.

What are the color codes for thermostat wiring?

This is the most typical thermostat wiring style, and it applies to systems that regulate both heat and air conditioning. The wires are typically arranged as follows: red for 24-volt hot, white for heat, yellow for cooling, green for the fan, and blue for common (although the common wire may be a different color).

Which wire is which thermostat?

Thermostat Wiring Tips If your thermostat controls your heat, you will have a white wire. The Y wire is yellow and connects to your air conditioning compressor. The G wire is green and connects to the fan. Rc and Rh: The red wire(s) are the power source for your thermostat.

What is the difference between R and RC on a thermostat?

In a thermostat, the R wire is responsible for powering the entire HVAC system (through a transformer). If you have both an Rh (Red-heat for powering the heating) and an Rc (Red-cool for powering the cooling), then the R wire can be connected to either Rh or Rc.

What are the dimensions of a die cut wire?

DIE CUT 1” X 1/2” AS SHOWN .50” DIE CUT 1” X 1/2” AS SHOWN COM 208V 230 V RED TRAN 24 V BRN GND 9 9 7 11 7 11 6 1 518 6 4 4 PLUG 3 2 1. U se copper wire (75ºC min.) only betw een disconnect switch and unit.

What is the serial number for carrier model 40aq120000?

I am looking for a manual for Carrier Model# 40AQ120000. The serial number is: 1985AC8002. Are you able to find the manual for your system. That will show the standard filter location at the air handler.

How do I find the year of manufacture on a carrier?

Carrier equipment produced in the 1960 ‘s Y123456789 encoded just the year of manufacture as a single digit (year) in the first position of the serial number, e.g. 9xxxxxx = 1969. Carrier, HOW TO DIAGNOSE THE TROUBLE IN PULSE MOTOR CIRCUITS IN BOTH INDOOR AND OUTDOOR HVAC EQUIPMENT [PDF] Carrier Corporation document File NO.

What type of wire do I use to wire the switch?

Use Copper Wire (75ºc Min) Only Between Disconnect Switch And Unit. 2. To Be Wired In Accordance With N.E.C. And Local Codes.