Air Conditioner Wiring Colors

Importance of electrical wiring for air conditioning systems. And in article electrical wiring diagrams for air conditioning systems part one i explained the following points. R the r terminal is the power.

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Color of wire and termination.

Air conditioner wiring colors. What the color code means for air conditioner and furnace thermostat wires. As shown in the diagram you will need to power up the thermostat and the 24v ac power is connected to the r and c terminals. The color of wire r is usually red and c is black. If you were to gut an air conditioner and disconnect all the wires you could use this video as a template to wire it all back up.

Well explained tutorial on wire color codes. He twists the remaining two wires together and secures them with a wire nut. Notesome ac systems will have a blue wire with a pink stripe in place of the yellow or y wire. Always refer to your thermostat or equipment installation guides to verify proper wiring.

I explain what each of the letter terminals are for the voltage path how it works and also the normal color code used. This is a video for a straight air. These two connections will ensure that there is power to the thermostat that you are operating. C is known as the common terminal.

Now the installer twists together either of the low voltage wires from the contactor together with one of the low voltage wires and secures them with a wire nut. Heat pump thermostat wiring a typical wire color and terminal diagram. Thermostat wiring and wire color chart thermostat wiring colors code. It is a red wire and comes from the transformer usually located in the air handler for split systems but you may find the transformer in the condensing unit.

Goettl las vegas air conditioning inc. It is better to take a good up close photo of the old thermostat and what terminals the colored wiring are terminated. I discuss how to wire the contactor and what the difference is between the. The low voltage wires usually use white and red insulation but the colors do not matter.

Introduction for air conditioning systems types introduction for types of motors compressors used in air conditioning systems. How to wire an hvac ac unit. Basic thermostat wiring colors air conditioner systems always remember when changing a thermostat for a new thermostat to take a photo of the colors and where they go on the old thermostat or get a pencil and paper and write it down. Thermostat wiring color code decoded diy with michael borders.

This video is part of the heating and cooling series of training videos made to accompany my websites.