Ac Fan Relay Wiring

To a c compressor wire trinary switch vehicle ground.

Ac fan relay wiring.

Air conditioner relay diagram 85 87 86 30 orange wire. The orange wire from the a c relay goes to the 12 volt of the a c compressor clutch wire. 30 amp fuse 86 30 87 85 optional 2nd relay overrides temp sensor and turns on fan when a c is turned on. Goodman furnace wiring diagram packet wiring diagram portal.

The relay contains a low voltage coil and a high voltage switch sometimes called contact points when the thermostat switches on a low voltage signal energizes the appropriate relay. A relay kit our part number ccfkrl will include everything you need to properly wire up your electric cooling fans with the exception of additional wiring needed to complete all of the circuits. From the second a c relay connect yellow and orange wires to ground. Or in an 84 to 89 240 you may use the a c power on wire.

This relay will have 2 wires going to ground our grey wire and an additional wire going from the relay to the green wire by the ac compressor. The fan will turn on when the a c compressor activates. Wire to the sending unit wire of the original fan relay harness. Connect the red wire to the sending unit wire of the original fan relay harness.

Air handler fan relay wiring diagram collections of goodman air handler wiring diagram delightful model first thermostat. 86 gray white wire goes to the ignition switch. An air conditioner uses relays to switch the system s high voltage parts on and off. 1st relay turns on fan when temp sensor is activated battery 86 30 87 85 12v switched wire to green wire at a c clutch.

Relay internal wiring diagram new wiring diagram indoor blower motor. The gray wire from the aic relay goes to the 12 volt of the ajc compressor clutch wire. 87 red wire connects to the positive wire on the electric fan. This way even if the thermostat is not hot enough for the fans to come on the ac clutch will override this and turn the fans on.

Compressor via a 3 rd store bought relay. The first part of the installation is to install the electric fan to your radiator and remove the mechanical fan. The fan will turn on when the aic compressor activates. The fan will turn in either direction depending on which of the two wires the power is supplied to.

Hvac fan relay wiring diagram download. There are two methods to wire the relay one with manual control and one with automated control.