Dual Electric Fan Wiring Diagram With Relay

Finally run a fused constant power to both of the red wires on the relays tab 30.

Dual electric fan wiring diagram with relay.

And if a relay fails you will still have one fan running. Cooling fan relay wiring diagram how to wire a fan relay hvac in dual fan relay wiring diagram image size 730 x 656 px and to view image details please click the image. Start your wiring project by taking both of the positive wires from the fans and run them to the yellow wires on each relay tab 87. For example dual thermostat switches or dual relays could be used to control each fan separately.

The fan will turn on when the a c compressor activates. Or a single relay could be used to control both fans. 30 other red wire needs constant 12 volt power from the battery. It uses a 40 amp electric relay and electric fan sensor.

Primary cooling fan dual fans with dual relays single speed on off using ground switched devices only for primary activation using dual relays for two fans is not required. The supplied diagram is both the most reliable and easiest method i ve found. Next splice together both black wires from the relays tab 85 and connect them to the thermostat switch. Connect yellow and grey wires to ground.

Here is a picture gallery about dual fan relay wiring diagram complete with the description of the image please find the image you need. 86 gray white wire goes to the ignition switch. 87 red wire connects to the positive wire on the electric fan. It uses our 40 amp electric relay kit part number 91064044 and electric fan sensor part number 91064013.

Then connect switched power usually from your ignition switch to the blue wires on both relays tab 86. You could use one relay. Connect the red wire to the sending unit wire of the original fan relay harness. Diagram based automotive fan relay wiring completed dual electric fans wrg 0626 5 pin 24 volt how to properly wire cooling cr 6881 12v 4 gtsparkplugs for lsx beat cetar kultur im revier de 12 amp schematic www diagram based automotive fan relay wiring completed wiring dual electric fans wrg 0626 5 pin relay wiring diagram 24 volt read more.