Dual Electric Fan Wiring Diagram

Schematic Wiring Diagram and Worksheets Resource

Dual Electric Fan Wiring Diagram. The cooling fan wiring diagram below is what we ve found to be the simplest and most reliable method. It uses a 40 amp electric relay and electric fan sensor.

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There are several ways that a dual fan can be wired. With dual cooling fans there are two methods for wiring up the relay kit. Wiring dual cooling fans.

Pin 87 yellow wire pin 85 orange wire pin 86 grey wire pin 30 red wire.

With dual cooling fans there are two methods for wiring up the relay kit. Pin 87 yellow wire pin 85 orange wire pin 86 grey wire pin 30 red wire. This is based on the draw from the fans if the fans are larger and draw more than 15 amps each it s recommended to install a second relay kit as shown below. 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.