Wiring Diagram Cooling Fan Relay Switch

Cooling fan relay wiring diagram manual e books electric fan relay wiring diagram wiring 3 speed fan switch wiring diagram august 30 2018 april 12 2020 wiring diagram by anna r.

Wiring diagram cooling fan relay switch.

Then connect switched power usually from your ignition switch to the blue wires on both relays tab 86. Most stand alone adjustable thermostats i e. 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. Suggested electric fan wiring diagrams suggested primary cooling fan single speed on off using 12 volt switching devices only for primary activation note.

Next splice together both black wires from the relays tab 85 and connect them to the thermostat switch. The first part of the installation is to install the electric fan to your radiator and remove the mechanical fan. It shows the components of the circuit as simplified shapes and the capability and signal contacts between the devices. Check out part 1 on how to wire the fans up this video gives you an idea on how to make them work.

It uses a 40 amp electric relay and electric fan sensor. Electric fan relay wiring diagram wiring diagram is a simplified tolerable pictorial representation of an electrical circuit.