Electric Cooling Fan Relay Wiring

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Electric cooling fan relay wiring.

You could use one relay. However two relays will divide the load. The first part of the installation is to install the electric fan to your radiator and remove the mechanical fan. Use a blade terminal for the relay and a barrel connector for the fan.

It shows the components of the circuit as simplified shapes and the capability and signal contacts between the devices. Use a female terminal on the other end and attach it to the switch terminal of the relay. 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. 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. Cut another piece of the 10 gauge wire long enough to go to the fan. The positive wire coming from the electric fan will connect to one of two red wires on your relay while the negative wire needs to go to ground. And if a relay fails you will still have one fan running.

Electric fan relay wiring diagram wiring diagram is a simplified tolerable pictorial representation of an electrical circuit. See all 8 photos. 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.