Electric Fan Relay Wiring Diagram. 30 other red wire needs constant 12 volt power from the battery. Fan lead blue wire optional secondary fan positive lead yellow wire to thermostat switch then to 12v ignition switch single fan configuration dual fan configuration orange wire.
87 red wire connects to the positive wire on the electric fan. It shows the components of the circuit as simplified shapes and the capability and signal contacts between the devices. 30 other red wire needs constant 12 volt power from the battery.
30 other red wire needs constant 12 volt power from the battery.
Collection of furnace fan relay wiring diagram. 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. 87 red wire connects to the positive wire on the electric fan. It shows the components of the circuit as simplified shapes and the capability and signal contacts between the devices.
