30 Amp Relay Wiring Diagram Electric Fan

Relay 2 electric fan 1 electric fan 2 87 87a 30 86 85 orange.

30 amp relay wiring diagram electric fan. Each relay will control a single fan and a 30 amp fuse is recommended for each relay connection to the battery. Blue wire black wire to chassis ground diagram 1 kit contents qty. Suggested electric fan wiring diagrams page 1 these diagrams show the use of relays on off sensors on off switches and on off fan controllers. 86 gray white wire goes to the ignition switch.

Temp sensor and a c relay. 30 40 amp fuse temp sensor switch in hottest part of radiator main relays turn on fans when temp sensor is activated 12v switched wire. 87 red wire connects to the positive wire on the electric fan. As you can see from the diagrams above and below it s really a simple circuit that not only provides the proper connections to control the cooling fans but unlike the switch under the dash method you won t ever have to worry.

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