Mar Fan Relay Wiring Diagram
Output for a relay.
Mar fan relay wiring diagram. Suggested electric fan wiring diagrams converting a 12 volt switch into a ground switch these diagrams show the use of relays on off sensors on off switches and on off fan controllers. Variety of hvac fan relay wiring diagram. 86 gray white wire goes to the ignition switch. The first part of the installation is to install the electric fan to your radiator and remove the mechanical fan.
87 red wire connects to the positive wire on the electric fan. Fan power and ground. If you want a normally closed relay you will want to wire to 87a. 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.
A wiring diagram is a simplified standard photographic depiction of an electrical circuit. Although most relays are labeled at the bottom you can always find the 30 pin set perpendicular to pins 87 and 87a for easy identification to the power source. If you want a normally open relay you will wire to 87.