ImagesAug 28, 2016output when activated. Relays shown in these diagrams can provide options for useful features such as an AC override ON and/or manual override ON. PAGE 2 STANDARD RELAY PINS 30: Constant 12V, unswitched 85: Signal (switched 12V) 86: Ground (completes circuit) 87: Consumer (fan) 12V + 87b: Extra consumer (same as 87) RECOMMENDED WIRE Wiring Diagram For Cooling Fan Relay - CristinaHarvey Jun 16, 202277 Lovely Electric Fan Relay Wiring Diagram Radiator Fan Electric Radiator Fan Electric Cooling Fan Often times it is no more complicated than the wiring of a well-ventilated fixture. This is the Dodge Radiator Fan Wiring Diagram for the traditional version. Control circuits for hvac systems furnace fan limit switch white rodgers 90 380 relay Electric Radiator Fan Wiring Diagram - Wiring Schemas Jun 17, 2022Pin 87 = yellow wire pin 85 = orange wire pin 86 = grey wire pin 30 = red wire. Dual electric radiator cooling fan wiring diagram using two relays and one thermostatic switch updated by mark houlahan. Diagram #3 yellow for manual switch wiring, refer to switch manufacturer instructions. Vehicles radiator, manifold or water outlet. Related searches for relay wiring diagram electric fans 12v cooling fan relay diagramfurnace fan relay wiring diagramcooling fan relay wiring diagramfan control relay wiring diagramauto electric fan wiring diagramelectric cooling fan wiring diagramengine cooling fan relay diagramwiring diagram for fan relay