Electric Cooling Fan Relay Wiring Diagram

Hayden flex a lite or perma cool brands can provide a 12 volt output when activated.

Electric cooling fan relay wiring diagram. Volvo electric primary cooling fan conversions. For my 8 page assortment of relay wiring diagram options including two speed circuits click here pdf file. Find a spot to secure the relay with a screw or a bolt. The cooling fan wiring diagram below is what we ve found to be the simplest and most reliable method.

Assortment of 12 volt 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. It uses our 40 amp electric relay kit part number 91064044 and electric fan sensor part number 91064013.

Most stand alone adjustable thermostats i e. 87 red wire connects to the positive wire on the electric fan. Likes to use two relays to power up one large electric cooling fan. Even though the iso relays are rated at 20 amps for this application experience has shown a large fan motor.

A wiring diagram is a simplified traditional pictorial depiction of an electrical circuit. 85 black wire. 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. The supplied diagram is both the most reliable and easiest method i ve found.

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. Install a 10 gauge wire to the battery positive terminal with the use of a round electrical connector. It uses a 40 amp electric relay and electric fan sensor. Conversion project 2 2009 volvo 940 850 16 inch fan not recommended for hotter climates volvo 940 850 cooling fan this is a very popular fan used in many conversions.

30 other red wire needs constant 12 volt power from the battery. It reveals the components of the circuit as simplified shapes and also the power and signal connections in between the tools. Or a single relay could be used to control both fans. Remove the nut on the battery terminal and put the wire connector over the bolt and tighten the nut.

Suggested electric fan wiring diagrams suggested primary cooling fan single speed on off using 12 volt switching devices only for primary activation note.