Cut off another short length of wire to use as your ground wire. 30 (other red wire) needs constant 12-volt power from the battery. Scro is close with what he is saying if you want the fan to stay on all the time just ground the wire from the temp sensor on the head. Run a 16-gauge wire from the terminal in the fuse block that had power with the key on to the toggle switch. Performance cooling products for the automotive market. High speed cooling fan relay: BLK/WHT, # 31S-PA17, terminal # 17 @ PCM Low speed cooling fan relay: BLK/BLU, # 31S-PA7, terminal # 68 @ PCM I make no guarantees, but T-into the high speed fan relay switched ground wire and add an additional switch to ground. I mostly just want it for sitting in traffic in the summer, and wheeling in the summer where I don't get much airflow. A toggle switch can be wired into the system to manually override the cycling of the fan. there is a 2 prong switch either in the radiator bottom tank.. or the end of the cylinder head.. if you touch those wires together .. does the main fan relay click on and start spinning the fan blade.. you can strip back some wire and wrap it around both pins.. then hook the wires back up to them and the fan should turn … Toggle Switch Wiring. Yahoo fait partie de Verizon Media. I am installing a pusher fan in front of the radiator, that I would like to control with an auxiliary toggle switch, as I do not want/need the fan to be on at all times, only during long idle/slow speeds. This will be the wire that connects your switch to your fan power wire. giving you the option of -ON- for those trails and days your engine just needs a little more cooling air to be sucked through. Informations sur votre appareil et sur votre connexion Internet, y compris votre adresse IP, Navigation et recherche lors de l’utilisation des sites Web et applications Verizon Media. E Support 12V 20A Red Cover Rocker Toggle Switch SPST ON/OFF Car Truck Boat 2Pin Pack of 5https://amzn.to/2LK3Utj Run a 16-gauge wire from the ground terminal of the relay to a good ground. Unless your fan is 2 speed I don't see the need in a 3 prong switch. Fead the wire though the hold in the firewall. Attach one of the new wires to the positive wire and one to the negative cable and solder them together. Install the four-terminal relay to a solid mounting location as close to the radiator as possible. and off at 175°F. From a 10 amp fused 12 volt source run a wire to the toggle switch. So now we have a wire that goes through the engine bay to the cabin of your car! Always make sure you are using a switch and wire sufficient to handle the power you are carrying. Put the large plastic wire loom back around the wire bundle and wrap it in a few places with electrical tape to keep it secure, just as it was when you started. Nos partenaires et nous-mêmes stockerons et/ou utiliserons des informations concernant votre appareil, par l’intermédiaire de cookies et de technologies similaires, afin d’afficher des annonces et des contenus personnalisés, de mesurer les audiences et les contenus, d’obtenir des informations sur les audiences et à des fins de développement de produit. Cut both wires and strip 1/2 an inch of insulation off of the ends of the two fan wires. Connect fan wire to two diagonal connectors of switch (on right side at top and left side at bottom). Here we will go through some basic applications and switch types. Then use 18g wiring for the switching side of the relay. Vous pouvez modifier vos choix à tout moment dans vos paramètres de vie privée. Wiring A Single Cooling Fan. If you ground the control wire for that relay (I think it's the green wire), your radiator fan should come on automatically, without having to worry about a manual toggle switch! No relays were used. Depending on the model, the thermostat (sending unit) triggers the fan on at 185°F. Grey wire is connected to the thermostat (sending unit) terminal with the blue ring crimp connector provided. Get a 30 amp Bosch relay and a toggle switch and 2 fuse holders. Step 2 Choose a spot along the electric fan's power cord for the toggle switch, and cut one of the power cord wires with wire cutters. You will need only 2 wires to switch. wire: red/white wire at ac switch microswitch in dash. If you ground the control wire for that relay (I think it's the green wire), your radiator fan should come on automatically, without having to worry about a manual toggle switch! Tap into a Ignition ON power source (or constant if you want to run the fan with the car off) and then install a toggle switch and then wire it to the relay. From the switch run a wire to the #85 terminal on the relay. Protect them by covering them with electrical tape. The same condition is true for terminal 4. Note the included diagrams are for reference only. Get a 30 amp Bosch relay and a toggle switch and 2 fuse holders. In this article, we will show how to wire a toggle switch to a circuit. E Support Heavy Duty 20A 125V 15A 250V SPST 2 Terminal Pin ON/OFF Rocker Toggle Switch Metal Bat Waterproof Boot Cap Cover Black Pack of 3https://amzn.to/2Mn9pPJ2. 87 (red wire) connects to the positive wire on the electric fan. Get the 10 gauge wire and place it through the hole in your fire wall. A single wall switch controls the power to the fan and light together, whereas a dual wall switch has two separate switches – one for the fan … This is the wire that operates the fan when jumped. run a wire from battery + to switch, 1 wire of fan motor to switch . It is either on or off. Locate the positive and negative wires on the cooling fan. We leave it on all the time, unless we park and want to listen to music.1. BUY ON AMAZON - LINK BELOW.I have it set up to where it blows air to the block, and is either on or off. The full product line now includes the patented Flex-a-fit aluminum radiators, electric fans, belt-driven fans, oil coolers, Mojave heaters and Flexite windows. How to Install Toggle Switch for an Electric Fan on Radiator 1993 Jeep Wrangler YJ. or on at 195°F. Pour autoriser Verizon Media et nos partenaires à traiter vos données personnelles, sélectionnez 'J'accepte' ou 'Gérer les paramètres' pour obtenir plus d’informations et pour gérer vos choix. The easiest way to run fans manually is take power from the battery then fuse it and then put the toggle under the dash and then wire it to the fans if you want a manual on off. And we proudly make our products in the U.S. From the switch run a wire to the #85 terminal on the relay. If you want 100% control over the fan disconnect the wire from the temp sensor and hook it to a switch...then run a wire from the other side of the switch to ground and every time the circuit is closed the fan will come on. The wire leading inside the car for your switch can exit at the bottom of it. 86 (gray/white wire) goes to the ignition switch. Now when the switch is turned on it will supply a ground for the relay causing the relay to actuate and turn the fan … Découvrez comment nous utilisons vos informations dans notre Politique relative à la vie privée et notre Politique relative aux cookies. Use a good ground such as the steering column or the dash mount bolt at the kick panel for the ground. Cut the power and ground cables from the fan motor. You're probably aware that the sensor in the RH head at 6 & 8 is for your temperature gauge. Now if you have a 2 speed fan, with high and low speed, you will need a 3 prong switch Step 2 Connect one end of the 12-gauge jumper wire to the black ground wire of the fan. This is how we installed a toggle switch to the radiator electric fan on our 1993 YJ Jeep Wrangler. Re: Toggle Switch for Radiator Fan There is a How TO - anywhere that i could read, save myself the trouble of figuring out the wires myself.. That would not be using the thermo switch but would not take long to do at all. The green wire is designed to work in two different configurations. Put plastic wire loom over your wire from where it joins the main cable bundle right back to the grommet. Now take the power wire from your fan and connect it to the wire … Use … Because the fan motor pulls a lot of amps, you should wire the switch to a relay and the relay to the fan. How to Install Toggle Switch for an Electric Fan on Radiator 1993 Jeep Wrangler YJ. So if a fan is connected to terminal 1 and a motor is connected to terminal 5, terminal 3, representing the toggle switch, can switch between running the fan and running the motor. The radiator fan relay is located on the LH fender shield, under your master cylinder. Once it is routed though, install a crimp on female blade connector to the end, to make it attach easily to the switch. Any good ground to the frame will work. Run two wires to the fan motor. Run a ground wire on the other terminal of the switch. Install switch in chosen location. The wiring instructions for your new Hunter Fan differ slightly based on the type of wall switch and your fan’s control system (pull chain, remote control, etc.). Pull the electric fan's plug from the wall receptacle/electrical outlet, or turn off the fan's circuit breaker if the fan motor hard wires into the electrical system. how to manually turn on/off radiator fan prevent overheating lol how to bypass radiator fan with a switch. Connect the new fused wire to other center terminal. Now on your switch.. Connecting a single cooling fan is a rather straightforward system, it relies on a separate temperature sender to switch the fan on, or you can utilize the cooling fan output if you've installed an aftermarket EFI conversion. Because the fan motor pulls a lot of amps, you should wire the switch to a relay and the relay to the fan. Use 10G wiring off the POS side of the starter relay to the 75A relay, and then onto the fan. Remove 1/2" of covering from the positive and negative wires running into the fan motor. Flex-a-lite invented the Flex Fan and holds the patent for the first electric fan for the automotive aftermarket. Attaching this wire directly to a 12V non-switched source will allow the fan to run after the vehicle has been turned off which could effect the vehicles battery performance. Connect the other wire coming from original cut to one of the center terminals of switch. or those hard days on the trails in the hot weather. From a 10 amp fused 12 volt source run a wire to the toggle switch. Other wire off fan motor to battery ground. Toggle switches are a simple way to activate accessories in your car. There are many ways they can be used and wired. So that you can wire your cooling fans for a 3 position switch. and off at 165°F. Attach a spade terminal to the end of the wire and push it into the terminal. not perfect but this help me with my situation. 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