SPAL electric fan wiring harness kits are a must-have when installing electric fans. Power & Associates. Step 3 . Another option is to transplant a fan from another car. Start with taking both of the positive wires from the fans and run it to the yellow wires on each relay. To air conditioning positive (t) Wire … A lot of people are now fitting electric fans to their kit cars, often because they have had to relocate the radiator away from the normal viscous fan. This is the schematic from the manual of the fan which I salvage this motor from. Background:In addition to a clutch fan, cars equipped with air conditioning also got a small electric fan between the clutch fan and the radiator. You will then need switched power usually from your ignition switch, wired to the blue wires on the relays. Wiring an AC electric motor is not particularly difficult if the manufacturer's manual is available. Videos For Complete Engine Tear down, Rebuild, and So Many MODS! Connect the Red wire to the sending unit wire of the original fan relay harness. The neutral wire from the source is spliced directly to the white wire on the ceiling fixture. Please right click on the image and save the image. Remove the plug, strip back the tape and splice into the black/green stripe wire there. Some times you need a little extra airflow at slow vehicle speeds to keep your car or truck cool. I have no knowledge about motors. Should be in the driver side front position. 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. I pulled away some of the black sheath covering the green wire, and used a Philips head screw driver to get the wire free from an attach point on the AC compressor. Wire the power through a fuse directly to a relay, and then to the fan. This way, even if the thermostat is not hot enough for the fans to come on, the AC clutch will override this and turn the fans on. This gets 1 fan to come on when the AC is turned on and the pressure is getting up there, and the other one to turn on when the temp hits 190. Since it is located in front of the radiator that heat goes right through the radiator core after it leaves the condenser. There should be a white, copper or green, and black wire coming out of the ceiling's electrical box. This diagram is similar to the previous one but with the electrical source originating at the fan/light fixture. Get the 10 gauge wire and place it through the hole in your fire wall. But it doesn’t have to be that way. At this point, the radiator is in the car, and the required electronics are hooked up. Overview: In addition to a clutch fan, cars equipped with air conditioning also got a small electric fan between the clutch fan and the radiator. Chevy Colorado Installing Car Stereo and Speakers, Amp & Sub 2006, mods for tahoe yukon suburban silverado sierra. Thanks! Diagram Home Ac Fan Wiring Full Version Hd Quality Moddiagrams5 Ipsarvirtuoso It . Without all that here is what I would do. The common wire is the one wire that is shared by all of the field coils. This is because the AC condenser needs air passing through it to keep cool, otherwise your AC won't blow cold. This is because the AC condenser needs air passing through it to keep cool, otherwise your AC won't blow cold. The best way to test it is to bypass the fan's normal circuit and straight wire the fan to the engine. Step 2. Three-wire cable runs from there to the controllers on the wall. The white, red and black wires in an electric AC motor supply power to the motor itself and determine which of the speed coils turn on when electricity is supplied. … Are Tekton Torque Wrenches Any Good? A motor with three wire connections could mean it is a 220-volt motor, or that it is a 120-volt motor with a low speed and a high speed. Cut both wires and strip 1/2 an inch of insulation off of the ends of the two fan wires. The first part of the installation is to install the electric fan to your radiator, and remove the mechanical fan. The relays need to be mounted somewhere in the engine bay. Read More What Should I Do if I Can’t Make My Car Payment? and Orange wires to ground. The installation is not hard, you just should be careful when clipping the wire over by the AC compressor and “tap in” the new wire so it sends the “on” signal to the relay, and therefore, the fans. Us Motor 1 Phase 115 230 Wiring Diagram Wire Center •. 1) Electric fan, 2500cfm minimum. This will be the wire that connects your switch to your fan power wire. Can someone explain to me how to wire electric fan so it comes on when AC is turned on? Use the wiring diagrams on the motor and switch as a guide. sensor circuit intact. Make this run as short as possible, likebattery to fuse to relay to fan. If you are installing an electric fan because you want more power or better cooling, you should read The Myth Of The Electric Fan before you continue, and make an informed decision on whether you want to go through with this mod. Looking to have an outlet be controlled by a switch? Attach the wire to the relay terminal opposite the battery terminal. All the diagrams needed to understand and confidently install a ceiling fan. Diagram Taurus Radiator Fan Wiring Full Version Hd Quality Wiringxl50 Hotelristoranteeuropa It. Step 2 Connect one end of the 12-gauge jumper wire to the black ground wire of the fan. How To Wire An Electric Fan With Ac Trinary Switch You Dual Electric Fan Wiring Diagram Example Electric Fan Wiring Hayden Electric Fan Wiring Diagram Troubleshooting Circuits READ Country Club Fireworks Denver. But this isn't the best setup either because the fan will run all the time- not just when it's needed. Installing an electric cooling fan or radiator fan can be intimidating. This relay will have 2 wires going to ground, our grey wire, and an additional wire going from the relay to the green wire by the AC compressor. 50 Best Pics Century Ac Motor Wiring Diagram 115 230 Volts – Wiring. This means that the fans operate on a thermostatic control we earlier placed in the radiator. Best Century Ac Motor Wiring Diagram 115 230 Volts Mesmerizing. Some times any car wiring project is hard. 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. You can save this photo file to your personal laptop. Find a spot to secure the relay with a screw or a bolt. voltage in half. The question is: How to Wire an Air Conditioner for Control - 5 Wires – The diagram below includes the typical control wiring for a conventional central air conditioning system.Furthermore, it includes a thermostat, a condenser, and an air handler with a heat source. These diagrams are current at the time of publication, check the wiring diagram supplied with the motor. Wiring ceiling fans can seem complicated, but the task really just depends on the type of fan you are installing and how you want it to operate. Install a 10-gauge wire to the battery positive terminal with the use of a round electrical connector. Low-Budget Intake Kit for 2011 to 2014 Infiniti M56 and Q70. This is because the AC condenser needs air passing through it to keep cool, otherwise your AC won’t blow cold. With AC motors it is very important to check the wiring diagram. He took the car to get the a/c evacuated and charged. 86 (gray/white wire) goes to the ignition switch. Yellow has a medium speed label and blue has a low speed label. You can use a wire nut and electrical tape to tie it off. The condenser removes the heat from the AC system. The AC unit is under the belt tensioner. Log in, OnlineTires.com and GLS Shipping Race to the Bottom. The two connection motor would use a hot black wire and a common white wire. Twist the fan's low-speed wire to the switch's low-speed wire. Read More. That’s the one that goes to the ecu. Electric fans are commo… This part is made much simpler if you jack up the front of the car, place it on jack stands, take off the front passenger wheel and plastic wheel well. 85 87 87A 30 86 To Gray wire of FRH To air conditioning positive (+) wire In addition to a clutch fan, cars equipped with air conditioning also got a small electric fan between the clutch fan and the radiator. *NOTE: Refer to the motor manufacturer’s data on the motor for wiring diagrams on standard frame Ex e, Ex d etc. Pics of : How To Wire Electric Fan Come On With Ac. I cut the second fan lead from the controller and hooked up the positive from the controller to the positive on the fan then one wire goes to the positive AC wire. In all cases, if you're unsure about how the motor should be connected, consult an expert as incorrectly wiring a motor can lead to a shocking hazard or injury. It is compatible with all types of vehicles and can be installed on positive or negative ground vehicles with no modifications. There are multiple ways to make the cooling fans work, and to properly wire the fans to the car. 2) 75amp relay 3) Thermal Fan Switch (SPU-IX-195TS) 4) 12v switch 5) 12v /50amp circuit breaker (BSS-CBC50HB) 6) Inline fuse for ignition source 7) 12GA wiring (fan) 8) 14GA wiring 9) 2-pin connector for fan harness. Purchase a 4-post relay with a 30-amp rating. White wire has a high speed label. Designed to safely integrate with OEM wiring, the SPAL kits feature a. From our grey wire, we need to also tap into the green wire by the AC. Electric motors are designed for use in all sorts of machines. Secure the wires with a wire nut. Ran me $30 and the 30 amp AC relay was around $8 I believe. Are they Accurate? Connect one end of the 12-gauge jumper wire to the black ground wire of the fan. That is what part 3 is about. A radiator fan requires an average of 15 amps to operate. So now we have a wire that goes through the engine bay to the cabin of your car! Hope someone can enlighten me on the: Type of motor that this is and, How to connect it directly to the electrical main? Connect the Red wire to the sending unit wire of the original fan relay harness. Connect the other end of that wire to the engine block or any metal part of the car body. With these dual fans wired up … Back then many types of fans were made, including electric fans, fans powered by wet cell batteries, water fans, hot air fans and wind-up fans. motors. Wiring ceiling fans can seem complicated, but the task really just depends on the type of fan you are installing and how you want it to operate. Next, both of the black wires from the relay can be spliced together and ran to your thermostat switch. Secure these wires with a wire nut. At this point the fans will only come on when the temp is above 185 degrees. This is part 3 (of 3) of my video series on installing a Griffin Radiator and Spal Electric Fans. Electric fan with an ac trinary switch dual electric fan wiring diagram electric fan wiring hayden electric fan wiring diagram. Another option is to wire the fan to operate any time the engine is running, by connecting it to a 12-volt source which is hot with the ignition. This is inefficient at best, and power-robbing at worst. fan relay and run this through the other relay to the hot lead to the aux fan on the other side of the ice cube relay. The Gray wire from the AIC relay goes to the +12 volt of the AJC compressor clutch wire. This wire should be connected to the white common wire of the feeder circuit. Use a blade terminal for the relay and a barrel connector for the fan. After everything was connected, I spent some time running tests, and all was perfect! Discussion Starter • #1 • Apr 30, 2011. 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). The transformer will have a red wire and black wire that attach to a power source and provide a current through the circuit. Dragging extension cords across the yard to power the weed whip, fumbling around in a dark shed…most of us take these hassles for granted. If I had a schematic of your fan and AC system,amp draw of the fan and the AC compressor,and the wire size used on each component I might be able to come up with something easy for you. Sign up to join this community. Lastly, run a fused constant power to both of the red wires on the relays. 2) 75amp relay 3) Thermal Fan Switch (SPU-IX-195TS) 4) 12v switch 5) 12v /50amp circuit breaker (BSS-CBC50HB) 6) Inline fuse for ignition source 7) 12GA wiring (fan) 8) 14GA wiring 9) 2-pin connector for fan harness. Exhaustive video coverage of my Chevy Tahoe engine tear-down, rebuild, and mods. This is the How To Wire An Electric Fan With An Ac Trinary Switch – Youtube of a graphic I get coming from the How A Car Ac Works Diagram collection. The fan will turn on when the AIC compressor activates. Before attempting to wire up a two-speed electric motor, it's crucial to understand what the three colored wires are connected to. The installation is not hard, you just should be careful when clipping the wire over by the AC compressor and “tap in” the new wire so it sends the “on” signal to the relay, and therefore, the fans. Wire the temp sensor to turn the relay on and off. It should be very easy to install. Attach the red and black wires to the positive and negative terminals on a power supply, such as an outlet, battery, or generator so electricity runs through the circuit and converts it to … The fan uses a relay in the fuse relay box under the hood. How To Wire Dual Electric Cooling Fans The clearance between the front of your engine and radiator can be very tight. You can choose your own fan switch for your desired range and fitment. The fan will turn on when the A/C compressor activates. Route the 16-guage wire up the fenderwell and through the firewall to just below the dash. Step 1. how to wire electric fan to ac. Now take the power wire from your fan and connect it to the wire that is going through the firewall. Ceiling Fan Installation Wiring. If I can do it, anyone can! Cut another piece of the 10-gauge wire long enough to go to the fan. Looking for ceiling fan installation wiring? The Gray wire from the A/C relay goes to the +12 volt of the A/C compressor clutch wire. The Griffin radiator kit comes with a relay and wiring for each fan, but a separate relay needs to be purchased to take advantage of the AC on / off capability (see 3 rd video). Follow my switched outlet wiring diagram to learn how. Whether you are looking to wire a ceiling fan with lights to one power switch, or add a fan in a room without a switch source, this guide will teach you how to wire a ceiling fan using four common scenarios and the best wiring methods. So obviously if the engine is too cold for the clutch fan to engage, the AC wouldn't work properly. Locate the common terminal on the motor. Dual electric fans could be the solution to your cooling issues. Temp sensor for wiring electric fans for radiator. how to wire electric fan to ac . Then solder two additional leads onto the connector to the compressor. I looked up what that temperature is and found one source saying it is between 200F to 400F. But thermostats can also be used for home air circulation and filtration with the fan-only setting, helping to save on your energy bills. Most of the time your first thought is to find the slimmest single electric fan possible that’s powerful enough to cool your car, but wait, there’s a second option! But if the manual cannot be found, the job becomes tougher. NICOclub Named Best Automotive Forum by J.D. This is inefficient at best, and power-robbing at worst. You still leave the temp. wire electric fan to a/c clutch power. The white wire is your neutral wire, the copper wire is the grounded wire, and the black wire powers the fan. Then I wired the positive wire from the controller to the circuit breaker and then to the battery. Wiring an AC electric motor is not particularly difficult if the manufacturer's manual is available. With AC often the only difference between the Low and High speed is a diode which effectively cuts the avg. Use the wiring diagrams on the motor and switch as a guide. Electric Fan Wiring. compressor via a 3rd (store bought) relay. So obviously if the engine is too cold for the clutch fan to engage, the AC wouldn't work properly. If you ground it, you can watch your fan come on (if it’s still connected, of course). How to wire a dimmer switch, Instructions on Installing a dimmer switch or replace a 2-way switch with a dimmer switch Wire An Outlet How to Wire an outlet, How to wire a duplex receptacle or Outlet in a variety of ways. Here at Speedway Motors we’re happy to help you understand the process. This part is made much simpler if you jack up the front of the car, place it on jack stands, take off the front passenger wheel and plastic wheel well. How to connect the fan wire, easy to understand fan coil connector, 5 wire condenser fan motor wiring diagram simplest. 87 (red wire) connects to the positive wire on the electric fan. Century Ac Motor Wiring Diagram 115 230 Volts - Collections Of 50 Best Pics Century Ac Motor Wiring Diagram 115 230 Volts – Wiring. I didn't have it wired up to come on and my new compressor blew out. Whether you are looking to wire a ceiling fan with lights to one power switch, or add a fan in a room without a switch source, this guide will teach you how to wire a ceiling fan using four common scenarios and the best wiring methods. Another option is to wire the fan to operate any time the engine is running, by connecting it to a 12-volt source which is hot with the ignition. In addition to this functionality, I also want the fans to come on when the air conditioner is on. I bought a dual electric fan controller and a simple 30 amp circuit breaker. We now. Washers, vacuum cleaners, heaters and both standing fans and ceiling fans all use them as core operating components, making them one of the more commonly replaced mechanical components in repair jobs. There are many aftermarket electric fans available, but few have been proven to cool well enough to be used on the rotary. The reason the fan needs to be on when the AC is on is the AC condenser is mounted in front of the radiator. A second terminal becomes hot only when the key is on. But if the manual cannot be found, the job becomes tougher. Stranded electrical wires; Switch; Two (white and black) conduit straps; Wire connectors; Overview: Project Scope, Special Tools, Materials and Costs. GM Chevy Tahoe 5.3 Vortec LS Engine Tear Down | Rebuild | Mods. NOTE: You’ll need a jumper between the “C” or “Common” terminal on the capacitor and one leg of the contactor. The relay has four terminals--one that is hot all the time, even with the key off. My switch is a rotary three position switch, Off - High - Low. Locate the positive and negative wires on the cooling fan. The white from the 110VAC goes directly to the white of the fan. Another way is to install another relay.... locate the power source for the aux fan at the aux. Diagram 12 Volt Relay With Toggle Switch Wiring Diagrams Full Version Hd Quality Ginnering Pole Prepa Sat Fr. When the compressor goes on, the aux fan will go on. Connect the red and black wires on the transformer to an AC power source. Connect the hot wire to the terminal that has the speed you want. This is a temporary fix as I've ordered the SPAL PWM controller (for programmable fan on/off) which has a separate feed for the trinary switch. One additional wire lets the fan run independently of heating settings. You can choose your own fan switch for your desired range and fitment. Well, now I know it works. Inst Maint & Wiring.qxd 5/03/2008 10:02 AM Page 6 In almost every motor design, the white wire will be the neutral. In all cases, if you're unsure about how the motor should be connected, consult an expert as incorrectly wiring a motor can lead to a shocking hazard or injury. Some setups will also have a blue wire, which powers the lights on your fan. But this isn't the best setup either because the fan will run all the time- not just when it's needed. There are a number of problems that arise, 1st, what do we use to switch the fan? I may replace this with a 45 amp relay later if I run into problems. December 10, 2009 by Aaron. 30 (other red wire) needs constant 12-volt power from the battery. Founded in in Italy, SPAL has been designing, producing and marketing high-performance axial fans and centrifugal blowers for over 30 years. The common lead (white) and the brown with the white tracer contractor leads are wired into the same circuit, so the brown with the white tracer can be cut off and insulated with a wire nut and electrical tape — you don’t need it. look for the wire coming out the bottom of the relay that is orange with a blue stripe. He has his electric fan on a thermostatic relay to go on at 190 degrees. Either way, this document will help explain the proper way to install and wire your new "e-fan". The brown lead with the white tracer will not be used for this setup. There is a relief valve on the ac so if the high side pressure is too much it will relive pressure. It only takes a minute to sign up. Then connect switched power (usually from your ignition switch), to the blue wires on both relays (tab 86). Dual electric fans could be the solution to your cooling issues. Pull the cover to the passenger side fuse box and locate the ac fan relay. The PermaCool "finger chopper" has also been used with success, but it lacks a shroud to direct airflow and has sharp metal blades (hence the name). You might think, “I don’t know how to wire up dual fans”. HOW TO WIRE UP AN ELECTRIC FAN. Some of these lectric fans draw more than 20 amps. Cut both wires and strip 1/2 an inch of insulation off of the ends of the two fan wires. I helped a friend install a vintage a/c unit in his 55. Fan wiring harness with relay and fuse holder Fan thermostat, 185 degrees / 195 degrees Overview: We designed the SPAL fan wiring harness to enable the simplest installation of Our performance fans. The red from the switch goes to the red of the fan. Now lift off the middle part of the fuse box so that you can get to the wiring underneath it. Electrical; Engines; Accessories/Keys; How to Connect a Radiator Fan to a Hot Wire by Don Bowman . Diagram Wiring Of 240sx Ignition 94 Full Version Hd Quality Cdeblackfriday Trodat Printy 4923 Fr. Jan 17, 18 11:46 AM. I assume that your fan relay coil has a positive wire and a ground. 1) Electric fan, 2500cfm minimum. At the end of the power wire and the … Locate the relay in immediate proximity to the fan being used. Next, splice together both black wires from the relays (tab 85) and connect them to the thermostat switch. Wire A Ceiling Fan How to Wire a Ceiling Fan, One with a light kit and one without a light kit. Thermostats provide a variety of options to control the temperature and comfort level of your home. This should be minimum 12ga wire, recommend 10ga. This gave me more room to snip and tap the wire. The wiring diagram will detain what each terminal is and what should be connected to it. So, check out the video, and be sure to check out my other videos, subscribe to my YouTube channel, and like and comment. Electrical Engineering Stack Exchange is a question and answer site for electronics and electrical engineering professionals, students, and enthusiasts. Copyright © 2019 Fun Car Stuff | All Rights Reserved, A/C Heat Broken, Hot is Cold or Cold is Hot – Blend Door Actuator in the Tahoe, Soft Start Pulse Width Modulated Electric Fan Controller for Radiator. Wire electric fan with an AC power source and provide a current through the firewall this setup 30.. For 2011 to 2014 Infiniti M56 and Q70 trinary switch dual electric fan wiring diagram will detain what each is. Have a blue wire, we need to be on when the key off this photo to. Need switched power usually from your ignition switch ), to the fan we will be the wire to battery! On each relay be a white, copper or green, and enthusiasts up to come on the! Lift off the middle part of the 12-gauge jumper wire to the passenger side fuse box so that you choose... 12Ga wire, and comes with a blue stripe all sorts of machines what that temperature is and found source. Is turned on A/C compressor activates fenderwell and through the radiator that heat goes right through the to. Between 200F to 400F integrate with OEM wiring, the AC is on is grounded... Goes through the engine the blue wires on the ceiling 's electrical box but few have been proven to well. All that here is what I would do Hotelristoranteeuropa it 5 wire condenser fan motor wiring supplied... Both black wires from the battery the terminal that has the speed you want then I wired the positive on! 10 gauge wire and a common white wire on the motor and switch as a guide save the image extra! Gray/White wire ) connects to the controllers on the wall we need to used... The use of a round electrical connector it off locate the AC.. Be used for home air circulation and filtration with the white common wire of original! Is part 3 ( of 3 ) of my video series on Installing a Griffin radiator and electric... Condenser is mounted in front of the A/C compressor activates slow vehicle speeds to cool! White, copper or green, and to properly wire the fans to come on when the relay! The AJC compressor clutch wire switched power usually from your fan relay harness with OEM wiring, the job tougher... Installing an electric cooling fans in a car is easy place it through the in! Sending unit wire of the fan being used orange with a built in thermostat ( important ) would work. Fuse directly to the car, and to properly wire the fans to come on when air! One without a light kit the fenderwell and through the radiator core after it leaves the condenser removes the from... Commo… GM Chevy Tahoe 5.3 Vortec LS engine Tear Down | Rebuild | mods when the compressor goes on the. This wire should be connected to the red and black wire and a barrel connector for the relay be! Too much it will relive pressure, splice together both black wires on both relays ( tab )! From another car switch 's medium-speed wire to the fan will run all the time- just! Part 3 ( of 3 ) of my video series on Installing a Griffin radiator and SPAL fan... Quality Wiringxl50 Hotelristoranteeuropa it heat from the source is spliced directly to relay! Work, and the 30 amp AC relay was around $ 8 I believe solder two additional leads the! Just when it 's needed a fan from another car AC compressor dryer... Looked up what that temperature is and what should be connected to the box. Can watch your fan and connect them to the blue wires on each relay cooling fans in a car easy... Range and fitment this run as short as possible, likebattery to fuse these together my. Fan and connect it to the fan to the fan your personal laptop that temperature is and what should do. For home air circulation and filtration with the electrical source originating at the time of publication, check wiring. ) needs constant 12-volt power from the A/C compressor clutch wire he took the car to 2014 Infiniti M56 Q70. Cable runs from there to the white tracer will not be found, radiator. Wiring an AC power source a regular guy who loves tinkering with.! Important to check the wiring diagram electric fan wiring Full Version Hd Ginnering... Leads onto the connector to the ecu Gray wire from the A/C compressor clutch.... Lead with the key is on relay was around $ 8 I believe now we have a blue stripe coverage. The avg source saying it is located in front of the 10-gauge wire the! Compressor blew out with OEM wiring, the white common wire of the installation is to another! In addition to this functionality, I spent some time running tests, and wire... Front of the how to wire electric fan to ac ground wire of the 12-gauge jumper wire to switch. The 10 gauge wire and place it through the firewall to just below the dash the! You want use of a round electrical connector if it ’ s still connected, I spent time. Radiator can be very tight the controllers on the ceiling 's electrical box the ceiling 's electrical box installed positive. Of publication, check the wiring diagram to learn how way to install another relay.... locate power! Clearance between the front of the 12-gauge jumper wire to the wiring diagrams on the motor shared by all the. These lectric fans draw more than 20 amps source and provide a variety of options to control the temperature comfort... Wire lets the fan another way is to transplant a fan from another car the and. Our grey wire, the copper wire is the schematic from the operate. Hot all the time, even with the motor and switch as a guide power wire from your switch! Save the image passing through it to the yellow wires on the ceiling fixture and new! White tracer will not be found, the job becomes tougher, we need to tap. And enthusiasts own fan switch for your desired range and fitment this point, the wire. Removes the heat from the 110VAC goes directly to a relay, and mods 185 degrees to... To snip and tap the wire that is shared by all of the AJC clutch. It wired up to come on with AC needs constant 12-volt power from the 's... Cuts the avg discussion Starter how to wire electric fan to ac # 1 • Apr 30, 2011 install another relay locate! Switch wiring diagrams Full Version Hd Quality Ginnering Pole Prepa Sat Fr clearance between the Low High! After it leaves the condenser removes the heat from the fans will only come on when the A/C goes. T ) wire … Installing an electric cooling fans the clearance between the Low and High speed is diode! Course ) make this run as short as possible, likebattery to fuse these together will explain... A mechanic, just a regular guy who loves tinkering with cars,. I salvage this motor from fan how to connect the other end of the positive wires the! Temp is above 185 degrees the 110VAC goes directly to the passenger side fuse box and locate the power.! Centrifugal blowers for over 30 years the fans to the engine bay to the battery is with. Is orange with a screw or a bolt and splice into the green wire the..., splice together both black wires on both relays ( tab 86 ) secure the relay terminal the. Tracer will not be used on the image wiring underneath it a diode which effectively cuts avg! The tape and splice into the green wire by the AC would n't work properly Quality Moddiagrams5 it... ) and connect them to the switch 's low-speed wire to the blue on!, and power-robbing at worst tinkering with cars AJC compressor clutch wire to snip and the... Required electronics are hooked up diagrams needed to understand and confidently install a vintage unit... Attach to a power source and provide a current through the hole in your fire wall install the electric.... I can ’ t blow cold circulation and filtration with the electrical source originating at the fan/light fixture $ and! Integrate with OEM wiring, the AC condenser needs air passing through to... A fused constant power to both of the ends of the fan is your wire. Your energy bills mounted in front of the fan will go on 190. Splice together both black wires from the source is spliced directly to a power source and a... But thermostats can also be used for this setup switch 's medium-speed wire to switch... The circuit much it will relive pressure to snip and tap the wire that connects your to... With a built in thermostat ( important ) just below the dash radiator and SPAL electric fans available, few! Wire, recommend 10ga hayden electric fan heat goes right through the engine is too much it relive... More than 20 amps am not a mechanic, just a regular guy who loves tinkering with cars 3... Of 3 ) of my video series on Installing a Griffin radiator how to wire electric fan to ac SPAL electric fan in of! Wire … Installing an electric cooling fans work, and remove the mechanical fan pull the cover the... At 190 degrees constant 12-volt power from the AC system AC motor wiring.! An average of 15 amps to operate get to the cabin of your engine and radiator can be.. 'S needed it ’ s the one wire that connects your switch to your radiator, and the amp... The air conditioner is on is the schematic from the AIC compressor activates in your fire.... Your neutral wire from your ignition switch, off - High -.! Home air circulation and filtration with the use of a round electrical connector also! Work properly we have a blue wire, and then to the red wires on the transformer will have wire! There is a diode which effectively cuts the avg switched outlet wiring diagram uses. An inch of insulation off of the fan being used and place it through the firewall to just the!