The orange wire on the relay should see a 12 volt signal when the ignition switch is turned on. A larger radiator, a larger clutch-fan, and a shroud would probably keep your engine cool; mechanical fans can sometimes work better than electric fans. The one drawback to adding more electrical components to your vehicle is that often times the original alternator was not designed to handle current draws over 45-60 amps, so as you add a single or dual electric cooling fan, consideration should be made to increase the output of your charging system with a beefier alternator. Make sure everything is reconnected and bolted in place. In today’s article, we will teach you all about that, so be sure that you stick around with us till the end! Since my engine is not stock (1971 Riviera 455 cubic inch big block the cooling fan previously that was installed is just not enough to cool it down. First it came with no hardware and or some sort of harness for the fans. However, it is also possible that one would forget about turning the fan on, and by the time they do turn it on, their car would be too heated up. Got any questions about replacing your radiator fan? Radiator fan with TTO temperature monitor and fan controller. Next up is the switch of the thermostat, which, as its name implies, is responsible for controlling the temperature in your cooling system. I bought a new Chinese-made triple-core aluminum radiator and fan off eBay, hoping that they’d solve the problem. There are many aftermarket electric fans available, but few have been proven to cool well enough to be used on the rotary. As you can see from the diagrams above and below, it's really a simple circuit that not only provides the proper connections to control the cooling fans, but unlike the switch-under-the-dash method - you won't ever have to worry about forgetting to turn the fans on. Extra-wide, energy-saving radiator fan. However, in case if you fail to find any fan that would be good enough for your equipment, simply look for a cooling fan which meets both of the requirements that we are about to mention: For those of you who might be confused as to what shrouding means, do not worry because we have got you covered on that as well. Another option is to transplant a fan from another car. As mentioned previously, the method that we have just described is one of the best ways to install your cooling fan. Best Pinion Depth Tool Reviews: Recommended in 2021. Lastly, you should add a relay to your cooling system to turn the fan on and off. 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. We highly recommend using a proper crimp connector, and following the directions in our instructions for a trouble free installation. Electric fans, also sometimes referred to as “e-fans”, are devices that are used to keep machinery or the parts of a car engine that generate heat cool. It’s the fan motor that makes the radiator expensive. Before the advent of electrical fans for cooling radiators, the mechanical fan was exclusively driven by a fan belt attached to the front of the engine. In electrical terms, that's a no-no; you should never rely on a switch on the dash to handle the kind of current required to power an accessory that is more than 10-15 amps. For smaller fans, both fans can be connected to a single relay as shown above, and the proper fuse should be installed to protect the circuit while at the same time providing enough current to flow without exceeding the fuse rating. In most cases you will need to install the H100i in the top of the case, but if you have a large case with multiple installation points that support 240mm radiators, then feel free to experiment by mounting the H100i in a different area. The fan cools the coolant as it passes through the radiator. Model specific, installs in minutes. Tusk Digital Radiator Fan Kit (1942350001) Fan Install Steps: 1. Although your thermostat will have contacts capable of dealing with large amounts of current built-in them, since the job of a relay is to work with large currents, it will therefore bring about less damage to the thermostat, which otherwise would have happened due to the curving of the switching contacts of the thermo. Decided not to use a shroud - it looks so ugly. Easy to install and cheap to run – just £4 a year. Install the left side primary radiator … This is a pic of where the passenger side shroud bolt is located just beneath the radiator hose. Auto Cured is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. If your mechanical fan had a fan spacer, it can be removed with the fan. Finish unscrewing the fan, and remove the shroud and fan. For a second relay, both gray wires can be connected to the temperature sender, and both orange wires can be connected to your 12 volt ignition source. How To Properly Wire Electric Cooling Fans. Switches on and off automatically. When carrying out this idea, people have it in mind that they will turn the cooling fan on by themselves while the car is at rest or is only at the point of gaining some amount of speed after looking at the temperature gauge for some time. This wire (gray in our kit) supplies the ground signal to trigger the relay. With dual cooling fans, there are two methods for wiring up the relay kit. This forced the fan to "suck" air through the radiator. An electric fan motor connected to a plastic fan blade located directly behind the radiator which is controlled by a coolant temperature sensor. The reason why you should drill holes in the fan shroud is so that you can later mount the brackets to the radiator with their help. Refer to the diagram and manual so that you know exactly which wires need to be hooked up and where. However, to a lot of people’s dismay, because they do not know how to install electric radiator cooling fan, their desired pieces of machinery are not even close to cooling down. Bolt in the air cleaner assembly. You’ll then mount the radiator to the case (normally on the other side) by using four more screws. The fan is located in the engine compartment, at the front or rear of the radiator. Air Sensor plug is secure. Usually, all fan thermostats can be adjusted, but it still would not hurt to know in advance whether the one you wish to buy is variable or not. Image #20: A great addition to any radiator is installing a fan sh roud. Do try and steer clear of fan mounting ties, which are made of plastic, because they will only work to damage the fins of the radiator and hence shift almost all of the weight and force on the core, which will subsequently damage it. If the fuse does blow, then it's a sure indication that you have too much draw on the system and a second relay should be added. I would avoid the flex fan and go with an OEM-style rigid fan, personally. Reinstall Radiator Fan Assembly Back In … Connect the electrical wires to the controller box. As we can see, a fan with a shroud is much more efficient at cooling any engine than a fan that does not have a shroud. If your mechanical fan had a fan spacer, it can be removed with the fan. It's unlikely you would have room for both, but you should never run a mechanical fan with an electrical fan on the same side of the radiator. Each relay will control a single fan, and a 30 amp fuse is recommended for each relay connection to the battery. m (106 in. Rimsavers vs Rimblades – What Are the Differences? This was a mediocre way of doing things, primarily because the current required to spin the fan was drawn through the switch itself. Rob Siegel. So we have bought a Ford Taurus 2-speed fan, this fan had rumored to cool down the biggest and some of the toughest blocks around! The first part of the installation is to install the electric fan to your radiator, and remove the mechanical fan. Trail Tech Fan Kits have a built in gauge that displays the current temperature and allows you to program exactly when you want the fan to kick on; Step 3: Remove the Old Fan (There's only a generic harness one available , so had to build my own) The front mount pipe coming from turbo hit the fan way too much. It's unlikely you would have room for both, but you should never run a mechanical fan with an electrical fan on the same side of the radiator. The very first thing that you should be doing when installing the cooling fan to your car’s radiator is to place the fuse as close as possible to the EMF source of the engine. For some, however, electric cooling fans are not only keeping the engine cooler in traffic, but they keep the engine cool at stop lights, too. That is all for this article. Reduce heat loss when your heating is on. How to Install Electric Radiator Cooling Fan: All You Need to Know! The aluminum fan sh roud for a radiator in the V8 pos ition is PIN 57-132118-1. We beg to differ here since the biggest reason behind your cooling fan not working correctly is due to improper installation of the device. Here is where the drivers side shroud bolt is located. 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). Mechanical fans only cool as much as they can based on the engine speed, but electric fans draw the maximum cfm at idle because they operate independently of engine rpm. How to Choose an Electric Radiator Fan Cooling fans are categorized by cubic feet per minute (cfm) ratings. Mounting the auxiliary fan on the back side of the radiator (as you would do with a puller fan) maximizes exposure of the radiator's front side to cool air. Radiator hose on shelf. To install the new radiator fan, basically do everything in reverse: Slide in the new radiator fan. Connector to fan secure. Be sure to check the measurements of the fan and the room you have behind your radiators. Modifying the radiator fan to turn on manually is usually done because something in the system is not working properly, and the vehicle owner does not want to replace a part, usually due to the expense. A general guideline to follow for cooling a stock engine is 2,500 cfm for an 8-cylinder, 2,000 cfm for a 6-cylinder, and 1,250 cfm for a 4-cylinder. I have installed a relatively clean system to control one fan on my T/C. 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. These fans are rated at 2500 CFM and are among the thinnest on the market, and the Style 80 version fit the core perfect without any trimming of the shroud. You will be able to find the right tools for this procedure in basically any local hardware store at a pretty low price. In this section, we’ll detail the entire process step-by-step for you. If you wish to opt for an easier path when mounting your cooling fan, you can simply do so by securing the fan in place with the radiator with zip ties. When you are removing these bolts, be sure to keep them on hand and well-labeled so that you will be able to use them when you reinstall the new radiator fan. A number of things can (and sometimes will) go wrong, even if you buy a switch that can handle 15 amps. A couple of decades ago, it was popular to simply add a switch under the dash to control an electric cooling fan, often referred to as an auxiliary fan. A radiator fan is not very expensive and can cost around $200 – $400. However, this step should be avoided because the thermostat that your car comes integrated with is very undependable. 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