Flex-a-lite invented the Flex Fan and holds the patent for the first electric fan for the automotive aftermarket. The other drawback was that this method required your attention to make sure you flipped the switch - especially if you replaced your mechanical fan altogether. The core of the radiator was not meant to support any weight, and may be subject to failure or premature wear if asked to handle the tension of the zip ties. This is perhaps the most critical section, and probably the most overlooked and misunderstood. The temperature sender, if used, is designed to provide a ground signal at about 185 degrees, and will shut back off when the temperature drops below 165 degrees. 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. These slim fans fit in tight areas. It is important that the fan is installed properly to avoid such annoying side effects like overheating or electrical fires. 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. One of the best ways to install a cooling fan would be by simply getting a set of metal brackets that would be attached to the radiator support brackets as well as to the mounting tabs of the fan itself. This may require you to choose a low-profile fan option. Frank fab32, Apr 8, 2010. We'll cover fan choice, mounting, shrouding and wiring here. Attach the fan to the small area around the core of the radiator where there is a metal lip that is approximately 1/4" to 3/8". This may require you to choose a low-profile fan option. WE all know most electronic fans mount DIRECTLY to the radiator sitting flush against the radiator. Step # 11: Place your radiator engine side up on your work surface. Electrical fans can either push air through the radiator or pull air through it. If you go for a plug-in electric wall radiator you can hang it wherever you have a plug socket. If your mechanical fan had a fan spacer, it can be removed with the fan. Both the Blackmagic and Pontiac 6000 fans have shrouds that almost perfectly fit the stock 2nd gen radiator. After a square-shaped adhesive foam pad is slid onto the pin (the pad will adhere to the radiator), the pin can be slid through the small gaps between radiator … When choosing an electric fan, there’s a couple things you will want to consider. I'm replacing the radiator on my 41 ford deluxe with a new aluminum radiator from champion. 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. Puller-style fans are recommended for applications in which the electric fan is the primary cooling source. The thermostat in your cooling system controls water flow through the rad depending on engine temperature. The best fans to cool a bedroom, apartment, or house from brands like Vornado, Lasko, Dyson, and Honeywell with electric cooling fans, oscillating fans, tower fans, and more. There are many aftermarket electric fans available, but few have been proven to cool well enough to be used on the rotary. have engine driven fans and 30% choose electric. probably the best place is in the lower radiator hose. The major downfall of the Permacool "finger chopper" is it's lack of a shroud. 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). Mounting holes were drilled in the bracket and the fan shroud. The Bestop line includes bed-mounted steps to help you easily access all parts of your vehicle. First, which is better; Pusher-style fans or puller fans? Maybe your stock clutch fan has worn out, or perhaps you need to make room for that aftermarket rad or intercooler. Was: $505.39. 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. For many years the most effective means of cooling the engine at slow speeds and when idling was with a multi-blade fan attached to the front of the water pump pulley. Using a relay means that you will wear the contacts in a cheap relay, and not an expensive thermostat. Bolt the electric fan up and make sure you have the exact set up you want. These slim fans fit in tight areas. The fan has a shroud that almost perfectly fits on the 2nd gen radiator. If all the above are all ok, then adding a fan or more to your radiator should help.This design uses 12V fans, powered by a plug-in power-supply, so it’s mains-safe and suitable for home installation or construction. There is any number of ways to make use of an electric fan. Electric Fan Mounting Kit. If you purchase our relay kit, all required connectors are included to splice wires together. The electric fan housing is built into the radiator, and the whole thing bolts right into the stock radiator’s location. Without a functional fan, your radiator is nothing but a reservoir for hot water. 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. A pusher fan sits in front of the radiator. Today, it's common to see a 500+ horsepower car or truck used as a regular - or even daily - driver. Weigh out which cooling fan type is best for you. A radiator only works if there is airflow through the radiator core. Mounting the Electric Fan Relay Where to mount the relay is up to you, and Painless Performance supplies a self-tapping screw with which to secure it. It's job is to force the fan to pull air through the entire radiator. If you've got an electric cooling fan on your classic car or hot rod and you want to know how to wire it with a relay, you've come to the right place. How big of a fan can you fit on your radiator? Being relatively lightweight, the fan can be set up rather easily. The other two wires on the relay are the meat and potatoes of the system, with the yellow wire connecting to the battery along with the supplied fuse mounted within 12 inches of the battery. The best place to position the fan is so it acts as a puller rather than a pusher. It's rear engine configuration means that airflow through the front mounted radiator is important. In that car, I have a 170-degree thermostat, a seven-blade clutch fan, and the stock two-row radiator. This causes arcing on the switching contacts, which will wear them out over time. The fan shroud is very important. If they know the relevance of radiator fans, they will choose a better one. 3.9 out of 5 stars 96. I'll be using a mechanical clutch fan … Another option is to transplant a fan from another car. However you mount your fan, make sure that it is securely in place and cannot rub the radiator core/fins, or crash into the radiator when you go over a large bump. Fan Assisted Radiators—Copper aluminium heat exchangers combined with small fans and low water content result in a radiator which is small and suitable for low temperatures. Searching the Summit online catalogue for "thermostat" or "fan switch" will quickly turn up several. Gaming PC owners should always endeavor to use the best radiator fans. 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. It's job is to force the fan to pull air through the entire radiator. The first part of the installation is to install the electric fan to your radiator, and remove the mechanical fan. FREE Shipping. Electric fans are commo… Puller-style fans mount behind the radiator and draw air through the core. Start conservatively with the fan coming on well below operating temperature, and then gradually increase the temperature setting until the fan maintains the proper (quarter gauge on the '86-'88 cars, half gauge on the 89+ cars) temperature. It drew air through the radiator when the forward motion of the vehicle was too slow to create enough airflow through the radiator. ... Derale 16927 Electric Cooling Fan Dual 13" HO RAD Puller 4000 CFM. If your car is a 2nd gen RX-7, then switched 12V can come from the green 6 pin diagnostic connector near the battery (black/yellow wire). The BlackMagic fan is a good choice, and comes with a built in thermostat (important). Sometimes however, placing a single large fan in the middle of the radiator creates clearance issues with the accessory drive – generally the water pump pulley. Shrouding. Once placed, the support ribs in the shroud sit just below the end tank, allowing you to drill a small hole in the rib and thread a zip tie through it and around the end tank. ... That's the temp that the radiator sees and should be the hottest temp within the engine. The opposite of this is to wire the fan to operate anytime the car is running. As you can see on the schematic below, it is fairly straightforward. This means that mounting is fairly simple. If you are unsure as to the accuracy of your stock temperature gauge, you absolutely must verify your readings with another source. The factory four-blade fan could match the 3.5 mph speed of the electric fan in the center of the radiator, but the speed fell off greatly as the anemometer was moved to the edges of the radiator. The fan should turn on around 190 degrees or so in most cases as the thermostat is supposed to open around 177-183 degrees F. The fan should not fight the water-thermostat in maintaining temp, and should only run for a few seconds after the car is turned off (unless the car is very hot). Control the fan's speed(s) with a temp sensor somewhere in the coolant path to trigger the relay(s). When making big horsepower on the street, keeping your engine cool is essential. And we proudly make our products in the U.S. Nov 4, 2016 #4 P. Phlorge Limp Gawd. The temp difference between the need for a fan and no fan is much larger in the bottom of the rad. See our great range of wall mounted electric radiators. Power for high current devices like fans should be taken directly from the battery. 95. So you've decided to install an electric fan. Is common to most medium to larger sized GMs of the pump, usually in the and! 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