1. Notice that the fan is located on the radiator hose side of the radiator. Presenting another universal but budget-friendly model- … Fresh airflow enters through the grille, then is pushed through the radiator core, and exits out the back side of the radiator. the larger the CFM rating of the fan. These parts consist of the radiator, fan shroud, google_ad_slot = "6369798871"; Just unbolt the old fan and install the new one. Electric fans are run All shrouded fans should be on the engine side of the radiator. in. Higher operating pressure places additional stress on the entire engine system and increases the potential of hoses bursting and possible injury. 8) Overdrive the water pump 20-30%. There's basically two types of fans used now: mechanical and electric powered fans. Puller-style fans are recommended for applications in which the electric fan is the primary cooling source. 3) Check your belts and hoses. 8. Running engine temperatures well above or below recommended temperatures could cause damage. One of the issues with a mechanical fan is that it is always operating regardless if there is a need to cool the coolant down. fan, coolant and the air flow. Davies Craig conducted a thorough research program to formulate the design of fans in which several design types including straight blades and curved blades with and without a ring were considered. The positive wire coming from the electric fan will connect to one of two red wires on your relay while the negative wire needs to go to ground. The purpose of the radiator fan is to cool the engine coolant with the coolant system. The direction a fan blows air is always determined by (A) the shape of the blades (sometimes called propellers) and (B) the direction they turn. For a 30-35% overdrive, the crank pulley should be approximately 7 7/8" and the water pump pulley approximately 5 3/4". 6) Use the proper thermostat. in. A manual fan is connected to the engine drive pulleys and is controlled by a thermo fan clutch which senses radiator heat and engages when the engine is running at higher temperatures. There is the option of connecting the controller to an always HOT 12V line so that the radiator will still cool after the ignition is off. Another issue is that at high rpm, there could be ; air moving through the fins dissipates the heat from the radiator. when it is needed. There will be a temperature sensor that when it reaches a preset temperature the fan will turn on. You may For example, on a '32 Ford, the area of a 15.50" fan is about 189 sq. 99 percent of all stock cars are puller fans that pull air through the radiator. Shrouding your radiator lets the fan pull air through the entire core, Coolant transfers heat to the tubes; the tubes transfer heat to the fins. Electric fans use less power than a mechanical fan and are the choice where gas mileage is a concern and if you want to make sure that the most engine HP gets Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. The Intake-exhaust direction should go front-to-back and bottom-to-top. First things first. 3. . So a fan mounted in front of the radiator will be a “pusher” fan: blowing air over the radiator with a positive pressure. This means that it is An example of a typical cooling fan shroud, which directs air where it's meant to go. ... which will cause the fan to spin the opposite direction. Selecting the right thermostat for your engine's operating temperature range means better performance and longer life. The electric cooling fan uses a direct current (DC) electric motor with a thermo switch, module or computer control to turn it on or off, depending on coolant temperature or AC operating condition. Always use the right shroud with your fan. , the hotter the water has to get to boil. Most of today's engines operate in the 180°-210°F range. Mechanical fans are excellent for a coolant system that requires a constant engine temperature. with the parts of the coolant system that set the maximum temperature that the engine will work at. Protect your system with the recommended coolant. Flex-a-lite invented the Flex Fan and holds the patent for the first electric fan for the automotive aftermarket. Coolant transfers heat to the tubes; the tubes transfer heat to the fins; air moving through the fins dissipates the heat from the radiator. Mechanical fans operate all the time, as long as the engine is turning, they are rotating and pulling air. Call the Griffin Customer Service Department at 1-800-722-3723 for assistance in selecting the correct radiator for your requirements. As the water pump turns via a rubber belt connected to the cranshaft, the fan rotates. This overdrive provides proper coolant flow from the engine and through the radiator. the 12V at their terminals or physically reversing the fan blade. 99 $50.58 $50.58. One pound of pressure raises the boiling temperature by 3°F. 9) Check your water pump. the temperature. Higher operating pressure places additional stress on the entire engine system and increases the potential of hoses bursting and possible injury. using power needlessly. If the fan is mounted between the engine and the radiator, then it is a puller, if it is mounted between the radiator and the front bumper, it is a pusher. 1) Add an electric fan. if the fan is mounted in front of the rad it should push air through the rad towards the motor,if its mounted on the engine side of the rad it should pull air from the front of the rad towards the engine.you have fans that pull(engine side) and fans that push(front of rad)the entire concept is designed to work with the car in foward movement as well as stationary. You need sufficient openings to the radiator that channel adequate air to the entire surface of the radiator. Without adequate airflow, a radiator is just a reservoir for hot water. It works A puller fan on the other hand sits right behind the radiator. However, some longitudinal (front to rear) mounted engines use the electric fan as well, but they usually have an engine-powered cooling fan. Contact . google_ad_client = "ca-pub-5724184763039528"; Shrouding your radiator lets the fan pull air through the entire core. purchase reasonably priced simple to install electric controllers from any parts house. You must have a radiator design that allows the air to pass effectively through the radiator (wider and taller is better than thicker). This configuration features fans behind the radiator pulling the air through it, and exhausting on the other side. - these are regular fixed blade fans that have a free wheeling clutch mechansim that when a specified temperature is reached, You must consider how the heat will be evacuated from the engine compartment. significant power required to rotate the fan - fans are designed to provide adequate airflow at low idle speeds. You must consider how the heat will be evacuated from the engine compartment. If you mount the radiator and its fans too close to a device pushing air in the opposite direction it can cause a stalemate with the air and in turn give … There have been several mechancial fan Consider the investment compared to the total cost of the car. Generic 12″ Electric Radiator Cooling Fan. You must have a radiator design that allows the air to pass effectively through the radiator (wider and taller is better than thicker). Step 1 - There are primarily two types of engine radiator cooling fan, electric and manual. Looking to install Flexxaire on your machine or integrate a Flexxaire cooling fan into a new design? A 50/50 mix of coolant and distilled water provides the best overall cooling efficiency. 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. A-Team Performance 130031 Electric Radiator Cooling Fan Cooler Heavy Duty Wide Curved 10 S Blades 12V 3000 CFM Reversible Push or Pull with Mounting Kit Black 16 Inches. During 90% of the time, the fan free wheels and takes a minimal amount of energy from the engine. The temperature will rise, reach a certain temperature then the fan will turn on and cool the engine Pusher fans mount on the grille side (front) of the radiator core and push air through the radiator core. There are two modes of operation on most electric fans and they are categorized by the direction of air flow through the radiator: Pull fans: these fans pull air through the radiator and are located on the engine side of the radiator. The result is that once the engine is warmed up, the engine temperature gauge is rock steady - very little movement as you And we proudly make our products in the U.S. The result is a slow oscillation of the temperature gauge reading. Puller-style fans mount behind the radiator and draw air through the core. Fan #1 turns on first and if the temperature rises past a second set point, then fan #2 turns on to increase the cooling. Electrical fans can either push air through the radiator or pull air through it. and provide less wind resistance. google_ad_slot = "1939599277"; But, consider this - at idle or cruising speeds, you need the entire cooling system working at its optimum. But, consider this - at idle or cruising speeds, you need the entire cooling system working at its optimum. This means that the fan is only on These improve the horsepower and torque delivered to the wheels by eliminating the parasitic drag of the stock belt-driven fan. It stops the flow of coolant through the radiator until the coolant reaches the thermostat's preset temperature. With a puller fan, air would be drawn into the fan from the side gaps instead of from the other side of the radiator where it should be. The larger the engine, the more cooling its radiator will require and 4.3 out of 5 stars 402. Some times you need a little extra airflow at slow vehicle speeds to keep your car or truck cool. 4. Copyright 2020 Standard Motor Products, Inc., Designed & Developed by Multimedia Solutions Only choose a mechanical fan over an electric fan if it's your farm tractor. You need a controller to turn off and on the electric fan at the proper temperature. Mechanical fans operate off of the engine's power and are usually connected reach an constant equilibrium state. It allows you to turn your thermostat up a few degrees. If your engine is designed to run at 200°F, a 14-16-pound cap should be sufficient. A pusher fan sits in front of the radiator. Consider airflow and how a radiator uses it to cool. A fan without a shroud is better than no fan. This means that almost 49% of the unshrouded radiator is not receiving any benefits from the fan. Today's coolants are a scientific blend that normally includes water wetter and corrosion inhibitors. All engines have "normal" operating temperatures. ; the core of the radiator is approximately 371 sq. If you are adding an electric fan to your ride, you can Legal | Privacy. You can't /* RT66-Link120x90 */ To obtain the maximum operating efficiency rate for your water pump at highway speeds, you should overdrive the pump by 30-35%. google_ad_height = 90; 16 Inch Electric Radiator Cooling Fan Mounting Kit & 175-185 Degree Thermostat Relay Switch Kit Black. When planning your performance vehicle, remember that you're building it to drive, not to sit and steam. Do not mount exhaust fans on the bottom of the case; since hot air rises, a bottom-firing exhaust fan will be working against physics by expelling slightly cooler air instead of warmer air. $42.99 $ 42. We’ve made it simple to start. Order Electric Radiator Fan - Universal for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. They are often called flex fans. If it pushed air, then it would be battling the air flow when 5. is better than no fan. 2) Shroud your fan. 7) Clean the radiator of foreign materials. 10. , . Get it as soon as Wed, Jan 6. Pusher fans: these fans push air through the radiator and are located on the front of the radiator … If a blade is angled down and the fan turns in the same direction as the blade angle, it will blow forward. Mechanical fans attached to a water pump, Independent tests have shown that even with a pusher style fan mounted only 5/8 of an inch away from the face of the radiator, there is still a vast amount of air that escapes from around the skirt between the radiator and the fan blades. pull air through the radiator from the front of the vehicle into the engine compartment. A 16-pound cap raises the boiling point to 268°F. A pusher-style fan can be used as an auxiliary cooling source, but you should sure make the fan covers as much of the radiator … It should draw air through the radiator from front to back. There are two modes of operation on most electric fans and they are categorized by the direction of air flow through the radiator: The fans operate on the 12 Vdc from the vehicle's electrical system and most can easily have their direction reversed by reversing the polarity of The higher-rated the pressure cap, the hotter the water has to get to boil. /* RT66-Link728x15 */ Fans that move 2000-2300 CFM's are worth the investment. Slipping belts or collapsed hoses mean trouble. Since the invention of the transmission cooler by Mr. Perry Hayden in 1961, Hayden has continued to add innovative products to meet the needs of its customers while investing in c To test, Pusher Fans, Puller Fans, or Reversible Electric FansDave blows away any questions about automotive electric fans. Likewise, if the blade is angled down and the fan turns the opposite direction, the reverse is true. Make room for an adequate cooling system in the design of your engine compartment. This article pertains to all vehicles. Contact . To change from a puller to a pusher, remove the center nut and flip the blade over. The thermostat controls engine coolant temperature. Performance cooling products for the automotive market. Electric fans are attached directly to the radiator.On some vehicles there are two electric fans and they may turn on sequentially as the temperature increases. google_ad_client = "ca-pub-5724184763039528"; When a vehicle is moving, a pusher fan can obstruct airflow due to its positioning in front of the radiator. One pound of pressure raises the boiling temperature by 3°F. Operating your engine within its temperature parameters reduces wear, helps control emissions and turns any moisture in the crankcase to steam where it is removed by the PCV system. It is easy for the coolant system and the thermostat to $9.99 shipping. directly to the front of the water pump. 4.4 out of 5 stars 93. Electric fans are rated by how much air they move in cubic feet per minute or CFM. A ceiling fan should rotate counterclockwise in the summer, so the blades push cooler air down in a column. Consider the investment compared to the total cost of the car. An electric fan is preferred because when you need a fan the most (at idle or cruising speeds) an electric fan is delivering maximum air independent of engine RPMs. An … google_ad_width = 728; Understand the operating temperatures of today's modern engines. Talk with one of our specialists to help you build the system for your vehicle, engine size, and driving habits. Exhaust fans go on the rear or the top. Consider your engine's normal operating temperatures when selecting your radiator's cooling capacity. The wheels by eliminating the parasitic drag of the unshrouded radiator is between. Sits in front of the pull style fans it seems like the consensus is in of... 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