© 2019 Matco Tools Corporation. At the second stop I jogged alongside the truck and yes, the left rear tire had an S-curve bulge from the belts separating. Hold the Water Pump Pulley You must hold the water pump pulley in order to remove the fan clutch from the water pump. In this tutorial, I'll show you the tool that finally made removing and installing fan clutches with a single large hex nut a breeze removal and installation in about 5-10 minutes! Install the fan shroud bolts. There are several tools out that are designed to make the job a little easier. I did have to grind away the rib around the bottom of the fan shroud. When I replaced my water pump way back when, I could have sworn it was left hand threads I brought it to a shop then and they used an air chisel to remove it.
Tighten the clamp screw to 7 N. The nut on my fan clutch has notches in it kind of like most left hand threaded nuts do. Cause it'll be a whole lot cheaper. I don't have one of those lying around the house. Remove the Fan Clutch Next we installed a large crescent wrench onto the fan clutch nut. You must determine which way to loosen the fan clutch first A fan clutch is featured on rear wheel drive cars only because it connects to the water pump and faces the while pulling air through the radiator's cooling fins when the engine is operating.
Install the air cleaner outlet duct. You may need to remove the fan shroud to get at the cooling fan. Tighten the bolts to 9 N. Remove the air cleaner outlet duct. Install the upper fan shroud.
The tool is designed to be used with an impact air hammer. Install the upper fan shroud. The new one I bought does not have those notches. Here is a video of the job being done by one of our mechanics. Replace the Fan Clutch There will be four to six 10mm bolts that will hold the actual clutch part of the fan to the fan blade itself. The fan clutch freewheels while the engine is cold and then when the engine gets hot and requires the aid of the fan to.
If you are ever wondering which way to loosen the fan nut some are reverse thread it will always loosen in the same direction as the fan turns when the engine is running. I guess the plastic fans are quieter than steel. Install the fan clutch onto the fan blade. This will eliminate any change of hurting the threads in which case the. This information is not intended as an offer to sell, or the solicitation of an offer to buy, a franchise.
While coming home from Big Bear yesterday, the truck developed a horrendous shake at highway speeds. When a it can do so by permanently freewheeling allowing the engine to overheat or it can lockup causing a loud roaring sound and decreased engine power output. Hopefully you won't have to do it this way. Tighten the fan clutch nut clockwise to 56 N. Video of this job being done at the bottom of this guide. It is for information purposes only. As it grew worse, I was certain it was the left rear.
Your truck knowledge is missing! I'm also gonna' show you where you can buy it and save quite a bit of money! This double ended wrench was developed to reduce the cost of purchasing two wrenches, which are needed when performing a variety of fan clutch jobs. If equipped install the inlet radiator hose retainer to the fan shroud 5. If the nut is not turning use the wrench to help it along. Install the fan clutch bolts. I'll check the direction the fan spins. I did that but was only able to after i torched the clutch off. As with all automotive parts they can go bad due to heat, usage and engine vibration.
The image below shows the two handed removal method. Maybe they just don't reflect the engine sound back like steel? I just have a much quieter engine compartment now. Yes, you can buy it at your local auto parts store they have to order it too, so it'll take a few days to get it to you. Remove the fan shroud bolts 8. I also gave it a few taps with the hammer to try and free it up. Install the fan clutch bolts. If equipped remove the throttle body heater hose retainer from the fan shroud.