Alternator Pulley Not Spinning - SLOTSAGILE.NETLIFY.APP

SOLVED: Harmonic balancer pulley is free spinning/not - Fixya.
Alternator pulley not spinning.
3g Alternator pulleys | StangNet.
Why do you need to replace your alternator pulley... - Geeks Around Globe.
Alternator: The Ultimate Guide - MZW Motor.
Symptoms of a Bad or Failing Idler Pulley - YourMechanic.
Should Alternator Pulley Spin Freely? – BatteryFever.
Alternator V-belt pulley slipping when swapping to 3G alt.
How freely should an alternator pulley/bearing rotate?.
Alternator Not Charging? (Here's How To Fix It) - Mechanic Base.
Should The Alternator Spin Freely? – BatteryFever.
Why would an alternator pulley turn freely by hand and.
Alternator pulley gone bad - Mercedes-Benz Forum.
How do I determine my alternator pulley rpm spin?.

SOLVED: Harmonic balancer pulley is free spinning/not - Fixya.

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Alternator pulley not spinning.

6:52 AM. Yup, the larger pulley will make fewer revolutions compared to the smaller one, spinning the alternator slower. Although that would make charging worse at low RPM's, which can already be an issue with the stock alternators. Keep in mind not all the crank pulleys were the same diameter either. The larger alternator pulley, paired with. Anyways as I'm doing this I decided to check the alternator pulley (I had done so previously and thought it was fine) and actually noticed that it didn't spin as smoothly as I originally thought. It'll spin easy for maybe a 1/2 to 2 rotations and then it'll have some resistance and repeat.

3g Alternator pulleys | StangNet.

The Defender 300tdi alternator had 2 different pulley sizes and consequently 2 different belts. The reason Land Rover changed to the smaller diameter pulley was to improve low rev charging, they obviously thought the alternator was not spinning fast enough at lower revs to adequately charge the battery with the original large pulley. Mar 14, 2011 · All is fine, no play, no odd noises (with exception of a/c tensioner pulley-blah i'll get around to it). However, the idler pulley is difficult to spin by hand. It looks new, but if you spin it by hand it stops spinning as soon as you stop turning. Like I said, no play what-so-ever, and no odd noises, just stiff (would be the best way to describe).

Why do you need to replace your alternator pulley... - Geeks Around Globe.

Dec 02, 2015 · Pulled the alternator, replaced the brushes/regulator as they were pretty well worn, but not completely. Re-fitted alternator, still no charge and loud knocking sound, but definitely from the alternator area. No issues I could tell with the pulley/bearings when spinning by hand. Pulled it again and took it to alternator shop. Jan 07, 2009 · Hi mate, the alternator pully is obviously bolted to the rotor shaft of the alternator itself, and has a ball-race bearing at each end. Unless it is experiencing a heavy current load, such as after starting, it is extremely free turning - unless the bearings are seizing, which would be unusual unless it was off the car and lying in the rain for weeks. Remove the serpentine belt and check the idler pulley for play or noise by spinning it by hand If the noise goes away, you have found the problem When you do replace your belt, make sure you thoroughly clean all the other pulleys especially the grooves where the belt rides on Ended up taking me using a 1 inch, 1200 ft lb air impact wrench plus.

Alternator: The Ultimate Guide - MZW Motor.

Jul 09, 2018 · The easiest way is to use the cooling fins on the opposite side. Carefully insert a screwdriver so that it prevents the cooling fins from spinning. Once you have done that it is time to test the pulley. First, rotate the pulley clockwise. The pulley should ** NOT** be able to move as it is locked to the alternator which has been held up by the. Oct 05, 2009 · 7: A Dead Battery. A bad alternator can killing your car's battery, even if the battery wasn’t the problem to begin with. Natnan Srisuwan/ThinkStock. While not technically an alternator problem, a car that won't start is a definitive sign that there's a problem in the starting system. Measuring across your crank pulley, you get 6 inches. And your alternator pulley is 2 1/2 inches in diameter. Six divided by two and a half equals a 2.4:1 ratio. This means for every time the.

Symptoms of a Bad or Failing Idler Pulley - YourMechanic.

The free-spinning of the alternator pulley does not mean a long continuous spin after giving it a single push when off the car, however, the spin should be considered free and not give the impression of any tightness or resistance. The alternator pulley should only be turned in the anti-clockwise or counterclockwise direction.

Should Alternator Pulley Spin Freely? – BatteryFever.

Alternator pulley is spinning independent from shaft, told only dealer can fix it. Hi Everyone, I'm not sure if this is the place to ask, so i apologize if it isn't. My wife drives a 2008 LR2. The other day the charging system light came on, and after testing the alternator, we saw that there was no charge going back to the battery when the car. The FSM shows a procedure using a SST to turn the rotor shaft inside the pulley nut torquing to 81 ft·lbf while held in a vise. If the pulley is not tight it can spin on the alternator rotor ruining the pulley and perhaps the alternator rotor. A smaller alternator pulley is more prone to slipping than a larger one.

Alternator V-belt pulley slipping when swapping to 3G alt.

If you are wondering about your alternator pulley, there is an easy test. Remove serpentine belt Carefully stick a screw driver into the cooling fan to hold the internals still Rotate the pulley - it should freewheel in one direction and lock up in the other POWERSTROKE Top Post Dawg Joined Jul 17, 2000 Location Staten Island (The Dump) TDI. Apr 03, 2022 · Check the large power cable to the alternator and the fuse, usually, a large 40-60 amp fuse near the battery. Check the ground cable between the engine and the body. Check the serpentine belt and make sure the alternator is spinning with the engine. Check the small power supply wire and the charging light wire. 14,639 Posts. #4 · Apr 28, 2022. Most high output alternators are designed to produce more current at idle than standard alternators, so using a smaller pulley and spinning them too fast might not be needed, or good for it. Don't think you could hurt one with a stock 4.3, but if you have 5.3 that's built to go 7K+ you might destroy the.

How freely should an alternator pulley/bearing rotate?.

The alternator pulley should be spinning while the van is running. It sounds like the alternator is junk and needs to be replaced. Also the air conditioning pulley won't spin when the van is running unless the A/C is turned on. the pulley actually has a clutch on it to engage and disengage the air compressor. 2. Share. Jan 15, 2016 · Alternator, once the intake manifold is gone. And there's the pulley, the bolt is totally loose not even finger tight. Not a trace of any threadlocker on the bolt. And because there is no keyway on the pulley, it relies on the bolt being tight. Awesome engineering Volvo! So I need to put it back on. And make sure it never comes off again.

Alternator Not Charging? (Here's How To Fix It) - Mechanic Base.

Mar 30, 2022 · XC90 Alternator Pulley Replacement DIY. Mechanic said the ‘one way clutch pulley is not spinning’ (assuming alternator pulley) and to replace it is quoting $3150, $2620 with discount. Apologies for resurrecting an old post, but I found a shortcut for replacing the alternator clutch pulley that forum members may be interested in (cross. Throw a wrench on the pulley nut on your alternator, whatever direction you can turn it without the belt slipping is opposite the direction your engine spins, so when you get the belt moving watch which way the crank pulley turns. If it turns clockwise, your engine operates counter lockwise.

Should The Alternator Spin Freely? – BatteryFever.

Jul 14, 2022 · An alternator pulley is a device that allows a vehicle's alternator to be turned by a belt, which is driven off of the engine's accessory drive system. Commonly made from stamped steel or cast aluminum, an alternator pulley is either grooved for use with a V-type fan belt or designed with multiple grooves to be used with a serpentine-style.

Why would an alternator pulley turn freely by hand and.

When you turn the new pulley, not only make it wider, but increase the diameter of it as well. That little diameter means it has to spin faster which will require more work. Give that pulley some surface area for the belt to work with. If you can, look for some pics of alternator pulleys on other build threads and see how big theirs are. It is okay for an alternator not to spin freely when it is connected to the car engine. Its slow movement in this state is a result of the load saddled on it, however, if the same slow movement is experienced while the alternator is out of the car, it could be as a result of certain factors impeding its movement.

Alternator pulley gone bad - Mercedes-Benz Forum.

Jul 30, 2020 · Where as right now it’s spinning slower then a stock 5.0 car or a 93 cobra car with the 93 water pump pulley and a 4.6 under driven acc drive blower pulley at idle. The alternator must be addressed as well because at 7200rpm if I didn’t change the pulley it will be on fire at close to 20k rpm with the current 94-95 pulley. Donations check compatibility for your car.Removal tool shown in this video https://a. Dec 02, 2009 · The stock pulleys are roughly 8" drive and 3" alternator - 2.66:1 so at 6500 redline the alternator is spinning at 17300 RPM STOCK. The 3.2 pulley will yield 16250 RPM. A difference, but not a massive change. I am not sure where the upper RPM design limit is on the alternator.

How do I determine my alternator pulley rpm spin?.

At the temperature it would normally be functioning it may spin longer because its bearing grease is a bit lighter due to heat. Unless the bearing is really shot, I do not see much value, from a diagnostic view, from freely spinning a pulley. A more realistic diagnostic method would be to use a mechanics stethoscope on the pulley shaft while.