Ac Compressor Pulley Seized

If the refrigerant cannot circulate through the air conditioning system because of a bad compressor, then it is not going to create the cool air that you want. If your pulley has seized or it seizes intermittently causing the belt to rub then spin then rub. 00 (3rd good news). there wasnt enough oil in the compressor and it has seized - this is the. Just bolt it in place of the A/C compressor and reinstall the belt. The reason is that the pieces of the compressor are now shredded and have been sent through the system. It seized up and the belt melted off. 0l 2004-2009 mazda 3 l4 2. 8L: The compressor for this Fiero is the Harrison HR6 (Harrison Redesigned internally DA6) with a 5. The A/C Compressor Pulley is seized up on my 2006 Taurus. No compressor in stock, they claim that Audi switched manufacturers and they are globally backordered. I cut the belt off to prevent any damage, and continued driving. 0 out of 5 stars 3 $57. You can just look one up that says with out air conditioning and then follow the same routing except the AC compressor. If the compressor seized internally, it may well have trashed the rest of the AC system and you're going to have to replace almost the whole system. biz MCGUIRE AIR COMPRESSORS 1-888-229-9999 10 (continued) Incorrect speed Compressor incorrectly size Change motor pulley Install larger compressor TROUBLE PROBABLE CAUSE CORRECTIVE ACTION Compressor knocks 18 Loose belts. This happened at 210k,so we really can't complain. The test will be to re-engage the A/C while watching. Turn the AC on and the pulley stops spinning. I don't know why the compressor would seize up but it did. The reason is that the pieces of the compressor are now shredded and have been sent through the system. AC Compressor Drive Ring Inside the air conditioner's refrigerant compressor is a drive ring made of a friction material that is mounted to both sides of the "swash" or "wobble" plate. compressor. Dorman Products - 34274 : Air Conditioning Bypass Pulley. Seized compressor pulley bearing (but the pulley would not be turning) (There are other causes for A/C to not work including too much refrigerant or too much oil--but since yours had been working, these are unlikely) Here is some info on diagnosing A/C system problems:. Most late model vehicles use a single belt to drive the water pump, alternator, power steering pump, and A. Burnt rubber smell would follow. If your AC compressor is shot and you don’t want to put big money into fixing the AC system, an AC compressor bypass pulley is the best way to deal. Perform the A/C System Performance test. Find great deals on eBay for ford f150 ac compressor 1999. Probably the easiest thing to do is locate the appropriate relay and pull it. So I bought a new one, put it on, and started the car and the AC. Note: Original condenser may be clogged and cannot be flushed out. They recommended. Seized component. Use some of the compressor oil to lubricate the new o-rings before seating them. You undo the nut in the middle and the clutch comes off and in behind that is a bearing you can change, held in by a circlip I think. I pulled the belt off and gave each a spin. Loss of oil in the compressor causes it to seize. Only to have the new bearings burn out almost immediately! So now I’m convinced the ac compressor is completely seized up. To identify the right size of the pulley's groove, measure the belt's width. If the compressor is seized, changing only the clutch isn't going to make a damn bit of difference because the problem is in the compressor itself, not the pulley clutch. It the compressor wrecked then as suggested above, system difinitely need to be flushed and orifice replaced. Can i just get a new pulley clutch thing for the compressor and replace that or do i need to get a whole new compressor?? If the latter, i might just remove the a/c stuff all together. Surprisingly, this then sheared the fan clutch pulley right off its hub, and the belt flew off (I'm surprised the belt didn't break). Does it make any grinding sounds when the pulley is rotating without the compressor engaged? It sounds like the compressor is shot, but it also sounds like mine did when it seized. As the swash plate rotates, the friction. I replaced the belt and bypassed the AC and never had it looked at. If you have a situation where your car's air conditioner compressor clutch doesn't engage, try the troubleshooting techniques described here. The serpentine belt broke, and the A/C pulley is seized. Check out free battery charging and engine diagnostic testing while you are in store. My sons 01 V70 compressor seized out of the blue. From Car Talk: A/C jobs either cost $50 or $1500. Small defects in the AC compressor body - or also adjacent hoses and fixtures - can cause the AC compressor to fail. Most home mechanics won't take the time to learn ac systems and spend the money for the servicing equipment. This has always been an issue due to line differences , compressors being seized, and lack of AC shops to make an affordable solution. My AC clutch will rotate under duress so the center bolt has no purchase on the main seized pulley. It turned out that the noise came from the idler pulley on the belt tensioner for the AC belt. It was either this hole, or the one next to it. The defective air conditioning compressor is removed from the vehicle and the AC Bypass Pulley and bracket are simply installed in its place for a quick cost effective repair. Thanks, Hasan. Serpentine be. When it's not driving the compressor, the clutch pulley turns on a double row of ball bearings. I figured it was just the belt got old, maybe stretched or something. You need the A/C compressor clutch to get seized to the compressor pulley, and then need the compressor itself. Once the clutch assembly was removed, the pulley was easily removed. I was able to locate it to the passengers side, then to the pulley attached to the AC compressor. These systems are designed to be fairly fail safe. If the A/C compressor is seized, proceed to step 5. But I plan to reuse it since both the pulley race and the compressor shaft still retain their shapes. It is clear that the compressor is indeed seized - grease blown and the shaft with the key no longer rotates. Flatbedded to dealer. There is a clutch in the pulley that engages the compressor when the A/C is turned on. Trying to verify that my compressor is seized. Shop with confidence. Everything worked good. The oil residue on the AC compressor clutch is from the front seal failure on the AC compressor. Replacing an AC compressor is almost as simple as replacing any other accessory on your motor like the alternator or power steering pump. 1) Raise vehicle on ramps & remove plastic shroud underneath AC compressor. Doesn't look like I can get a smaller belt and re-route either, because the belt tensioner sits between the crankshaft and compressor. 3) Alternator free run pulley seized, broken belt tensioner, crankshaft damper or dual mass flywheel. Firstly, I'd ask if when you turn off the AC, does the compressor pulley freewheel; ie not turn the compresser? If not, then the AC compressor's clutch is likely "locked". The ac compressor is seized. Replacing The AC Compressor Clutch. So I bought a new one, put it on, and started the car and the AC. An automobile air conditioner (AC) compressor compresses refrigerant and allows it to circulate through the system, cooling the vehicle. Now, turn on the air conditioning and look again. We've got the what, why, and how it works, when you need it. An AC compressor contains a motor with start and run windings. Older versions of this pulley, found on vehicles prior to the mid 1980s, used a V-belt; since then, the system has used a multi-ribbed serpentine belt to drive the. To find an A/C idler pulley that fits just right, take note of the exact dimensions of the following: Belt width- this is the thickness or girth of the serpentine belt that is wrapped around the pulley. If it's truly seized, then you need a new (or at least rebuilt) compressor. We've got the what, why, and how it works, when you need it. Free Same Day Store Pickup. Remove tension from idler pulley and remove pulley. Now one of the ac assembly hoses rubbed against air filter mount and ruptured. The freon is drawn in from one side, and compressed in the air conditioning compressor. Number of Grooves: 7. In most cases, the AC bypass pulley will bolt up in place of a malfunctioning compressor unit. Best Answer: The a/c pump has seized but it would a little rare for the clutch to seize as well. 1A Auto has a large selection of Ford Air Conditioner Compressor Bypass Pulleys, and ground shipping is always free!. My sons 01 V70 compressor seized out of the blue. There is a clutch in the pulley that engages the compressor when the A/C is turned on. If a serpentine belt goes around an a/c compressor clutch pulley and the compressor is locked up, it is okay to have the belt as long as the a/c compressor clutch is not activated. Scotty Kilmer, mechanic for the last 48 years, shows how to correctly repair your car's AC system when the compressor locks up. @missileman, yes the static is weird. A/C stopped pumping cold air today. Enjoy the topnotch quality and affordable prices!. 00 from Infiniti of scottsdale (2nd good news), and shipping was only 5. Compressor / serp belt replaced. You really need to back-flush the freon lines, replace the drier, and flush the condenser coil. An AC compressor contains a motor with start and run windings. The defective air conditioning compressor is removed and replaced with this new bypass pulley assembly. Both the outer pulley and the inner hub should be turning, indicating the clutch is. You're converting the system to 134a, More on Converting to 134a! Your AC system has been inoperable for a long period of time. 2001 Oldsmobile Intrigue Seized AC pulley. 1+2) For safety reasons the limiter of the pulley hub will break instead of drive belt. If it's the compressor that seized then you're going to need a new compressor, new filter/dryer, new condenser and possibly new hoses, and expansion valve. I do not know what part is the clutch? With the screwdriver am i trying to move the pulley or release tension of magnets so I can move pulley?. An idling pulley when disengaged and that pulley locks (engaged) when so and compressor is pumping unless seized. Then look at the front of the compressor clutch. The noise was definitely a bearing sound. Any way to readily rotate a seized pulley a few inches? I'm attempting a short belt bypass. or you can just keep the same belt and fab a dummy pulley to take the place of the A/C compressor pulley. These systems are designed to be fairly fail safe. Get the job done with the right part, at the right price. 8L: The compressor for this Fiero is the Harrison HR6 (Harrison Redesigned internally DA6) with a 5. I figured it was just the belt got old, maybe stretched or something. Take it apart and survey the damage. If the compressor is seized, changing only the clutch isn't going to make a damn bit of difference because the problem is in the compressor itself, not the pulley clutch. I have a few questions. To identify the right size of the pulley's groove, measure the belt's width. The clutch is toast, visible melted plastic. With fan belt off, turn the AC/Defroster to off and check if the Bearing is still good and if the Pulley spins freely. The compressor isn't sold with the clutch assembly The compressor may have seized meaning the clutch plate is frozen The pulley may have seized which doesn't automatically mean the system is full of metal shavings, but often does cook the shaft seal of a compressor. If the AC compressors seizes while operating, the shock load can snap the serpentine belt. Hello I'm new to the site and think it is great! Here is my problem. The reason is that the pieces of the compressor are now shredded and have been sent through the system. If the clutch bearing or the internal components of the compressor are seized, the pulley won't be able to spin the compressor at all. If the pulley is locked up with the A/C turned off and the front clutch plate turns, you may just have a seized pulley bearing. Buy Astro 7886 A/C Compressor Clutch Installer/Remover Kit: Clutches & Parts - Amazon. My ac compressor pulley is seized in a 2011 Ford Focus SE (2. Now there's an affordable way to get your vehicle up and running after a seized A/C compressor renders it inoperable. A/C failure: Clutch or compressor? the clutch is seized. ac compressor pulley won't turn when i turn the a/c on, the compressor pulley (or whatever it's called) is wanting to turn but it's just not turning. This can be replaced without removing the compressor, or losing the gas, but you will need the proper tool for removing the driven plate which is attached to the compressor shaft, which is what you were turning. The "one other pulley" that I described is the only other pulley on this belt (other than the crankshaft pulley itself) and I was simply asking if I'm correct in concluding that this is the pulley for the AC compressor (for anyone familiar with the Mazda3). Seized component. alright guys, I just replaced my alternator thinking that i was hearing the bearings going out. Once you turn on the AC the center part of the compressor, the AC clutch should engage and start to rotate with the pulley. If the refrigerant cannot circulate through the air conditioning system because of a bad compressor, then it is not going to create the cool air that you want. So if you have AC compressor issues, be sure it's really a bad compressor and not just a bad magnetic coil on the clutch. The AC pulley, or air conditioning pulley, is located on the front of the air conditioning compressor and drives the compressor with help from the engine's accessory drive system. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. If it's indeed seized, get an A/C compressor from a junk yard. 7L/350 Dorman Air Conditioner Bypass Brackets and get Free Shipping on Orders Over $99 at Summit Racing! A seized air conditioning compressor can render your vehicle inoperable in some cases. Catinbow AC Compressor Clutch Assembly 55037466AE Repair Kit with Pulley Bearing, Electromagnetic Coil & Plate for Jeep Liberty 02-05,Dodge Dakota Ram 02-03 5. Trying to verify that my compressor is seized. Most home mechanics won't take the time to learn ac systems and spend the money for the servicing equipment. It the compressor wrecked then as suggested above, system difinitely need to be flushed and orifice replaced. Buy Astro 7886 A/C Compressor Clutch Installer/Remover Kit: Clutches & Parts - Amazon. A couple of year ago I'm assuming the clutch/compressor seized up. Marshall on Tue October 23, 2012 12:11 PM. Added a quart of what? Are you refering to the ac condenser? Did the ac pulley lock up or just the compressor? Most mfgs. You still need the belt to go around the upper part of the idler pulley just above the A/C compressor and below the. Only to have the new bearings burn out almost immediately! So now I'm convinced the ac compressor is completely seized up. If the AC was turned on I would get a "Check AC System" message on my screen and the car would stall. My compressor pulley ate itself the other night and I need a temporary fix until I can get the money together to replace the whole compressor. If you need a compressor bypass pulley, check out the options at O'Reilly Auto Parts. After doing this, then add your new PAG 46 oil. It the compressor wrecked then as suggested above, system difinitely need to be flushed and orifice replaced. I disconnected the ac power feed wire and everything went back to normal. An AC compressor contains a motor with start and run windings. if the clutch and/or pulley on your compressor are okay, yes, you can continue to operate your vehicle without any issueswithout a compressor yo a/c compressor seized,broke belt. They do make compressor bypass blanks that specifically to replace the A/C compressor assembly with a bracket and free-wheeling pulley. Seized component. Fixing AC compressor problems increases the unit's efficiency and extends its life. If the clutch bearing or the internal components of the compressor are seized, the pulley won't be able to spin the compressor at all. The A/C Compressor Pulley is seized up on my 2006 Taurus. The AC system is toast. The clutch's function is to engage and disengage the compressor from the vehicle's accessory drive system. 1) Raise vehicle on ramps & remove plastic shroud underneath AC compressor. 00 (3rd good news). I plan to replace the compressor myself. The A/C compressor pulley wobbled and made noise when I spun it. the bearing on the pulley that runs the aircon belt has seized - this is a cheap fix so hopefully that is what it is. And I can turn the pulley, but it has resistance. compressor drive shaft. This is 1995 Thunderbird LX. Most modern compressors have a clutch and drive pulley. AC compressor replacement If you have noticed that your AC compressor is worn out, try to replace it as soon as possible. The compressor did seize instantly and in doing so, the main drive belt began smoking from friction over the frozen pulley. A/C Compressor Pulley siezed 2 Answers. Ugh, my A/C compressor pulley seized up this morning I tried disconnecting power to the compressor to disengage the clutch, but it still doesn't spin. Ok so I ordered a complete ac kit from Vintage Air in Tx about a year and a half ago. No compressor operation 1) Too high internal friction or complete seizure. The thing is the AC light is on and when I start the engine the compressor clutch engage but after 15 minutes stops and won't come back on until a few hours later after I turn the engine off so I'm lost here and some suggest jumping the low pressure switch but couldn't figure out where it is, hope I can get some help from anyone, I don't want. So after all of this speculating, I don't need another a. Picked up a mechanic stethoscope from harbor freight and started poking around. A/C Compressor Pulley siezed 2 Answers. If you saw smoke coming from the belt, then either the a/c compressor clutch was engaged or the clutch was seized to the compressor shaft. If not, then the pulley bear is shot. If only the pulley is turning, there's a. This put an large amount of stress on the fan belt. If the clutch doesn't engage, the air conditioning compressor can't pump refrigerant. As most of the vehicles now are equipped with an air-conditioning system, the AC compressor is the most important part which starts the AC cycle and therefore, that's why if it fails, it decreases the efficiency of the AC system. Maybe I can go a few weeks with out it, but I will not be able to have heat or defrost as the colder temps come in for the fall. compressor drive shaft. Pulley out of alignment. You’re converting the system to 134a, More on Converting to 134a! Your AC system has been inoperable for a long period of time. Ugh, my A/C compressor pulley seized up this morning I tried disconnecting power to the compressor to disengage the clutch, but it still doesn't spin. If you just "short circuit" that compressor pulley, that belt run between the remaining pulleys is a LONG distance, might be more than what the belt is rated for. But I plan to reuse it since both the pulley race and the compressor shaft still retain their shapes. Re: AC Pulley bypass if your truck was available without A/C then you need the belt for that mode. You’re converting the system to 134a, More on Converting to 134a! Your AC system has been inoperable for a long period of time. Advice for measuring amps or current draw to check for a seized or tight or failing A/C or heat pump compressor motor. My AC compressor has seized, melting my belts !!! Wish I had spotted the signs sooner. 4L/330 Dorman Air Conditioner Bypass Brackets and get Free Shipping on Orders Over $99 at Summit Racing! A seized air conditioning compressor can render your vehicle inoperable in some cases. If your compressor becomes seized in your SUV & won't start this is a quick solution to get you back on the road quickly. Order Ford F150 A/C Compressor Bypass Pulley online today. 05-24-14 11:09 AM - Post# 2455593 My AC compressor seized up about 6 months ago and snapped the belt. Now there?s an affordable way to get your vehicle up and running after a seized A/C compressor renders it inoperable. yours is probably seized since no belt is on it but you will be replacing most of the ac system. Sounds like the double row roller bearing that the pulley rolls on is seized. The belt was still on the tensioner pulley and crank pulley. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. Without engine oil, your engine seizes. Seized air conditioner or heat pump compressor motor diagnosis: This air conditioning repair article discusses the Diagnosing Tight or Seized Air Conditioning Compressors and how to re-start a tight air conditioning compressor. Recently the compressor or the clucth has started to make a knocking noise. All of our auto repair services are backed by an industry-leading 3 year / 36,000-mile warranty on parts and. 7L/350 Dorman Air Conditioner Bypass Brackets and get Free Shipping on Orders Over $99 at Summit Racing! A seized air conditioning compressor can render your vehicle inoperable in some cases. Failure to replace condenser may result in poor A/C performance and/or compressor failures. Just getting around to installing it in my friend's project car. If it's indeed seized, get an A/C compressor from a junk yard. However, when they seize that badly, they often damage the neck of the compressor too. @missileman, yes the static is weird. Re: bypass ac compressor in 1999 chrysler sebring If i remember right that is a one belt system. I recently decided to take a crack at trying to fix it. Scotty Kilmer, mechanic for the last 48 years, shows how to correctly repair your car's AC system when the compressor locks up. You may need a serpentine belt tool to work the tensioner and relieve pressure on the belt so you can take it off. Dorman Products - 34174 : Air Conditioning Bypass Pulley. Failure to replace condenser may result in poor A/C performance and/or compressor failures. I had the compressor seize on my 2004 4-cylinder last September, first a squeal the seized, as I drove down the Interstate, and it was only 103F at the time. and as eric explanes you can think you know what is wrong with the AC system but there are so many variables too it, if your refrigerant level is low suspect a leak because leaks are VERY common in a ac system once again pinholes can cause leaks, so do some diagnostics don't condem the AC Compressor. Burnt rubber smell would follow. Take it apart and survey the damage. The comp pulley will not budge so it could be the compressor too but the clutch should spin I think. If you just "short circuit" that compressor pulley, that belt run between the remaining pulleys is a LONG distance, might be more than what the belt is rated for. The abnormal noise can be attributed to the bearing within the Air Conditioning Compressor Pulley / Clutch Assembly and the loss of operation can be attributed to the Air Conditioning Compressor Field Coil. The pulley bolts in place of your compressor to retain your belt routing, but the belt only spins the pulley rather than powering the faulty compressor. Ok, listen, if you see car advice from a non-mechanic, be very skeptical. The AC compressor was stalling in an irregular way, causing the belt to drag. If your AC compressor is shot and you don’t want to put big money into fixing the AC system, an AC compressor bypass pulley is the best way to deal. My AC Compressor seized on my 94 Suzuki Swift 1. So then, the next step (after ascertaining that the engine can't be hand cranked) is to remove the drive belt or serpentine. Can i just get a new pulley clutch thing for the compressor and replace that or do i need to get a whole new compressor?? If the latter, i might just remove the a/c stuff all together. And if the pulley seized during driving, then I would expect to belt to come apart from all the friction. is the problem in the clutch coil or low pressure switch or else ? when i check. An AC compressor contains a motor with start and run windings. This type of work is one of the highest cost tasks for a. The air conditioner compressor has seized up and now the belt is just slipping on the AC pulley. Order Ford F150 A/C Compressor Bypass Pulley online today. 7l with front and rear ac. Buy Astro 7886 A/C Compressor Clutch Installer/Remover Kit: Clutches & Parts - Amazon. If the pulley is locked up with the A/C turned off and the front clutch plate turns, you may just have a seized pulley bearing. Probably the easiest thing to do is locate the appropriate relay and pull it. Of course labor is expensive, but if you can DIY it doesn't need to cost a fortune. I can turn both the clutch and the compressor pulley easily and independently by hand, suggesting that the compressor is not seized. Order A/C Compressor Bypass Pulley for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. If the clutch hub is what is smoking only during clutch engagement, you may have seized the compressor. I turned the AC on and off several times and the compressor turned on the off and the belt never came off. If the compressor is gone on your 4. It turned out that the noise came from the idler pulley on the belt tensioner for the AC belt. This type of work is one of the highest cost tasks for a. I pulled the belt off and gave each a spin. Working with various CAT dealers across the US, Hammond Air Conditioning is proud to be able to supply an integrated aftermarket air conditioning solution for these new CAT compact wheels loaders. I parked immediately thinking "engine fire". The freon is drawn in from one side, and compressed in the air conditioning compressor. Check out free battery charging and engine diagnostic testing while you are in store. Serpentine be. Check that all the pulleys turn (by hand). However i know on certain vehicles you can buy a pulley bracket to bolt where the A/C compressor would sit/ and or get a shorter belt. The air conditioner compressor is a component in an automotive air conditioning system. Started the car, pulled out if a parking spot, within a minute I see smoke, smell burning rubber, and lose power steering. As in the case of the clutch, the compressor is usually not the culprit for the failure. Go to "compressor oil chart". Use some of the compressor oil to lubricate the new o-rings before seating them. And I can turn the pulley, but it has resistance. There is a clutch in the pulley that engages the compressor when the A/C is turned on. The noise was definitely a bearing sound. I'm sure I can do the work on this but aside from changing the compressor and flushing the system I'm not completely sure what else I should look out for or change. So if my a/c pulley is seized. Find our best fitting a/c compressor bypass pullies for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. Doesn't look like I can get a smaller belt and re-route either, because the belt tensioner sits between the crankshaft and compressor. So, my guess is the water caused the pulley bearing to start to seize as it sat still. So I bought a new one, put it on, and started the car and the AC. I can turn the clutch by hand, so that tells me the compressor isn't seized. 4) The AC clutch and pulley assemblies are as follows: 5) Remove clutch center bolt using the clutch tool as follows. The compressor turns fine (easily even) with a small ractchet and ubiquitous 10mm socket. The thing is the AC light is on and when I start the engine the compressor clutch engage but after 15 minutes stops and won't come back on until a few hours later after I turn the engine off so I'm lost here and some suggest jumping the low pressure switch but couldn't figure out where it is, hope I can get some help from anyone, I don't want. The AC compressor continued to turn even after I pulled the 12-volt supply wire to the unit. If you have a situation where your car's air conditioner compressor clutch doesn't engage, try the troubleshooting techniques described here. If your 2000 Pontiac Grand AM AC compressor bearing fails, the entire part must be replaced due to the way in which it is assembled. From Car Talk: A/C jobs either cost $50 or $1500. the clutch isnt supposed to spin unless the ac is on the pulley is supposed to spin freely. Hot Air – If you turn on your air conditioner and you only get hot air blowing out of the vents, this is a clear indicator that your AC compressor is failing. Now there's an affordable, effective way to get your vehicle up and running after a seized A/C compressor renders it inoperable. The compressor is a pump that attaches to the engine of a car. If the refrigerant cannot circulate through the air conditioning system because of a bad compressor, then it is not going to create the cool air that you want. 2) Loosen idler pulley nut, relieve tension on belt and remove belt. After some searching, I found the idler pulley or even the alternator pulley could be the culprit. Buy Air Conditioning Compressor By-Pass Pulley - NOE 6601928 online from NAPA Auto Parts Stores. This has always been an issue due to line differences , compressors being seized, and lack of AC shops to make an affordable solution. Ok so I ordered a complete ac kit from Vintage Air in Tx about a year and a half ago. The pulley bolts in place of your compressor to retain your belt routing, but the belt only spins the pulley rather than powering the faulty compressor. It engages when the AC is turned on a spins the compressor a little, but visibly wobbles a lot between the stable inner compressor shaft and the outer pulley (which looks stable and fine as well). Is it possible - Answered by a verified Ford Mechanic. My AC clutch will rotate under duress so the center bolt has no purchase on the main seized pulley. It was either this hole, or the one next to it. Some people don't like the plastic pulley, but there's not stress on the pulley at that point. or you can just keep the same belt and fab a dummy pulley to take the place of the A/C compressor pulley. I figured it was just the belt got old, maybe stretched or something. I have a few questions. Seized air conditioner or heat pump compressor motor diagnosis: This air conditioning repair article discusses the Diagnosing Tight or Seized Air Conditioning Compressors and how to re-start a tight air conditioning compressor. Find our best fitting a/c compressor bypass pullies for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. Try turning the pulley with the car shut off. Shop at 1A Auto for a brand new Ford A/C Compressor Bypass Pulley, at a great price. If the compressor is seized, changing only the clutch isn't going to make a damn bit of difference because the problem is in the compressor itself, not the pulley clutch. Just getting around to installing it in my friend's project car. Just bolt it in place of the A/C compressor and reinstall the belt. From Car Talk: A/C jobs either cost $50 or $1500. Some pulley have a single groove, while some have six. If the refrigerant cannot circulate through the air conditioning system because of a bad compressor, then it is not going to create the cool air that you want. It was either this hole, or the one next to it. I replaced the belt and bypassed the AC and never had it looked at. I recently decided to take a crack at trying to fix it. Seized component. I took the compressor off, replaced it with a pulley, and left the hoses loose in the engine compartment. The clutch won't engage to the compressor when there is no freon in the system, because of the low pressure safety switch. It would not disengage. Sounds like the double row roller bearing that the pulley rolls on is seized. As some of you know, during the 2014 Convention the bearing in the AC compressor pulley exploded during the trip out to Karting. I figured it was just the belt got old, maybe stretched or something. I ordered a new one, and swapped them out. The service writer tells me the technician noted that the AC compressor had locked up and contaminated the entire AC system with metal shavings, as well as melted the belt in two. No compressor in stock, they claim that Audi switched manufacturers and they are globally backordered. You really need to back-flush the freon lines, replace the drier, and flush the condenser coil. Just bolt it in place of the A/C compressor and reinstall the belt. Burnt rubber smell would follow. The air conditioner compressor has seized up and now the belt is just slipping on the AC pulley. So my girlfriend has a Mazda 3 2. The AC Delco part number for the current replacement compressor is shown above. A seized A/C pulley won't stop it from starting. If it was just the idler bearing, the compressor would always run. Picked up a mechanic stethoscope from harbor freight and started poking around.