How To Fix Ac Compressor Clutch
Specializing in electrical diagnosis, engine performance, AT/MT transmission repair/rebuild. AC compressor clutch pulley repair, part 2 - This is part 2 of an amateur demonstration of how I replaced the Sanden AC clutch pulley bearing on my 1998 Dodge Ram 4X4. An old car air conditioning compressor works so hard that an original compressor on a vehicle with over 100,000 miles will need careful evaluation. A compressor draws refrigerant gas from an air conditioner’s components and compresses the low pressure refrigerant to high pressure and moves it through the system. Heat & Air Conditioning Repair Manual Heat & Air Conditioning Repair. The repair was accomplished on the vehicle, allowing it to be done without evacuating freon from the system. Most window air conditioners use a capacitor to help start the compressor. Over time wear will cause these parts to stop working and your AC compressor to need repair or replacement. After installing the clutch, cycle the A/C clutch 20 times (5 seconds on and 5 seconds off). The beveled cir-clip edge must face outward. New A/C Compressor Clutch Assembly, includes hub, pulley, and coil. Take that metal guard plate off below the AC compressor 5. The refrigerant carries an oil charge that lubricates the compressor. Knowledgeable compressor experts are ready to help you with any questions or issues you have. You can test the clutch relay for power with a test light. I started to smell that horrible brake or clutch smell. Ranger is correct. All too often this powerful combination can take its toll on the electrical connection. AC Problems, Compressor Clutch Repair, Volvo 850, V70, S70, etc - Auto Repair Series. The air conditioning system can over heat the motor if not installed right. When current flows through a magnetic coil in the clutch, the clutch engages. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes. It is usually not a good idea to replace only the AC Compressor Clutch. Hi all, nice write up. Basically, that ring around the center bolt is kinda rubbery. Here are the AC compressor clutch air gap specs for many common AC compressor clutches. Now its back to work and time to replace what I think is the AC compressor clutch on my 2003 Ranger. See more Refrigeration Air Conditioning AC Digital Diag Email to friends Share on Facebook - opens in a new window or tab Share on Twitter - opens in a new window or tab Share on Pinterest - opens in a new window or tab. Compressor clutch failure is much more common on older vehicles. Another good air conditioning noise is the roar of the condenser fan. If this order is reversed, the line will be temporarily open to atmosphere. Fans come on if jumped from pressure switch (and when they are supposed to-when I turn on the AC); fuses on battery look as good as new; current simply "lopes" on and off; on and off; on and off. Check that the clutch is disengaging when the air con is not in use and it "pulls" in when you turn it on. The clutch hub is only a 20 minute fix anyway so if it doesnt work i'm only out 50 bucks. Asked in Air Conditioning and Coolant, Clutches and Flywheels, Heating Ventilating and Air Conditioning Can an ac clutch leak freon ? No, the leak is propably the compressor shaft seal which is. AC With Compressor New CRV 2. Subject: AC clutch help. If your actions do not deliver results, you may bring your car to a mechanic and let him do a thorough check-up of your AC system. If the clutch engages but the compressor does not turn, it means that you probably need a new one. NOTE: The clutch air-gap is determined by the thickness. If you gap is now within the specified range and operation is normal, you're fine until the clutch's continued wear reaches the point where the clutch plate will need to be replaced. This video will show you how to fix a common problem with Ford air conditioning units, when the clutch does not engage. It is very unlikely to be the clutch really. While this may seem like a death sentence—especially in the height of summer—replacing AC compressors isn't the most complicated task. Compressor Clutch. When an air conditioner begins to fail, the most common thought is that the AC needs a refrigerant recharge. Two parts that make the air conditioner function are the AC compressor and the clutch. AC Problems, Compressor Clutch Repair, Volvo 850, V70, S70, etc - Auto Repair Series. Auto A/C Repair LLC. This ac kit is manufactured and tested to the strictest Oe standards for unparalleled performance. Right now, the engine is apart and I'm going thru all the parts cleaning and sand/bead blasting away. Sometimes, the compressor might completely stop working due to overheating, which is one of the most common problems plaguing an AC. Compress the serpentine belt tensioner with the serpentine belt removal tool and slide Step 3. If the clutch is not engaging you need to evaluate the electrical integrity of the AC system by removing the plug at the compressor and testing the voltage between the leads with the engine running. These systems are designed to be fairly fail safe. If your air conditioning isn't working properly, you may need to replace the A/C compressor clutch to fix the problem. uk: Car & Motorbike. Disconnect the A/C compressor clutch 1P connector. 6) Two types of high-pressure cutout switches. it was all fine like that undill i turned AC few weeks ago and noticed that. Car running you turn the AC on and the compressor clutch kicks in. Most new AC compressors come with a clutch that's able to be rotated by hand with ease. Home about us products support shipping contact ac compressor with A/C repair kit fits kia sedona hyundai entourage this item includes 5 parts - brand new compressor, receiver drier, expansion device, set of o-rings and bottle oil. If so, try the troubleshooting techniques described here. We specialize in quality new and remanufactured air conditioning compressors and other auto air conditioning parts. when we remove the belt to inspect compressor and: 1) the clutch spins with the belt off - replace clutch OR 2) the cutch does not spin with the belt off - replace whole compressor. Turn off the engine and place the SUV in park. Complete Ac A/C Repair Kit With New Compressor & Clutch For Honda Civic - BuyAutoParts 60-81189RK New: Amazon. The compressor clutch will NOT engage if the refrigerant charge is low. hate to bring up old threads but needed some additional info than what was provided. 2004 XC70 Bread Clip Fix — AC Clutch MVS Forums member IdahoBob reveals how the famous bread clip AC clutch fix — a 5¢ solution to a $1200 repair at the dealer — works on 2001-2007 Volvos. have checked all fuses and relays. Until I found this other post on the net: Remove the belt. But after looking at the AC compressor. Auto A/C Repair LLC. How to Easily Tell If Your Home AC Compressor Is Bad Not all signs and symptoms of compressor failure are created equal. Saab 9-3 1999 - 2002 4 Cyl. Martin Hand has over 15 years experience in Asian and European Import Auto Repair. Over time wear will cause these parts to stop working and your AC compressor to need repair or replacement. I took it to my local dealer who informs me that the compressor doesn't work, the clutch doesn't function properly, etc. with out any freon or low freon in the a/c system the pressure switches will not engage. Buy SD7V16 AC Compressor Clutch Assy for Audi TT VW Jetta Repair Kit Plate Pulley Bearing Coil: Clutches - Amazon. Remove the center nut or bolt on the compressor clutch, whichever it happens to be. As long as it spins smoothly it is prob good. A huge amount of heat. Before this there had been no documentation (that I know of) that it worked for P2 Volvos. Re: AC compressor clutch repair instructions What you need is a factory Chassis Overhaul manual. The serpentine belt rides the A/C compressor pulley every time the engine runs, but the A/C compressor is working only when the A/C clutch engages it. If your AC compressor clutch air gap is wrong, the compressor compressor clutch air gapclutch won’t engage or may engage but slip. The steps to removing the clutch assembly from an AC compressor, the rotor assembly will need to be removed. However, the AC clutch cycling switch is actually the most common part to fail on many vehicles. In general, AC compressors tend to fail after 60,000 to 70,000 miles, but that time may vary depending on use, demand and operating conditions. The AC clutch never activates when the AC button is pressed, not even for an instant. Bad thermostat 5. Most Frequent Causes for Air conditioner won't turn off. There is much to consider when installing an AC compressor. Failed AC clutch. If your air conditioning isn't working properly, you may need to replace the A/C compressor clutch to fix the problem. In those cases, you would require an immediate change service of the same. If the clutch is bad, the plates on the front of the compressor could possibly be clanging against one another when you hit a bump. When the air conditioner is switched on three things begin to happens, the compressor, blower motor and vent actuators all receive an electrical signal to turn on. I have a shop giving it a look now, hopefully they won't just BS me and tell me it's the compressor if it isnt. The compressor's clutch also may not engage and will just stay cycled off all the time. Pull the plug off, put a jumper wire between the pins, with that jumped and the AC ON, compressor should work. Part 1 of 14 - How to Replace an air conditioning compressor in an Explorer. Posts: 7,303. You might see that under heavy acceleration, for example. Losing your cool? When your air needs repair, Auto Air Online is the best source for all your automotive air conditioning parts online. Before you start troubleshooting the AC, you'll want to make sure that the outside temperature is above forty degrees. any suggestions on my next step 2 Answers. This article shows you how to replace the compressor and condenser on a Honda Pilot (2009 - 2012). Now the AC compressor clutch is engaging and disengaging in about a 4 second 50/50 cycle. This link takes you from car ac compressor to automotive air conditioning. the issue is attributed to the gap in the compressor clutch being too wide for the magnet to engage it. I bought the new compressor and 134A already. This will cause friction that will make the rotors spin. An air conditioning compressor in a car has an electromagnetic clutch. In this video I will go over the electrical diagram of a basic AC System. How to Fix AC Compressor - Clutch Spin The Delphi HD6 compressor and Delphi HT6 compressor have a clutch which cannot be rotated. 2, but he talks about coil issues and how to replace it too. How to fix a squealing AC compressor clutch pulley on a Dodge Ram, part I - This video shows part I of how I diagnosed and replaced the AC compressor clutch pulley bearing from the air conditioning compressor on a 5. When current flows through a magnetic coil in the clutch, the clutch engages. Look at it this way: If your Jeep has 75,000 miles on it, your 2002 Jeep Liberty AC Compressor will as well. TmpaFL2000Dsl diagnosed and fixed this AC issue with my vehicle, when two other mechanics had advised me to get a new compressor. MVS Contributor coflynn comes up with a brilliant and different approach and fix for the AC clutch gap problem, which is commonly fixed with the classic AC bread clip fix. The clutch will not engage the compressor if you have no freon. If the clutch were to get stuck or seize entirely, then it would not be able to transfer power from the engine over to the compressor. The compressor clutch is a high-wear item that will need to be inspected and replaced fairly often, it will create a rattle sometimes if it is wearing out though some vehicles. Bought 05 compressor with 63K for $60 cash and Al (shop owner) replaced the bearing and clutch on the old one with the junk yard parts. Im going to order some parts soon and get it done. Faulty compressor clutches could be the result of an overcharged system. If you don't know then you may be getting ahead of yourself as there are many configurations of compressor coils - some are sealed permanently in epoxy and difficult to impossible to. If the part that was smoking is the compressor clutch, it is a clear sign that you need a new compressor. In these devices, one shaft is typically attached to an engine or other power unit (the driving member) while the other shaft (the driven member) provides output power for work. NICECNC AC A/C Compressor Clutch Repair Hub, Pulley, Coil, Bearing Kit for Honda CR-V 2. 3 powerstroke AC compressor, Ford F250 AC compressor clutch or 6. If you system wont cool or is out of freon you have a leak and should get it check to have a repair done, an ac system with out freon has no lub either and that will lead to compressor burn out. Now you should see the compressor clutch in the AC system spinning. You can test the clutch relay for power with a test light. I was able to do this on the vehicle without evacuating the freon gas, for a total outlay of less than $50. The compressor will continue to be on unless WOT is reached or the pressure cycling switch opens. Furthermore, the only visible working parts on the compressor are the electrical connections and the copper discharge and suction lines. Motor running, AC on max, fan on high. SERVICE TOOLS FOR R134a AIR CONDITIONER. the compressor is run by the belt, a clutch engages to work the compressor. If it isn't, you need to find out why not. Check the pressure on the (large tube side) and it reads about 150 psi. buyautoparts 16003362-101, 60-82062rk Is Similar To: 60-01596na Buyautoparts For Hyundai And Kia Amanti Ac Compressor Clutch (46. While this may seem like a death sentence—especially in the height of summer—replacing AC compressors isn't the most complicated task. The clutch can burn or the bearing can fail. The heat generated by a clutch failure can distort the nose on any aluminum compressor, which will cause the replacement clutch assembly to fail. Dealer said the AC Clutch relay drains the battery and could have damage the compressor but we agree to just fix the AC Relay and refill freon. Maybe i've got an idle/crankshaft sensor problem and the AC compressor is trying to tell me that. When it rises above the preset level, a switch is closed, sending electrical current to the clutch coil. gf's car is making a constant noise ive determined the sound is coming from the AC compressor. is an automotive air conditioning repair mobile service company. My 94 GT just began having an issue with its ac. How to fix by modernization of electronics The automatic temperature control goes to the blower controller by a 6-wires connector behind the dash. Some vehicles may show a check engine light, or a service air conditioning warning lamp as well. It is designed to engage the A/C compressor shaft when it receives the proper amount of current from the powertrain control module. Automobile air conditioning repair, auto air a/c parts, a/c kits, installation and information on a/c compressors, condensers, and most other auto a/c parts. New AC Compressor & Clutch With Complete A/C Repair Kit For GM Truck SUV - BuyAutoParts 60-80170RK New in Compressors. There’s an electromagnetic clutch inside the pulley on the compressor. All the parts we sell come with the support of our United States based customer sevice team who are here to help. Repair or replace. The refrigerant carries an oil charge that lubricates the compressor. If the air feels like it might be cool but not as cool as it should be, invest in a thermometer to test the AC temperature. Now try to turn the clutch plate by hand, that will turn the ac compressor. Before this there had been no documentation (that I know of) that it worked for P2 Volvos. If you're here, chances are you've tried to recharge your AC system and found a compressor clutch not engaging issue. How To Find The Correct Replacement Air Conditioning Clutch For Your Truck Truck Air Conditioning Clutches can be identified by measurements, style and cross reference of original part number and number stamped on the unit. (Is the clutch engaging and disengaging frequently?) 3- The switch is easy to change as long as you have pretty good mechanical know-how. NICECNC AC A/C Compressor Clutch Repair Hub, Pulley, Coil, Bearing Kit for Honda CR-V 2. I am reposting this message because the responses "danced" around my original request. Failure of the air conditioning compressor is common because moisture or clogs in the system will place stress on the compressor. By repairing the clutch, you are saving on refrigerant, labor, compressor and parts like filter drier and expansion valve. This dictates the configuration of the wiring. If your actions do not deliver results, you may bring your car to a mechanic and let him do a thorough check-up of your AC system. The A/C compressor clutch in a Chevrolet Tahoe is an electromagnetically-actuated unit. Yes, you should replace as much of the AC system as possible - because the compressor will spread shrapnel throughout the system when it goes. Now you should see the compressor clutch in the AC system spinning. The A/C amplifier reads the difference between compressor speed and engine speed. so is the clutch going bad? or a bearing? if the clutch, can I replace just the clutch or do I have to replace the entire compressor? anyone have experience with this?. In general, AC compressors tend to fail after 60,000 to 70,000 miles, but that time may vary depending on use, demand and operating conditions. A worn out AC clutch can have a noticeable negative impact on the life and efficiency of your vehicle's entire air conditioning system. Furthermore, the only visible working parts on the compressor are the electrical connections and the copper discharge and suction lines. There's also oil and dirt build-up around the shaft seal which is an apparent shaft seal leak. A serpentine belt controls the clutch which engages the AC compressor when you turn on your vehicle’s AC system. Did the AC compressor clutch gap fix with zipties So my turn for the AC to basically stop working once the car warmed up. In any auto air conditioning system, there are several key parts. This A/C compressor and components kit is manufactured tested to the strictest oe standards for unparalleled performance. If the clutch looks fine, but you still have an isolated noise in the a. Vehicle Level Heating and Air Conditioning Compressor HVAC Compressor Clutch Service and Repair Service and Repair Notes DENSO A/C COMPRESSOR REMOVAL NOTE: The compressor clutch assembly can be serviced with the refrigerant system fully-charged. This page explains the service operations in the clutch and shaft seal of a Sanden AC Compressor. 15 min job. Air conditioner compressor is a significant part of any AC unit, which is placed outdoor and does the pumping of refrigerant through the system. If The Compressor In Your Air Conditioner IS Under Warranty. SERVICE TOOLS FOR R134a AIR CONDITIONER. (3) bad A/C compressor relay (which you have already checked it seems). How to Fix Your Car's Air Conditioner. the compressor is run by the belt, a clutch engages to work the compressor. Armature Assembly Installation. Video will explain how to add freon into ac system wen ac compressor clutch is not engaging. All too often this powerful combination can take its toll on the electrical connection. Normally, I would expect to see and feel a slight dip in rpms as the compressor comes on, but before the IAC opens up to compensate. Take that metal guard plate off below the AC compressor 5. The compressor can be driven by the car's engine (e. Best on site service auto ac repair in town, Miami-Dade county. Find many great new & used options and get the best deals for AC Compressor Clutch REPAIR Kit fits Jeep WRANGLER 1997 - 2002 at the best online prices at eBay! Free shipping for many products!. By repairing the clutch, you are saving on refrigerant, labor, compressor and parts like filter drier and expansion valve. Today my air just turned hot so I am wondering if the AC clutch is the reason or if that 300 would be wasted because it more than just the clutch. An air conditioning compressor in a car has an electromagnetic clutch. i found a thread on here about 2 years ago where someone removed the AC clutch, and the wire that runs on top of it was shorting out and had similar problems (but i think he was blowing one of the fuses) which mine did at first, (not it just doesn't work, same problem as you are having). com or call to place an order at 800-524-9783. I find the part to replace it and order it. We haven't used the AC since a couple months after it was re-installed the last time and stopped working. The AC compressor generates a lot of heat and vibration. Soa new compressor clutch is $135. AC With Compressor New CRV 2. i don't know which one your talking about. The compressor squeezes the fluid. The compressor is the unit that cools the air before it enters into the Honda's cabin. the compressor is run by the belt, a clutch engages to work the compressor. Until I found this other post on the net: Remove the belt. I then went out to rent the tools mentioned in the threads, but it turns out my local Autozone does not stock them and it would be a two day wait. For Models: Corvette. This page explains the service operations in the clutch and shaft seal of a Sanden AC Compressor. The A/C compressor clutch in a Chevrolet Tahoe is an electromagnetically-actuated unit. An AC clutch engages and disengages the compressor when your car's air conditioning is turned on and off. The compressor drive hub is usually found at the front of the pulley and is attached directly to the compressor driveshaft. Compressor clutch failure is much more common on older vehicles. An air conditioner compressor beginning to fail, a compressor pulley or serpentine belt that is beginning to wear out or the compressor clutch can cause a rattling noise. A loose connection or short in the wire can cause the compressor to lose power and seize. 8 Liter A/C: Compressors - Amazon. TmpaFL2000Dsl diagnosed and fixed this AC issue with my vehicle, when two other mechanics had advised me to get a new compressor. The clutch is driven by a drive/serpentine belt, which engages the compressor when you switch on the AC. Excited that this was certainly the part making all the noise I pulled the part off the A/C Compressor. Call us today 226-5000 or 1-866-616-3021 PETERBILT - Johnny's AC Parts Warehouse. How to Check an AC Compressor. You might see that under heavy acceleration, for example. This repair method. Tightening the connection or replacing the faulty wire should correct the compressor seize. We proceeded to take it out and noticed corrosion between the clutch plate and the A/C compressor pulley. In the case of the 325is, it is the line that runs directly in front of the passenger side wheel well. The compressor is a Zexel and I think the numbers on the plate were DCV11J. Both hermetic and semi-hermetic compressors are difficult to troubleshoot sometimes and many times the problem is external to the compressor or a result of poor installation skills by the installation technician if the compressor was recently replaced or it is a split system where the system was evacuated by an HVAC technician. Same reading with AC on or off with car running as well as when car and AC are off. Remove the air conditioning accessory belt with the proper size wrench in your wrench set. Be sure to see both the part I video and the video description on that page for useful additional details. I've had good luck replacing compressor with another used one. A/C CLUTCH Snap Ring Pliers: https://amzn. The first thing you should look for are signs of leaking or an A/C compressor that does not engage. This process is the first of several steps that are done to maintain a cool atmosphere inside your automobile. If there is a seperate fuse or relay for the compressor, then you could remove either. New AC Compressor & Clutch With Complete A/C Repair Kit For Ford Five Hundred - BuyAutoParts 60-80374RK New, Compressors - Amazon Canada. 0 Liter Turbo and Non Turbo. use 15mm open end wrench or anything similar to pull serpentine belt tensioner towards the front of car, this will release the tension of the belt and have a nail ready so that you can push the nail through the both openings and lock tensioner in released. The AC clutch engaged the frozen compressor for a second and blew the serpentine belt, broke the bracket and now the repair begins. Let's first of all understand how the compressor starts to 'pump' when we switch the air conditioning on inside the car. The process then repeats. If quick assistance is needed with purchasing a tool or part, please visit our tool website DenLorsTools. I assume it's the clutch bearing because it's noisy even when the compressor is disengaged, and the character of the noise changes often gets quieter when the compressor cycles on. Here are the new parts including the new cir-clip held in my hand. It is a simple process and only involves locating the compressor clutch, and then using your eyes to see if it is. The ac compressor clutch is mounted on the front of the compressor and is a replaceable part. When the clutch is engaged the compressor pumps the refrigerant throughout the closed loop system. If the clutch were to get stuck or seize entirely, then it would not be able to transfer power from the engine over to the compressor. Both hermetic and semi-hermetic compressors are difficult to troubleshoot sometimes and many times the problem is external to the compressor or a result of poor installation skills by the installation technician if the compressor was recently replaced or it is a split system where the system was evacuated by an HVAC technician. Free delivery on eligible orders. Air Conditioner Compressor Repair | Additional Testing. What does this mean and how can I fix it? Oh, the blower works fine and both the inlet and outlet pipes to the accumulator are about equally cold. The compressor is the unit that cools the air before it enters into the Honda's cabin. PART NUMBER. AC compressor clutch won’t engage – Toyota Fix B1479 Flow sensor and AC compressor clutch won’t engage. Since the mid-1990s, most cars equipped with air conditioning have also been outfitted with electronic modules that tell your car’s AC compressor to cycle on and off. 0 powerstroke A/C compressor replacement, check out PartsGeek, the top online supplier of auto parts and accessories. A clutch is a mechanical device which engages and disengages power transmission especially from driving shaft to driven shaft. Leak Checking: 1. If the air conditioning system requires substantial repairs, you may not have. How To Manually Engage AC Compressor Clutch Method 1: Add More Coolant. Nevertheless, if this does not help, it might be because you are using a bad AC compressor clutch. Why spend $100. I have a 2007 honda crv that makes a ghastly noise/rattle whenever a/c isn't on. Rather than try to repair this one with its failing clutch (can the seals even be replaced?), I bought a brand new Delphi replacement from rockauto. Normally, when the air conditioner is active, the compressor users power from a fan belt to convert refrigerant (R12 or R134a, often referred to as Freon™) from a gas to a liquid. I have about 50 AC repair articles on this site. Built for trouble-free ownership and 100% visually inspected Quality tested, this ac kit is backed by our satisfaction guarantee. You can also use a jumper wire to jump the two terminals that pass electrical current onto the air conditioning compressor. Remove the center nut or bolt on the compressor clutch, whichever it happens to be. Use the clutch removal tool to pull off the clutch. My air conditioner clutch stops engaging after driving in hot weather. The torque is transfer from the outer ring to the compressor shaft thru the springs. Water pumps, alternators and power steering are nice things to have. Inside the driver's side fender, close to the front of the car, there is a bracket that is held in place by one bolt, but which has a short horizontal bar as part of it which has two large clips encircling two cylinderical devices which have wires clipped into them at the bottoms. AC clutch screeches. Incoming search terms: Ac Compressor Locked Up,Ac Compressor Locked,How To Unlock An A/c Compressor,Locked Up Air Conditioner Compressor,What Happens When Your Compressor Locks Up,Ac Clutch Locked Due To Low Freon How To,Any Connection Of Car Air Condition And Catalytic Converter,Can Ac Compressor Locks Motor,Can You Run An Engine With A Locked. See images from Volvo that show the AC clutch. The clutch hub is only a 20 minute fix anyway so if it doesnt work i'm only out 50 bucks. Compressor clutch failure is much more common on older vehicles. PWM signal continuously varies between zero and 12 volts. The clutch on the front of the compressor usually has 1 wire which runs behind the clutch across the top of the compressor. A slipping AC compressor clutch is a sign of severe wear, shorted clutch coil or an incorrect air gap (explained later). This allows the compressor to shut off even while the engine is running. By repairing / replacing only the clutch, you are saving on labor, compressor and parts like filter drier and expansion valve. You pop the hood and the the Air Conditioning Compressor Clutch will not engage, so lets figure out why not. (4) bad compressor clutch. placed dye in system but see no leaks but ac compressor clutch not engaging. Newparts Premium Quality. Auto AC Repair LLC. That said, installing a new AC Clutch does not change the fact that your AC Compressor still has 75,000 miles on it. A unit that's making noise when the clutch is engaged, but makes no noise with the AC off is showing signs of internal damage. If it was the case where the compressor should not come on, reasons might include: The compressor clutch is shot. Since I have seen a number of. How to Remove and Replace an AC Compressor Clutch and Bearing - Quick Version - YouTube More information Find this Pin and more on Ratchets And Wrenches by Ratchets & Wrenches. The compressor is driven by a belt attached to the vehicle’s engine which is engaged by an electromagnetic clutch so that it will only add resistance when in use. If the thermostat has shorted out, it might send continuous voltage to the compressor and cause the compressor to run all the time. Always wear safety glasses when working on your vehicle. Install the shaft key with pliers. The clutch can burn or the bearing can fail. Jeep Cherokee. What ballpark cost am I looking at to fix my A/C? of difference because the problem is in the compressor itself, not the pulley clutch. Add refrigerant Evaporator Not Cooling. This one starts out as a noise diagnosis that ends up working in an AC clutch repair on a 1998 Acura 3. I watched him fix it using the following procedure. By repairing the clutch, you are saving on refrigerant, labor, compressor and parts like filter drier and expansion valve. It is a simple process and only involves locating the compressor clutch, and then using your eyes to see if it is. have checked all fuse box ac fuses and relays. Its compression capacity is controlled by a PWM (pulse-wave modulated) signal from the ECU. An automotive air conditioner has a high and low side, divided by a metering device and the A/C compressor. When current flows through a magnetic coil in the clutch, the clutch engages. My a/c clutch is rattling. I have about 50 AC repair articles on this site. 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. It still blows cold but when the compressor cycles on it makes a fairly loud rattling noise and when the clutch disengages it goes away. Review (mpn: 16002352-101 for sale) 16002352-101 Oem Ac Compressor Repair Kit Fits Lexus 2008 2014 60-84428rn. If the capacitor fails, the compressor won’t start and the fan will only blow warm air. The compressor is a Zexel and I think the numbers on the plate were DCV11J. As soon as the current stops, such as when you turn off your air conditioning, the clutch disengages. Basically, that ring around the center bolt is kinda rubbery. You may feel more resistance on some parts of the rotation, but you should not feel any grinding or grittiness. Failed AC clutch. The air-conditioning system in your Ford is basically a circulation loop through which refrigerant is pumped by a compressor. when AC is turned on (clutch engaged) the noise goes away. Check out the YouTube video from EricTheCarGuy called "AC Clutch Repair and Noise Diagnosis -EricTheCarGuy " I can't post a link because I'm new to the forum and the site won't let me link yet. If you don’t find what you’re looking for here, go to this page.