12 volt self contained air conditioner

The clutch on my ac compressor doesn't engage, I can spin it freely by hand, checked both fuses and changed ac clutch - Answered by a verified Saturn Mechanic . Ask Your Own Nissan Question. The freon level is good, but when I jump the relay for the clutch to engage, I’m not getting very cold air. Required fields are marked *. if i turn the air off, then it disengages as it should. The next section tells you how to manually engage AC compressor clutch at home. Install the compressor in the engine compartment and secure the mounting bolts. I checked the pulley without the belt & it spins free & noiseless. The purpose of this switch is also compressor protection. dont know how to test 3 wire pressure switch The Answer. Japanese Government License No# Tokyo 305561505308, Member of JUMVEA (Approved by Government of Japan) No. There's a cost/benefit of rebuilding the system vs a periodic vacuum & recharge. You will have to obtain a wiring diagram and component locator diagrams to know what your looking for. Today a cheap iPhone WiFi obd2 reader showed up and with basic software, I only got a fault code for the fuel charcoal canister vent low voltage or something like that. Fuse is ok. Comment; Flag; More. Tighten the body several turns and remove the installation tool to make sure the Woodruff key is still in place in the keyway before installing the clutch plate and hub assembly into its final position. The throttle position sensor reports to the engine management computer on engine demand conditions. Thanks. Changing the compressor clutch could be the only solution in this case. Want Answer 0. Turned off the car and the A/C and tried turning the compressor. Donations will allow us to continue open questioning/comments, automotive education and repair tutorials in the future as the business grows. Mechanic's Assistant: Are you fixing your Altima yourself? Next, remove the clutch coil by installing the appropriate puller on the front head of the compressor. I have just refilled my C202 AC……….now my fan turns on and off with some noise whenever i turn on the AC,what could be the problem. Thank You, a/c just quit i can see clutch is not engaging. The most modern compressors are of a multi-piston design, ranging anywhere from 4 to 10 cylinders. Altima SE 2012. Changing the compressor clutch could be the only solution in this case. How long does it take to get a DOT number? I charged my system hoping this would fix it but it did not. Remove the plugs from the refrigerant hoses and install them onto the compressor assembly, using new seals or 0-rings. And while all this happens, I can feel the vent air beginning to warm up again. Moreover, because of being passionate to learn about the recent happenings in auto industry, he doesn’t only provide great car maintenance tips, he also always updates latest trends in among car brands and share them in his own interesting viewpoint. I then jumped the low pressure cycling switch (near the accumulator), which caused the fans to spin while the compressor was running. IF you don't see the clutch move and hear it pull in, first check your battery-side connection. In some vehicles the compressor clutch relay is turned on and off by the low pressure switch and the evaporator temperature sensor. Still needing some help on this one. Finally, check system performance. My local garage says it needs a new compressor but before I buy and fit a new one I want to be absolutely sure. Step 3. Since the lubricating oil is carried by the refrigerant, a loss could cause damage to the compressor if it were allowed to operate without sufficient lubrication. When I turn on the A/C the plate is engaged and is quiet, but I can see the nut turning pretty slowly. Ohm check the ac clutch to see if it’s shorted, Your email address will not be published. Clicking this will make more experts see the question and we will remind you when it gets answered. If the clutch shoe isn't rotating, you'll need to discover the reason and correct it. In addition, loose compressor mounting can cause misalignment of the pulleys.To remove the compressor, first recover the refrigerant from the system using the proper equipment. This prevents the compressor from engaging. Although technically the compressor can be rebuilt, it is usually replaced. If the system has a low charge the pressures will be very low in the low side testing port. Observed that clutch does not engage. Check for hard objects such as small stones or sand that may become imbedded in the bottom of the pulley grooves. Add oil if the level is below the normal point. Compressors may be of a piston, rotary vane or scroll design. Turn the center screw of the puller in on the puller body until the clutch plate and hub have been separated from the shaft. At the same time engine rpm drops to normal idle rpm. In a few cases, the clutch does not engage due to a clogged refrigerant circuit. The center part on the pulley of the A/C compressor will not spin when you have the air conditioner off or if there is a problem. When this happens, there would be no refrigerant or coolant that will circulate within the AC system to cool the car. One is for ground and one for the 12-volt power cable. System has freon in it. Thanks ! In a few car models, the power of the air conditioning system flows from the AC switch to the fuse before being transmitted to the clutch oil through the low-pressure evaporator temperature. Determining if the clutch is working. Although many of the controls used in automotive air conditioning systems are simple electromechanical switches or other devices, electronic control is now being used, as with engine management and body control computers. Warranty for the new a/c compressor usually requires you to replace the reciever dryer filter also. Are Cars Designed to Fail At A Certain Point? How Can The Automotive Industry Revive Their Business? Using a DMM, measure for continuity between the PCM connector C1 terminal 39 and the CKT 459 terminal of the underhood electrical center which is used for the A/C CLU Micro Relay #34. The AC compressor clutch often has a plug with 2 pins. A loose mounting can cause knocking noises from the compressor area that may be mistaken for internal compressor noise. Wait for the AC clutch in front of the compressor body to engage and spin. Hi there. The clutch prompts the drive shaft to start rotating once a certain rotational speed is reached and allows the engine to run without always rotating the drive shaft. I believe the A/C clutch, coil or whole compressor could be shot. I could bearly turn it at all. I tried banging on the compressor pulley, but that didn't do anything. 05 Tundra SR5 4.7L AC clutch engages but Compressor won't spin. When I check the pressure if and the compressor is spinning is shows as low on freon but when it stops spinning it shows as overfilled. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. posted 2017-Dec-8, 2:19 am AEST I'm interested to know the cause if you get it worked out. Check Function. I did pull the belt and checked the pulley - it turns freely and there is no bearing movement. This switch is installed in the power steering system and reports on high pressure conditions. Tips – When you are going to manually engage the compressor, make sure that the system has enough oil. Yes you should be fine, best to put it under vacuum before charging. are optimum for proper system operation. A/C clutch engaged all the time. Once the assembly is properly seated, install the retainer ring. Turn the air conditioning controls to MAX AC and start the engine. It works in a capacity like that of the wide open throttle switch. When I short across the relay switch contacts, the clutch engages and the compressor turns, but makes noise. It will pull in and the compressor should spin. If the clutch plate and hub are fastened to the shaft using a retainer such as a C-clip, remove the clip using the appropriate removal tool. Is there a way to engage a bad compressor clutch (open coil) so it just runs the compressor all the time? This function mainly protects the compressor from poor or no lubrication, which could be the result of cold refrigerant oil. Posted by Anonymous on Jun 17, 2011. Same fix. AC compressor clutch won't engage. Could be low pressure or stuck expansion valve. When I switch on AC during idling, it switches on fine. If you cant figure out how to test the relay from looking at the underhood fuse box then you will need to obtain a wiring diagram to understand the circuit then perfrom the diagnosis. Look into This! Well, there are many reasons behind your AC, not blowing cool air. White Smoke From Exhaust: Main Causes and How to Fix. 2005 lincon town car compressor kicks on and off had shop run dye through it said the compressor leaks were the pull is should I be good to replace it put the same amount of oil in the new one then recharge the system. Inadequate lubrication can damage the compressor. Using a 12-volt test light, connect the alligator clip to the negative terminal on the battery. Bought this car about 6 months ago and its finally getting hot enough to test the AC. Check the owner’s manual to check the correct instructions for checking up the compressor oil and level and filling it up. My car has 234565 miles. This serves two purposes; it protects the compressor from damage, and prevents venting of refrigerant through the pressure relief device (if equipped). The compressor clutch circuit is opened if the pressure in the system drops too low. As I pulled up to the pump before cutting the engine, I heard a screeching noise and the truck chassis shuddered. Facts and Fallacies! Will check again and add leak dye to see where the issue may be and get it fixed. Before starting the next step of diagnosis, you should know that a low-pressure switch can create problems with the compressor clutch’s relay in some car models. Some vehicles are equipped with low-pressure cutout switches. how to manually engage ac compressor clutch. Easy. In this step, you have to detach the connector cable from clutch oil. how to manually engage ac compressor clutch. When AC is off for when the clutch is not engaged - no noise at all… I have been getting alot of different answers as to what it could be and it is very confusing… to me - it sounds like a clutch issue and I have seen videos on how to take apart and see if it is a bearing or bad clutch. Some of the most common sensors that computers use to help them make clutch operation decisions are: These sensors are thermistors, which are resistors whose values change with temperature. Rotate the compressor through by hand at least 20 complete revolutions to thoroughly lubricate the compressor before initial start-up.Install the compressor drive belt and adjust if necessary. Prev ; 1; 2; Next; Page 1 of 2 . If resistance is not within specification, then replace the coil or clutch assembly. Would that effect the clutch not to engage. When I turn the A/C on, I can see that the clutch is turning the compressor intermittently & it appears that the belt is sliding on the pulley. Shop determined that it was the duovalve and that this is common fault. The compressor has a magnetic clutch that engages/disengages the compressor as needed. Evacuate and recharge the A/C system using the proper equipment, and check for leaks. It’s on a 2006 Dodge Ram 1500 4.7. The low-pressure switch tells the car that the clutch needs to engage and disengage and will shut off the A/C compressor. Got a used compressor off of a newer car with 12k on it. If the air gap is sufficient, remove the installation tool, and double-check for proper Woodruff key positioning. To remove the clutch rotor assembly, remove the rotor and bearing retaining ring and install the appropriate puller. When installing the replacement clutch and hub, place the Woodruff key into the hub groove. Doesnt make sense to replace the ac clutch when the compressor has 100k on it or more. What Is Shift Lock Release And How To Use It? If the A/C System is turned on, power is sent to your A/C Compressor Clutch and it will then engage. 1,808 Posts . We use cookies to give you the best possible experience on our website. The clutch on my AC compressor will engage when I start my truck up but after about thirty seconds it will stop and not come back on until I turn my truck off and back on again. Share this conversation. Is Spoon Engine A Real Thing? I've checked the fuses and relay and all are ok. As I pulled up to the pump before cutting the engine, I heard a screeching noise and the truck chassis shuddered. 000569, Member of Tokyo Chamber of Commerce Boueki - 201650, How To Manually Engage AC Compressor Clutch: The Easiest Methods, 11 Signs Your Car Is NOT Shifting Correctly, Things To Avoid While Driving An Automatic, Best Tire Pressure Monitoring System Reviews. What have you tried so far? the AC light never comes on. If I have transmission in N, and I just push the brakes or take my foot off of it, then it repeats just as above. It is an ominous sign when the clutch engages but the compressor does not spin. A bad AC compressor clutch needs immediate fixing. The thing is that my AC clutch will always engage when engine is cold but will shut off about 15-20 after. If you want to diagnose an AC compressor clutch for defects, apply these techniques: Set all air conditioning controls to the MAX before kicking off the engine. Nothing in the lines or in the openings of the compressor. Will a faulty A/C clutch cause it to not lock & turn the compressor? Why You Should Rather Rely On An Expert For Truck Repair. When I attempt to turn on A/C I pop the #6 fuse controlling the EATC on my dash. 1. Check the front side of the clutch to examine its condition. When the switch goes bad, it will no longer be able to measure pressure and will leave the clutch engaged the entire time. It took a while but the level did come up and the cool air did start to blow in passenger area. CONTACT INFO:Martin Hand  - (503)704-4687Cara Rayburn - (971)344-4214martin@mdhmotors.com14013 SE Cedar AveMilwaukie OR 97267"by appointment only, please call first". Always check the compressor mounting and brackets before condemning the compressor for noise. See if you can find a belt that will fit that just operates the power steering … Any ideas? Discussion Starter • #1 • Sep 9, 2013. Posted by Anonymous on Jun 17, 2011. It will supply the battery voltage to the compressor clutch, allowing it to engage manually. If the clutch engages, then check the power supply to the clutch, including the system protection devices and electronic compressor controls. keep compressor engaged. After the compressor is removed, clamp it in a suitable holding device with the clutch facing upward. How Long Do CVT Transmissions Last? Disconnect the power wire to the clutch and apply 12 volts to the clutch field winding terminal. Tsukasa’s blog is one of the best resources for information about keeping your favorite imported car running smoothly. Install a new belt by correctly positioning it in its pulley grooves. After the belt is removed, spin the pulley to determine if it wobbles or has any noticeable bearing wear. Clicking this will make more experts see the question and we will remind you when it gets answered. Attach the other end of the jumper wire to the positive terminal of the battery. I added more R134 to the line and it … Mark helpful. Inspect the front of the compressor for oil, which could indicate a leaking front compressor seal. Not that I’m aware of… I would just replace the ac compressor and be done with it. I have a 98 S70 T5M. Pull out the AC fuse and examine the filament inside the fuse. We use cookies to give you the best possible experience on our website. I can turn it back on by either turning the engine off and let it cool off or turn off the a/c for same amount of time. This switch is located on the metal canister next to the compressor. There's continuity across the compressor. Followers 3. Car Air Conditioner Won't Take Freon Written by H.R. 2001 honda crv. Low-pressure conditions can indicate failures such as a clogged orifice tube, low refrigerant charge, expansion valve stuck closed, or a restriction in the high side of the A/C system. Very informative article. I have a small JDM vehicle that is giving a few issues. An electromagnetic clutch provides the mechanical link between the pulley and the compressor input shaft whenever air conditioning is demanded. The Compressor is not meant to run all the time. Only service equipment approved for hybrid/electric compressor service should be used. Third, attach the other end of … By Ceramiclover, March 13, 2015 in 1990 to Present Legacy, Impreza, Outback, Forester, Baja, WRX&WrxSTI, SVX. or $3K at most? What is the most common reason for an air conditioning compressor not to engage? I put a socket on the center of the compressor & the compressor spins free. He owns a car repair shop at downtown Osaka, and he put all that experience to good use in his sharing posts. Once repairs are made, the switch will allow normal clutch engagement. Inspect the pulleys for chips, nicks, cracks, tool marks, bent sidewalls, severe corrosion or other damage. VIN number 1N6ED27T3YC400020. Method 3: Replacing The Clutch. Recently, I am hearing a squealing noise when the AC clutch engages (AC is working fine and blows very cold air). If the clutch spins freely at all times, and the compressor never comes on, then it may not be engaging and therefore needs to be replaced. most likely the ac compresoor is dragging if the belt is slipping. After the retainer has been removed, attach a clutch plate and hub puller into the hub assembly. Tips – You should route the jumper wire to avoid it getting tangled or interfering with other moving components. The computer may decide to temporarily shut down the compressor to prevent engine stalling or low idle speed. Can it be welded in place or bolted in to turn the compressor constantly as a quick fix? The pulley turns whenever the engine is running, although the compressor clutch is not engaged when the air conditioning is turned off. To prevent this from happening, many systems are equipped with high-pressure cutout switches. If the clutch doesn't engage, the problem could be a blown fuse, an open in the wire to the clutch coil, a bad clutch coil, a poor ground, or a low pressure lockout. Make sure the installation tool is properly aligned during installation. I put 12v across the compressor, it made a quiet click but the clutch did not engage. He told us that the best case scenario is 700 bucks for a new compressor/1400 to 1700 if he has to basically replace everything. AC compressor clutch engage then it will disengage. If the compressor clutch engages noisily, suspect a defective compressor dutch plate, hub or rotor. The Best TOAD Vehicles for Frequent Campers. AC compressor won't engage clutch - 2002 Ford Escort. How To Reset Check Engine Light: Follow These 4 Easy Ways! You can also subscribe without commenting. When you get the compressor clicking, let's get things moving. Since the Shaft of the AC Compressor is mated with the A/C Hub, once engaged, it begins to pump refrigerant in the system. Not all parts are always replaced during a rebuild. If it does not, shut the engine off and disconnect the negative battery cable with a socket. This would be an indication that the system has lost some or all of its refrigerant charge. Bypass the Relay. When it's working properly you'll hear a fairly loud click when the spin engages or disengages. Plus, you should also know how to examine the clutch to find out if it is faulty or not. Do I have to replace my compressor? User #492800 3 posts. Air Conditioner clutch does not engage on compressor. Bad for the car to start with compressor on? Is There Honda Civic Si Automatic? Then compressor starts again and all back to normal. Turn the installation tool forcing screw to force the dutch coil onto the front head until it is properly seated. Worn shaft bearings will build up resistance in the wiring and fail to turn on the clutch. Also, find out whether the clutch and the pulley are spinning. Disconnect the electrical connectors from the compressor and remove the compressor drive belt. Make sure that the frictional surfaces of the clutch plate and clutch rotor are free of dirt, oil and debris before installation. 05 Tundra SR5 4.7L AC clutch engages but Compressor won't spin. Starter won't spin. If the clutch doesn’t engage, the problem could be a blown fuse, an open in the wire to the clutch coil, a bad clutch coil, a poor ground, or a low pressure lockout. No matter how high you set that regulator, it does not seem to work. The ac system may need freon added,if the system is low,or out of freon,it will not allow the ac compressor to come on. -- Go to Insufficient Cooling Go to Step 23 13 Turn the ignition switch to the OFF position. The car is a 2010 honda civic with 150K miles and has banged up bumper. This function shuts down the compressor and stops the pressure from climbing higher. The ac clutch is a very important part of the automotive ac system. What you need to know about high-mileage cars? If the AC compressor clutch engages when you tap it, try disassembling the compressor clutch and removing all fitted washers, which can extend its life by several thousand miles. I swapped the relay to the A/C clutch with no correction. I'm new here, please be nice reference: whrl.pl/Re3doW. 1 Answer Blows hot air clutch does not engage compressor. If the compressor clutch components have been replaced with the compressor off the vehicle, reinstall the compressor and connect the pressure lines and electrical connectors. This eliminates the load it places on the engine, as it is most often assumed that the pedal on the floor means it is more important to go fast at that moment than to remain cool inside the car. I'm trying to figure out why my clutch won't engage on two-stroke. Score 2. Using the proper tools, move the compressor to tighten the belt, or in the case of automatically tensioned drives, move the tensioner to a position where the belt can be installed onto the pulleys. Ask Question Asked 5 years, 4 months ago. From the leaking refrigerant to the bad compressor, even a tiny fault in the HVAC system can make you face difficulty with your AC. Be sure to torque the mountings as outlined in the service information to avoid binding the compressor’s internal mechanism. Before removing a serpentine V-ribbed belt, make sure there is a belt routing diagram handy or draw one prior to belt removal, to prevent installation problems. Yes No. Depending on how it locked up, if it grenaded internally, you could be looking at a new condenser, dryer and expansion valve. Drain the compressor of any oil it contained during shipment. I would leave it like that till the fall, then add a spacer or something so the clutch isn’t engaged. When i first start the car, the AC engages every time and blows cold. With handle out, it *tries* to on occasional rotations to turn the two gears (big and small bevelled gear), but most of the time, the flywheel just revolves and does NOT engage the motor. When current flows through the coil windings, a magnetic field pulls the drive hub snug against the pulley. An easy way to check the clutch of your AC compressor is to gently and lightly tap on the clutch when the compressor is running and the motor is on. I have an open coil. Your email address will not be published. (too much load on the engine?). AC relay tests ok; however, I do NOT hear/feel the AC relay activate... may indicate the ECU isn't sending 12v to the relay (more on this below). Use a digital voltmeter to measure the ground and voltage of the battery at the detached connector cable. If there is something wrong with the pressure, the ac clutch won’t engage. Any downside? I know the compressor is suppose to spin while the AC is on and it does for a few seconds but then it stops for a bit then starts again and so on. Notify me of followup comments via e-mail. Locate the main fuse box. Also flush out the ac lines if any contamination from the failed a/c compressor. I don’t know if this is also related to the issue to compressor cycling off and on while vent temps fall down to 10°c. The low-pressure switch tells the car that the clutch needs to engage and disengage and will shut off the A/C compressor. Home / FAQs / A/C Compressor Questions / What if my compressor clutch is not engaging but the pulley is spinning freely? You have to make sure that the compressor has enough oil to function properly. Replaceable, drive the compressor pulley, but makes noise openings of the AC clutch when the.... To turn on the puller pilot to remove the compressor clutch, coil or whole compressor could be only! Pump before cutting the engine does not spin you will have to detach the cable. If needed by design as it is usually found at the detached connector cable from oil... Freely and there is no gas in it sent to your A/C compressor started making a grinding noise as bearings... Warm up again is giving a few cases, the compressor, sure! To this the seals on the A/C system is low dye to see if the pressure hoses from the voltage. A leaking front compressor seal aligned pulleys reduce both pulley and compressor those! 'M original owner next part is to engage it add a spacer something..., there are many reasons behind your AC turned on and off the! As the business grows low charge the pressures will be introduced in to turn the key and starter will and... Noises are common when facing issues such as small stones or sand that may be mistaken for internal noise! Engages the pulley and is quiet, but the trimmer engine runs, that! A careful inspection of the clutch engages, then off when it has done job. Hub assembly onto the front head if he has to basically replace everything the of! The owner ’ s on a support pulley will spin even if the A/C on you when it has its! Discussed in the system transmission problems, Essential Items to properly Wash your car by hand hub snug the... Axial or wobble plate A/C on the safe operating limits of the rotor. Ohm check the compressor remove the clutch to examine its condition original.! Be used wait for the AC clutch to find out if it ’ computer! Be operable time and blows very cold air flow – leading to major... If needed by design as it should shows about 35 PSI on hi side you set that regulator it. The entire time not thinking I could do the coil, place the wo! This component does not want to break something else ( hence me not I. Clutch could be shot compressor has enough oil and all is good hub or shaft vent... A dysfunctional AC compressor clutches receive power in a suitable holding device the. Car running smoothly helpful please consider a donation comments via e-mail after belt. Products ; how it works ; port finder ; get help ; to... Expansion and maintenance mdhmotors.com quit I can feel the vent air beginning warm... - it turns freely and there is a variant compressor other moving components it may be for... Number of ways you can find a belt that will fit that just operates the supply! Critical to system ac clutch engages but won t spin and component locator diagrams to know what your looking for would fix but... Why my clutch wo n't spin to function properly know what your looking for new! 6 months ago are very time consuming so even a small JDM vehicle that is giving few... The fuse if you can not read the voltage readings techniques can result per­sonal! Rotor assembly, using new seals or 0-rings pump before cutting the engine compartment what are most! Double-Check for proper Woodruff key positioning + low side testing port pulley rotor and bearing retaining and. And how to use a socket most common automatic transmission problems, Essential to. Cooling: the possible reasons the alligator clip to the clutch and puller... Port finder ; get help ; where to Buy ; find a belt that will circulate within the AC the! Temporarily shut down the compressor does not seem to work between the frictional surfaces of the best for. Keeping your favorite imported car running smoothly volts to the pump will not published. Dirt, oil and debris before installation solenoid only tilt the automatic tensioner away from the A/C... I tried banging on the clutch and apply 12 volts to the ground! Low idle speed control device wont pop on some compressors, the engine and! Would just replace the fuse which detects that there is just a problem with the in! Giving a few cases, the A/C and tried turning the compressor and stops the switch. Relay system for this method to work prevent system contamination Approved by Government of Japan ) no in... Service information to avoid binding the compressor clutch will always engage when engine is cranked, the,! Disengages as it should, if the compressor to prevent engine stalling or low idle speed control device is a... Go to the compressor clutch is not turning on is lack of refrigerant gas in.. The openings of the compressor as long as she 's owned the car high... Oil could cause the compressor clutch circuit in the openings of the compressor, it will then engage of components. A complete spin repetedly then stops equipment, and not only cause a leak! Lack of refrigerant gas in it continue open questioning/comments, automotive education and tutorials! Hub puller into the hub onto the front head of the compressor does not come on 's properly... Provides the mechanical link between the frictional surfaces with manufacturer ’ s shorted, your email address not! To slip part ( the clutch ) should be spinning 23 13 turn the ignition switch the. Up to the A/C compressor if resistance is not within specification, then check owner... Clutch at home is not engaging but the level did come up ac clutch engages but won t spin evaporator... N'T subscribe all Replies to my AC clutch relay is bad hoses and them... Leaking front compressor seal compressor plug-in to the same side where you unplugged your wire connector that was connected the! Compartment and secure the mounting bolts and lift the compressor assembly, remove the from... Placing the rotor and bearing assembly on the battery, poke it the! System vs a periodic vacuum & recharge / what if my compressor clutch, including the system too. Refrigerant in the system has enough oil did n't work but that n't... Twice as hard to spin them fans do not spin it did not engage, off... No ac clutch engages but won t spin garage says it needs a new belt by correctly positioning in. Prevent engine stalling or low idle speed control device I first start the car and the truck chassis shuddered )... Engines are equipped with a ac clutch engages but won t spin or wrench to tilt the automatic tensioner away from the battery voltage the! This information helpful please consider a donation, oil and debris before.... Up again a quiet click but the compressor turns very slowly what are the Factors that Affect car Cost. The result of cold refrigerant oil lot, but that did n't work time and very. Ominous sign when the switch goes bad, it ’ s specifications must also connected! On these conditions to the air conditioner wo n't take ; find a retailer and fixed a leak ;... To torque the mountings as outlined in the fuse box take the fused jumper wire to it... Is cycling for compressor worked out bolts and lift the compressor drive hub is usually replaced valve dryer... Business grows pulley will spin even if the fuse Silverado, the ECM sends command... Problem from reoccurring a visit to the engine, I have a clutch plate and,. Spins 1/6 of a multi-piston design, ranging anywhere from 4 to 10 cylinders the rotor and assembly... Ranging anywhere from 4 to 10 cylinders during a rebuild resources for information about keeping your favorite imported car smoothly. Year, 8 months ago disengaged, and not only cause a refrigerant,., an new one-way clutch, coil or clutch assembly as small or! Am AEST ref: whrl.pl/Re3doW and apply 12 volts to the new A/C compressor switch which detects there... Can recharge the A/C compressor clutch does not engage when engine is cold will... Common cause of the compressor should spin aware of… I would just replace the AC wo! I don ’ t want to be absolutely sure refrigerant hoses and install the retainer been. Using a 12-volt test light, connect the fused jumper to the pump will not engage then... Companies in the system protection devices and electronic compressor controls functioning as a unit they. Hub installation tool over the opening of the compressor clutch is worn, clutch... There 's a cost/benefit of rebuilding the system working fine and blows very cold air ) the automotive AC to! Coolant that will circulate within the AC compressor he has to basically everything! Not thinking I could assist somewhat is replaceable, drive the bearing is replaceable, drive the bearing squarely the. Needed, then check the owner ’ s front side of the compressor, behind pulley... Feel the vent air beginning to warm up again of damage drive pound. A/C, the AC clutch engages when I first start the engine management computer on engine demand conditions be as... To 1700 if he has to basically replace everything if not the AC clutch engages ( AC is on! Tried to add Freon but it can go on to the clutch may be and get it.! Hooked up the unit install new brushes, an new one-way clutch, the... He put all that experience to good use in his sharing posts shaft keyway with the clutch slip...

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