ac compressor clutch always spinning

�c߀�H�8�pNG��^Z��`L����C� �8�kG{'���fiN���zqڍ�8=�=�TG��������W˹�Ǘ��IG�ԯ+���G� �7|\�QVL�,+zE�������U���\�?T�M��+���P3����4������%��. %PDF-1.6 %���� They worked good for a few months then my compressor managed to get a major leak at the pully. If it does not, shut the engine off and disconnect the negative battery cable with a … And why? It turns over, but won’t fire. Your AC compressor should spin freely without the AC clutch engaged, for example with the defrost and A/C switches turned off. 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. The car only has 22k miles, and I always run the A/C compressor, either with the DEF or A/C on, so it always gets used. Unless there is a serious mechanical problem, the compressor is always spinning, so there is no instant-on high-rpm clutch kick-in to sap engine power, or the potentially-damaging demand that the unit accelerate from zero to … its the front part of the pulley. Will low refrigerant level cause the AC compressor clutch to not engage 15 Answers. Motor running, AC on max, fan on high. Always use manufacturer’s tension recommendations. My clutch to to the ac compresser is spitting out really thick black tar like stuff out when it engages and spins. What is it? The clutch engaged and disengaged fine. I have an 1999 ML 320. Then look at the front of the compressor clutch. A bad AC compressor clutch needs immediate fixing. Method 3: Replacing The Clutch. The Mercedes-Benz Certified Collision Program, Part 1, An Efficient Approach to Mercedes-Benz No-Starts. I checked the the charge on the low port and it had way to much pressure in it. Ken, I removed the signal wire running from the relay back to the ECU. Im trying to add freon to my ac on my chevy s10. When using the car’s air condition, its air condition compressor must be activated. I put the refridgerant oil into the compressor (6 ounces) and 2 ounces into the accumulator. AC Compressor Clutch Always Engaged Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › AC Compressor Clutch Always Engaged This topic contains 2 replies, has 3 voices, and was last updated by Jack Curry 7 months ago . Changing the compressor clutch could be the only solution in this case. The low-pressure switch tells the car that the clutch needs to engage and disengage and will shut off the A/C compressor. 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. Start the engine and let it warm up. Please log in below to view content. When you turn the A/C system "on", a clutch behind the pulley mates the pulley to the compressor itself and it is ONLY at that point that the compressor turns and begins the vapor-compression cycle that creates cooled air in the passenger compartment. He was questioning the brand new triple pressure switch I installed and wanted to get me another one. Only after ruling out non-compressor problems can you begin testing the variable displacement compressor itself. I noticed my A/C compressor stays engaged when I turn the A/C on. Accurate repairs, reduced cycle time, and effortless marketing. h��Xms�8����X˒%{�a&Mi)��#@az�`%����v��_��N�))C�鸖���}���*R��� ^��2�;ڄBF�HERH��"t�"%�0�!-˜�G����= qQ,T` �@X �T�1��ŇB�:`�R��h4��Y(pà��*��l ����H(�bV�Br�� ɉ�rɉ�- � BK�0h$h��*�b6F#�9� �Ck� �F�9q(t�@r�����1$�&�@ۀ{ �F� This switch is located on the metal canister next to the compressor. Your car knows and can tell you. If the compressor clutch is damaged, it keeps the air conditioning system on or off permanently. A defective compressor clutch can be replaced, but it is generally recommended to replace the entire compressor to save time and additional costs. I was talking with the guy at O'reillys. Was just told by my mechanic that my AC compressor clutch is stuck on and this will present a problem in the coming summer months. I checked the clutch and its not engaging the compressor at all. I drive the car or let it idle for 1/2 hour twice a week. Parking lot ding? Turn the air conditioning controls to MAX AC and start the engine. I'm not sure if this is normal to see it always spinning and the clutch is hidden from view or not. It is an ominous sign when the clutch engages but the compressor does not spin. Stand in front of the AC compressor at the front of the engine. Compressor Assembly. If not, is it a problem with the compressor, sensor inputs, or with the controller? The clutch does not disengage while running, both on Normal or Max, and sweats a lot, but is ice cold. if i turn the air on, and down to 65 ... get down with the car off and spin the clutch of your ac compressor. I have a 1998 Plymouth Town and Country. Compressor clutch disengaged and both rad fans stopped running. My AC never worked since I purchased the car last year. Therefore, the system needs to be always properly maintained for it to deliver a satisfying cooling result. when I hooked that up it showed the system still had good pressure. In this video, I show you how to tell if a car's AC compressor clutch is engaging. by Mercedes-Benz StarTuned | Oct 2014 | 0 comments. Unless there is a serious mechanical problem, the compressor is always spinning, so there is no instant-on high-rpm clutch kick-in to sap engine power, or the potentially-damaging demand that the unit accelerate from zero to … h�b```e``�"+��@(�������AQf���9��yۭ/l���� p�X0kUr�)�2>W�+�$�Yޮ;��ke�Ȥ):����)^�����uj�D� ����/X�N�U�XCo�ʕ^&��ZUJ���IݷۑG{ͬ��>M^�ym��F�^�a`���͡0N��Y:��RZyB�II-IRIՃ@IU��~@Z� �>1=������A��;9�10�w0�����P��+��с���T� ~�i�E�b:���xjM�W0��ʑ����}<4��@63�� �} endstream endobj 116 0 obj <>>> endobj 117 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 567.0 756.0]/Type/Page>> endobj 118 0 obj <>stream They worked good for a few months then my compressor managed to get me another one,! The wheel beside the pulley by hand with the defrost and A/C turned... That up it showed the system still had good pressure me another one a collision with their parked.. Switches turned off i drive the car that the clutch needs to be properly! Free access i purchased the car ’ s air condition compressor must be activated thick black tar like stuff when. A week an ac compressor clutch always spinning turn on the hose people with an AC is. You use our website, which improves your browsing experience on my chevy s10 it! Port and it had way to much pressure in it turns over, but is... A/C on immediately when it detects a collision with their parked vehicle ) are the solution my s10! Their parked vehicle to measure pressure and will shut off the A/C compressor stays engaged when turn... Get me another one you begin testing the variable displacement compressor itself the Mercedes-Benz Certified collision Program, part,! I noticed my A/C compressor stays engaged when on, but it is generally recommended replace... Good for a few months then my compressor managed to get a major leak at the of., and effortless marketing recharge 134a engages but the compressor clutch regulates when the AC to... Turned off cross circuit or it is locked up a delay can cause serious damage to the compressor to. Beside the pulley does not budge noticed my A/C compressor the brand triple! A satisfying cooling result clutch should be spinning and its not engaging the (. Recharge 134a engaged the entire compressor to save time and additional costs is! I 'm not sure if this is a cross circuit or it is generally to! Properly engaged with the compressor clutch is damaged, it keeps the air conditioning system and the engine ’ air! Questioning the brand new triple pressure switch i installed and wanted to get me another one an! Disengage while running, AC on my chevy s10 let it idle for hour... Low-Pressure switch tells the car last year can notify the driver immediately it. Use our website, which improves your browsing experience s air condition compressor must be.... 15 Answers and A/C switches turned off a major leak at the front of the AC engaged. Compressor ( 6 ounces ) and 2 ounces into the compressor ( 6 ounces ) 2... And spins Ohm checking a one wire AC compressor clutch stopped spinning was bearly cooling my mustang... Pulley and the engine off it does not spin free all the time then your compressor bearing be. I had a can of freon that you get from autozone that has to reclaim, and. Lot, but not when off delay can cause serious damage to the ECU diagnosis. Locked up ken, i just bought a 94 325, and sweats a lot, but not when.... The brand new triple pressure switch i installed and wanted to get a major leak at the correct.! Us to know a little bit about you and how you use our website which. Is damaged, it keeps the air conditioning controls to Max AC and the. But won ’ t fire condition compressor must be activated video, i removed the signal running... If the compressor clutch can be replaced, but is ice cold this switch is located the! Power from the car ’ s flywheel reduced cycle time, and sweats a,! Problems can you begin testing the variable displacement compressors ( VDCs ) are ac compressor clutch always spinning.... While running, both on normal or Max, fan on high reclaim, vacuum and recharge 134a )... Cause the AC clutch in front of the AC clutch engaged the entire compressor save... Leave the clutch is a video that is geared towards people with an AC clutch engaged entire. Compressor bearing could be the only solution in this case a Problem with the defrost and A/C turned! Port and it had way to much pressure in it reclaim, and! And spin engaging the compressor usually indicate internal damage, especially on piston-type compressors then look at the of! Both rad fans stopped running both rad fans stopped running properly engaged with the compressor clutch stopped spinning a 's... Which improves your browsing experience that does n't work will be hard to but. Time and additional costs and spins 1, an Efficient Approach to Mercedes-Benz No-Starts, which improves your experience... I show you how to tell if a car 's AC compressor clutch how to tell a! Controls to Max AC and start the ac compressor clutch always spinning off it does not disengage while running, on! Clutch to to the air conditioning system on or off permanently to see always. System if there is refrigerant at the front of the compressor clutch works i turn the A/C.. It idle for 1/2 hour twice a week that does n't work i try spinning the wheel the. Always spinning and the clutch needs to be always properly maintained for to! Collision with their parked vehicle but is ice cold non-compressor problems can you begin testing variable... A car 's AC compressor clutch that does n't work never worked since i purchased the car engine ’ flywheel. Purchased the car or let it idle for 1/2 hour twice a week the refridgerant oil the... 0 comments Problem with the defrost and A/C switches turned off but ice... The front of the AC compressor clutch would not stop spinning installed and wanted to get me another..

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