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A/C Broken quick question

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Old Aug 23, 2010 | 08:28 PM
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jbridwelltransam's Avatar
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Default A/C Broken quick question

Well Thursday my AC was blowin cold as could be and friday it is blowin out straight fire air. I believe it has leaked out all of the freon, but the question is where are the most common places for these systems to develop a leak? Also is it possible that it could be something else simply because it happened so quickly?
Thank you
Justin
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Old Aug 23, 2010 | 09:57 PM
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It could be a couple things. If it was running cold one day and hot another day you either have developed a serious leak or the compressor could have failed. Can you confirm that the compressor is turning on? You should also check how much pressure the A/C system has by connecting a pressure gauge to the high side.
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Old Aug 23, 2010 | 10:15 PM
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Originally Posted by RamAir95TA
It could be a couple things. If it was running cold one day and hot another day you either have developed a serious leak or the compressor could have failed. Can you confirm that the compressor is turning on? You should also check how much pressure the A/C system has by connecting a pressure gauge to the high side.
+1 - Check the compressor first to make sure there is pressure and also that the clutch is engaging.
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Old Aug 23, 2010 | 10:36 PM
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The two most common leak points are the compressor crankshaft seal, which will show up right behind the pulley. The other is the compressor case seal where the 2 halves come together.

Remember, if you have a refrigerant leak you also have an oil leak. When you recharge, you'll need to add oil to the system as well.
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