how do I cycle the A/C compressor?

CSG

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Apr 3, 2007
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Sulphur, La
Trying to charge the A/C. I have about 10oz in it and it won't take anymore. I do not see the pressure switch. How do I get the compressor to come on?
 

stangn

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Jan 10, 2012
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Seffner,FL
Might be able to unplug the compressor clutch and just apply 12 power and a ground. I know they are variable speed but it's worth a try. If it won't work you'll need a recovery machine to pump in the refrigerant charge.
 

CPRsm

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Feb 3, 2009
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San Diego, Ca
Was the system opened? If it was you need to draw a vacuum on it, you can't just stick a can on it. It won't fill with enough refrigerant before it hits the pressure limit. If you need to just cycle, start car and turn AC on
 

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