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» Northern California Ford Owners     » Automotive   » Tech Talk   » How to replace AC pressure switch???

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Author Topic: How to replace AC pressure switch???
SydeWaySix
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I need to replace the ac pressure switch on my 96 (located near firwall) but not sure how to proceed with doing this. The switch is connected to a pressure line, so I can't just unscrew it.

Do I need special tools?
Will I loose my freon when replacing the switch?

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Posts: 9882 | From: Bay Area | Registered: Dec 2002  |  :
1FAST89GT
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u will need to evac the system cuz u will loose the freon
Posts: 4915 | From: VALLEJO | Registered: May 2004  |  :
Adam5.0
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you are supposed to get the system emptied first but just unscrew the switch and replace it. then recharge the system. big brother doesnt like freon released into the air. bad for the ozone

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want something old and japanese

Posts: 1609 | From: Brentwood | Registered: Aug 2006  |  :
gtowned
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dont just release it.that shit will fuck you up.burns your eyes throat everything.

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Taking terminators off the road one at a time...

Posts: 1106 | From: Sacramento | Registered: Jan 2008  |  :
94gt
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If you are talking about the switch in the upper left hand of this picture, then you shouldn't need to dump the r-134a.

The canister has an check valve... it should make a little hiss when you pop it off, but it shouldn't dump all the r-134a.

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Posts: 5777 | From: Beavercreek, OH | Registered: Jul 2003  |  :
94_DOHC
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Ditto on that. I have replaced a couple in my time. It has a check valve. It will make a small hiss when first removed. Just unscrew and replace with the new one.
Posts: 113 | From: south bay | Registered: May 2007  |  :
CLEEN 50
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quote:
Originally posted by gtowned:
dont just release it.that shit will fuck you up.burns your eyes throat everything.

LMAO i cant stop laughing. A little dramatic and graphic wouldnt ya say. I love it tho. [worship]

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Posts: 2534 | From: Peninsula | Registered: Jul 2005  |  :
Adam5.0
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quote:
Originally posted by CLEEN 50:
quote:
Originally posted by gtowned:
dont just release it.that shit will fuck you up.burns your eyes throat everything.

LMAO i cant stop laughing. A little dramatic and graphic wouldnt ya say. I love it tho. [worship]
r12 or r134a wont kill you, it may make you a little light headed but thats about it. wont even give you a buzz

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want something old and japanese

Posts: 1609 | From: Brentwood | Registered: Aug 2006  |  :
TR1
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quote:
Originally posted by 94_DOHC:
Ditto on that. I have replaced a couple in my time. It has a check valve. It will make a small hiss when first removed. Just unscrew and replace with the new one.

Yep not a big deal should take about 1 min. to fix. Do not drain the A/C.

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Yep.

Posts: 1381 | From: Bay Area, CA. | Registered: Jun 2001  |  :


 
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