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rick-l rick-l is offline
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Join Date: May 2002
Location: St Louis
Posts: 4,211
While we are on seals... now that is is less than -15 deg F in Minnesota and the pressure inside the AC is less than outside do o-rings etc handle negative pressure?

I know the pressure switch will keep it from running (except in my Porsche where there isn't one).
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Rick
88 Cab
Old 12-30-2013, 12:04 PM
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