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Any way to test 1993 240 inline pressostat WITHOUT draining a/c system?

Okay, When you say test with an Ohm meter, before and after switching a/c on you mean while hooked up to the pressure sensor, correct?

After 2-3 minutes, the switch should close and the fan come on and the Ohms should go to zero, correct?

I am thinking about bypassing it altogether with a manual switch run into the cabin for an "a/c booster" switch to improve performance in high temperature/high traffic situations.
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93' 240 Classic Wagon 220K & 92' 740 Wagon Regina/Rex 90K






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New Any way to test 1993 240 inline pressostat WITHOUT draining a/c system?
posted by  mr.zorak subscriber  on Thu Jun 25 12:25 CST 2009 >


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