Tightness of a/c pressure switch

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Jun 27, 2006 | 01:41 PM

psycle_1

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Tightness of a/c pressure switch

I had to replace my a/c pressure switch recently on my 99 Blazer, but it seems that my refrigerant has leaked from where the switch screws in. How tight should I screw the switch into the accumulator?

Jun 27, 2006 | 06:12 PM

tomsblazer

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RE: Tightness of a/c pressure switch

first, replace the valve where the switch screws in. Then snug the transducer into place.

Jun 27, 2006 | 06:56 PM

psycle_1

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Posts: 5

RE: Tightness of a/c pressure switch

The valve for the pressure switch is permanently attached to the accumulator...

Jul 2, 2006 | 06:06 AM

Chevy Lover

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RE: Tightness of a/c pressure switch

Quote:

ORIGINAL: psycle_1

I had to replace my a/c pressure switch recently on my 99 Blazer, but it seems that my refrigerant has leaked from where the switch screws in. How tight should I screw the switch into the accumulator?

There is no torque spec. it should be snug. if it leaks, the "o" ring is probably damaged. Remove it and replace the "o" ring