I installedAC in my '96 Ranger 3 years ago - and it worked good for 3
years. It didn't work this spring so I topped it up with 134A and die,
and it worked for about 2 weeks. I went at it with the UV light and
found a big stain at the low pressure service valve. Had it into the
shop today and replaced the shrader valve - no other leaks. How common
is it for a shrader valve to fail "in service" (not while being
charged or drawn down)?
On Fri, 15 Jul 2016 09:25:32 -0400, Stormin Mormon
I think for the ninety six cents they cost it would be a good idea to
replace them every time a system is "opened" (refrigerant removed and
system drawn down or pressure tested) . There ARE tools made to
replace the core without emptying the system -so I guess it's not an
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