[Shop-talk] Epoxy/JB Weld on auto a/c line?

[tr3driver at ca.rr.com (Randall)]

> I think you're right, but then the only way they find the leak is by
> filling it.

But they don't necessarily fill it with Freon.  When I went through this a
few years ago, I believe it was nitrogen they used for leak checking.
(Turned out to be the compressor leaking through a joint in the housing,
only at high pressure.)

-- Randall