Quote:
Originally Posted by Xringer
75% Argon, 25% CO2
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Bingo
Very commonly used as a shield gas for welding.
I'll try it this week.
Quote:
Originally Posted by Xringer
I once read some mini-split AC install directions that said to charge
up the system from one end, while leaving a half-tight fitting on the other end.
Once refrigerant was seen leaking out, crank down the lose fitting.
That sounded a bit crazy, even to me!  |
Agreed, but it would work
I saw an A/C tech purge lines with R-22. Then instead of pulling a vacuum on the system he just blew the air out with R-22. What a waste of good refrigerant, I couldn't believe my eyes.