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  • Users: blutfort
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  1. blutfort

    R-22 Recovery Procedure Question

    While I am certified, all that means is I took the test and passed. I have a question regarding EPA regulations on recovery processes. 1. Assume I have a type II machine and recovered 20 lbs. of R-22 into a recovery cylinder. 2. I perform maintenance on the machine. 3. I evacuate the...
  2. blutfort

    Hot Water System Piping Technique

    Is there a reason that a hot water system shouldn't be assembled with brazing instead of soft soldering? Thanks!
  3. blutfort

    Diverting Valve vs. Mixing Valve

    I've spent the last hour explaining the differences between a mixing valve and a diverting valve to a new guy here in the shop. One question that came up is why mixing valve vs. diverting valve? I was always told that the valve had a better control characteristic when piped in the mixing...

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