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  1. Replies
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    1,473

    what I know

    I have allways used R401a/MP39 in med. temp and R401b/MP66 in low temp retro fit. Both referidgerants run @ a higher head than R12 though. This link is a PDF file that should help you:
    ...
  2. Thread: UV lights

    by schlag
    Replies
    7
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    876

    I din't even know they made 24v UV lights. My...

    I din't even know they made 24v UV lights. My first thought is not enough power to kill much. However, I am not shure. I am still debating if I should put a 110v UV light in and wich brand to go...
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    If you used that rule of thumb on a system during...

    If you used that rule of thumb on a system during summer that has a head master, you will find that your system is horibly under charged when winter comes along. Dont put rules on your thumb, if...
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    2,806

    micropower guard

    I have worked for a contractor that sold micropower guard filters alot. The customers would tell me that they were extreamly satisfied with them and many said they were having alergy relef. All I...
  5. Thread: UV lights

    by schlag
    Replies
    7
    Views
    876

    UV lights

    I am curious what other HVAC professionals think about UV lights? I have had customers tell me how less sick they are, and how happy they are with there UV light. Some have told me that there...
  6. I have had to troubleshoot many txv's wrapped...

    I have had to troubleshoot many txv's wrapped with cork tape. If it was wrapped the wright way you just give it one good score with your knife and it has all ways peeled of easy enough for me. I...
  7. I would use what the manufature recomends for...

    I would use what the manufature recomends for insulation but you can pick up foam tape insulation @ any Home Hepot or Lowes. I have liked using cork tape insulation on odd shaped devices like txv's.
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    1,895

    redneck oil trap

    I like the redneck oil traps on the low side line behind the condensing unit. I ran into an install similar to this, but the compressor was seized up. A lot of oil came out of all those coils, not...
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