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  1. Replies
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    Here, here! Carry on Engineering dept, lol. ...

    Here, here!
    Carry on Engineering dept, lol.

    Respectfully, though, I just understand how it works in practice & it is intuitive to me. Like HS physics or chemistry, I was never an A student, but...
  2. Replies
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    Wow, is this section slow! I have corrected...

    Wow, is this section slow!
    I have corrected these sick buildings, some with CO2 monitoring, but never got trapped in one.
    .
    :bump::pop:
    Boring subject, yet rampant in practice.
    Oh well
  3. Replies
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    The whole coil becomes the sensor, in the old...

    The whole coil becomes the sensor, in the old version. Very ice up resistant.
  4. Replies
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    Maybe tomorrow, you do not have a refer textbook?...

    Maybe tomorrow, you do not have a refer textbook?
    Maybe someone...
    Too late for me....
    Old, pressure converted to temperature
    On makes ice, off melts ice, wait til all gone, repeat.
  5. Thread: Whaaaat...

    by skwoodwiva2
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    14
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    915

    Good Q, I asked my boss the same thing, said just...

    Good Q, I asked my boss the same thing, said just do it.
    The oodles of Verizon cell site mods got the same screens, hey, it's a dark hole
  6. Replies
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    Why are they not serviceable, as the commercial...

    Why are they not serviceable, as the commercial versions?
    A little Teflon tape, the glass reinforced, normal kind, spun into a string, voila!
    I know I am 30 years late!
    Better late then never...
    ...
  7. Thread: Whaaaat...

    by skwoodwiva2
    Replies
    14
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    915

    Yes indeed, those hoods do require a bump in HP....

    Yes indeed, those hoods do require a bump in HP.
    Good reason to push a replacement...
  8. Thread: Whaaaat...

    by skwoodwiva2
    Replies
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    915

    :eek2: I hope the comments get more on topic,...

    :eek2:
    I hope the comments get more on topic, lol.
  9. Replies
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    You greatly loose efficiency with a clock! On...

    You greatly loose efficiency with a clock!
    On marginal systems or for general better performance, the old school cycle defrost scheme is the best. I duplicate its function with an A419 or the newer...
  10. Replies
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    2,792

    The Refco valves are improved & 2x oring, and are...

    The Refco valves are improved & 2x oring, and are identical. However the Refco SG, the lighter one on scale, is a different thread. You see one piece glass, I took it off a real sight glass, I forget...
  11. Thread: Whaaaat...

    by skwoodwiva2
    Replies
    14
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    915

    :eek2: Had up to next size already. I do...

    :eek2:

    Had up to next size already.

    I do as many as 10 or more a year, but 2 in 3 months here.
    Have a worst one, garbage corral, boss changed compressor on this 5 ton 410. Only 3 years old,...
  12. Thread: Whaaaat...

    by skwoodwiva2
    Replies
    14
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    915

    Whaaaat...

    Whaaaaat?797371
    Shame or Fame?
  13. Replies
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    2,792

    Yes, I get Refco parts for it. 25 years old....

    Yes, I get Refco parts for it. 25 years old. Radio Shack knobs...
  14. Replies
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    I way underestimated, 2x.796871796881

    I way underestimated,
    2x.796871796881
  15. Replies
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    https://books.google.com/books?id=UwAYAAAAYAAJ&pg=...

    https://books.google.com/books?id=UwAYAAAAYAAJ&pg=PA118&lpg=PA118&dq=inches+of+vacuum+mercury+"36+inches"&source=bl&ots=t0O9Lwk600&sig=Qe09-xbs22wa0IFt3e-scKwwOk4&hl=en&sa=X&ved=0ahUKEwj52p3V78zUAhWmC...
  16. Replies
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    BBeerme, I thought I would a various extra stuff...

    BBeerme,
    I thought I would a various extra stuff so I could try to recover gas at a faster rate, as you demo'ed796811
  17. Replies
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    BBeerme, I thought I would a various extra stuff...

    BBeerme,
    I thought I would a various extra stuff so I could try to recover gas at a faster rate, as you demo'ed
  18. The Sporlans do not go below zero! Lol

    The Sporlans do not go below zero! Lol
  19. It is in front of him! A challenge, trash the...

    It is in front of him!
    A challenge, trash the charge, & carry on. But thats me...
  20. Replies
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    I have been saving it for about 3 years for the...

    I have been saving it for about 3 years for the right application.
    Got it along with a similar , smaller 200 psi differential version. Sold it to a client & put it on his 5h80. I regret that...
  21. Replies
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    As Elmer Fudd would have said screwdriver...

    As Elmer Fudd would have said screwdriver...
  22. I do not think you should give up. We all have...

    I do not think you should give up.
    We all have gone through such as this is and learned.
    There is a wealth of info here in the public sections.
    The thing is starving for refer gas...
  23. Huh? Are you saying the SG is not clear?

    Huh?
    Are you saying the SG is not clear?
  24. Replies
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    To heatingman, Op is jimp , this thread is his...

    To heatingman,
    Op is jimp , this thread is his showcase.
    My username.
  25. Replies
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    I used them today, the good: I have orphan hoses...

    I used them today, the good:
    I have orphan hoses of too many red colors, so getting the high & low crossed up is ok.
    Very accurate & dampened with the cap tubes.
    Very easy to read.

    The bad:...
  26. Replies
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    9,874

    The Op is the Man here, all us nerds are...

    The Op is the Man here, all us nerds are a'scrambling to keep up. I knew these aggravators work never put them in practice.

    It's screwdriver via Elmer Fudd.
  27. Replies
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    To Op To millennials, there are many...

    To Op

    To millennials, there are many conspiracies.
    Who cannot just search Google, our site, **it, go the a supply house & look at the tools?
    Get the standard text book of our industry???

    Yes...
  28. Replies
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    Would be nice to spray it but you would need a...

    Would be nice to spray it but you would need a tough sprayer.
    Premium brake cleaner!!!
  29. Replies
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    Can you try acetone too? Thanks

    Can you try acetone too?
    Thanks
  30. Replies
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    Of course, why not? The zero adjustment is old...

    Of course, why not?
    The zero adjustment is old school to, on the needle
  31. Replies
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    Old School Cool Gauges

    Put this together today. I had the high gauge blow up when someone thought the gauge valve was open & put unregulated N2 on!

    I had this funky gauge I found at salvage place. I already had the...
  32. Replies
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    Be sure these sweat driers are fresh. Some...

    Be sure these sweat driers are fresh.
    Some brands of driers practically have no shelf life limit.
    Others do expire.
    ...
  33. Read the fine print, says: copper condenser coil...

    Read the fine print, says: copper condenser coil required.
  34. Replies
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    The J trunk damper is 36x36 and is the fresh air...

    The J trunk damper is 36x36 and is the fresh air intake for the entire building.

    Each 60 ton mechanical rm is adjacent to the bathroom.
    I did also set up my portable exhaust blower to remove...
  35. Replies
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    I never bag fruits in the fridge. Leafy, &...

    I never bag fruits in the fridge.
    Leafy, & anything they keep moist at the premium grocery, I do bag with extra water too. These last 3x more than unbagged, or perf-bagged!

    Science is amazed at...
  36. Replies
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    The GB does not matter on start, it is for when...

    The GB does not matter on start, it is for when you are starting to pump water vapor.
    Good, just keep your low gauge between 20 & 25" then open it up when it will not fall lower while open.
    The...
  37. Replies
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    No gauge set please, use a BValve on the pump & a...

    No gauge set please, use a BValve on the pump & a dedicated vacuum hose set. Use your gauges on a port on that larger manifold. But do not pull through your gauges.
    But yes.
  38. Replies
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    IAQ, shame thread

    Lets go! I will start with a doozy , lol.

    Got a new building, 280 tons of dx (indoors) with tower & boiler.
    Many 407c conversions to be done.
    Ask the boss if the j trunk was open, said it was...
  39. Replies
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    More, It keeps 35* now, but would freeze in...

    More,
    It keeps 35* now, but would freeze in various spots with the original glass. It is so tight it goes into a 45 sec time lock after shutting the door. This is due to the fan wire needing to...
  40. Replies
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    Hmmm, Ever use Yellow Jacket Seal Right hose...

    Hmmm,
    Ever use Yellow Jacket Seal Right hose ends?
    Get on board with this millennium & get a 72" set.

    You really get the 407 to work with only 20% POpE?
  41. Replies
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    Non invasive thermostat exerciser

    This is cooling version.
    Can you anticipate the heating version?795561
  42. Replies
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    Cause the Appion is condenser shy. I will try the...

    Cause the Appion is condenser shy. I will try the ice, but my coil & tub is always ready. I may just add ice then I would not need the pump.
  43. And...

    And...
  44. Replies
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    Get a JB 3. So your motor is going out on...

    Get a JB 3.

    So your motor is going out on thermal.
    Try monitoring your inches & keep the pump at 20 to 25 on initial pull down. This is a good practice with any pump that has no oil pump. Our...
  45. True that, but not it. Remember effective &...

    True that, but not it.
    Remember effective & cheap very cheap...
  46. True that, but there is a particular answer that...

    True that, but there is a particular answer that I am asking you to come up with about WHAT filter most suitable here.
  47. Replies
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    Is that a 1725 or 3600 RPM?

    Is that a 1725 or 3600 RPM?
  48. Replies
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    Have that SG clear and estimate 2/3 rds of...

    Have that SG clear and estimate 2/3 rds of receiver and add that too.
  49. Replies
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    As I joked, but not really, reduce the evaporator...

    As I joked, but not really, reduce the evaporator air flow to achieve less load on the CU & get lower SST. You will increace your delta T. What have you to lose? It will be an evaporator better...
  50. [Question] What is the answer to such situation- thoughtless filter by installer

    Kinda wall-o-shame, yet I find this a lot, owners getting cheapest bids & we come in and the client want no service contract. They just want it fixed on the cheap.
    1) clean the coil, duh!
    2) what...
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