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  1. Replies
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    A TXV does not react to load. It only reacts to...

    A TXV does not react to load. It only reacts to the superheat it senses.

    Now, that being said, if the bulb is not insulated or is somewhat in the ambient air, then it won't sense the true...
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    you are not posting any actual numbers so it is...

    you are not posting any actual numbers so it is difficult to make much out of "a decrease" or an "increase".

    for a txv unit, superheat shouldn't change much. i would believe that it would "float"...
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    Generally, i agree. the cool part about a very...

    Generally, i agree. the cool part about a very long shaft is that a few thousandths of a change in motor height doesn't make much difference...angularly anyway.

    i would use a laser alignment...
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    Did this thread get moved to the ARP section when...

    Did this thread get moved to the ARP section when I wasn't looking? 😆
  5. Replies
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    All radicals are dangerous. If you look at...

    All radicals are dangerous. If you look at history, all religions have had certain factions that were also "radicalized".

    It is the Islamic religion that is making headlines now. It will be a...
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    Mosques aren't the only place "radicals" come...

    Mosques aren't the only place "radicals" come from.
  7. i agree. my post was against the idea of...

    i agree. my post was against the idea of "classes" and my remark shows how ridiculous the idea is.
  8. Thread: Subcooling

    by jayguy
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    again, i don't know what this chart is used...

    again, i don't know what this chart is used for...is it a charging chart or is it an engineering chart? does anything else change as the temperature drops on the units this chart is associated with?...
  9. Thread: Subcooling

    by jayguy
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    while you are correct that subcooling depends...

    while you are correct that subcooling depends upon several variables, the chart shows "subcooling required" not necessarily what the sub cooling will be at various temperatures...i can not say if the...
  10. Thread: Subcooling

    by jayguy
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    If ambient temp is the only thing that...

    If ambient temp is the only thing that changes...false. You will get less subcooling as the ambient drops.
  11. Thread: Daydreaming...

    by jayguy
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    Porn star. HVACR has taught me a lot about laying...

    Porn star. HVACR has taught me a lot about laying pipe, getting into tight spaces, working in the dark and safety googles.
  12. Thread: Can't decide

    by jayguy
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    I am a die-hard Fluke man.. but if I had a...

    I am a die-hard Fluke man.. but if I had a choice...always get bacon. It makes everything taste better.
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    that's pretty cool. :grin2:

    that's pretty cool.




    :grin2:
  14. Replies
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    So it knows model and serial numbers and...

    So it knows model and serial numbers and applications? I once had a remote. 2 speed (not 2 stage) Trane condenser that was 4 stories above the (TXV) AHU with very under-sized suction line piping. I...
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    I have not. Why make that point? Is there...

    I have not. Why make that point? Is there something I am missing or doing something incorrectly?
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    you seem to really be pushing for Danfoss...

    you seem to really be pushing for Danfoss Technical Support.
  17. Replies
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    We seem to be focusing a lot on the drive....it...

    We seem to be focusing a lot on the drive....it may be the Trane 0-10 VDC output not scaled properly. It may also be set to Direct Acting as well.
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    Improper programming? What is the actual amp draw...

    Improper programming? What is the actual amp draw versus the display?
  19. I think it's on crack-book but you need a special...

    I think it's on crack-book but you need a special handshake and password and you have to do a little dance to get in. I was curious about it too. Not that I really care because I don't really care...
  20. now recovery units have "classes"? i am tired of...

    now recovery units have "classes"? i am tired of all of all of the car and truck commercials stating how they have the biggest and best "whatever" in their class. now i have to hear about recovery...
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    If a door has to stay open to get a water hose...

    If a door has to stay open to get a water hose from inside the building to outside the building, then it may be a security risk for them so use any angle to get them to get it done.

    We have quite...
  22. true. my guess is that if it is grounded (a guess...

    true. my guess is that if it is grounded (a guess at this point), his meter doesn't have enough resolution to determine the difference between 1 leg barely going to ground (let's say, 2 ohms) and the...
  23. it reads resistance to ground, so what? doesn't...

    it reads resistance to ground, so what? doesn't mean it will trip the breaker. what was the resistance? don't bother posting that it was "good", "ok" or "grounded"...post the values the meter...
  24. Thread: Kills me....

    by jayguy
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    i'm going to go out and get me some "blue wire...

    i'm going to go out and get me some "blue wire nut company" stock...someone out there is using enough to help me retire early.
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    DD, if you have the compressor model number,...

    DD, if you have the compressor model number, suction and discharge pressures and the actual average voltage, we could tell you what the amp draw SHOULD be for that condition. Then you would know...
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    How was the movie?

    How was the movie?
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    are you going to go see the new movie "Finding...

    are you going to go see the new movie "Finding Dory". i heard that it comes out tonight. i didn't read any of the previous posts. i just jumped in like most people do and gave my opinion based on the...
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    you are getting your HVAC and your porn channel...

    you are getting your HVAC and your porn channel mixed up. you need some sleep.




    some energize to unload. some energize to load. some use pnuenamatics.
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    you must have called somewhere else...i hear...

    you must have called somewhere else...i hear Fieldpiece has excellent customer service.
  30. this is what i would do. also, let the owner know...

    this is what i would do. also, let the owner know that you can not guarantee anything. just because it is working now, it may have reduced the life and performance of the equipment. even though you...
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    Throw it in the trash. Wasn't any good out of the...

    Throw it in the trash. Wasn't any good out of the box.
  32. Replies
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    My thoughts exactly.

    My thoughts exactly.
  33. Replies
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    sorry, i wasn't clear. it was this part i was...

    sorry, i wasn't clear. it was this part i was laughing at...



    because, from what i took away, it isn't below you...way below or any other depth.

    i believe that you may be a business...
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    I, personally, would call Fieldpiece to find out...

    I, personally, would call Fieldpiece to find out what to do.
  35. Replies
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    Bwahahahahahahaha!!!!

    Bwahahahahahahaha!!!!
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    Was this while it was running or while it was...

    Was this while it was running or while it was stopped or what? A low DC Bus can be a sign that your DC Cap Bank is not large enough either through design or due to a problem (blown cap). The DC Bus...
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    This system doesn't have a decoupled loop or a...

    This system doesn't have a decoupled loop or a secondary loop...it is all 1 big happy loop called a "Variable Primary Loop".

    The chilled water pumps run to maintain differential pressure in the...
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    Because engineers do not understand reality and...

    Because engineers do not understand reality and how things REALLY work. Just because you state for a gpm control point to be 5 gpm over the minimum doesn't mean that real valves and such can control...
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    Something else I don't remember reading (in this...

    Something else I don't remember reading (in this thread anyway), if you braze in Schrader tubes, don't install the little 1/8" tubes. I know it's an easier hole to drill and braze, but the little...
  40. Replies
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    That's how I do it. I can just open and close the...

    That's how I do it. I can just open and close the valves and run the vapor through again.
  41. Thread: Micron Gauge???

    by jayguy
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    I was thinking the same thing.

    I was thinking the same thing.
  42. Replies
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    it's catching on...bwahahahahahahaha! the...

    it's catching on...bwahahahahahahaha! the Refrigeration Terrorist moves on.....
  43. Thread: Micron Gauge???

    by jayguy
    Replies
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    7,711

    it is a JB DV-22N. a little digital thing. it is...

    it is a JB DV-22N. a little digital thing. it is what was on the truck when i started. it works pretty good. when it isn't working correctly, it is pretty obvious but i feel confident with it for now.
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    If you want to be upset at 1 or more people who...

    If you want to be upset at 1 or more people who are posting on here, that's fine...have at it...but disagreements will always be here. Me, I usually ignore them or work very hard to prove their...
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    I don't know much about Appion or Inficon but I...

    I don't know much about Appion or Inficon but I hear that Fieldpiece has great customer service!
  46. Replies
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    Here is what I learned. Dads off gettin a tan,...

    Here is what I learned. Dads off gettin a tan, someone got in trouble, HP may or may not be important, Appion is or isn't a good machine (but it was never stated it was a bad machine, I think), 75...
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    I can't believe I read this whole thing!

    I can't believe I read this whole thing!
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    All of the pressures, temperatures, motor and...

    All of the pressures, temperatures, motor and compressor amp draw, voltage, humidity, airflow, etc. maybe a model and serial number. Maybe something like that. I didn't learn much from your selfie...
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    You are likely not pumping or at least not much....

    You are likely not pumping or at least not much. Care to give a real log sheet?
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    I don't know about Testo, but I hear Fieldpiece...

    I don't know about Testo, but I hear Fieldpiece has great customer service!
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