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  1. Sorry, we're not a DIY site. Thread closed.

    Sorry, we're not a DIY site.

    Thread closed.
  2. Replies
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    Not worth trying to guess if its charged okay or...

    Not worth trying to guess if its charged okay or not.

    Its kind of like checking the MPG your car gets. By driving it to the top of a long hill. And then seeing how much gas it used doing 60 MPH...
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    With a modulating heat pump. Best to have a...

    With a modulating heat pump. Best to have a variable speed air handler.
  4. Digital thermostats round the displayed temp. So...

    Digital thermostats round the displayed temp. So when it shows 72, it could be higher, or lower, could be 72.4. Same as when it shows the temp dropped, it could be 70.4

    Next, what other...
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    Only Pro members have PM ability, so he can't PM...

    Only Pro members have PM ability, so he can't PM you.
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    Hmm, pipes burst, compared to people dying. Have...

    Hmm, pipes burst, compared to people dying. Have to think about that.
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    Your honor. I opened a window so it wouldn't back...

    Your honor. I opened a window so it wouldn't back draft CO into the building. How was I suppose to know someone would close it the first time it rained into the building through that window.
  8. Sorry, we're not a DIY site. Thread closed.

    Sorry, we're not a DIY site.

    Thread closed.
  9. Replies
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    If you let them determine which way to do it. And...

    If you let them determine which way to do it. And it doesn't work, and they have to redo it. Its on their dime.

    You decide which way, and it has to be redone, its on your dime.
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    And boil a pot of water to get the latent load up...

    And boil a pot of water to get the latent load up also.
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    Yeah, the restaurant would be responsible in most...

    Yeah, the restaurant would be responsible in most places.
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    If it comes up with 2 14" rounds connecting to 1...

    If it comes up with 2 14" rounds connecting to 1 14" round. Then the Manual D was probably done wrong.
  13. You might only get a COP of 4.44 when its 60F>...

    You might only get a COP of 4.44 when its 60F> outside.
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    That info is in the install manual.

    That info is in the install manual.
  15. Looks like it wasn't running while the gauges...

    Looks like it wasn't running while the gauges were connected.
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    So the owner would rather kill himself and or...

    So the owner would rather kill himself and or other people, then put in make up air.
  17. Its possible for the pipes of the coil to have...

    Its possible for the pipes of the coil to have frozen with the valves off, if any pipes or heat emitters are on an outside wall.

    Could also have the packing of a valve leak water.
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    [QUOTE=Music Man;25947386] Trane specs that...

    [QUOTE=Music Man;25947386]

    Trane specs that subcool, based on a having a cooling load in the house. There was no real cooling load. Subcool can be low even when the charge is correct when there is...
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    You made it too cool in the house for getting...

    You made it too cool in the house for getting good readings.
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    Did you check to see if the hallway is actually...

    Did you check to see if the hallway is actually getting warmer.
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    If over sized, you would have a high suction, low...

    If over sized, you would have a high suction, low head pressure, and low SH.
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    Did you weigh how much you took out when you...

    Did you weigh how much you took out when you recovered the charge.
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    The Lux is battery operated. So I am guessing you...

    The Lux is battery operated. So I am guessing you don't have a low battery warning showing on it.
  24. Might want to try and move the lines out side to...

    Might want to try and move the lines out side to the point where the noise virtually goes a way. And then clamp them fast in that position.

    I can't really place the true cause of the noise. But...
  25. https://www.googleadservices.com/pagead/aclk?sa=L&...

    https://www.googleadservices.com/pagead/aclk?sa=L&ai=DChcSEwjQteifm8PsAhUEpLMKHQSIAg0YABAAGgJxbg&ae=2&ohost=www.google.com&cid=CAESQeD2U35vbQpIWXMyedCaQ7Jzy53X8GE7IATnbBYxXDJoZwW5uLoYRSJU_Ge8TcjEpCefU...
  26. A fairly long time ago. A Pro member here...

    A fairly long time ago. A Pro member here installed a 2 stage Carrier and kept his single sage thermostat and left the furnace board control staging. Thought he was as comfortable with that set up as...
  27. Moved to Tech to Tech.

    Moved to Tech to Tech.
  28. 20x25x4 Honeywell, FC40R1011

    20x25x4

    Honeywell, FC40R1011
  29. While it is possible a distributor tube is...

    While it is possible a distributor tube is restricted. It is common for a restricted TXV to give large temp differences across the evap coil.

    On a 4 distributor tube coil. The 2 tubes feeding the...
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    Verify air flow is correct.

    Verify air flow is correct.
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    Sounds like a Nest thermostat wired up to steal...

    Sounds like a Nest thermostat wired up to steal power..
  32. Can you upload the video to youtube, and post a...

    Can you upload the video to youtube, and post a link to it, so we can hear it.
  33. Thread: AC Humidity

    by beenthere
    Replies
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    399

    5 tons for less than 1200 sq ft is over sized....

    5 tons for less than 1200 sq ft is over sized. Unless your summer temps are constantly over 110F/43.5C.
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    Sounds more like a slight over charge, and non...

    Sounds more like a slight over charge, and non condensables in it.
  35. Not really. 3.5 ton would meet the sensible load...

    Not really. 3.5 ton would meet the sensible load 70 indoor and your areas design outdoor.
  36. Replies
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    You need a high CFM to get that high of a...

    You need a high CFM to get that high of a sensible capacity out of a 1.5 ton unit.
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    Nope, it sweats on the duct. Fiberglass...

    Nope, it sweats on the duct. Fiberglass insulation doesn't stop air.
  38. Replies
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    Then the main ducts need a vapor barrier. If...

    Then the main ducts need a vapor barrier.

    If you add insulation to the flex ducts, the vapor barrier should be removed first. Then vapor barriered insulation could be wrapped over it. Keep in...
  39. So you had a single stage 1.5 ton. And they...

    So you had a single stage 1.5 ton. And they replaced it with a 2 stage 2 ton. That in first stage is probably operating at 1.5 tons, but with a warmer coil than the old single stage did.

    Unless...
  40. Thread: AC Humidity

    by beenthere
    Replies
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    399

    Sounds like its over sized, and cooling the place...

    Sounds like its over sized, and cooling the place down too fast.
  41. The higher the outdoor RH, the more heat that is...

    The higher the outdoor RH, the more heat that is in the air.
  42. Improper zoning. Sounds like it only has 1 return...

    Improper zoning. Sounds like it only has 1 return for the system, when it needs 1 for the lower level, and one on the third level. And probably doesn't have enough supply for the third floor either....
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    The round ducts, should be resting on saddle...

    The round ducts, should be resting on saddle supported by the straps.

    If the main duct insulation foil faced?

    You might get a cool/cold air draft from the attic duct work, or might not.
    ...
  44. Th5320U 1001. Its not mechanical. But it is push...

    Th5320U 1001. Its not mechanical. But it is push button. Has a larger screen than the older 5220s did.
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    External equalizer port for TXV.

    External equalizer port for TXV.
  46. Replies
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    What is the sensible load, and the latent load....

    What is the sensible load, and the latent load. Sounds like a high sensible load and very little latent.
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    So now the question comes to what are they going...

    So now the question comes to what are they going to do.
  48. Email addresses are not permitted in post. Please...

    Email addresses are not permitted in post. Please put it in your profile thank you.
  49. Only savings you could see. Is if the mod furnace...

    Only savings you could see. Is if the mod furnace increases comfort enough that you set your thermostat 2 degrees lower, than you did with the 2 stage 96%.
  50. And so were those other brands inferior to Ruud....

    And so were those other brands inferior to Ruud.



    Probably because too many home owners do get stuck on brand name. Over the years more than one home owner came here with problems from the same...
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