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Type: Posts; User: mark beiser

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  1. Replies
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    Ain't that the truth! I talk to all these...

    Ain't that the truth!

    I talk to all these techs in supply houses that claim to check things, yet I've not once in 21 years happened upon a residential system that had proper test holes drilled in...
  2. I'm hoping things will get better over the next...

    I'm hoping things will get better over the next few years as RSES starts doing more online, and starts up virtual chapters.
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    Yeah, you don't want to insulate the capacitor,...

    Yeah, you don't want to insulate the capacitor, it needs to be able to get rid of heat.

    This is what I do, takes very little time, and is very secure.
    Leave one mounting screw loose while you...
  4. An XV18 heat pump system won't even run without a...

    An XV18 heat pump system won't even run without a TAM8C air handler.
  5. Replies
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    1,328

    More to the point, compared to the Veto Tec Pac...

    More to the point, compared to the Veto Tec Pac, all of the others are garbage.
  6. Replies
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    1,328

    http://www.johnfisherschool.org/sites/default/file...

    http://www.johnfisherschool.org/sites/default/files/uploads/users/12/JFSPunctuate.jpghttp://static.someecards.com/someecards/usercards/MjAxMy0wYTUyZGQyMTFlMTVlMTA5.png
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    It is extra thick thermal paste, you can get some...

    It is extra thick thermal paste, you can get some at most any place that sells computer parts, including Radio Shack.
    You can buy it in a syringe looking applicator for <$10.
    Just put a small...
  8. Until the XL850 comes out, the XL950 is the only...

    Until the XL850 comes out, the XL950 is the only option for the variable capacity system.
    The XL850 will be nearly identical to the 950, but will have the zoning capabilities removed, and have a...
  9. Replies
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    All of the joints in that video were braze...

    All of the joints in that video were braze joints, not solder joints.
    The black stuff is not "slag."

    ;)
  10. Replies
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    2,715

    Now his refrigerant charging reference will be...

    Now his refrigerant charging reference will be warm, so he will be under charging systems...
  11. Even when you win an argument with a building...

    Even when you win an argument with a building inspector, you still loose...
  12. I'd highly recommend you have a full energy audit...

    I'd highly recommend you have a full energy audit done on the house, including both house and duct leakage testing.
    Chances are very high that the HVAC contractors work is not the only problem that...
  13. I've picked up more than a few new customers over...

    I've picked up more than a few new customers over the years via this site.
  14. Replies
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    2,065

    Yeap, eventually it gets to the point where you...

    Yeap, eventually it gets to the point where you have to pull everything out of the truck, separate the trash, and put the good stuff back in some semblance of order.
    Then you stand back admiring...
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    Another issue to consider is the application. ...

    Another issue to consider is the application.

    If the humidifier is being used to band-aid a leaky house, which is the norm, you will be much more likely to have service/satisfaction issues with...
  16. Replies
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    1,123

    Most manufacturers either recommend or require a...

    Most manufacturers either recommend or require a CC heater for low ambient cooling.

    Also need a head pressure control, TXV metering, and a hard start kit.

    Put the hard start kit in even if it...
  17. Replies
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    2,065

    My van looks like a disorganized mess at the...

    My van looks like a disorganized mess at the moment, but I know what I have, and where everything is, so it isn't really disorganized.

    It is a mess though. :o
  18. Replies
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    Setting the flush interval to the lowest setting...

    Setting the flush interval to the lowest setting seemed to solve almost all of the issues with build up in the sensor well, and having to clean the tanks frequently, that a number of our customers...
  19. That is because it is very expensive, and the...

    That is because it is very expensive, and the last time Trane made an inverter driven residential outdoor unit, there were a great many drives returned under warranty, and from what I was told by a...
  20. I haven't compared at the extended performance...

    I haven't compared at the extended performance data between the two.

    If the installation location is beside someones house, with <10 feet between the house and a privacy fence, I can absolutely...
  21. Well, if you add the cost of the pieces to get...

    Well, if you add the cost of the pieces to get CO(have to hand pump that one), and O2 readings, and something for checking draft pressure, having to take 3 separate readings with 3 separate...
  22. Replies
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    Good point, I forgot about the 12 year warranty!...

    Good point, I forgot about the 12 year warranty!

    Fortunately we have only ever had one 2 compressor unit that had compressor problems, and it was an XL1800 we installed early in 2002.
    Bad bad...
  23. Replies
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    6,347

    Yeah, I remember that from when you were sealing...

    Yeah, I remember that from when you were sealing the furnace/Water heater closet!:p



    Great, one less thing to do tomorrow!
    We can set up the blower door, do a quick test, then seal the top of...
  24. Replies
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    1,545

    There are plenty of out of warranty 2 compressor...

    There are plenty of out of warranty 2 compressor AS/Trane residential units.
    They started making XL19i units in '02 or '03when the cabinet style changed. Previous to that they had been making XL1800...
  25. I like a lot of Fieldpiece instruments, but based...

    I like a lot of Fieldpiece instruments, but based on their current offerings, I'd look somewhere besides besides them for a combustion analyzer.
  26. Replies
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    6,347

    A skim coat of closed cell foam would be faster,...

    A skim coat of closed cell foam would be faster, but significantly more expensive, and not terribly practical if you are having to clear insulation from one area at a time to seal.
    If you are...
  27. Replies
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    2,144

    I'm having a flashback to my first "green slime"...

    I'm having a flashback to my first "green slime" cleanup attempt on a condenser change out 16 years ago.
    After the 5th set of filter driers due to SL filter driers repeatedly clogging, with flushing...
  28. My only gripe about the Eden Pure was the...

    My only gripe about the Eden Pure was the ridiculous marketing, and the crazy high price.
    It is a space heater with a fan, and what some would consider an attractive wood cabinet, nothing more.
    The...
  29. Replies
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    I have had one for a couple of years, and use it...

    I have had one for a couple of years, and use it quite often.
    It is good for walk around measurements, and getting outdoor air temperatures when you are working at the outdoor unit.
    It is faster...
  30. Replies
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    The nice old couple across the street from me are...

    The nice old couple across the street from me are moving into a Masonic retirement home this week.
    I'll miss them, not just for their company, and that having them across the street from me is...
  31. Replies
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    The building science forum didn't exist when I...

    The building science forum didn't exist when I first posted it in 2008! ;)

    I was thinking of reposing some of it, along with other stuff in my photo archives, in the building science forum.

    I...
  32. IMO, if the house was built with a good...

    IMO, if the house was built with a good thermal/pressure envelope, and the duct system was sized and installed correctly, your system would be somewhat over sized for cooling, and grossly over sized...
  33. It's been in pretty wide use, by multiple...

    It's been in pretty wide use, by multiple manufacturers, for more than 10 years. Many of us were almost fully switched over to installing R-410A systems for years before the mandate.
  34. Replies
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    Energy savings. The motor itself uses less...

    Energy savings.
    The motor itself uses less energy, and they will maintain airflow through the condenser coil better.
    The GE ones AS/Trane have been using since the 90's are very reliable.
  35. Replies
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    A laminated composite, maybe, but fully plastic,...

    A laminated composite, maybe, but fully plastic, NO.
  36. My "AND" should have been AND/OR. removing the...

    My "AND" should have been AND/OR.

    removing the insulation to gain access to seal the attic floor is an exceptionally good reason to do so, as sealing the attic floor is a huge benefit to energy...
  37. Unless it is contaminated with rat/mouse poo and...

    Unless it is contaminated with rat/mouse poo and urine, AND the attic floor is going to get sealed while the insulation is out, there is no reason to remove the old insulation.
  38. Replies
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    No reasonable amount of soffit venting will keep...

    No reasonable amount of soffit venting will keep it from pulling air out of the house if the attic floor is not air tight...
  39. Replies
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    Sounds like Lennox should switch to the same...

    Sounds like Lennox should switch to the same motors AS/Trane uses...
    AS/Trane has been using VS condenser fan motors in a number of units since the 90's.
    I've only ever found 3 of them bad, 2 of...
  40. Thread: New tranes

    by mark beiser
    Replies
    34
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    2,668

    Several manufacturers are using that valve, it...

    Several manufacturers are using that valve, it has ports for testing the inlet and outlet gas pressures, just like any other valve.
    Checking the gas pressures on them is actually MUCH easier and...
  41. Replies
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    1,489

    Sadly, the only thing the HVAC system that...

    Sadly, the only thing the HVAC system that factors into a real estate appraisal is is that one is present in the home, and is functioning.
    The quality, efficiency, and age of the system don't affect...
  42. Even in the absence of a code requiring a...

    Even in the absence of a code requiring a specific joining method, pretty much every equipment manufacturer specifies that the refrigerant line connections be brazed, and every mechanical code...
  43. If you considder 1983 a "new development", then...

    If you considder 1983 a "new development", then sure...;)

    I prefer Daikin, but I believe Mitsubishi's "Hyper Heat" units have a little bit of an advantage in low ambient heating capacity, so may...
  44. Replies
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    1,050

    When you turn the system on, is any air blown out...

    When you turn the system on, is any air blown out of or sucked into the duct?
  45. Replies
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    1,050

    Can't tell for sure without evaluating it...

    Can't tell for sure without evaluating it further, but it looks like that ducts current primary function is to waste your money and make your home uncomfortable...
  46. Refrigerants are such an insignificantly small...

    Refrigerants are such an insignificantly small part of the imagined problem that it is ludicrous to even assign them a GWP value, much less be concerned about it...:rolleyes:

    It never stopped them...
  47. Replies
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    [QUOTE=handymanx;17839681] Service valve...

    Service valve wrench.



    Linesman pliers.



    Ratchet wrench, with a socket attached.
  48. Replies
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    3,030

    The 4 ACH number is not remotely consistent with...

    The 4 ACH number is not remotely consistent with the 3300 cfm50 test result.
    In your size house, 3300 cfm50 would likely equate to less than 1 ACH under natural conditions, as long as the still...
  49. Replies
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    1,803

    The thing is, even with "Made in USA" HVAC...

    The thing is, even with "Made in USA" HVAC equipment, the "manufacturer" usually only actually manufactures the cabinet and coil.
    All of the rest of the functional parts are usually vendor parts,...
  50. Replies
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    The thing is, if the tax dollars that are being...

    The thing is, if the tax dollars that are being flushed down the solar/wind energy toilet was redirected to developing and building full scale Thorium salt nuclear power plants, we would have all of...
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