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  1. Replies
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    845

    I don't doubt they said that. They also said use...

    I don't doubt they said that. They also said use coils back to 1992 in one memo I think.

    Carrier is becoming the new Goodman. They will do anything to sell a box.

    As mentioned earlier this...
  2. A long time ago a misinformed guy, who was an...

    A long time ago a misinformed guy, who was an otherwise excellent tech.....told me 'a little extra airflow won't hurt , it will help overcome the duct system'.

    Of course that's not what we want...
  3. Replies
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    845

    Let me put it this way. It is TRUE from some...

    Let me put it this way. It is TRUE from some manufacturer's standpoints.

    I just watched the using nittrogen when soldering video. Your statement 'This is not true' is like saying, "you don't have...
  4. The interesting thing about this procedure is...

    The interesting thing about this procedure is that it has been in hvac textbooks, and many system installation instructions for the past 20 or 30 years.

    A lot of 'pros' never wound up doing it,...
  5. Replies
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    3,003

    As noted it is important to change your thinking...

    As noted it is important to change your thinking in terms of dollars spent to payback.

    Antyime you buy a two stage (they are not two speed, they are two STAGE)
    or a variable speed unit -- your...
  6. Replies
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    845

    I forgot to add one thing. If the failure was...

    I forgot to add one thing.

    If the failure was a burnout, the lineset MUST be changed. As good as the flushes are, just a few molecules of acid left behind will be big trouble!
  7. Replies
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    I don't think the form exists yet. The best...

    I don't think the form exists yet.

    The best explanation for a layman is www.hardinet.org, summary of tax bill

    their link takes you here. download 4 page PDF file
    ...
  8. Replies
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    3,006

    If you are fiddling with the thermostat be...

    If you are fiddling with the thermostat be careful not too turn it up and down much or you will kick the compressor out on overload. (It overheats and shuts down for quite a while)

    It also sounds...
  9. Replies
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    845

    I'll not promote any products from former...

    I'll not promote any products from former companies or go into details other than to say we sourced cannisters and injection tools, tested techniques and worked with chemists, evaluated chemicals...
  10. Replies
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    1,256

    Good point I agree ! I missed the part where...

    Good point I agree !

    I missed the part where he said the ducts were too small.

    But if the ducts are right, slow speed constant air circulation can be a wonderful thing in many - but not all -...
  11. Replies
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    Nordyne Chapter 11

    This is public knowledge.

    Google it.

    Affects all the 'appliance name' brands. The manufacture and label the products under Miller, Nordyne, Broan, Maytag, Tappan, Kelvinator, Frigidiare....
  12. Replies
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    845

    You will get mixed anwsers on this. Several...

    You will get mixed anwsers on this. Several companies make a cleaner that is flushed thru the line and cleans it, must be done thorughly. Cost is less than new lines in most cases.

    I designed...
  13. Replies
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    1,606

    I have done them for years,,,google is your...

    I have done them for years,,,google is your friend here. Good points so far. not too big a bird, don't over heat oil , it will smoke and burn...safety very important....dry bird , dip in sloooooowly,...
  14. Replies
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    Well the first problem you have is one system for...

    Well the first problem you have is one system for two floors.... you need two systems or zoning as the BEST cure. But thet may not be practical for your budget though.

    Do change your...
  15. Replies
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    Best of luck to you mrshikadance! The system...

    Best of luck to you mrshikadance! The system qualifies, but there is no guarantee YOU do, you have to check with your 'tax person for that.' usually, you have to OWE at least 1500 in taxes if you...
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    The a/c system can in some cases meet the...

    The a/c system can in some cases meet the requirements of 16/13 DESPITE the fact that is using the 'invisible default fan wattage' figured in by manufacturers engineering on an older inefficient PSC...
  17. Replies
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    First be sure you undertand the difference in an...

    First be sure you undertand the difference in an AHRI # and the tax credit,,,,they are not the same. matched systems have ahri #'s.

    tax credit systems have ahri #'s AND qualify for the tax credit...
  18. Replies
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    The national average for all systems is 17.4...

    The national average for all systems is 17.4 years

    The national average for homeowners is that they will buy a system 1.8 times in their lifetime.
  19. Replies
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    Armstrong is a division of Lennox and builds just...

    Armstrong is a division of Lennox and builds just as good a unit as anyone else. Their factory is in Orangeburg S.C. The 18 SEER unit is outstanding - I have one in my home.

    The units pass all...
  20. The most important thing is the ability of the...

    The most important thing is the ability of the people that installed it to work on it properly and adhere to the warranty the promise you.

    If they use good installation practices you will be fine....
  21. Replies
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    Carrier Factory Mismatch Letter ?

    Has anyone seen the Carrier letter that says you can mismatch a new r410 c/u on a/c (not h/p) with a coil from 2005 on? (TXV required)

    I have the letter.... but my question is do they still offer...
  22. Replies
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    recovery

    Take a look at the brand of unit you have and look on the web or ask at your local HVAC/R wholesaler for the company phone number. They also can put you in touch with the local manufacturers rep who...
  23. Replies
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    Does anyone have any pictures of good...

    Does anyone have any pictures of good moldy/mildew/dirty coils or filthy ductwork?

    I am working on a project that needs these pics.
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