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  1. Replies
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    OK... Click on the little black triangle...

    OK...

    Click on the little black triangle below... ask the MODs to move this thread to:

    Tech to tech chat...

    If they do, the rules are relaxed a little there...
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    I will retire when they pry my cold dead fingers...

    I will retire when they pry my cold dead fingers off my tools... :)
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    We are not allowed to go this deep into tech with...

    We are not allowed to go this deep into tech with non-professionals on this forum...
    It is time to get a service tech out.

    It is easy to 'blow' lots of expensive parts if one does not know what...
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    Some of us old timers remember being on crews...

    Some of us old timers remember being on crews that did dumb stuff like that...

    We must have had guardian angels...

    I am sure I wore out all 9 of my lives and then some...
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    See, BIG people have a place in our industry......

    See, BIG people have a place in our industry...
    :D
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    Hmm.... After skimming through the manual......

    Hmm....

    After skimming through the manual...
    This unit appears to have similar functions to a conventional residential gas furnace (draft inducer, spark ignition, flame sensor, high limit, etc)
    ...
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    Probably a new unit... :D IMO the parts are...

    Probably a new unit...

    :D

    IMO the parts are gonna be scarce... and I am not sure I want to be liable for it... CO issues.

    I suspect it uses a continuous spark ignition... similar to a...
  8. Those are lab conditions... Lab conditions do...

    Those are lab conditions...

    Lab conditions do not always apply to the REAL world.

    This is where a professional comes in...

    We know what the real world is...

    Because we do this for a...
  9. We put the low voltage wire in condensate pump...

    We put the low voltage wire in condensate pump tubing... and push the tubing into the condenser and wall of the building... and as noted above... tape it in a bundle with the lineset.
  10. How about each of us ask for specific new ones......

    How about each of us ask for specific new ones...

    I would like to see:

    One that represents old fashioned patriotic America... :)
  11. TB is on track here... I would listen to what he...

    TB is on track here... I would listen to what he says.

    One can have a house that is 'too tight'...
    The result it stale air... which is a serious problem.

    Foamed houses are great... as long as...
  12. TB is on track here... I would listen to what he...

    TB is on track here... I would listen to what he says.

    One can have a house that is 'too tight'...
    The result it stale air... which is a serious problem.

    Foamed houses are great... as long as...
  13. Back in the day... Dewalt and Makita were the...

    Back in the day...

    Dewalt and Makita were the names to buy...

    Now Milwaukee is the name to buy.
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    I remember a church like that... Had 350K...

    I remember a church like that...

    Had 350K BTU's of heat with 12 T of AC...

    We went back in with 250K BTU's of heat (twinned 125's) and 10 T of AC...

    Worked just fine... lowered the energy...
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    I had to do the first 2 ft of water line after...

    I had to do the first 2 ft of water line after the meter... in the Spring of 2020...
    Someone had used a short piece of pex and a sharkbite fitting...
    Burying a sharkbite... without wrapping it in...
  16. Bill Porter DF kits ...

    Bill Porter DF kits

    https://www.ecmdi.com/dual-fuel-control-30343

    Get the board AND the outdoor temp sensor...
    Then use a standard HP t-stat... so you can switch to E heat (furnace) if you...
  17. Thread: AHR show

    by ga-hvac-tech
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    Yeah, the shows are fun! I did not get to find...

    Yeah, the shows are fun!

    I did not get to find you and BT at AHR Atlanta a few years ago...
    Only saw Glenn and Robo...
    Only got to do 1/2 day on the floor... :(

    Not sure if I will do Vegas......
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    Yes... anything down stream of the meter......

    Yes... anything down stream of the meter... belongs to the home owner and is their responsibility.

    I am thankful I am far enough south... we do not have extreme cold to freeze pipes.

    In GA...
  19. Thread: AHR show

    by ga-hvac-tech
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    AHR show

    Just got an email...

    AHR in Chicago has been cancelled...
    And as of this time... NO live show in 2021...
    They say they are gonna plan an online event.

    They also say hopefully there will be a...
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    This reminds me of a video I saw of a village in...

    This reminds me of a video I saw of a village in Alaska...
    They actually have a village water system...
    The water lines are buried... along with a recirculating hot water system, to keep the water...
  21. Chase the wire first... You may learn...

    Chase the wire first...

    You may learn something...
    That needs to be resolved.

    Thought: former owner of the house had some reason for it :eek2: and left it when they left.
  22. There is one more option... That would be a 2...

    There is one more option...

    That would be a 2 stage 3 ton AC unit; note you will need a variable speed (VS) furnace to go with it.

    The 2 stage AC will run in low (about 70%), until it will not...
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    I was talking about running your own business......

    I was talking about running your own business...

    And you will need years of experience before you can do that...

    IMO one should focus on doing a quality job... and the $$$ will follow....
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    IMO... you win... Problem is finding a new...

    IMO... you win...

    Problem is finding a new one... (old fashioned design, not the digital one)... :)
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    I am closer to 70 than 65... and while I no...

    I am closer to 70 than 65... and while I no longer do the 60-70 hour weeks...
    I still work over 40/week and do well in the business.

    Residential is the easy way... if you can deal with crawl...
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    If you can find one... The Honeywell 3200...

    If you can find one...

    The Honeywell 3200 series...
    (non-programmable)

    Just set it... that is all... :)
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    For heating and AC work... definitely the 1/4"......

    For heating and AC work... definitely the 1/4"...

    We prefer the FUEL tools... the are a lot nicer to use... less chance of stripping out a sheet metal screw, once one gets used to the trigger,...
  28. Depending on the model of AH you have inside......

    Depending on the model of AH you have inside... you should be able to use it with a 2 stage outside HP...
    Probably will need the new stat... however most AH's that have communicating ability, also...
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    One can use a 9V battery for lots of testing with...

    One can use a 9V battery for lots of testing with VS motors...
    Cannot talk much about it here... as this is an open forum... :)

    Get the thread moved to PRO... :)
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    Interesting thing... Down here in metro...

    Interesting thing...

    Down here in metro Atlanta...

    We are not allowed to run water pipes in any exterior wall or in the attic...

    Wonder what the local good old boys were thinking, when they...
  31. I have a 2016 3500... It started a...

    I have a 2016 3500...

    It started a 'hesitation' thing when one steps on it... backing off to steady acceleration causes better performance.

    I wonder if it is a new software thingy... fuel...
  32. Most of us in the USA... drill the PVC... It...

    Most of us in the USA... drill the PVC...

    It is not approved in Canada though...

    The concept of properly analyzing combustion... does not work unless one 'taps' the flue at the proper place......
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    Now that is cool! THX for posting it! Reminds...

    Now that is cool!
    THX for posting it!

    Reminds me of when I figured out ways to use relays to make systems do things the factory did not build in...
    Like a relay to add de-hum to a PSC furnace...
  34. One more thing... I have an AC and heating...

    One more thing...

    I have an AC and heating customer who has a 11K gallon pool, with a 75K Rheem HP heater...
    He says it extends his swim season until around THXgiving, then it has a hard time...
  35. Here are a couple of pool sites to go to and read...

    Here are a couple of pool sites to go to and read up:

    Inyopools.com
    Supply house for pool owners

    Troublefreepools.com
    Forum for pool owners, probably the most technical and well staffed forum...
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    You are a pro at running a supply house... and I...

    You are a pro at running a supply house... and I am sure your customers appreciate you... more than they may say.

    Down here in GA (state)... a licensed residential HVAC guy has authority to run...
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    Please do post a detailed account of how it works...

    Please do post a detailed account of how it works out...
    Including voltages and Micro-amps... :D
  38. Replies
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    We are currently suffering from 'counter guy...

    We are currently suffering from 'counter guy arrogance' issues at the supply houses...

    Some of the guys behind the counter... who are inherently lazy... and have attitudes...
    Are literally...
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    So you are thinking of something like... A...

    So you are thinking of something like...

    A Tjurnland fan...

    The one that literally sucks the exhaust from an 80% furnace and pumps it out???

    The part about the condensing furnace draft...
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    As we know... on an 80% furnace... the purpose of...

    As we know... on an 80% furnace... the purpose of the motor is to induce (start) the draft... and the natural action of a draft will keep the flue gases going up and out.

    OTOH...

    On a...
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    We do not have a lot of condensing furnaces...

    We do not have a lot of condensing furnaces around here... not cold enough...

    We (my company) see an inducer on a condensing furnace full of water, probably, once every couple of years...

    When...
  42. In the diagram above... with the system moving...

    In the diagram above... with the system moving full CFM's... the airflow (velocity) at the far end vent will be the same as at the closest vent (assuming the ductwork adheres to Man D specifications...
  43. Suggestion if I may... Inside equipment needs...

    Suggestion if I may...

    Inside equipment needs to be centrally located... so there are no excessively long duct runs...
    This lowers the potential for a hot/cold room at the far end of the duct...
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    I am 6 ft also... was 130# in high school... and...

    I am 6 ft also... was 130# in high school... and did not get much over 140# until after the big '40'...

    Now I am closer to 250 than 240... and would like to be closer to 200...

    Seems I will...
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    Yeah... better for me... to not have 'bad' food...

    Yeah... better for me... to not have 'bad' food in the house...

    Generally... I keep dried fruits (Costco) around for snacks... :)
  46. I think I read something recently... that Tesla...

    I think I read something recently... that Tesla has made some jumps forward on battery technology...
    Do not remember much...

    Might do a search on that.

    IMO... there is a lot of difference...
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    To the OP... Might want to read my signature...

    To the OP...

    Might want to read my signature paragraph...
    The key to your issue is within the couple of sentences...

    Sorry... however doing it correctly, so it works properly...
    Will be the...
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    In my younger days... There was a steakhouse...

    In my younger days...

    There was a steakhouse in, I think, LaGrange TX...
    Where they had a 48oz PorterHouse steak...
    And yeah: if you can eat the steak and the baked potato... in one sitting (no...
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    Yeah, forgot those... Double wide metal box...

    Yeah, forgot those...

    Double wide metal box and switch/outlet cover...

    In this area... lots of installs have the power switch for the furnace on the side of the furnace...
    Generally we replace...
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    As noted earlier... when you scrap equipment, cut...

    As noted earlier... when you scrap equipment, cut out (or better pull the connectors from the terminals)... and keep the wire...
    I have a paint bucket of misc wire in the van... usually have what I...
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