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  1. Replies
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    You need the delta T at the supply trunk, not the...

    You need the delta T at the supply trunk, not the registers. Should read before any take-offs if possible. Its likely that the register is not sealed to the ceiling, drawing attic air in. It will...
  2. I don't think any 410a condensers are used with...

    I don't think any 410a condensers are used with 5/16" liquid line.
  3. Replies
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    So what happens when you replace the system and...

    So what happens when you replace the system and still have the same readings? Is the duct being looked at for airflow issues? 30 to 60% of duct installations are wrong....according to ACCA and NCI
    ...
  4. It was said earlier, the Tech Schools provide a...

    It was said earlier, the Tech Schools provide a launching pad to a career. My students vary from, Will own their own company or be a service manager in the future to the guys who can do the mastic. ...
  5. What are the amps when the compressor runs...

    What are the amps when the compressor runs steady? A start kit does improve starting of the motor, but does nothing for running amps.
  6. Replies
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    I bet no one will even check if they have. As...

    I bet no one will even check if they have. As techs, we do not have access to do board updates in the field. Unless a manufacturer rep. is sent out. At this point we change the board....
  7. Replies
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    Insulate Condensate Line?

    My morning.
    In Texas I have never seen the condensate Line the attic insulated, I guess now I see why we should.

    So would an insulated line have prevented this?833393833394833395

    Sent from my...
  8. Replies
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    2,868

    On micro channel coils the best is to weigh in...

    On micro channel coils the best is to weigh in factory charge, then add an extra for line set.
    For example, factory charge is for 15 ft of liquid line.
    Any length over that, add 0.6pz per ft of...
  9. Replies
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    4,223

    If the duct surfaces reaches dew point,, it will...

    If the duct surfaces reaches dew point,, it will condense water on that surface and drip.

    As far which tool to measure, your AC guy better be able to perform those tests...

    Sent from my...
  10. Ask them to use duct saddles. But that is not...

    Ask them to use duct saddles. But that is not correct. Duct should never be "squished".

    Supports need to be every 4ft

    Sent from my KINGKONG 7 using Tapatalk
  11. You need to get an ACCA Manual J Load calculation...

    You need to get an ACCA Manual J Load calculation done by someone that knows what to look for, and familiar with your market. House may have a lot window area.
    I see two huge furnaces on you bid,...
  12. Does the customer run the fan on Fan On? Maybe...

    Does the customer run the fan on Fan On?
    Maybe leaving the fan on Auto will eliminate this.

    Sent from my KINGKONG 7 using Tapatalk
  13. As long as your ductwork is properly sealed and...

    As long as your ductwork is properly sealed and tested to prove it is leak free, I wouldn't worry too much about it.

    Sent from my KINGKONG 7 using Tapatalk
  14. Replies
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    Really depends on your local code. I drain mine...

    Really depends on your local code.
    I drain mine out to a flower bed.
    But if I was two miles east I would have to drain into the city sewer.

    A gravity drain is always best


    Sent from my...
  15. Replies
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    My guess would be it doesn't. May be wired just...

    My guess would be it doesn't. May be wired just for high speed

    Sent from my KINGKONG 7 using Tapatalk
  16. 2 stage = better comfort in the spring your and...

    2 stage = better comfort in the spring your and fall.
    As far as cost? If you plan on staying in the house for along time, choose Comfort. If worried about ROI choose price
  17. Replies
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    The standard is ACCA Manual J, D, S, and T. Load...

    The standard is ACCA Manual J, D, S, and T. Load calculations are based on local design conditions and home construction. When designed correctly , using an approved method, your system will cool...
  18. Replies
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    All ducts need to be insulated

    All ducts need to be insulated
  19. Replies
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    700

    No don’t do this if the same duct system heats...

    No don’t do this if the same duct system heats the house. you need the return air path for the furnace to work
  20. Replies
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    687

    It works now thank you to the invisible person...

    It works now thank you to the invisible person who fixes stuff in the background...:angel:
  21. Replies
    6
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    687

    When I go the Pro section all I can see are post...

    When I go the Pro section all I can see are post I have made in the past, but nothing current.
  22. Replies
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    687

    Why did my status change?

    I updated my email and now my Pro membership status has changed, I cannot post or open the forums I have been in the past....
  23. Replies
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    2,295

    Just imagine when those start getting liquid...

    Just imagine when those start getting liquid flood back...
  24. Replies
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    2,852

    Is that a burn mark above the pressure relief...

    Is that a burn mark above the pressure relief valve?
  25. Replies
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    2,295

    How are they getting airflow? Reminds me of one...

    How are they getting airflow? Reminds me of one of the curses of HVAC, "Anything works"
  26. Replies
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    They just wanted to make sure the coil had all...

    They just wanted to make sure the coil had all the available airflow.....:whistle:
  27. Replies
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    2,925

    I like these from Amazon, you have to be sure it...

    I like these from Amazon, you have to be sure it rated for outside...
  28. Defrost works by sensing coil temperature, the...

    Defrost works by sensing coil temperature, the unit doesn't know if the tube is frosted.
    Sounds like you need a service technician.
  29. Replies
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    you said the outdoor TXV was replaced. Be sure...

    you said the outdoor TXV was replaced. Be sure the bulb is mounted correctly, on the right pipe, right position, right strap.
  30. Replies
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    I know of 3 supply houses here that deliver to...

    I know of 3 supply houses here that deliver to jobsite, not sure what the cost is or if there is a minimum amount.. I would ask
  31. Replies
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    Yes sir, I saw that after replying, happens when...

    Yes sir, I saw that after replying, happens when not reading all the way down....
  32. Replies
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    1,984

    Depending on the unit, the board has to see an...

    Depending on the unit, the board has to see an OPEN switch before allowing the inducer to power up.
  33. Replies
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    inches vs feet. be sure he has the right input in...

    inches vs feet. be sure he has the right input in the software.
    Software is great, but only as good as the info going into it.
  34. Manuals are important, from The Texas Department...

    Manuals are important, from The Texas Department of Licensing and Regulations, Violation page:
    " Respondent failed to provide proper installation, service, or mechanical integrity by failing to...
  35. Do both, (or all three if consider Union)Ferris...

    Do both, (or all three if consider Union)Ferris State does have an internship that is required.
    If I was younger I would have done both. That degree from Ferris is basically an HVACR engineering...
  36. Don't like the heat, go north. Don't like the...

    Don't like the heat, go north. Don't like the cold, go south. If unsure we got room in Texas for those of you willing to actually work, no handouts here.
    We have all 4 seasons, sometimes in the same...
  37. Replies
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    In cooling mode you have a Single stage system....

    In cooling mode you have a Single stage system.
    In Heating Mode you have two stage, due to the fact that you are able to turn on the Electric Heat strips to help, Auxiliary Heat, this will be your...
  38. ACCA Manual J, 8th edition, Version 2.5, 2016 is...

    ACCA Manual J, 8th edition, Version 2.5, 2016 is the National Standard for Residential Load Calculations.
    Any software use must display the "Powered By ACCA" logo, to be valid.
  39. So no solution for the OP? Curious to see what...

    So no solution for the OP?
    Curious to see what he did to fix
  40. High subcooling with low superheat? On a TXV?...

    High subcooling with low superheat? On a TXV? Overcharge.
  41. Replies
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    You guys notice the adjustable TXV? I was...

    You guys notice the adjustable TXV? I was surprised to see that, it is a 5 ton Goodman, supposedly new...Does Goodman ship that way?
  42. Replies
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    To New Techs: Check your filter!

    823968

    Before putting your gauges on a system, CHECK your filter!
    When the liquid line is cold, check your Filter!
  43. Around here most companies advertise no overtime...

    Around here most companies advertise no overtime billed to customer, just means the average ticket will be higher. I do know of 1 company that the service fee is $125 for residential, commercial is...
  44. Is this residential or commercial or both?

    Is this residential or commercial or both?
  45. Did he do an HVAC Load calculation to determine...

    Did he do an HVAC Load calculation to determine unit size?
  46. Replies
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    8,287

    This is personal, you care about this...

    This is personal, you care about this relationship and are trying to convince yourself to do it. Sounds like a fun way to spend time with people you care about, I would still get them to replace any...
  47. Replies
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    Really depends on where this is happening. Kids...

    Really depends on where this is happening. Kids huff refrigerant and vacant homes are targets. Are there locking caps on the service valves?
  48. Replies
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    What about the temporary suction line drier? You...

    What about the temporary suction line drier? You replace that?
  49. Replies
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    1,114

    If its broke, then fix it. Quote the job, do the...

    If its broke, then fix it. Quote the job, do the work, get paid. Personally I am not a fan of zoning, but do understand the need for zoning, and will repair as needed.
  50. Give this guys a call:...

    Give this guys a call:
    https://www.sustainablecoils.com/
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