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  1. Replies
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    574

    4-8" and 3-5" is enough for 2 tons.

    4-8" and 3-5" is enough for 2 tons.
  2. Replies
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    188

    Why do you have a heat pump contractor, and a...

    Why do you have a heat pump contractor, and a duct work contractor.

    1060 CFM is enough for a 15KW strip package, but just barely.

    Your air filter is installed wrong for your application.
  3. Replies
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    574

    How many would that be.

    How many would that be.
  4. Replies
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    574

    7-5" flex runs is a bit small for 2 tons.

    7-5" flex runs is a bit small for 2 tons.
  5. Your current furnace with 92,000 BTUs is cycling...

    Your current furnace with 92,000 BTUs is cycling off on your coldest nights, and that is with it doing a 1 to 2 degree temp rise. So 92,000 output is more then you need.

    Are there any insulation...
  6. Thread: Water leak

    by beenthere
    Replies
    10
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    168

    Under sized return.

    Under sized return.
  7. Replies
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    135

    If you can spare the time for their course, yes,...

    If you can spare the time for their course, yes, take it.
  8. What is included in a "routine" maintenance...

    What is included in a "routine" maintenance varies with the company. he may just tell you the coils need cleaned. And that it will cost $ extra for him to clean them.

    I check the charge on a unit...
  9. Replies
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    574

    A 2 ton 2 stage is worth while, when the house...

    A 2 ton 2 stage is worth while, when the house only needs a 2 ton unit. It will dehumidify much better then using a 3 ton 2 stage in a house that only needs a 2 ton.
  10. Not sure why that is confusing you. You wouldn't...

    Not sure why that is confusing you. You wouldn't use a sight glass to charge a fixed metering device system. Only TXV/EEVs systems.
  11. Replies
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    864

    Ahh, a new equipment service tech.

    Ahh, a new equipment service tech.
  12. Replies
    2
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    102

    How many CFM through the fan coil.

    How many CFM through the fan coil.
  13. Replies
    32
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    850

    Sorry, prices are not allowed here.

    Sorry, prices are not allowed here.
  14. Moved to AOP.

    Moved to AOP.
  15. Poll: Only a tech on site can determine what the real...

    Only a tech on site can determine what the real problem is.

    Stop using that BBQ lighter, before you get burnt.
  16. Replies
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    222

    Those 1" 1900 alergen filters will make your...

    Those 1" 1900 alergen filters will make your blower use more electric.
  17. The higher efficiency equipment would have...

    The higher efficiency equipment would have probably gotten you the 30% plus. A 2 stage 95% VS furnace with a single stage 14 or 15 SEER single furnace. Would have gotten you lower humidity, so that...
  18. Search the AOP forums. They are full of...

    Search the AOP forums. They are full of acceptable non DIY questions.
  19. Replies
    27
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    574

    VS blower is always worth it for...

    VS blower is always worth it for dehumidification.

    3 ton max in a 2 stage.
  20. There is no forum on this site, where you can ask...

    There is no forum on this site, where you can ask what is wrong, and get a suggestion of what part, or issue it may be.
  21. A. If we say its probably part X. You or someone...

    A. If we say its probably part X. You or someone with a similar problem down the road can just go buy that pat and attempt to replace it yourself. Hence its DIY.
    B. If we guess and are wrong. then...
  22. Sorry, we don't give that kind of info, we are...

    Sorry, we don't give that kind of info, we are not a DIY site.
  23. We also don't allow links, or posting the name of...

    We also don't allow links, or posting the name of DIY sites.
  24. Replies
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    188

    Sounds like hot air is being drawn in from the...

    Sounds like hot air is being drawn in from the hole where the wires come through the wall.

    Your supply duct may be leaking air into unconditioned space, and be causing your house to be in a...
  25. Replies
    27
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    574

    Sounds like info was missed when originally...

    Sounds like info was missed when originally sized. Sounds like a 2.5 ton will probably get you the temp you want. If you increase the duct size to the second floor, along with the supplies to those...
  26. Replies
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    574

    That 4 ton 2 stage. Will be anywhere from 2.8 to...

    That 4 ton 2 stage. Will be anywhere from 2.8 to 3.2 tons capacity in first stage. And leave you with high humidity issues in the summer.

    Besides the second floor probably be much warmer in the...
  27. Thread: Motor Specs

    by beenthere
    Replies
    3
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    279

    Because we're a site for contractors.

    Because we're a site for contractors.
  28. Replies
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    850

    I understand the VS air handler. It is the up...

    I understand the VS air handler. It is the up sized 1/2 ton for better humidity control that through me.
  29. Replies
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    733

    No load, and a low/lowered air flow. You won't...

    No load, and a low/lowered air flow. You won't get much SC or head pressure.
  30. Wall of Shame is an open forum. Neither prices,...

    Wall of Shame is an open forum. Neither prices, nor pricing discussions are permitted in the open forums.


    Thread closed.
  31. Could be a defective thermostat, call the...

    Could be a defective thermostat, call the contractor about it.

    Running the A/c when its in the 50s outside can cause the indoor coil to freeze over. Which can cause a liquid flood back to the...
  32. Replies
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    294

    Should not be stored in an area that the temps...

    Should not be stored in an area that the temps can exceed 130°F.

    Not an uncommon thing in commercial or industrial.
  33. Option 1 inputs 110 cubic foot of gas to get you...

    Option 1 inputs 110 cubic foot of gas to get you 88,000 BTUs of heat output.
    Option 2 inputs 80 cubic foot to get you 76,800 BTUs of heat output.

    If option 2 is the correct size output, then it...
  34. Replies
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    850

    Never heard of up sizing as a way to remove more...

    Never heard of up sizing as a way to remove more humidity.
  35. Yes, you would need a bypass.

    Yes, you would need a bypass.
  36. Low head pressure, causes low suction pressure.

    Low head pressure, causes low suction pressure.
  37. Sorry, this is not a DIY site. Thread closed.

    Sorry, this is not a DIY site.

    Thread closed.
  38. Temp over or under shooting. Short cycling in...

    Temp over or under shooting. Short cycling in both heating and cooling mode on DATS.
  39. Seems you had this same problem back in 2011....

    Seems you had this same problem back in 2011. http://hvac-talk.com/vbb/showthread.php?898412-240-24-volt-transformer&p=10998272#post10998272

    Please apply for Pro membership, you have the post...
  40. Replies
    32
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    850

    ?????

    ?????
  41. Not all manufacturers braze the cross over tubes...

    Not all manufacturers braze the cross over tubes of their condenser coils.
  42. Thread: Motor Specs

    by beenthere
    Replies
    3
    Views
    279

    Your thread with the wiring diagram has been...

    Your thread with the wiring diagram has been removed. As it violates our no DIY rules.
  43. Hope you have real cheap electric rates. Like...

    Hope you have real cheap electric rates. Like $0.06 per KWH.
  44. Replies
    35
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    1,148

    Whether connected to a NI tank, or an old...

    Whether connected to a NI tank, or an old refrigerant tank filled with NI. The hoses are a restriction.

    A 1/4" hose with 400PSIG of NI going through it has a lot of volume.
  45. Replies
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    302

    Sorry, this is not a DIY site. Thread closed.

    Sorry, this is not a DIY site.


    Thread closed.
  46. Replies
    32
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    850

    1.5 tons for 800 sq ft is 1 ton per 533 sq ft. ...

    1.5 tons for 800 sq ft is 1 ton per 533 sq ft.

    What side are the windows on. Could it be that your duct work isn't even large enough for 1.5 tons? What size return do you have.
  47. Replies
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    Waste of time and effort.

    Waste of time and effort.
  48. Replies
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    1,148

    An old R410A tank/25 pound bottle, wouldn't give...

    An old R410A tank/25 pound bottle, wouldn't give you as much nitrogen, as a 20 CF bottle of nitrogen.
  49. Replies
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    So a 1-57,000 BTU condenser, connected to...

    So a 1-57,000 BTU condenser, connected to 2-45,000 BTU evap.
  50. Replies
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    No problem. If you ever feel you made a thread in...

    No problem. If you ever feel you made a thread in the wrong forum. Just report it, and we will move it for you.

    Ask what eve questions you need or want more info for.
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