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  1. Replies
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    293

    from what little you have described, I'd bet the...

    from what little you have described, I'd bet the system is overcharged, and you have one or more plugged filter dryers installed...
  2. Replies
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    1,117

    I'm familiar with that air handler. the piping...

    I'm familiar with that air handler.

    the piping needs correcting. without pictures of the piping, and the airhandler, there is little we can do to help you.

    get a tech out there to fix the trap,...
  3. Replies
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    1,117

    If you post a picture of your system, we may be...

    If you post a picture of your system, we may be able to tell you what to tell your contractor, but I would not call the original company back.

    I can only think of one thing that would cause the...
  4. get the furnace filter out. the return vent...

    get the furnace filter out.
    the return vent filter will clean ALL the air entering the ductwork. the furnace filter is only as large as the furnace opening, and only filters the air actually...
  5. Break "assume" down and it is what it is. ...

    Break "assume" down and it is what it is.

    "Install" is the total system, KNOWING what is correct, and actually doing it are what makes a good install.

    A goodman that performs well, but fails...
  6. the only good rule of thumb, is the average human...

    the only good rule of thumb, is the average human has two...

    you should have a load calculation Manual J performed to see what the correct load is on your house, and have THAT installed...

    if...
  7. VS equipment uses less energy by reducing output...

    VS equipment uses less energy by reducing output when not needed... but less output with partial less energy doesn't translate to higher SEER numbers. SEER is a ratio of consumption over capacity......
  8. Replies
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    208

    There could be any number of leaks from any...

    There could be any number of leaks from any number of places... If you can't find the source of the water you need a tech to do it before more damage happens.
  9. Replies
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    1,171

    I've never seen this used as duct wrap. it's a...

    I've never seen this used as duct wrap. it's a plastic product, not sure it's compliant to use near the furnace... the duct tape likely is ok, but I'm concerned about the wrap.
  10. Replies
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    176

    do you mean the filter grille is blowing hot air...

    do you mean the filter grille is blowing hot air when the unit is running? I'd like to see pics of your return, ductwork, the flash, the system itself... etc.
  11. I always pull a vacuum with both suction and...

    I always pull a vacuum with both suction and liquid... not just liquid... an hour is nowhere NEAR enough time to pull a decent vacuum through standard hoses, and the liquid line alone.

    you...
  12. you are correct, the evacuation should be as you...

    you are correct, the evacuation should be as you describe (sounds verbatim from the installation manual)

    a "pressure test" can be tricky to verify. and depending on what was done, and how long...
  13. Replies
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    612

    Replacing all the existing ducts with same size...

    Replacing all the existing ducts with same size flex, same number of vents will starve the system of airflow... Be SURE the installers properly size the new ductwork for the equipment and airflow...
  14. Replies
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    612

    If the ductwork is inadequate for a 3 ton it's...

    If the ductwork is inadequate for a 3 ton it's worse for a 4 ton...
  15. Replies
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    612

    I would address why the current 3 ton is...

    I would address why the current 3 ton is inadequate. old leaking or poorly insulated ductwork? settled insulation in the attic... bad building envelope...

    my point is, at SOME point, 3 tons of air...
  16. Replies
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    1,171

    I don't see any a/c... is this a heat only system?

    I don't see any a/c... is this a heat only system?
  17. Replies
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    1,171

    do you have your installation manual? can you...

    do you have your installation manual?

    can you open the door on the filter cabinet?

    can you open the humidifier for service?

    what is the ductwork made of or wrapped with? can you get a...
  18. Replies
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    971

    With a 40va transformer I'd use a 3 a fuse... ...

    With a 40va transformer I'd use a 3 a fuse...

    Then again I wouldn't use a 40va transformer. ..
  19. Replies
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    495

    +1 I'll stick with my hilmor bender

    +1 I'll stick with my hilmor bender
  20. Most probable problem is too much system for the...

    Most probable problem is too much system for the house and too little ductwork for the system.
    "The original 2 ton system ran all the time so we put in a 2.5 ton system"
    The correct thing to have...
  21. Replies
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    420

    if your equipment is ABCD ready, and you have the...

    if your equipment is ABCD ready, and you have the infinity stat, then everything you need should be there.

    if you provide the equipment model numbers, to the shop you get your thermostat from,...
  22. Replies
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    495

    that's why they were made. but it's FAR from the...

    that's why they were made. but it's FAR from the easiest and best way to bend copper...

    spring benders work on tubing up to 5/8" (although 5/8" copper starts getting difficult with them) larger...
  23. so... where are the pics your username suggests...

    so... where are the pics your username suggests you can take?
  24. Thread: Leak Testing

    by vstech
    Replies
    4
    Views
    326

    are you a contractor? do you have the tools to...

    are you a contractor? do you have the tools to confirm "no leaks during the vacuum testing" ?

    on your own home, you are allowed to install and permit some things, but I do not think hvac is one...
  25. Replies
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    584

    agreed. My statements were for the problem...

    agreed.

    My statements were for the problem the OP is having... not a "general rule of thumb on humidity problems" sorry... I should amend my statement to add: when it's close to design temps......
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