Search:

Type: Posts; User: Ed Janowiak

Page 1 of 20 1 2 3 4

Search: Search took 0.02 seconds.

  1. Replies
    19
    Views
    756

    Might work, might not. My guess is he fan will...

    Might work, might not. My guess is he fan will run but who knows how much air you'll move.

    BTW if the 2.5 you mention in the first post is in this unit, there is your problem, the 2.5 wasn't put...
  2. Replies
    19
    Views
    756

    ECM = electronically commutating motor. The end...

    ECM = electronically commutating motor. The end of the motor that holds the electronics is called to module.

    The way you are describing things is very confusing.

    Is the blower your trying to...
  3. Replies
    19
    Views
    756

    It is a proprietary motor made by Regal Beloit....

    It is a proprietary motor made by Regal Beloit. The GE name is a left over used for brand recognition.

    The 2.5 was found only in C/B equipment. You won't find a 2.5 in a Trane, 2.0 2.3 or a 3.0,...
  4. Replies
    19
    Views
    756

    The 2.5 was a proprietary motor to carrier /...

    The 2.5 was a proprietary motor to carrier / Bryant. There was a tool that could be used similar to the tech mate that is just for the 2.5. Your local C/B supplier should be able to get you one.
  5. Replies
    11
    Views
    582

    How do you know there was 38 oz of oil in the...

    How do you know there was 38 oz of oil in the compressor to start with, that number sounds like way too much, Resi compressors oil charge is usually expressed in CC's.
  6. Replies
    13
    Views
    617

    ^ ohms law stuff. I agree with the guy who...

    ^ ohms law stuff.


    I agree with the guy who pointed out the transformer issue, the system should have never run.
  7. Thread: Dual Fuel

    by Ed Janowiak
    Replies
    29
    Views
    835

    If my economic balance point is well below a temp...

    If my economic balance point is well below a temp where I'll get frost on the outdoor coil why would you want to set the heat pump to shut off if defrost cycles are required? That seems to defeat...
  8. Replies
    32
    Views
    1,456

    Target SH = [(3 x indoor wb) - 80 - ambient] / 2...

    Target SH = [(3 x indoor wb) - 80 - ambient] / 2 (F)
  9. Replies
    26
    Views
    1,429

    Then what is your next move? 17 degree split...

    Then what is your next move?

    17 degree split low load low SH the unit is low on capacity, dry bulb split should be way higher. If there is a hint of low airflow problem the split should have been...
  10. Replies
    26
    Views
    1,429

    Or do CFM x TD x .317 = watts output Divide...

    Or do
    CFM x TD x .317 = watts output

    Divide by watts input to calculate COP 😁
  11. Replies
    26
    Views
    1,429

    BTUH/ (TD x 1,08 ) = CFM Amps x volts x 3.412=...

    BTUH/ (TD x 1,08 ) = CFM
    Amps x volts x 3.412= BTUH

    The 1.08 and 3.412 cancel out to 3.16
  12. Replies
    26
    Views
    1,429

    if you question the airflow why not just measure...

    if you question the airflow why not just measure it?

    Run elec strips at same fan speed as comp runs -
    amps x volts / TD x 3.16 = CFM

    Quantify and stop guessing :cheers:
  13. Why would you need to know what direction the...

    Why would you need to know what direction the room faces? The largest heat loss would happen in the dark wouldn't it?
  14. Thread: EPA cert

    by Ed Janowiak
    Replies
    4
    Views
    388

    www.eh-cc.org Too bad I didn't see this till...

    www.eh-cc.org

    Too bad I didn't see this till now, I'm doing a 608 review and test tomorrow in Pleasantville. If all you want to do is test, call the office and you can test on line at your...
  15. Replies
    53
    Views
    4,582

    I think you'll miss the snow :putergreet:

    I think you'll miss the snow :putergreet:
  16. Replies
    22
    Views
    1,360

    I believe the 80 / 20 mix with the oil will...

    I believe the 80 / 20 mix with the oil will result in zero problems. Flushing to get rid of contaminants is good, flushing to rid the piping of oil is a scam. I like 407C more and more every day.
    ...
  17. Replies
    15
    Views
    852

    A "tight" shaft on a motor with permanent magnets...

    A "tight" shaft on a motor with permanent magnets is normal. Ohm the motor out like any 3 phase motor to see if it's good. A spin test on the shaft with a comparison to a PSC motor is not a a good...
  18. Replies
    13
    Views
    843

    Cool, that's why I asked :-). Gunslinger, yes...

    Cool, that's why I asked :-).

    Gunslinger, yes the new version will be out soon.
  19. Replies
    13
    Views
    843

    Can you clarify what you mean there? Manual S...

    Can you clarify what you mean there?

    Manual S is not a guess at anything, it's a procedure to select equipment and recommend airflow based on the SHR and BTUH loss provided by Manual J.
  20. Replies
    3
    Views
    449

    thanks for the help fellas, i looked for a while...

    thanks for the help fellas, i looked for a while and came up blank on both glad i asked.
  21. Replies
    3
    Views
    449

    AHRI cert #

    I'm having a difficult time finding AHRI reference numbers for these combo's, can anyone lend a hand please.

    Goodman:
    OUTDOOR model SXC180361AC

    INDOOR ARUF36C14BB

    Goodman:
    OUTDOOR...
  22. Replies
    10
    Views
    807

    So you want split hairs about this but ball...

    So you want split hairs about this but ball parking the actual selection is ok, I'm sorry I said I was done before but this was too good not to mention, have a good night.
  23. Replies
    10
    Views
    807

    You added this after my last reply. Highly...

    You added this after my last reply.

    Highly technical ? I call that doing it correct and not ball parking, LOL, you win I'm done.
  24. Replies
    10
    Views
    807

    Fan speed affecting SHR is covered in Manaul S,...

    Fan speed affecting SHR is covered in Manaul S, what you are leaving out is the total capacity will start to drop as latent work disappears. If you can produce application data with the high airlfows...
  25. Replies
    10
    Views
    807

    Show me application data for a 2 ton split unit...

    Show me application data for a 2 ton split unit running 600 CFM per ton. I've never seen a resi split over 500 per ton. If this info doesn't exist what might happen theoretically is moot.

    I have...
Results 1 to 25 of 500
Page 1 of 20 1 2 3 4
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event