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Type: Posts; User: EmilG

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  1. Replies
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    1,994

    My experience with the stat leads me to believe...

    My experience with the stat leads me to believe it doesn't always report it's measured temperature.
    A good way to verify is let it overcool then turn off cooling so it doesn't have a target...
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    308

    IAQ Frost Control

    Does anyone have any specific info on the Frost Control algorithm?
    I understand when the outside temperature gets very cold it lowers the target humidity setting, but by how much? Does anyone have...
  3. Replies
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    2,463

    An ECM doesn't have to have a PFC front end as...

    An ECM doesn't have to have a PFC front end as shown in this case.

    Actually correcting for power factor is something the power company wants but it may actually make the ECM controller less...
  4. Thread: Home automation?

    by EmilG
    Replies
    6
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    896

    You may want to look here: ...

    You may want to look here:

    http://www.smarthome.com
  5. I can venture a guess on why it would always be...

    I can venture a guess on why it would always be ok for a single pipe system.

    When the induced draft blower draws air into the house the resultant pressure in the house would be higher than that...
  6. Poll: Theoretically yes, in reality ?

    Theoretically yes, in reality ?
  7. Replies
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    2,961

    Since it is not an expensive unit I'd much rather...

    Since it is not an expensive unit I'd much rather have them compromise on the cabinet vs. it's innards. Once it's installed the fact that it is thinner becomes insignificant.
  8. Replies
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    I've had the downflow version (93%) for 1 1/2...

    I've had the downflow version (93%) for 1 1/2 yrs. now with no issues, it works well. I'd buy another if I had to do it over again.
  9. In my installation it goes right by the inlet.

    In my installation it goes right by the inlet.
  10. I have a GCV9 downflow and use a 20"x25"x2"...

    I have a GCV9 downflow and use a 20"x25"x2" filter.
  11. Don't forget about your AC, how much AC you need...

    Don't forget about your AC, how much AC you need could determine what blower size you need.
    Your installer should be able to tell you.
  12. Replies
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    502

    If you could get us some model numbers I'm sure...

    If you could get us some model numbers I'm sure we can get the info you need.
  13. Replies
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    6,646

    2 CPH will make it run longer and be off longer....

    2 CPH will make it run longer and be off longer. The unit removes humidity best when it has been on for some time and worse in the transition periods. Don't know if it will kick in the second stage...
  14. Replies
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    6,646

    You may consider running the upstairs unit at 2...

    You may consider running the upstairs unit at 2 CPH.
  15. Replies
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    6,646

    Check that your CPH (cycles per hour) settings...

    Check that your CPH (cycles per hour) settings are correct. If they are set too high the unit(s) wont run long enough for adequate humidity removal. You may want to call the manufacturer and see what...
  16. Replies
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    2,955

    I have a GCV90704 which I think is basically the...

    I have a GCV90704 which I think is basically the same thing but a downflow.
    It's been working perfectly for a year now in a 2000 sq ft ranch.
  17. Replies
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    949

    I have an IAQ with about the same amount of play....

    I have an IAQ with about the same amount of play. Until mentioned here I never noticed it so it's not an issue since I've had it for over a year now. It's snug enough that it doesn't move unless I...
  18. Replies
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    1,968

    :D

    :D
  19. Replies
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    1,968

    It's not a heat pump application so the "O" is...

    It's not a heat pump application so the "O" is used for something else like probably a feature activation line.
  20. Replies
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    1,968

    Refer your installer to this post: ...

    Refer your installer to this post:

    http://hvac-talk.com/vbb/showthread.php?p=1328894#post1328894

    Y and O for Goodman
  21. Replies
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    1,968

    I'm using ramp profile B. on, 50% for 1/2...

    I'm using ramp profile B.
    on, 50% for 1/2 min,constant 100%, 100% 1 min., off

    Have your contractor wire it like a Trane, it will probably work then, mine did.
  22. Replies
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    1,968

    This was an older post, the ductwork has since...

    This was an older post, the ductwork has since been revised.
    As I remember the temperature delta was within specs.

    Thanks!
  23. Replies
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    There is no visual indication if it's calling for...

    There is no visual indication if it's calling for dehumid or not.

    But
    If the yellow LED is on it's calling for dehumidification.
    It's it's off, it's operating at full speed.

    The best way to...
  24. Replies
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    1,968

    The green blower speed LED does one flash per 100...

    The green blower speed LED does one flash per 100 CFM.
    At full speed, 1000 CFM, you'll see 10 flashes.
    At reduced speed, 850 CFM, you'll see 8 flashes.

    Note: it's kinda hard to count these but...
  25. From the product spec. for a Goodman GCV90704CXB:...

    From the product spec. for a Goodman GCV90704CXB:

    High Fire Input 69000
    High Fire Output 65000 - 94.2%
    Low Fire Input 48000
    Low Fire Output 45000 - 93.7%

    The burner efficiencies are...
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