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  1. Thank you. That was very helpful. BTW, it's...

    Thank you. That was very helpful.

    BTW, it's wunderground.com, not wonderground.com!
  2. How can I measure energy savings of new furnace?

    This seems like such an easy question, but I believe it is hard to come up with an accurate way to measure.

    The easiest is to look at a time frame (winter) before putting in the furnace and then...
  3. I have an IAQ. Wouldn't if be nice if I could set...

    I have an IAQ. Wouldn't if be nice if I could set my thermostat for dew point instead of temp?
  4. As clarification, I want the unit to use the...

    As clarification, I want the unit to use the upstairs remote sensor at night and the downstairs sensor during the day. If it was in the program, I could set that once and be done with it, but since...
  5. I'm a HO with a dual fuel set-up (2 stage hp and...

    I'm a HO with a dual fuel set-up (2 stage hp and 2 stage furnace) and I choose the 9421 over the 8320 at install because of the extra things it can do for that set-up. There are a few things that...
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    I'm really disappointed that there is not a 4/2...

    I'm really disappointed that there is not a 4/2 option.
  7. Replies
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    2,984

    Anyone been to an event yet? Curious minds and...

    Anyone been to an event yet? Curious minds and all that stuff!
  8. I'm trying to find the balance between A/C and whole house fan usage

    A little background. We have lived in Colorado for 17 years and we have never had an A/C. Up until this year, we used an evaporative cooler during the day and our whole house fan at night. And it...
  9. It seems like the remote sensor and using average...

    It seems like the remote sensor and using average is the least painful solution. The only issue is that the differential between up and down varies and finding the right setpoint will be the...
  10. And that is another problem with my system. My...

    And that is another problem with my system. My setup has 4 heat / 2 cool and I'm only aware of one zone board that can be used and it doesn't work with dual fuel. And I read on another thread that...
  11. beenthere: I actually leave the fan on all the...

    beenthere:

    I actually leave the fan on all the time and it does a decent job of averaging out the room temps. It does much better at night than during the daytime. And doing what you suggest is...
  12. Can I have 2 thermostats connected to my system?

    I have an dual fuel system (American Standard Heritage 16 HP, Freedom 80 furnace) and an Honeywell IAQ thermostat.

    What I would like to do is have a thermostat or sensor on the 2nd floor so that I...
  13. Thread: IAQ Problem

    by markf57
    Replies
    4
    Views
    518

    I had this problem too. Here is my thread which...

    I had this problem too. Here is my thread which shows the problem and solution:

    http://www.hvac-talk.com/vbb/showthread.php?t=170537
  14. Replies
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    Zoning with an AS Heritage 16 DF system

    Last fall, I had the following dual fuel system installed:

    American Standard Heritage 16 Heat Pump (2 step compressor)
    AS Freedom 80 2 stage VS furnace
    Honeywell IAQ thermostat

    I was quite...
  15. Ryan: Thanks! That is exactly this problem....

    Ryan:

    Thanks! That is exactly this problem. Operator error! Although it seems strange that turning off the system doesn't override the fan schedule, IMHO.
  16. IAQ problem, wiring problem or IAQ set-up issue?

    I had an AS Heritage 16 and Freedom 80 furnace installed last fall. I control the system with an IAQ. I really enjoyed the comfort this past winter. The VS was wonderful!

    Up until now, I have had...
  17. Thanks guys. It looks like I'll just leave things...

    Thanks guys. It looks like I'll just leave things the way they are now.
  18. What's the value of Comfort-R in a low humidity climate?

    Last fall I had an AS dual fuel system installed. The installer didn't set it up for Comfort-R. After reading all the threads, it appears that the value of Comfort-R is to control humidity. Since I...
  19. Replies
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    2,319

    Here is the reason I want to recover with fossil...

    Here is the reason I want to recover with fossil fuel. Right now, my HP is set to run 15 degrees and above. It does maintain at those levels. However, to recover by 6am, the adaptive recovery starts...
  20. Replies
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    2,319

    I would love to know how to do this with an IAQ....

    I would love to know how to do this with an IAQ. I have an IAQ with adaptive recovery set and I have not figured out a way to use the gas during setback recovery.
  21. Replies
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    579

    I really don't want to lose adaptive recovery....

    I really don't want to lose adaptive recovery. The backup is gas and I only set it back 4 degrees (67 --> 63). However to get to 67 by 6am, it starts recovering at around 4am when temps are around...
  22. Replies
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    579

    Can I do this with an IAQ Thermostat?

    Since it takes several hours for my heatpump to recovery every morning, I was wondering if I could set the wake schedule on my IAQ to use the gas heat instead of the HP. Is that possible?
  23. The Vision Pro will not show when the HP is in...

    The Vision Pro will not show when the HP is in 2nd stage.
  24. Replies
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    3,433

    Second: Why is that important? I have seen...

    Second:

    Why is that important? I have seen that in a few other threads. I know mine is not run on a separate set of wires.
  25. Replies
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    4,847

    That is the conclusion I came to and decided not...

    That is the conclusion I came to and decided not to do that.



    That is my plan.



    As advanced as the IAQ is, that is one feature that is lacking. I was quite disappointed when I...
  26. Replies
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    4,847

    Second: This it completely my theory. I will...

    Second:

    This it completely my theory. I will continue to watch the system. I cut a small piece of poster board and put it on top of the furnace case under the liquid line. If this should happen...
  27. Replies
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    4,847

    Roy: I have an American Standard Heritage 16....

    Roy:

    I have an American Standard Heritage 16. As a HO, I thought the reversing valve is the TXV. Whatever the IAQ sends a signal to to reverse the flow, that is what was working the wrong way.
  28. Replies
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    4,847

    Iím sorry to have caused such commotion with this...

    Iím sorry to have caused such commotion with this thread. Iím sure that any of you, if you were on site, would have figured out the problem, but then again, when you hear what caused it, maybe you...
  29. Replies
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    1,811

    Not trying to hijack, but some of your earlier...

    Not trying to hijack, but some of your earlier threads indicated that you were going to upgrade to an IAQ. Did you never do that?
  30. Replies
    57
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    4,847

    Well, I caught it doing it again today. I now...

    Well, I caught it doing it again today. I now have a lot more data points.

    12:25pm unit goes into defrost (liquid line cold, furnace running, output 89F)
    12:35pm unit goes out of defrost (hp fan...
  31. Replies
    57
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    4,847

    Actually, other than than these 2 occurrences,...

    Actually, other than than these 2 occurrences, the system has been working wonderfully. Right now it is 30F OD, the tstat is set for 67F and the output is 87F. It has been going into and out of...
  32. Replies
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    4,847

    My mother told me that if you can't say anything...

    My mother told me that if you can't say anything nice, don't say anything at all.

    I'll just go pop some popcorn! ;)
  33. Replies
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    Thanks to all who replied. When I noticed the...

    Thanks to all who replied.

    When I noticed the frost on the liquid line, I sort of freaked out and didn't check anything else. In hindsight, it would have been wise for me to do that. Not to ignore...
  34. Replies
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    4,847

    It was blowing cold air.

    It was blowing cold air.
  35. Replies
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    4,847

    Is this a problem? Should I call the tech?

    I have a AS dual fuel Heritage 16 and Freedom 80 furnace that is just over a month old. I've got the HP going down to 15F and it has been working well.

    Tonight the OD is about 20F. I went into the...
  36. Replies
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    1,019

    Dash: Thanks. It looks like all is well.

    Dash:

    Thanks. It looks like all is well.
  37. Replies
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    1,019

    Does the heat pump fan run during defrost?

    I have been enjoying my 1 month old AS Heritage 16 dual fuel system with an IAQ.

    Now that it has been getting colder, I have been modifying the settings on my IAQ to see how low I can get the HP...
  38. Replies
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    1,796

    Unfortunately, the answer is NO.

    Unfortunately, the answer is NO.
  39. As a homeowner, I had this same problem with my...

    As a homeowner, I had this same problem with my install. There are 3 different diagrams if you count the furnace, iaq and hp diagrams.

    I learned from Mark B. (I think) that the HP install diagram...
  40. Is this a job for an HVAC guy or an electrician?

    I'm loving my AS Heritage 16 / Freedom 80 dual fuel system. Especially with the Honeywell IAQ. Thanks to the help from this board my HVAC installer was able to get everything right the 2nd time.
    ...
  41. Replies
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    1,248

    Band: Starship Song: We Built This City ...

    Band: Starship
    Song: We Built This City

    Ironically, that band also changed their name many times. Jefferson Airplane --> Jefferson Starship --> Starship.
  42. Replies
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    I looked very hard at these units. They will...

    I looked very hard at these units. They will perform in the lowest of temperatures. And I'm convinced the Hallowell is a great unit.

    That being said, I decided against it. I chose a dual fuel...
  43. Replies
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    2,039

    I had this same problem a few weeks ago. My...

    I had this same problem a few weeks ago. My American Standard Heritage 16 was wired wrong. During the install, he told me this was his first dual fuel install. After getting some guidance from some...
  44. Thread: "powerzoning"

    by markf57
    Replies
    9
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    3,267

    What type of device was the guy using to measure...

    What type of device was the guy using to measure airflow at the registers?
  45. Replies
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    1,055

    I'm going to get this device and take the...

    I'm going to get this device and take the guesswork out of the equation.

    http://www.cfsco.net/g99geairfiga.html
  46. Replies
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    4,051

    Since I'm using an IAQ, can the installer...

    Since I'm using an IAQ, can the installer accomplish this by disconnecting the O wire from the furnace control board and leaving the O from the outdoor unit connected to the O terminal on the EIM? ...
  47. Replies
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    10,358

    It is actually an install by a NATE certified...

    It is actually an install by a NATE certified installer. However, I learned a little to late that this is his first dual fuel install.
  48. Replies
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    10,358

    With an IAQ, there are only 3 wires that go to...

    With an IAQ, there are only 3 wires that go to the tstat. But on the EIM O is going to the ODU and to the furnace.



    That is where put the jumper, on the furnace and it stuck in cool.
  49. Replies
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    4,051

    The installer returned today and made these...

    The installer returned today and made these changes:

    Tstat Furnace O/D
    Y1 Y Y1

    Y2 BK Y2
    Set dip switches #5 and #6 on the furnace to ON
    Cut BK jumper on board.

    This got the Comfort-r...
  50. Replies
    56
    Views
    10,358

    When the installer jumpered R to O, the heat pump...

    When the installer jumpered R to O, the heat pump delivered cold air when heat was called from the HP. He doesn't think that I can I can have Comfort-R from the heat pump in heat mode.
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