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  1. Replies
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    1,242

    Using hot water is perfectly acceptable and is...

    Using hot water is perfectly acceptable and is actually recommended by Aprilaire for certain applications.

    The owners manual and installation manual have sections related to "annual" and...
  2. Replies
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    5,851

    Poll: Just my two cents: I saw your reply to another...

    Just my two cents:

    I saw your reply to another post regarding why you would never consider a heat pump. I think you should seriously reconsider that as an option. Considering the fact that your...
  3. Replies
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    761

    Thanks. That makes sense, it also explains why...

    Thanks. That makes sense, it also explains why with the previous stat the air handler would shut down on occasion when I had the fan programmed to run.

    Thanks for the advice regarding the advanced...
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    4
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    369

    If it were my Mom, I would prob not put the...

    If it were my Mom, I would prob not put the burden on her to look for recommendations I would do it myself like you were trying to do.

    If Phillbo can give strong reasons why he can recommend a...
  5. Replies
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    6,459

    This is another section from the manual which...

    This is another section from the manual which explains the flashing. I would not keep overriding the protection. It is probably the effect and not the cause.

    Heat On and Cool On Icons
    When a...
  6. Replies
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    6,459

    OPTION 01—ANTICIPATOR ADJUSTMENT This adjustment...

    OPTION 01—ANTICIPATOR ADJUSTMENT
    This adjustment controls the sensitivity and cycle rate of the
    thermostat. Higher numbers decrease the sensitivity and slow the
    cycle rate. Lower numbers increase...
  7. Replies
    8
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    761

    Does that mean you know what the function is? ...

    Does that mean you know what the function is?

    The techs left it on, Before I change it, it would be nice to know what it does if anything.

    I have an Aprilaire 660M installed and controlled by...
  8. Replies
    8
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    761

    Infinity Stat question

    My contractor replaced my faulty communicating stat (broken side button) today and I noticed a new item under Fan Coil Setup labeled DEHUM Drain, on or off.

    They did not leave new install manual....
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    0
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    287

    removed

    removed
  10. Replies
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    774

    Thanks Plainspoken for replying to the question...

    Thanks Plainspoken for replying to the question with an answer. That is what I wanted to know.
    :)
  11. Replies
    7
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    774

    38YDB defrost on demand?

    Is there any way to convert my 38YDB from a timed defrost cycle to an on-demand system? And if so do you think it is worth any potential energy savings? system is installed in SE PA, It is...
  12. Replies
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    9,150

    Quote "It has been running continuously (48...

    Quote "It has been running continuously (48 hours non stop) since I set it at 70. The blower stays on high, the unit outside cycles on and off, and "Heat On" has been on continuously in the...
  13. Replies
    8
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    1,579

    Infinity Stat Updates

    My Infinity TStat also has software ver. cesr131339-08. It was installed last March. I am also curious if it can be updated and if Carrier publishes the latest version anywhere?

    Regarding a...
  14. Your fan speed is controlled by the stat. ...

    Your fan speed is controlled by the stat. Depending on the stats capabilities it can be programmed however you like. For example on my carrier Infinity control there are four time settings each...
  15. Replies
    12
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    2,808

    I have a relatively new Carrier Variable speed AH...

    I have a relatively new Carrier Variable speed AH with Infinity control. There is a very noticeable difference between the three speeds. If you press the advanced key for 10 seconds and scroll down...
  16. Replies
    4
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    697

    ttt

    ttt
  17. Replies
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    697

    The unit is a 4 ton condenser with a 5 ton AH....

    The unit is a 4 ton condenser with a 5 ton AH. 14.5 seer condenser with the air handler supposedly brings it up to 15.5.
  18. Replies
    4
    Views
    697

    I have an FE VS air handler with a 38YDB...

    I have an FE VS air handler with a 38YDB condenser, with Infinity control.

    There are three settings for the air handler; Maximum, Comfort and Efficiency. The literature says that efficiency is...
  19. Replies
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    4,938

    I called Carrier about the 25HNA9, 25HNA6 units...

    I called Carrier about the 25HNA9, 25HNA6 units and they told me not ready till May. They will be 19 and 16 SEER respectively and two stage scroll.
  20. I am not sure if your air handler is set up the...

    I am not sure if your air handler is set up the same, but I have an FE VS airhandler with the Infinity control. In the advanced setup for the Fan Coil there are three settings : Comfort, Efficiency...
  21. Replies
    14
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    1,121

    unfortunately, yes i posed the question to each...

    unfortunately, yes i posed the question to each of three contractors who quoted me a new heat pump system.
    The answers were: it would help, it would not help, and the room is on a slab there is...
  22. Replies
    14
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    1,121

    the only access would be to the inside of the...

    the only access would be to the inside of the duct from the basement side. Is there any way to line them?
  23. Replies
    14
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    1,121

    I read the sitee rules and the only part of...

    I read the sitee rules and the only part of relevance i could find was;

    At the same time, be polite and respectful in your answers. We welcome questions so please don't be critical of someone's...
  24. Replies
    14
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    1,121

    Guys, The Eat in part of my kitchen is built...

    Guys,

    The Eat in part of my kitchen is built on a slab outside of the basement area. I have a heat pump hot air system.
    This area had two 6 inch metal round ducts running under the floor from...
  25. Replies
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    1,718

    Not sure why it is. I had three different...

    Not sure why it is. I had three different contractors come over and they each measured the ductwork and said it can handle a 5 ton AH. They also confirmed that the current AH is a 5 ton.

    I am...
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