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  1. Looked at there website. As you said they are 8"...

    Looked at there website. As you said they are 8" high and come in different sizes to fit different air handlers. What do you mean by combi boiler? I need something that will vent with PVC due to...
  2. Static when running blower at maximum is .33...

    Static when running blower at maximum is .33 right now based on reading on Infinity thermostat. I think I would be okay.
  3. Anyone?

    Anyone?
  4. My equipment is a 3 ton 25HNA9 with FE4A-005 fan...

    My equipment is a 3 ton 25HNA9 with FE4A-005 fan coil.

    Thanks
  5. Hydro Coil for Carrier Infinity Heat Pump

    Gas is now available in my area and I was thinking about getting a boiler for DHW and to also feed a hyronic coil in my air handler for aux heat. The problem that i see is my installation is in a...
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    Yes it is Infinity Control. I would not want to...

    Yes it is Infinity Control. I would not want to change that. I am thinking that I might just get a Kerosene heater or some portable electric heaters. Never thought it would be a problem having an...
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    That makes sense. Would not want anyone getting...

    That makes sense. Would not want anyone getting hurt. I will talk to service company. Maybe they can put in another switch for airhandler functions so strip heater breakers can be shut off.
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    Right now circuits are protected twice. My main...

    Right now circuits are protected twice. My main panel has 2 60 amp breakers for the airhandler and air handler has 2 60 amp breakers which I thought should just be for the strip heaters but when you...
  9. Replies
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    1,188

    Since my circuit breaker panel has 2 60 amp...

    Since my circuit breaker panel has 2 60 amp breakers for the air handler couldn't airhandler functions be wired to line side of the one 60 amp breaker at the airhandler? This way strip heat breakers...
  10. Replies
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    1,188

    That is what I thought. There are 2 60 amp...

    That is what I thought. There are 2 60 amp breakers on air handler. Cannot turn them both off because thermostat and I assume fan are powered by the one breaker.
  11. Replies
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    1,188

    Disabling electric heat during defrost

    I have a Carrier 25HNA heat pump with FE4 air handler. When electric is out I have enough generator capacity to run heat pump as long as electric heat does not come on. I can lock out electric heat...
  12. Replies
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    454

    Thanks for quick answer. I have Carrier 2 stage...

    Thanks for quick answer. I have Carrier 2 stage infinity in my main house. Can I get away with just a standard single stage system in this application?
  13. Replies
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    I agree. Don't know how you can live with 80...

    I agree. Don't know how you can live with 80 deg. I have only recently nursed myself up to 75. Set it back to 73 at night.
  14. Replies
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    Thanks for response. I guess I am trying to be a...

    Thanks for response. I guess I am trying to be a little less wastefull so I will probably turn it up a little.
  15. Replies
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    454

    HP or Electric heat

    I have a bonus room above the garage that has A/C with heat strips in air handler. System is old old will need to be replaced soon. We normally keep heat at 60 deg. unless we are in room and then...
  16. Replies
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    1,736

    Setting Back A/C Worth it?

    It has been a 100 degs. here lately. I normally keep A/C at 75 deg. I am going away for weekend and was planning on setting A/C to 80 deg. Will I lose what I save when I return home and set back...
  17. I am just a homeowner but I would be screaming...

    I am just a homeowner but I would be screaming for a new furnace. I would think it certainly would be cheaper for them at this point.
  18. Replies
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    858

    Beenthere - Currently my electric rate is about...

    Beenthere - Currently my electric rate is about 10 cents. It is about half of that in heating season but that is going to disappear over the next 2 years. Not sure what the gas rate is hear. Going...
  19. Replies
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    858

    Rethinking Heat Pump

    I recently had a new Carrier Infinity 2 stage Heatpump installed which works great in both summer and winter. Variable speed air handler is quiet and comfort mode works great tempering the air...
  20. Replies
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    667

    I have an infinity system with one main...

    I have an infinity system with one main rectangular duct that feeds all the individual 6" round ducts. If I understand correctly Infinty zoning cannot be set up to work unless I have separate main...
  21. Replies
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    667

    Considering Zoning

    I have a Carrier Infinity system installed in a 2200 sq. ft. cape cod style house. I have no basement. There is one main supply trunk that runs length of house with 6" round ducts going to 4" x 12"...
  22. Replies
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    I would ask to see the results for the load calc...

    I would ask to see the results for the load calc of the one that did all the measuring. Did he ask you what indoor temperatures you keep thermostat at.

    All hmes are different but I live in SE PA...
  23. Replies
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    Before you commit to a unit I would listen to...

    Before you commit to a unit I would listen to one. I purchased top of the line heatpump from a manufacturer and noise is more annoying than the 23 year old unit that it replaced. Decibel ratings...
  24. Replies
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    1,970

    Heatpumpguru can you tell me if you have heard of...

    Heatpumpguru can you tell me if you have heard of any bulletins on noisy condenser fan motors? My condenser is a 25HNA936A30.

    Thanks
  25. Replies
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    1,970

    Update on Infinity Condenser fan noise

    I just heard from dealer this morning regarding what I think is excessively loud hum from condenser fan motor. They spoke to Carrier Rep. this morning who is back from vacation and apparently there...
  26. Replies
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    1,263

    It is disappointing to here about the noise. I...

    It is disappointing to here about the noise. I was hoping there was something wrong with mine that could be fixed. Starting to think I should have gone with the Lennox XP19.
  27. Replies
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    1,263

    Just had a system same as yours installed. ...

    Just had a system same as yours installed. System operates as described. If you are running in COMFORT mode it will actually slow down blower as it gets colder out to maintain supply temperatures. ...
  28. Replies
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    1,970

    Not sure if it was powered up before starting. I...

    Not sure if it was powered up before starting. I was not there second day. I am going to quess no. Had a lot left to do and were gone by 11:00 am.
    If I am convinced that noise is normal I may...
  29. Replies
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    1,970

    Unit is 12" from wall with no overhang. If...

    Unit is 12" from wall with no overhang. If dealer or factory rep can convince me that this noise is normal than I may consider switching to a 25HNA6. Even though Dealer is a large Carrier...
  30. Replies
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    1,970

    Motor and module were replaced. The noise seems...

    Motor and module were replaced. The noise seems the same to me. I am sure my 24 year old Lennox heatpump was louder it just did not have that annoying high pitch hum to it. They are telling me...
  31. Replies
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    1,970

    Lead tech came out today and did not think noise...

    Lead tech came out today and did not think noise was out of ordinary. I finally convinced him to try and move fan blade. He took access cover off and said it was not worth trying. There was only a...
  32. Replies
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    1,970

    It is a constant humming more noticible in low...

    It is a constant humming more noticible in low stage. Unit appears to be level. I want to try and hear another unit to assure myself that it should not sound this way then I will ask for a factory...
  33. Replies
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    1,970

    They changed fan today and noise is still the...

    They changed fan today and noise is still the same. Very annoying humming noise.:(
    Would I be out of line to ask salesman too hear another unit running? If this is the way it is suppose to sound...
  34. Replies
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    1,970

    So you are saying that the 25hna6 with bristol...

    So you are saying that the 25hna6 with bristol compressor is quieter? My noise is all with the condenser fan. Does the 25hna6 use a diffferent fan motor than the 25hna9?

    Thanks
  35. Replies
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    1,970

    They are coming today to change motor. ...

    They are coming today to change motor. Unfortunately I will not be home. Is it obvious how fan blade is suppose to go on? Can they luckily put it on right when changing motor? Other than noise I...
  36. I am just a homeowner but I think you answered...

    I am just a homeowner but I think you answered your own question above. Why do you say 2.5 ton never really worked well? Did it fail to maintain set point temperature even after being serviced and...
  37. Replies
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    1,970

    Question for heatpumpguru

    I have read in some posts that you had a Carrier 25HNA9 heatpump. Can you comment on the noise. I just had one installed and there is a high pitched hum from the condenser fan which is more...
  38. Replies
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    Can any Carrier guys comment on what the noise...

    Can any Carrier guys comment on what the noise level if any that the condenser fan should be making on a 25hna heatpump? They are coming on Thursday to change it but Tech did not seem real confident...
  39. Replies
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    1,922

    I found this option in Fan Coil Setup instead of...

    I found this option in Fan Coil Setup instead of Heat pump Setup. Manual not as new as thermostat I quess. Still have not found out what Quiet Shift is.
  40. Replies
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    Noise is definately coming from condenser fan...

    Noise is definately coming from condenser fan motor. Tech said that he did not think this is normal. They are going to change motor tomorrow. I hope this quiets it down. Don't think that I could...
  41. Replies
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    Infinity - Elec Heat Lockout

    I noticed the red heat light blinking the other night which I found out means that aux. heat is on. I wanted to make sure that Elec Heat Lockout was set and did not find setting available in Heat...
  42. Replies
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    1,922

    This system is 1 day old. Is it normal or...

    This system is 1 day old. Is it normal or necessary to have to replace both motor and module?
  43. Replies
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    That makes sense. Tonight at 45 deg. fan speed...

    That makes sense. Tonight at 45 deg. fan speed was 900 cfm
  44. Replies
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    1,922

    Tech came out this evening and confirmed noise....

    Tech came out this evening and confirmed noise. Unplugged condenser fan motor and noise went away. Could only hear faint noise of compressor. Fan was less noisier in high stage. Tech felt that his...
  45. Replies
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    1,922

    I was only there for about 10 minutes this...

    I was only there for about 10 minutes this morning. I will be home all day tomorrow and keep track of it. I would say that right now my only concern would be the condenser noise. Does not seem any...
  46. Replies
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    1,922

    I read in thermostat manuel that with Airflow set...

    I read in thermostat manuel that with Airflow set to Comfort " Heat Pump airflow is varied depending on outdoor temperature to maximise comfort." It is maintainig temperature so I quess I should...
  47. Replies
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    25hna936a30

    25hna936a30
  48. Replies
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    1,922

    Couple More Questions

    I am going to call. I just don't want to be labeled that pain in the a** customer right from the start.

    1. Based on what installer told my wife and what I seen scrolling through the menus...
  49. Replies
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    1,922

    I would say that it is a high pitched hum. Seems...

    I would say that it is a high pitched hum. Seems more noticible in low. Dont' here it in house unless you are right next to it. Just did not expect it to sound like this. It is on a pad that is...
  50. Replies
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    1,922

    I have a 25HNA9 with infinity control and an...

    I have a 25HNA9 with infinity control and an FE4ANA005 Air Handler
    I read where it says the default is 10 minutes on low then it switches to high unless difference from set point is 5 deg. Should I...
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