Search:

Type: Posts; User: lksmith

Page 1 of 3 1 2 3

Search: Search took 0.01 seconds.

  1. Thanks to all of you for your replies. I couldn't...

    Thanks to all of you for your replies. I couldn't remember the kind of compressor that failed, but Bristol was what I was told was the failed compressor. I was also told that if I purchased a new...
  2. Carrier Heat Pump quit. Here are the options.

    Good day! I have a Carrier dual fuel system that was installed at my house in November, 2009. The heat pump (subject of this discussion) is a model 25HNA636A0030020. The unit has been professionally...
  3. Replies
    3
    Views
    574

    Cold Feet, Thanks for the info on the Infinity...

    Cold Feet,

    Thanks for the info on the Infinity "crippling." Do you (or anyone) have any specifics on Carrier telephone access? I've seen some old google references dating back to 2005, but nothing...
  4. Replies
    3
    Views
    574

    Carrier Infinity or IAQ Thermostat?

    I'm about to have a new Carrier Infinity 2 stage heatpump and a Carrier 2 stage 95% furnace installed in a vacation home. My initial thought was to have the Infinity thermostat installed too. The...
  5. Replies
    7
    Views
    7,937

    I did a Manual J calculation using an outside...

    I did a Manual J calculation using an outside temperature of 30 degrees, figuring that's about all I'd get out of a HP. Here are the loads...

    Total heat gain: 17,000 BTUH
    Total heat loss: ...
  6. Replies
    7
    Views
    7,937

    Is it worth it?? 20 seer vs 16 seer

    I'm soliciting bids for a dual fuel system for a house I'm building in western NC. Looks like a 2.5 or 3 ton HP is going to work. I don't have much need for the cool side of the HP but can use all...
  7. Replies
    19
    Views
    1,968

    DGIO-Not Thanks for your input. Sounds like...

    DGIO-Not

    Thanks for your input. Sounds like externally wrapped metal is the way to go. Happy 4th.

    LKSmith
  8. Replies
    19
    Views
    1,968

    Ducts...What's Best

    I've been soliciting bids from HVAC dealers to put a dual-fuel system in a new house I'm building. I've had four different companies give me three different options on duct work. I'm clueless on...
  9. Replies
    13
    Views
    1,454

    OK, I asked the question and you smart guys just...

    OK, I asked the question and you smart guys just blew me away! So let me ask a basic and more specific question...If I install a heat pump at 5,000 ft. elevation that will probably operate with...
  10. Replies
    13
    Views
    1,454

    Heat Pump Derate?

    Greetings,

    My Ruud LP fired furnace says the output is derated 1.8% for every 1,000 feet of elevation. Does a heat pump have a derate in the heat mode? Just wondering...

    LKSmith
  11. Replies
    13
    Views
    776

    Is this blasphemy??

    Let me follow up on this thread where I have a home that require little or no cooling but could require a lot of heating--that I would like to do with a HP. Now, please don't take my name in vain,...
  12. Replies
    13
    Views
    776

    Beenthere...what's an IQ heat pump? (And what's...

    Beenthere...what's an IQ heat pump? (And what's the difference between it and a 'regular' heat pump?)

    LKSmith
  13. Replies
    13
    Views
    776

    Sizing a dual fuel system

    Greetings: I'm about to build a second (later retirement) home in the mountains of NC. Elevation is about 5,000. It doesn't get very hot there in the summer--seldom higher than the upper 70s. In the...
  14. Replies
    5
    Views
    449

    I did a bit of follow-up on the telephone...

    I did a bit of follow-up on the telephone controllers. As was previously mentioned there are several brands available. In this new house I'm going to do the heat pump/dual fuel system. Could anyone...
  15. Replies
    5
    Views
    449

    Thanks for your help. lksmith

    Thanks for your help.

    lksmith
  16. Replies
    5
    Views
    449

    Telephone Control

    Greetings:

    I'm about to build my retirement home that for the next couple of years will be just a vacation home. In my present home I had new Trane dual fuel systems installed just a couple of...
  17. Replies
    30
    Views
    2,447

    So does that mean if you needed a 2 ton HP at sea...

    So does that mean if you needed a 2 ton HP at sea level for heating and cooling, you'd need a bigger unit at a higher elevation, or just a greater fan speed?

    Larry Smith
  18. Replies
    30
    Views
    2,447

    Heat Pump Derate?

    One last question for you pros...

    In previous posts I made mention of the fact that my LP furnace at 5,200 feet elevation is derated by 1.8% per 1,000 feet of elevation.

    Are heat pumps derated...
  19. Replies
    30
    Views
    2,447

    Yesterday morning the OAT was plus 1 degree F....

    Yesterday morning the OAT was plus 1 degree F. The furnace was still cycling on and off. Based on the LP derate of 1.8 % per 1000 ft. (according to Ruud) I figure this furnace would continue to cycle...
  20. Replies
    30
    Views
    2,447

    Thanks for all of your comments. I knew this...

    Thanks for all of your comments. I knew this wasn't going to be as easy as I had hoped!

    dhvac, you said "before you decide to go the route of having an oversized 2 stage heat pump put in make sure...
  21. Replies
    30
    Views
    2,447

    Geodude, Does the 2 stage work the same way in...

    Geodude,

    Does the 2 stage work the same way in the cooling mode? Starts at say 2 tons then ramps up to 4 tons only if needed (which it probably wouldn't be needed)?

    Larry Smith
  22. Replies
    30
    Views
    2,447

    Tigerdunes, My home is a 2,478 sq. ft. log...

    Tigerdunes,

    My home is a 2,478 sq. ft. log home. The logs are 12 inch round pine--thus no additional insulation. There are a fair number of windows and they are all thermal, low e, tinted windows....
  23. Replies
    30
    Views
    2,447

    Let me follow up on my last comment. I found...

    Let me follow up on my last comment.

    I found some numbers that I had worked up previously and I came up with a requirement of about 48KBTU to heat the house down to about 30 degrees. Is there...
  24. Replies
    30
    Views
    2,447

    Thanks for your comments... Would a 2 ton heat...

    Thanks for your comments...

    Would a 2 ton heat pump keep the house warm down to 30 degrees or so? Isn't 2 tons typically about 24-25KBTU and so wouldn't the HP run out of heat capacity at a fairly...
  25. Replies
    30
    Views
    2,447

    Sizing a Heat Pump...for Heat

    Greetings,

    I have a 2,400 sq. ft. home in the mountains of NC. Sort of perched on top of a 5,000 ft. mountain. We have no air conditioning and only a grossly oversized LP Ruud 120KBTU, 94 AFUE...
  26. Replies
    7
    Views
    912

    tigerdunes: Thanks for your comments. The...

    tigerdunes:

    Thanks for your comments. The house is about 2650 sq. ft. I remember when the house was being built and the contractor and the hvac guy were standing outside, one said to the other,...
  27. Replies
    7
    Views
    912

    tigerdunes: The $0.194 per kwh includes ALL...

    tigerdunes:

    The $0.194 per kwh includes ALL the charges which includes a monthly charge of $17.50 whether you use any electricity or not. If you take out that fixed cost, then the cost per kwh is...
  28. Replies
    7
    Views
    912

    We keep the thermostat set right at 60 degrees...

    We keep the thermostat set right at 60 degrees when we're not around.

    LKS
  29. Replies
    7
    Views
    912

    Adding a Heat Pump...Should I?

    I have a vacation home in the Western NC mountains. Someday it may become a full-time home. We're perched on top of a mountain at about 5,200 ft. We have no air conditioning in the house and other...
  30. Replies
    70
    Views
    6,082

    Hey beenthere, thanks for your reply. Happy New...

    Hey beenthere, thanks for your reply. Happy New Year.

    Larry Smith
  31. Replies
    70
    Views
    6,082

    What's the Difference?

    May I re-ask the question as to the difference between the settings on the thermostat? I've got a similar thermostat and also a RUUD Achiever 90 Plus. I just changed the setting from the preset of 6,...
  32. Replies
    9
    Views
    984

    georgiaguy, Just one comment on your gas...

    georgiaguy,

    Just one comment on your gas cost...your real cost of gas isn't just the cost per therm, it's also the customer service fee and the chunk you pay to AGL every month. That's what makes...
  33. kathuat, First let me state that I'm a...

    kathuat,

    First let me state that I'm a homeowner, not a HVAC pro (or even close). BUT, I just had a Trane XV80 furnace installed with a heat pump and a Vision Pro IAQ thermostat about a month ago....
  34. Replies
    9
    Views
    984

    georgiaguy, I live in ATL too. I figured (with...

    georgiaguy,

    I live in ATL too. I figured (with some pro help) that my actual capacity balance point was about 42 degrees. 3 ton HP was a bit small. I initally set the HP lock out at 35 degrees....
  35. Replies
    13
    Views
    1,435

    hvaclover, I think it's actually the filter...

    hvaclover,

    I think it's actually the filter that's bent giving the appearance that the enclosure is out of square. Part of the problem is there is sort of a lip on the inside of the enclosure such...
  36. Replies
    13
    Views
    1,435

    hvaclover, The duct board actually does...

    hvaclover,

    The duct board actually does connect to the returns in the living area (although it doesn't look like it in the pic.)

    I thought about trying to use a screw to attach the top of the...
  37. Replies
    13
    Views
    1,435

    Here's a picture of the filter closet and the...

    Here's a picture of the filter closet and the pull-off door leaning against the furnace. When I went into the attic to take this photo the door was laying on the attic floor having fallen out of the...
  38. Replies
    13
    Views
    1,435

    Doc, I'm away from home for the holiday. I'll...

    Doc,

    I'm away from home for the holiday. I'll take one and post on Monday. Thanks.

    Larry Smith
  39. Replies
    13
    Views
    1,435

    Chaard, So you just accept that a certain...

    Chaard,

    So you just accept that a certain amount of (in this case attic) air is going to come in through the filter rack? This tech who came out said the the 140 degree attic temperature in the...
  40. Replies
    13
    Views
    1,435

    I've got these fancy new Trane furnaces that have...

    I've got these fancy new Trane furnaces that have a filter closet attached to the side of the furnace. There is a metal insert that is supposed to seal out the outside air from entering the furnace...
  41. Replies
    16
    Views
    2,490

    Thanks for your comments. I think, as sw fl dan...

    Thanks for your comments. I think, as sw fl dan has noted, that my issue not so much an economic balance point, but a capacity issue. On my upstairs heatpump, capacity is not really an issue because...
  42. Replies
    4
    Views
    542

    Yes, I'm familar with the other parts of the...

    Yes, I'm familar with the other parts of the warranty but they, of course, won't change by adding the additional years to the parts and labor. If anyone would care to throw a ballpark number at me,...
  43. Replies
    4
    Views
    542

    Greetings, I have just had installed two Trane...

    Greetings,

    I have just had installed two Trane heatpumps (XR13), one's a 3 ton the other a 2 ton, new coils and Trane VX80, 60K and 80K furnaces in a dual fuel setup. I have asked for and received...
  44. Replies
    2
    Views
    455

    Thanks Bald. Glad to know it's correctly set up....

    Thanks Bald. Glad to know it's correctly set up.

    Larry Smith
  45. Replies
    2
    Views
    455

    I've had a fair amount of problems with the setup...

    I've had a fair amount of problems with the setup and installation of my new heatpump/furnace. Partly from installer screwups and partly because my new IAQ9000 is the first one this company has...
  46. Replies
    28
    Views
    2,755

    RoBoTeq, Are there any after-market extended...

    RoBoTeq,

    Are there any after-market extended warranties that you would recommend (or conversely stay away from?).

    Larry Smith
  47. Replies
    28
    Views
    2,755

    Mark, I think you may be right...they just...

    Mark,

    I think you may be right...they just don't want to deal with it. But they do get paid for this warranty work, don't they? If they didn't get reimbursed I could see their position, or, if...
  48. Replies
    28
    Views
    2,755

    I recently had two Trane heatpump/furnaces...

    I recently had two Trane heatpump/furnaces installed in my home. As we were discussing his proposal the sales guy said his company did not sell the Trane extended warranties. His position was that...
  49. Replies
    16
    Views
    2,490

    Thanks Deme, I'll poke around on the Trane...

    Thanks Deme,

    I'll poke around on the Trane website and see what I find.

    Larry Smith
  50. Replies
    16
    Views
    2,490

    Hi Dan, Thanks for doing the magic...

    Hi Dan,

    Thanks for doing the magic calculations. I must say I had't considered the fact that a 3 ton heatpump wouldn't have the capacity to handle 48 KBTU of heat loss. Easy to get wrapped up in...
Results 1 to 50 of 139
Page 1 of 3 1 2 3
Comfortech Show Promo Image

Related Forums

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