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  1. Replies
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    Thank you again. I appreciate it. I prefer...

    Thank you again. I appreciate it.

    I prefer to check the mnfr's Data Sheets myself. Few are like u guys. I've checked and chosen my own system in past (e.g, my basement's system) from Data...
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    beenthere and skippedover, Thanks for your...

    beenthere and skippedover,

    Thanks for your feedback. Not a DIY project but a homeowner that wants to be informed so that HVAC system installation is done right. Unfortunately, many service jobs...
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    Thank you. I appreciate it. My current lines...

    Thank you. I appreciate it. My current lines are in a tight chase: from attic on down through 2nd and 1st floor levels in chase (interior wall), and out through basement's ceiling, on through wall...
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    best system for 37 ft rise?

    Would like to replace upstairs system (Hotlanta). Appreciate advice/suggestions for 3 or 3.5 ton system with following constraints:

    1. Have approx 37' ft rise from outside unit location to inside...
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    lulu123, I'm in ATL area as well and in same...

    lulu123,

    I'm in ATL area as well and in same predicament. I've just started my search for HVAC system and going thru the process of getting estimates. You may benefit from visiting...
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    My apologies: 11 years old. And yes, upon...

    My apologies: 11 years old.

    And yes, upon deciding to go replacement route, then all three in your list are objectives.

    Re: comfort, we've been OK with 2.5T in 1st level for 11 yrs. If I bump...
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    12 yrs old. The fan in furnace broke but I think...

    12 yrs old. The fan in furnace broke but I think its not just the fan but more to it. I was told at this is age things turn downhill; fix, then something else emerges or breaks.

    THroughout...
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    I appreciate advise on Infinity 80 size, whether...

    I appreciate advise on Infinity 80 size, whether to use 58CVA070-12 or 58CVA-090-16 on 1900 sq ft, 1st floor.

    1st floor split to be replaced is:
    - gas furn. 58PAV070-12, out_cap= 53K; in_BTU=...
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    Old 2.5T split being replaced with 3.0. ...

    Old 2.5T split being replaced with 3.0.

    Aside from replacing some supplies/returns for proper sizing, is there any reason to change existing duct and to what?

    Current flex duct is R5.8, 11...
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    jrbenny, what coil and furnace do you...

    jrbenny,

    what coil and furnace do you recommend for 38YDB036?

    Thanks, AAR
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    jrbenny, thank you. You're right - I know see...

    jrbenny, thank you.

    You're right - I know see product data meant a 3/8" liquid line across whole row for all 38YDB units.

    I'll now look at 38YDB036.

    Thanks, AAR
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    38YDB037 may not work for me!

    38YDB037 may not work for me!

    My existing liquid/vapor lines thru int'r wall (bsmt to attic) are tight. I now have 3/8" & 3/4". Swapping lines is not possible. Would need to route lines...
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    Pop, Thank you. I apprciate others owners and...

    Pop, Thank you.

    I apprciate others owners and professionals's comments on reliability of 38YDB037's history and anything related to 2-stage recip compressor made by Bristol ST.

    Dash?...
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    Thanks for the feedback. I found a XL16i product...

    Thanks for the feedback. I found a XL16i product spec, 2005 version.

    I now have a gas furnace so rather than go HP/air handler, I want to keep flexibility of gas/electric for future. That is one...
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    Thanks for the help to questions on my post last...

    Thanks for the help to questions on my post last week.

    I'm in Atlanta; replacing two split systems (1st & 2nd floors). I'm trying to have job started next week.

    I wanted to go with Carrier...
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    I found dicussion on the 2-stg scroll copeland...

    I found dicussion on the 2-stg scroll copeland also in the following thread, here, in this forum:

    http://www.hvac-talk.com/vbb/showthread.php?threadid=93334

    Thanks, AAR
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    Thanks for the good advice and info. I'm...

    Thanks for the good advice and info.

    I'm puzzled; person of integrity was told by distributor that 38YDB3700 has a 2-stg scroll, copeland.

    I searched in google: 38ydb bristol. Found:...
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    Thanks for the reply. It seems defrost...

    Thanks for the reply.

    It seems defrost temp/time cycles on 38YDB trigger only below or around freezing. Should I also consider A/C (38TDB3700 / 58CVA)?

    Howeve, I'm leaning hybrid (Atlanta)....
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    Thanks for the feedback. Interesting - these...

    Thanks for the feedback.

    Interesting - these units are part of promo that started yesterday and runs through May.

    Should I be hesitant to go with the 38YDB since it's a 2-stage recip compressor...
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    Where can I find documents for Infinity 25HNA9,...

    Where can I find documents for Infinity 25HNA9, 25HNA6, 24ANA1, 24ANA7?

    I can't seem to find "product data" PDFs, "combination ratings," or info on furnace/evap_coil combos to match system.

    I'm...
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