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Forum: AOP Residential HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions pertaining to HVAC for the home. No pricing, no DIY, please read Site Rules Register

  1. Sticky Thread Sticky: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:32 PM
    • Replies: 0
    • Views: 46,819
    10-31-2011, 07:32 PM Go to last post
  2. Angry Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 11-15-2008 10:40 PM
    • Replies: 0
    • Views: 46,981
    11-15-2008, 10:40 PM Go to last post
  1. Question Fumes coming from basement

    Started by cmdearheart, 09-13-2010 12:07 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,656
    09-14-2010, 09:27 PM Go to last post
  2. What is the estimated AFUE for my 1984 furnace?

    Started by markf57, 09-17-2006 11:33 AM
    • Replies: 12
    • Views: 3,079
    09-14-2010, 06:53 PM Go to last post
  3. Freon Noise

    Started by Sandy Avery, 09-14-2010 10:02 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,515
    09-14-2010, 06:11 PM Go to last post
  4. 410A Evap leak causes?

    Started by ReferDealer, 09-14-2010 01:29 PM
    • Replies: 4
    • Views: 709
    09-14-2010, 05:51 PM Go to last post
  5. Resource for looking up AFUEs on older units?

    Started by gnathanson, 09-14-2010 05:23 PM
    boiler manufacturers, efficiency, furnace
    • Replies: 1
    • Views: 699
    09-14-2010, 05:47 PM Go to last post
  6. Moved: Finding a bad valve on 410a

    Started by toyo066, 09-14-2010 05:18 PM
    •  
    •  
  7. What is the issue here?

    Started by Coredog, 07-05-2010 10:00 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,335
    09-14-2010, 05:09 PM Go to last post
  8. Confused cycling

    Started by chuyortiz5, 09-14-2010 02:13 PM
    • Replies: 3
    • Views: 365
    09-14-2010, 03:46 PM Go to last post
  9. Low Humidity in the winter

    Started by rock28, 09-13-2010 11:12 PM
    • Replies: 8
    • Views: 2,067
    09-14-2010, 03:04 PM Go to last post
  10. condensate pumps for mini spits

    Started by nipper, 09-14-2010 10:12 AM
    • Replies: 2
    • Views: 410
    09-14-2010, 10:36 AM Go to last post
  11. Unhappy Need HVAC/zoning help in Houston, TX. Please!

    Started by acivi, 09-13-2010 09:52 PM
    • Replies: 7
    • Views: 757
    09-14-2010, 10:04 AM Go to last post
  12. AC went out and we live in Arizona... please help

    Started by drmroth, 09-13-2010 12:27 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,085
    09-14-2010, 08:48 AM Go to last post
  13. Out Side compressor over heating.

    Started by MontyMc1, 08-17-2010 06:20 PM
    • Replies: 12
    • Views: 1,230
    09-14-2010, 08:16 AM Go to last post
  14. Radiant heated Slab for Garage

    Started by n20civicb18, 09-11-2010 02:57 PM
    2 Pages
    1 2
    radiant
    • Replies: 17
    • Views: 1,842
    09-14-2010, 07:04 AM Go to last post
  15. Does 3 Ton XR15 HAVE SOUND BLANKET?

    Started by Bocatrip, 09-13-2010 03:46 PM
    • Replies: 7
    • Views: 730
    09-14-2010, 06:31 AM Go to last post
  16. Aquatherm Blower creating random whooshing noise

    Started by MikePine, 09-11-2010 10:38 PM
    • Replies: 5
    • Views: 886
    09-13-2010, 11:34 PM Go to last post
  17. Confused Questions on dehumidifiers and air quiality

    Started by swoody, 09-11-2010 04:52 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,575
    09-13-2010, 11:14 PM Go to last post
  18. Help! Can't find HVAC pro in Southern Maine that will do Manual J!

    Started by staceyneil, 09-10-2010 04:11 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,377
    09-13-2010, 10:37 PM Go to last post
  19. Lennox XC14 XC17 and G61MPV or SLP98 (limited height)

    Started by Corrado, 06-23-2010 10:46 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 6,989
    09-13-2010, 10:31 PM Go to last post
  20. Old gravity Floor Furnace

    Started by phil putzer, 09-13-2010 05:15 PM
    • Replies: 7
    • Views: 2,039
    09-13-2010, 09:51 PM Go to last post
  21. Defrost cycle heat

    Started by dx, 09-11-2010 07:22 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,127
    09-13-2010, 09:49 PM Go to last post
  22. AC man told me I can only go with Lennox due to size

    Started by drmroth, 09-13-2010 05:42 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 909
    09-13-2010, 09:40 PM Go to last post
  23. Unbelievable Poor Work!!!!

    Started by Floridaman, 08-29-2010 12:23 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 2,796
    09-13-2010, 07:18 PM Go to last post
  24. XR115 vs XL16I Dallas

    Started by BKDAL, 09-12-2010 10:40 AM
    • Replies: 10
    • Views: 1,109
    09-13-2010, 05:39 PM Go to last post
  25. can you really be that arrogant/demanding?

    Started by pacnw, 09-11-2010 07:47 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 88
    • Views: 4,506
    09-13-2010, 04:51 PM Go to last post
  26. Question Duct routing on 2-story home

    Started by florida pe, 06-23-2010 03:37 PM
    • Replies: 9
    • Views: 4,168
    09-13-2010, 04:33 PM Go to last post
  27. Amer. STD. which heat pump for colder climates

    Started by Hoosierland, 09-12-2010 07:49 PM
    • Replies: 6
    • Views: 761
    09-13-2010, 04:29 PM Go to last post
  28. Rheem vs Comfortmaker value line heat pumps

    Started by DavidJ, 09-10-2010 05:42 PM
    • Replies: 5
    • Views: 2,244
    09-13-2010, 04:25 PM Go to last post
  29. pLEASE BUILDING SCIENCE EXPERTS-REPLY

    Started by Airmechanical, 09-09-2010 10:50 AM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 99
    • Views: 4,242
    09-13-2010, 12:47 PM Go to last post
  30. Dry climate and dual stage compressor

    Started by mcfly, 09-04-2010 10:56 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,390
    09-13-2010, 12:33 PM Go to last post
  31. Nordyne

    Started by kamikaze126, 09-11-2010 12:33 PM
    • Replies: 11
    • Views: 1,014
    09-13-2010, 12:04 PM Go to last post
  32. Zone dampering system

    Started by cczero, 09-02-2010 01:36 PM
    • Replies: 11
    • Views: 1,182
    09-13-2010, 11:00 AM Go to last post
  33. Question Is a condensing boiler worth it?

    Started by David Lang, 09-13-2010 01:03 AM
    • Replies: 1
    • Views: 409
    09-13-2010, 01:36 AM Go to last post
  34. Heat pump/duel fuel question

    Started by Hoosierland, 08-28-2010 10:05 PM
    4 Pages
    1 2 3 4
    • Replies: 42
    • Views: 1,808
    09-12-2010, 11:50 PM Go to last post
  35. TRANE Sizing question: XL15i - 2 coils to choose from - which one?

    Started by Mike67, 09-08-2010 10:51 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,378
    09-12-2010, 07:50 PM Go to last post
  36. Should I replace my gas furnace?

    Started by lroz, 09-11-2010 09:55 PM
    • Replies: 9
    • Views: 2,666
    09-12-2010, 07:32 PM Go to last post
  37. Use or not... 90 second evap motor follow-through

    Started by ICanHas, 09-12-2010 04:26 PM
    • Replies: 4
    • Views: 476
    09-12-2010, 07:05 PM Go to last post
  38. What do you think of the xl20i for HOT Arizona?

    Started by drmroth, 09-09-2010 09:32 AM
    • Replies: 11
    • Views: 793
    09-12-2010, 06:16 PM Go to last post
  39. Do I need a chimney liner?

    Started by JH6, 09-12-2010 12:07 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,193
    09-12-2010, 05:44 PM Go to last post
  40. evaporator / condenser matching

    Started by frozenpal2010, 09-12-2010 11:43 AM
    • Replies: 5
    • Views: 1,120
    09-12-2010, 05:25 PM Go to last post
  41. Question about size of unit along with variable speed settings.

    Started by duckman06, 08-19-2010 09:58 AM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 1,312
    09-12-2010, 04:48 PM Go to last post
  42. compressor

    Started by lil one, 09-12-2010 12:07 AM
    • Replies: 3
    • Views: 513
    09-12-2010, 12:46 PM Go to last post
  43. Manual D report

    Started by 1riverboy, 09-11-2010 08:31 PM
    • Replies: 2
    • Views: 678
    09-12-2010, 12:25 PM Go to last post
  44. Lennox Comfort Sense 7000 thermostat

    Started by dmgray1, 09-11-2010 10:11 PM
    • Replies: 7
    • Views: 1,894
    09-12-2010, 12:20 PM Go to last post
  45. RUUD Ultra code reset

    Started by Dave Quesnel, 09-03-2010 11:11 PM
    • Replies: 3
    • Views: 532
    09-12-2010, 11:31 AM Go to last post
  46. Confused Rudd Furnance transformer/fan relay wiring

    Started by dhwms, 09-10-2010 09:16 AM
    • Replies: 6
    • Views: 2,838
    09-12-2010, 08:56 AM Go to last post
  47. Works or a waste?

    Started by AvantGarde, 09-12-2010 08:32 AM
    • Replies: 1
    • Views: 409
    09-12-2010, 08:42 AM Go to last post
  48. Sub cooling? Super heat?

    Started by john evans, 03-21-2005 07:11 AM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 20,385
    09-12-2010, 07:19 AM Go to last post
  49. Load calc calls for 2.5 tons. Go with 2 or 3 ton?

    Started by chillimd, 09-08-2010 10:48 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,334
    09-12-2010, 06:46 AM Go to last post
  50. Question Window Units..

    Started by actuator, 09-07-2010 10:56 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,384
    09-12-2010, 03:48 AM Go to last post

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