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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 Threads

  2. Angry Sticky Thread >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 11-15-2008 11:40 PM
    • Replies: 0
    • Views: 65,465
    11-15-2008, 11:40 PM Go to last post
    • Replies: 0
    • Views: 65,391
    10-31-2011, 07:32 PM Go to last post
  1. Normal Thread Normal Threads

  2. Shutdown noise

    Started by Trane mystery, 05-22-2012 08:34 PM
    • Replies: 11
    • Views: 1,489,133
    05-30-2012, 10:42 PM Go to last post
  3. CFM's per duct size

    Started by whtmntmgmt, 05-22-2006 11:53 AM
    • Replies: 6
    • Views: 265,583
    05-24-2006, 02:02 AM Go to last post
  4. Carrier Model and S/N Breakdown

    Started by munanee, 04-09-2007 04:16 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 235,674
    01-24-2011, 01:59 PM Go to last post
  5. Do power attic fans help?

    Started by printmanjackson, 03-29-2008 09:32 AM
    40 Pages
    1 2 3 4 5 6 ... 40
    • Replies: 512
    • Views: 228,434
    10-12-2011, 03:48 PM Go to last post
  6. How many watts does my heat pump use?

    Started by adama, 02-15-2008 02:08 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 118,248
    12-29-2009, 01:52 PM Go to last post
  7. Trane vs. Carrier vs. Bryant

    Started by dhh, 06-30-2006 06:30 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 108,767
    03-05-2009, 12:58 AM Go to last post
  8. soft solder vs brazing AC line sets

    Started by mnhunter, 01-03-2006 12:40 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 65
    • Views: 108,522
    09-26-2010, 12:27 AM Go to last post
  9. Question Return and supply temperature difference

    Started by cd42, 07-25-2007 07:59 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 107,643
    07-28-2007, 10:38 PM Go to last post
  10. BTUs rule of thumb

    Started by rhunter15, 01-13-2008 08:25 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 103,629
    01-15-2008, 10:57 PM Go to last post
  11. Honeywell Thermostat Cycle Time

    Started by noisyattic, 02-03-2005 11:16 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 100,056
    07-28-2005, 09:25 PM Go to last post
  12. How do I calculate return duct size?

    Started by Maikerum, 06-25-2010 09:49 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 99,728
    11-11-2010, 09:36 AM Go to last post
  13. Question Heat pump blows cold air in heat mode?

    Started by junkman2, 01-30-2010 04:56 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 91,736
    02-22-2010, 11:41 AM Go to last post
  14. How many tons for a 1500 sq ft home

    Started by Jamber2008, 03-26-2010 03:29 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 91,570
    03-26-2010, 08:05 PM Go to last post
  15. AC won't cool below 79 degrees!

    Started by erkme73, 06-22-2004 10:33 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 77
    • Views: 89,490
    03-17-2008, 11:51 AM Go to last post
  16. AC run time to Cool 2 Degrees

    Started by jlbartley, 08-05-2011 05:08 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 89,161
    08-09-2011, 08:09 AM Go to last post
  17. What is static pressure?

    Started by Pegsmi98, 02-14-2008 12:53 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 84,636
    09-05-2010, 10:52 PM Go to last post
  18. Best Gas Furnace Brand

    Started by mike siraj, 09-12-2005 11:04 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 69
    • Views: 80,118
    10-07-2011, 10:07 AM Go to last post
  19. Water mist help cooling my AC condenser unit

    Started by RickCyin, 09-05-2010 05:44 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 79
    • Views: 77,842
    05-07-2013, 12:51 AM Go to last post
  20. Goodman vs. Trane

    Started by bobb820, 03-03-2006 04:59 PM
    13 Pages
    1 2 3 4 5 6 ... 13
    • Replies: 161
    • Views: 76,922
    01-28-2009, 09:30 AM Go to last post
  21. What is an ECM motor?

    Started by Maikerum, 07-01-2010 03:00 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 75,649
    03-21-2011, 03:20 PM Go to last post
  22. Fujitsu vs. Mitsubishi ductless air conditioning

    Started by coolwater, 05-24-2009 04:04 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 75,199
    05-30-2009, 11:03 PM Go to last post
  23. Hard Start Kit

    Started by dkocur, 05-22-2006 12:42 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 73,475
    02-14-2009, 12:41 PM Go to last post
  24. 1 Ton Per 400 Square Feet?

    Started by keriwest, 05-18-2005 06:22 PM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 73,139
    05-24-2005, 11:28 PM Go to last post
  25. Home Depot AC/Furnance Install Oversized

    Started by bluelogic, 07-20-2010 01:48 AM
    53 Pages
    1 2 3 4 5 6 ... 53
    • Replies: 680
    • Views: 71,733
    07-03-2011, 11:13 PM Go to last post
  26. Lennox SLP98v Variable-Capacity Furnace

    Started by stewart20, 09-02-2010 07:47 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 82
    • Views: 71,461
    12-26-2010, 01:38 PM Go to last post
  27. How cold should air be from vent

    Started by SANDMAN_SATX, 08-24-2010 11:04 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 71,197
    08-25-2010, 11:36 PM Go to last post
    • Replies: 11
    • Views: 69,063
    02-01-2008, 11:18 PM Go to last post
  28. efficiency comparisons 14 vs 16 SEER

    Started by duckhunter, 03-19-2006 03:19 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 68,925
    09-11-2010, 02:57 PM Go to last post
  29. Furnace burning smell

    Started by Kwak, 03-04-2011 04:31 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 68,360
    03-07-2011, 09:33 AM Go to last post
  30. Question Auxiliary Heat on 80-90% of the time!?!?

    Started by kmcconnell, 01-07-2008 03:58 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 67,956
    01-12-2008, 05:47 PM Go to last post
  31. Fujitsu vs Mitsubishi and other mini-splits

    Started by plarian, 05-08-2009 10:30 AM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 67,945
    05-28-2010, 07:50 PM Go to last post
  32. LRA CONVERSION TO TONNAGE

    Started by cheps, 03-03-2006 05:52 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 67,531
    08-26-2010, 06:45 AM Go to last post
  33. Attic Fans--Recommended Tempature?

    Started by epics, 04-20-2006 03:33 PM
    4 Pages
    1 2 3 4
    • Replies: 42
    • Views: 65,991
    04-26-2006, 01:22 PM Go to last post
  34. Which furnaces and A/C are made in the USA

    Started by Paul12644, 01-19-2010 06:44 PM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 95
    • Views: 65,941
    09-22-2010, 04:12 PM Go to last post
  35. Do all A/C condensate lines need a P-trap?

    Started by rgile, 09-27-2010 12:22 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 65,888
    09-27-2010, 05:12 PM Go to last post
  36. Fully Modulating Furnace, Regular or Communicating thermostat?

    Started by Psychro, 11-15-2009 01:23 AM
    29 Pages
    1 2 3 4 5 6 ... 29
    • Replies: 369
    • Views: 65,112
    11-08-2011, 08:29 PM Go to last post
  37. Unit running but no air blowing

    Started by kbkids, 08-16-2006 01:31 PM
    • Replies: 7
    • Views: 65,069
    08-17-2006, 07:15 PM Go to last post
  38. cold air return vents in the basement (have some input to share)

    Started by samantha77, 01-07-2011 12:39 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 64,392
    05-06-2011, 11:51 PM Go to last post
  39. Bryant VS Carrier...Cost Comparison Question

    Started by tecboy, 05-23-2005 01:15 PM
    • Replies: 10
    • Views: 64,246
    05-23-2005, 10:26 PM Go to last post
  40. how often should A/C cycle on and off?

    Started by tinyhome, 03-21-2006 10:32 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 63,612
    03-23-2006, 09:54 AM Go to last post
  41. Question r22 vs. r410a

    Started by mecabman, 05-26-2006 10:26 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 63,240
    06-06-2010, 12:04 AM Go to last post
  42. Circulate Fan Mode - Gimmick or Good?

    Started by TWG1572, 11-22-2011 08:06 AM
    • Replies: 8
    • Views: 62,906
    11-22-2011, 10:12 PM Go to last post
  43. Trane vs Lennox

    Started by joe80x86, 03-30-2011 04:25 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 61,600
    04-04-2011, 10:14 PM Go to last post
  44. Frown QUIETSIDE BOILERS

    Started by lois from nh, 04-20-2006 09:02 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 61,478
    02-17-2012, 09:25 AM Go to last post
  45. Do York pressure switches have a design flaw?

    Started by PDXhomeowner, 12-12-2009 03:35 PM
    5 Pages
    1 2 3 4 5
    furnace, pressure switch, york
    • Replies: 60
    • Views: 61,192
    10-31-2012, 05:27 AM Go to last post
  46. vents in ceiling or floor better?

    Started by Kevenater, 11-19-2007 01:22 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 60,925
    11-23-2007, 07:07 AM Go to last post
  47. concrete pad vs plastic thing?

    Started by amuller, 04-21-2012 04:35 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 60,707
    04-25-2012, 11:28 AM Go to last post
  48. strange exhaust fume like odor in home

    Started by redeye1, 08-23-2008 03:01 AM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 60,686
    06-19-2011, 04:16 PM Go to last post
  49. Furnace blower overly noisy?

    Started by gshort71, 10-17-2008 02:04 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 60,503
    01-23-2009, 10:38 AM Go to last post
  50. Daikin vs Trane

    Started by aag1974, 07-02-2014 09:17 PM
    • Replies: 7
    • Views: 58,935
    07-06-2014, 11:52 AM Go to last post

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