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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: 47,900
    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: 47,780
    11-15-2008, 10:40 PM Go to last post
  1. Cooler upstairs in gas, forced hot air system?

    Started by cdhenschke, 02-09-2007 06:16 PM
    • Replies: 10
    • Views: 987
    02-10-2007, 12:41 AM Go to last post
  2. Climatemaster 27 operating costs

    Started by Mark Hull, 01-27-2007 04:45 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 5,460
    02-10-2007, 12:40 AM Go to last post
  3. Smile Can I Use An Aprilaire 600

    Started by mr_lucky, 02-08-2007 11:05 AM
    • Replies: 9
    • Views: 722
    02-10-2007, 12:32 AM Go to last post
  4. Did anybody try this in a residential house? Advanced.

    Started by hvacsmart, 02-08-2007 01:33 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,368
    02-10-2007, 12:30 AM Go to last post
  5. R-22 to R-410A?

    Started by kcrossley, 02-09-2007 09:54 PM
    • Replies: 7
    • Views: 663
    02-10-2007, 12:03 AM Go to last post
  6. Outside compressor completely iced over

    Started by boaterbob, 02-02-2007 08:44 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,119
    02-09-2007, 10:17 PM Go to last post
  7. twin 2 air handlers

    Started by airworx, 02-09-2007 09:24 PM
    • Replies: 2
    • Views: 1,072
    02-09-2007, 09:59 PM Go to last post
  8. Infinity Control - check calibration!

    Started by seadragon, 02-09-2007 09:24 AM
    • Replies: 1
    • Views: 424
    02-09-2007, 09:56 PM Go to last post
  9. Cool goodman heatpump low voltage wiring

    Started by biloxitech, 02-09-2007 08:46 PM
    • Replies: 2
    • Views: 1,532
    02-09-2007, 09:02 PM Go to last post
  10. Hvac Load Calc Software

    Started by gto, 12-28-2006 09:52 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,864
    02-09-2007, 06:53 PM Go to last post
  11. HVAC for a 4 story Brownstone

    Started by cheetat1, 02-07-2007 10:36 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,944
    02-09-2007, 06:26 PM Go to last post
  12. Could it freeze?

    Started by Hillside, 02-09-2007 03:38 PM
    • Replies: 1
    • Views: 500
    02-09-2007, 04:30 PM Go to last post
  13. Insulating a basment?

    Started by Vivid, 02-08-2007 06:29 PM
    • Replies: 10
    • Views: 1,056
    02-09-2007, 01:17 PM Go to last post
  14. HVAC-Calc 4 questions

    Started by msuguy71, 02-08-2007 06:32 PM
    • Replies: 12
    • Views: 847
    02-09-2007, 12:27 PM Go to last post
  15. Dehumidify During Winter?

    Started by JMALO, 02-05-2007 11:21 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,793
    02-09-2007, 10:30 AM Go to last post
  16. Question Little Giant Pump Question

    Started by Camlawnman, 02-08-2007 11:44 AM
    • Replies: 3
    • Views: 632
    02-09-2007, 09:27 AM Go to last post
  17. Humidifier Questions

    Started by ramlam, 02-04-2007 11:38 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,387
    02-09-2007, 09:25 AM Go to last post
  18. Energy Audit?

    Started by kcrossley, 02-08-2007 12:26 AM
    • Replies: 8
    • Views: 679
    02-09-2007, 06:36 AM Go to last post
  19. Carrier Infinity 80 vs. 94

    Started by runway36l, 02-08-2007 10:55 AM
    • Replies: 3
    • Views: 652
    02-09-2007, 12:30 AM Go to last post
  20. mini split

    Started by skins91, 02-07-2007 11:04 PM
    • Replies: 5
    • Views: 709
    02-08-2007, 11:31 PM Go to last post
  21. Bad idea to get new boiler?

    Started by dbuck50, 02-07-2007 01:38 PM
    • Replies: 4
    • Views: 620
    02-08-2007, 11:21 PM Go to last post
  22. In Duct electric Heat

    Started by lkaufman, 02-08-2007 02:37 PM
    • Replies: 4
    • Views: 526
    02-08-2007, 09:12 PM Go to last post
  23. Bristol TS Reliabilty

    Started by salmike, 08-09-2005 10:41 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,579
    02-08-2007, 05:47 PM Go to last post
  24. 12" x 4" sidewall register

    Started by brewyourown, 02-08-2007 08:29 AM
    • Replies: 8
    • Views: 673
    02-08-2007, 05:40 PM Go to last post
  25. Had an energy audit done...

    Started by jkish, 02-07-2007 11:24 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,855
    02-08-2007, 04:52 PM Go to last post
  26. need help? question

    Started by eddie huang, 02-08-2007 01:52 PM
    • Replies: 1
    • Views: 488
    02-08-2007, 01:58 PM Go to last post
  27. Carrier 58mvb100 error 31

    Started by stoker, 11-21-2006 01:33 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 7,534
    02-08-2007, 01:37 PM Go to last post
  28. Replacements for old American Std Units

    Started by grbsenior65, 02-05-2007 12:43 PM
    • Replies: 12
    • Views: 790
    02-08-2007, 01:06 PM Go to last post
    • Replies: 2
    • Views: 771
    02-08-2007, 12:20 PM Go to last post
  29. Aprilaire 700 issue?

    Started by barrios35, 02-07-2007 04:39 PM
    • Replies: 6
    • Views: 691
    02-08-2007, 09:43 AM Go to last post
  30. humidifier drain tube

    Started by kipsy, 02-08-2007 08:08 AM
    • Replies: 2
    • Views: 509
    02-08-2007, 09:02 AM Go to last post
  31. G E model tons ?

    Started by coolmen, 02-07-2007 11:14 PM
    • Replies: 1
    • Views: 404
    02-08-2007, 06:15 AM Go to last post
  32. High-Low Returns

    Started by dancingjim, 02-05-2007 06:52 PM
    • Replies: 12
    • Views: 1,012
    02-08-2007, 05:22 AM Go to last post
  33. Variable Speed Compressor and Sizeing

    Started by induna, 02-07-2007 10:20 PM
    • Replies: 2
    • Views: 496
    02-07-2007, 11:31 PM Go to last post
  34. Lennox info

    Started by gsxrsquid, 09-20-2006 08:52 PM
    • Replies: 11
    • Views: 2,393
    02-07-2007, 11:16 PM Go to last post
    • Replies: 3
    • Views: 687
    02-07-2007, 11:08 PM Go to last post
  35. Bryant 398AAZ , Series A

    Started by rango, 02-07-2007 10:09 PM
    • Replies: 0
    • Views: 545
    02-07-2007, 10:09 PM Go to last post
  36. Question Lennox G 51 MP Gas Furnace

    Started by Walnut911, 02-05-2007 04:46 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,231
    02-07-2007, 10:00 PM Go to last post
  37. Cold Basement/Combustion Air

    Started by mmetz, 02-03-2007 02:19 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,422
    02-07-2007, 09:57 PM Go to last post
  38. Exclamation Just got Central AC...tips please

    Started by propilot5000, 02-05-2007 11:46 PM
    • Replies: 8
    • Views: 668
    02-07-2007, 09:06 PM Go to last post
  39. Is this bad? Or normal on a really cold day?

    Started by york_hvac, 02-06-2007 06:19 PM
    • Replies: 11
    • Views: 1,246
    02-07-2007, 08:38 PM Go to last post
  40. Adding Heat Pump....decrease furnace BTU?

    Started by pepper3245, 02-07-2007 03:01 PM
    • Replies: 5
    • Views: 566
    02-07-2007, 08:25 PM Go to last post
  41. Fan control for electric furnace help!!!

    Started by mattman82, 02-07-2007 06:42 PM
    • Replies: 2
    • Views: 510
    02-07-2007, 07:52 PM Go to last post
  42. Question More Lennox questions

    Started by marnat3, 02-06-2007 12:19 PM
    • Replies: 9
    • Views: 2,360
    02-07-2007, 05:56 PM Go to last post
  43. Confused Upgrading 23 yearold hvac

    Started by RandyRose, 02-07-2007 01:59 PM
    • Replies: 2
    • Views: 510
    02-07-2007, 05:14 PM Go to last post
  44. Dual Side Returns

    Started by dzd9fy, 01-25-2007 10:24 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,893
    02-07-2007, 09:25 AM Go to last post
  45. Talking Intertherm furnace by Nordyne

    Started by luskys a/c, 02-06-2007 03:10 PM
    • Replies: 3
    • Views: 1,839
    02-07-2007, 08:47 AM Go to last post
  46. No need for aux heat strips

    Started by mchild, 02-05-2007 01:20 PM
    • Replies: 7
    • Views: 865
    02-07-2007, 08:36 AM Go to last post
  47. Honeywell thermostat question

    Started by jrcase, 02-06-2007 09:50 PM
    • Replies: 4
    • Views: 703
    02-07-2007, 08:16 AM Go to last post

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