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

    • Replies: 0
    • Views: 64,396
    10-31-2011, 07:32 PM Go to last post
  2. Angry Sticky Thread >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 11-15-2008 11:40 PM
    • Replies: 0
    • Views: 64,588
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

  2. Purchased Haier R410A Heat Pump

    Started by asterof, 02-20-2012 08:37 PM
    • Replies: 12
    • Views: 2,677
    02-22-2012, 11:59 PM Go to last post
  3. Need opinions on electronic zoning systems

    Started by JoCoHome, 02-21-2012 03:33 PM
    • Replies: 6
    • Views: 1,242
    02-22-2012, 11:33 PM Go to last post
  4. Weil McLain CG-4 boiler roll out switch blowing

    Started by caryalon, 02-22-2012 07:45 PM
    • Replies: 5
    • Views: 3,951
    02-22-2012, 11:20 PM Go to last post
  5. Confused Mr. Slim placement question

    Started by golden beagle, 02-18-2012 01:00 AM
    • Replies: 5
    • Views: 1,184
    02-22-2012, 11:19 PM Go to last post
  6. Buying a home with a 40 year old hvac system

    Started by bruin27, 02-22-2012 02:31 AM
    • Replies: 10
    • Views: 2,026
    02-22-2012, 11:09 PM Go to last post
  7. Very intermittent problem with 24vac

    Started by tank44, 02-19-2012 03:47 PM
    • Replies: 11
    • Views: 2,183
    02-22-2012, 10:37 PM Go to last post
  8. Intake and Exhaust Piping Oversized?

    Started by jjg, 02-19-2012 12:30 AM
    • Replies: 12
    • Views: 2,019
    02-22-2012, 09:11 PM Go to last post
  9. Return dampers necessary?

    Started by mike_home, 04-08-2009 06:33 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,268
    02-22-2012, 09:03 PM Go to last post
  10. Need Help

    Started by Esh42, 02-21-2012 10:09 PM
    • Replies: 6
    • Views: 1,066
    02-22-2012, 08:00 PM Go to last post
  11. Question boiler cycling- feeding indirect. Downsize?

    Started by GLN2, 02-22-2012 03:50 PM
    • Replies: 0
    • Views: 536
    02-22-2012, 03:50 PM Go to last post
  12. Confused The Lennox HCWP3-18 Humidifier - noisy?

    Started by EVV Richard, 02-17-2012 06:29 PM
    • Replies: 2
    • Views: 2,618
    02-22-2012, 03:44 PM Go to last post
  13. Williamson Oil Furnace

    Started by philipj, 02-18-2012 06:32 PM
    oil furnace, temp-o-matic, williamson
    • Replies: 6
    • Views: 3,734
    02-22-2012, 01:22 PM Go to last post
  14. (LRA) lock rotor amps

    Started by Jawz, 02-21-2012 08:20 PM
    • Replies: 3
    • Views: 2,668
    02-22-2012, 09:48 AM Go to last post
  15. AC Unit Tonnage

    Started by panda155, 02-18-2012 05:55 PM
    • Replies: 10
    • Views: 2,075
    02-21-2012, 11:18 PM Go to last post
    • Replies: 2
    • Views: 1,894
    02-21-2012, 10:53 PM Go to last post
  16. L.P. flow meter?

    Started by gpjazz1023, 02-21-2007 09:23 PM
    • Replies: 4
    • Views: 5,510
    02-21-2012, 10:25 PM Go to last post
  17. Question on issues with Trane leak

    Started by floridahawk, 02-21-2012 06:16 PM
    • Replies: 6
    • Views: 925
    02-21-2012, 09:38 PM Go to last post
    • Replies: 1
    • Views: 1,485
    02-21-2012, 09:12 PM Go to last post
  18. Very loud noise from outdoor unit

    Started by bpetersen, 02-13-2012 01:41 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 8,722
    02-21-2012, 05:28 PM Go to last post
  19. HVAC from a clean slate

    Started by manbitesfilm, 02-21-2012 12:55 AM
    lennox xp15 heat pump, trane, variable speed blower, york affinity
    • Replies: 3
    • Views: 1,790
    02-21-2012, 04:09 PM Go to last post
  20. 80% or 90%+

    Started by j4john10, 02-20-2012 04:58 AM
    efficiency, size
    • Replies: 11
    • Views: 2,316
    02-21-2012, 04:02 PM Go to last post
  21. oil fired heater short cycling

    Started by somethinfishy, 02-20-2012 10:24 PM
    • Replies: 4
    • Views: 1,971
    02-21-2012, 08:40 AM Go to last post
    • Replies: 4
    • Views: 1,520
    02-21-2012, 08:09 AM Go to last post
  22. 1/2" or 3/4" branch lines?

    Started by housecarer, 02-20-2012 11:41 PM
    • Replies: 0
    • Views: 567
    02-20-2012, 11:41 PM Go to last post
  23. Heat Unit for an Armstrong Air BCS2 Air Handler

    Started by Gabby1, 02-19-2012 05:00 PM
    • Replies: 2
    • Views: 1,019
    02-20-2012, 10:13 PM Go to last post
  24. Zone Return, Where?

    Started by jjg, 02-18-2012 03:11 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,108
    02-20-2012, 09:05 PM Go to last post
  25. Thermal Insulation .

    Started by abhilash, 02-19-2012 10:48 AM
    • Replies: 4
    • Views: 1,086
    02-20-2012, 09:00 PM Go to last post
  26. Traditional Duct Air Speed

    Started by ilameer628, 02-20-2012 02:32 PM
    • Replies: 2
    • Views: 1,294
    02-20-2012, 08:46 PM Go to last post
  27. A question on hot-air bypass valve

    Started by pengzhao, 02-17-2012 07:34 PM
    • Replies: 6
    • Views: 1,499
    02-20-2012, 08:39 PM Go to last post
    • Replies: 10
    • Views: 3,152
    02-20-2012, 08:36 PM Go to last post
  28. tonnage and recommended furnace model

    Started by fredneedsHVAC, 02-20-2012 06:48 PM
    • Replies: 6
    • Views: 978
    02-20-2012, 07:53 PM Go to last post
  29. Bad smell in our vents and in the heater closet

    Started by OSUCarrieA, 02-20-2012 06:56 PM
    • Replies: 1
    • Views: 1,060
    02-20-2012, 07:08 PM Go to last post
  30. Ice on accumulator - normal?

    Started by cinergi, 02-20-2012 02:34 PM
    • Replies: 4
    • Views: 3,393
    02-20-2012, 07:04 PM Go to last post
  31. Rheem package Heat Pump blowing 3amp fuse

    Started by working dad, 02-20-2012 06:00 PM
    • Replies: 3
    • Views: 2,637
    02-20-2012, 06:55 PM Go to last post
    • Replies: 8
    • Views: 4,559
    02-20-2012, 04:25 PM Go to last post
  32. Question Furnace Heat Fan On/Off in 2-3 secs

    Started by maranajack, 02-20-2012 02:17 PM
    • Replies: 1
    • Views: 568
    02-20-2012, 04:12 PM Go to last post
  33. prestige iaq stat

    Started by cl8939, 02-19-2012 04:28 PM
    • Replies: 3
    • Views: 787
    02-20-2012, 12:43 AM Go to last post
  34. is there ever any suction on a condensate line ?

    Started by cvcman, 02-19-2012 03:23 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,851
    02-19-2012, 10:44 PM Go to last post
  35. Heating / Control System for Spa

    Started by AK747, 02-19-2012 10:16 PM
    • Replies: 0
    • Views: 525
    02-19-2012, 10:16 PM Go to last post
  36. Zoned System Returns

    Started by jjg, 02-19-2012 12:05 AM
    • Replies: 8
    • Views: 1,367
    02-19-2012, 09:45 PM Go to last post
  37. lennox G24M4/5

    Started by betybum, 01-22-2007 10:48 AM
    • Replies: 5
    • Views: 2,185
    02-19-2012, 07:13 PM Go to last post
  38. Bryant Evolution thermostat vacation question

    Started by rinker97, 02-17-2012 02:36 PM
    • Replies: 3
    • Views: 1,466
    02-19-2012, 04:59 PM Go to last post
  39. condensate draining into cast floor drain ?

    Started by cvcman, 02-09-2012 10:36 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 5,120
    02-19-2012, 03:35 PM Go to last post
  40. Hmm add mini-split vs new ducting

    Started by fredneedsHVAC, 02-15-2012 11:22 PM
    • Replies: 9
    • Views: 1,945
    02-19-2012, 01:25 PM Go to last post
  41. Cleaning up small heating oil spills

    Started by Bailey'sMom, 01-30-2012 10:13 AM
    • Replies: 6
    • Views: 1,826
    02-19-2012, 12:58 PM Go to last post
  42. constantly running compressor

    Started by frasginvegas, 02-15-2012 06:58 PM
    • Replies: 10
    • Views: 1,739
    02-19-2012, 09:54 AM Go to last post
  43. Duct inside 2x4 Wall Cavity

    Started by wraujr, 02-16-2012 04:22 PM
    • Replies: 4
    • Views: 7,143
    02-19-2012, 06:59 AM Go to last post
  44. Thoughts on using turning vanes?

    Started by ScorpionLeather, 03-22-2011 05:56 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 5,976
    02-19-2012, 06:24 AM Go to last post
  45. Proper Thermostat Setup w/ Lennox SLP98V and Trane XR11

    Started by nk416, 07-30-2011 02:59 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 6,689
    02-19-2012, 01:21 AM Go to last post
  46. Goodman GSK9 Setup and Air Filter

    Started by HVAC_Challenged, 02-17-2012 09:45 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,839
    02-18-2012, 10:49 PM Go to last post

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