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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: 47,248
    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: 47,350
    11-15-2008, 10:40 PM Go to last post
  1. Armstrong Ultra SX 80

    Started by friartuck, 12-21-2005 11:05 AM
    • Replies: 3
    • Views: 1,908
    12-21-2005, 01:39 PM Go to last post
  2. Aquastat settings with Indirect Water Heater

    Started by jjl, 12-20-2005 11:03 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,181
    12-21-2005, 12:18 PM Go to last post
  3. Coleman Evcom hvac system - 1993 ???

    Started by beepee, 12-20-2005 04:40 PM
    • Replies: 4
    • Views: 920
    12-21-2005, 11:37 AM Go to last post
  4. draining attic a/c, dehumidifier

    Started by taylor26, 12-20-2005 11:58 AM
    • Replies: 1
    • Views: 1,118
    12-21-2005, 10:41 AM Go to last post
  5. Drywall dust and Furnaces

    Started by rsisson, 12-10-2005 10:28 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 4,502
    12-21-2005, 10:34 AM Go to last post
  6. More efficent unit cost more to run?

    Started by dougjrs, 12-20-2005 06:54 PM
    • Replies: 4
    • Views: 1,058
    12-21-2005, 10:31 AM Go to last post
  7. 2 Stage? 1 stage?

    Started by glorn, 12-20-2005 05:38 PM
    • Replies: 4
    • Views: 872
    12-21-2005, 09:35 AM Go to last post
  8. Inducer Fan question

    Started by radry, 12-17-2005 06:20 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,655
    12-21-2005, 08:59 AM Go to last post
  9. Changing heat exchanger...

    Started by oilman52, 12-20-2005 09:15 PM
    • Replies: 9
    • Views: 807
    12-21-2005, 08:21 AM Go to last post
  10. Aire Flo parts

    Started by hvacmd2002, 12-21-2005 07:15 AM
    • Replies: 3
    • Views: 1,091
    12-21-2005, 07:43 AM Go to last post
  11. Heat won't stop on 1st floor only

    Started by coleca, 12-20-2005 07:46 PM
    • Replies: 7
    • Views: 728
    12-21-2005, 07:27 AM Go to last post
  12. Honeywell VP TH8320U trouble?

    Started by berner, 12-20-2005 10:54 PM
    • Replies: 3
    • Views: 550
    12-21-2005, 06:22 AM Go to last post
  13. evap coil placement

    Started by peaser, 12-21-2005 02:16 AM
    • Replies: 1
    • Views: 593
    12-21-2005, 02:21 AM Go to last post
  14. carrier infinity revision history needed

    Started by embedded_guy, 12-21-2005 01:48 AM
    • Replies: 0
    • Views: 556
    12-21-2005, 01:48 AM Go to last post
  15. Rust Flakes in combustion chamber normal?

    Started by cn, 12-20-2005 11:21 PM
    • Replies: 1
    • Views: 1,140
    12-21-2005, 12:39 AM Go to last post
  16. Must reset power for gas heater to fire

    Started by jimandtrix, 12-20-2005 11:29 PM
    • Replies: 4
    • Views: 615
    12-21-2005, 12:36 AM Go to last post
  17. No Heat

    Started by hoopnut, 12-19-2005 10:48 PM
    • Replies: 6
    • Views: 778
    12-20-2005, 10:54 PM Go to last post
  18. Cold second level

    Started by joerunner89, 12-20-2005 05:53 PM
    • Replies: 2
    • Views: 461
    12-20-2005, 10:48 PM Go to last post
  19. pressure switch

    Started by stenfam, 12-20-2005 01:44 PM
    • Replies: 4
    • Views: 808
    12-20-2005, 10:16 PM Go to last post
  20. Angry Carrier Furnace Heat Exchanger Gone Bad

    Started by optyman, 12-20-2005 09:37 AM
    • Replies: 10
    • Views: 12,180
    12-20-2005, 10:02 PM Go to last post
  21. Bad Odor from HVAC

    Started by tomrhyne, 12-19-2005 03:35 PM
    • Replies: 11
    • Views: 1,010
    12-20-2005, 09:07 PM Go to last post
  22. Flame sensor?

    Started by tommyboy31, 12-20-2005 06:45 PM
    • Replies: 4
    • Views: 973
    12-20-2005, 08:03 PM Go to last post
  23. filter driers

    Started by hvac7, 12-20-2005 07:51 PM
    • Replies: 1
    • Views: 496
    12-20-2005, 07:55 PM Go to last post
  24. Delayed Response Valve #A641

    Started by formzy, 12-10-2005 01:13 PM
    • Replies: 9
    • Views: 1,250
    12-20-2005, 04:29 PM Go to last post
  25. Honeywell T8411R Thermostat help...

    Started by binzo, 12-20-2005 08:51 AM
    • Replies: 6
    • Views: 2,329
    12-20-2005, 03:09 PM Go to last post
  26. undergroud hot water pipes

    Started by jdelectric, 12-20-2005 11:51 AM
    • Replies: 3
    • Views: 657
    12-20-2005, 02:00 PM Go to last post
  27. forced air gas furnace replacement.

    Started by clark kent, 12-19-2005 11:36 PM
    • Replies: 4
    • Views: 586
    12-20-2005, 11:53 AM Go to last post
  28. Standard friction loss, ductwork sizing

    Started by acsupertek, 12-20-2005 11:22 AM
    • Replies: 2
    • Views: 2,194
    12-20-2005, 11:40 AM Go to last post
  29. Need advice 2-stage vs Single Compressor

    Started by philli4093, 12-20-2005 06:54 AM
    • Replies: 3
    • Views: 745
    12-20-2005, 11:38 AM Go to last post
  30. Aprilaire 600 humifier installation

    Started by pgershon, 12-20-2005 07:38 AM
    • Replies: 1
    • Views: 593
    12-20-2005, 11:11 AM Go to last post
  31. BYOB, er HX

    Started by Stamas, 12-20-2005 10:49 AM
    • Replies: 0
    • Views: 629
    12-20-2005, 10:49 AM Go to last post
  32. Hmm Wondering what my tonnage is

    Started by univmd, 12-20-2005 08:00 AM
    • Replies: 1
    • Views: 424
    12-20-2005, 08:10 AM Go to last post
  33. superheat

    Started by drfluke, 12-20-2005 01:02 AM
    • Replies: 2
    • Views: 614
    12-20-2005, 06:05 AM Go to last post
  34. residential gas heat

    Started by jimmy919, 12-17-2005 01:49 PM
    • Replies: 7
    • Views: 847
    12-20-2005, 01:19 AM Go to last post
  35. Furnace Replacement

    Started by danielthechskid, 12-19-2005 03:40 PM
    • Replies: 6
    • Views: 756
    12-19-2005, 11:56 PM Go to last post
  36. Oil Smell Question

    Started by jogb, 12-12-2005 12:38 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,097
    12-19-2005, 11:04 PM Go to last post
  37. Unhappy please help

    Started by awjaska, 12-19-2005 09:00 AM
    • Replies: 4
    • Views: 794
    12-19-2005, 09:57 PM Go to last post
  38. 30-60-90 minute defrost cycle ???

    Started by chiller mekanik, 12-18-2005 11:36 PM
    • Replies: 4
    • Views: 944
    12-19-2005, 09:53 PM Go to last post
  39. Servicing Gas Fireplaces

    Started by SeattlePioneer, 12-19-2005 09:08 PM
    • Replies: 1
    • Views: 548
    12-19-2005, 09:20 PM Go to last post
  40. 80% vs 93% costs

    Started by budster, 12-18-2005 04:54 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,434
    12-19-2005, 09:06 PM Go to last post
  41. electric furnace troubleshooting

    Started by danosm, 12-19-2005 06:57 PM
    • Replies: 2
    • Views: 754
    12-19-2005, 08:00 PM Go to last post
  42. Question Old York Heat Pump control board... help!

    Started by aallman72, 12-19-2005 01:46 PM
    • Replies: 2
    • Views: 2,389
    12-19-2005, 05:39 PM Go to last post
  43. Choosing a different size AC unit

    Started by fozz, 12-16-2005 06:31 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,161
    12-19-2005, 05:11 PM Go to last post
  44. 1st or snd stage

    Started by arlene, 12-17-2005 08:46 PM
    • Replies: 7
    • Views: 922
    12-19-2005, 04:29 PM Go to last post
  45. defrost control for heat pump

    Started by frostyac, 12-19-2005 10:33 AM
    • Replies: 4
    • Views: 1,583
    12-19-2005, 02:15 PM Go to last post
  46. limt switch / flame sensor

    Started by r247yan, 12-14-2005 08:13 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,443
    12-19-2005, 09:07 AM Go to last post
  47. Atic insulation around flue pipe

    Started by navy mike, 12-18-2005 08:44 PM
    • Replies: 3
    • Views: 2,021
    12-19-2005, 09:03 AM Go to last post
  48. Smile Opinions on new install

    Started by mopar guy, 12-18-2005 11:30 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,494
    12-19-2005, 01:26 AM Go to last post
  49. Hmm Change to what

    Started by 2cold4kumfort, 12-16-2005 10:55 PM
    • Replies: 3
    • Views: 1,221
    12-18-2005, 11:39 PM Go to last post
  50. Question 15 yr old Lennox G12 heat exchanger removal

    Started by fuzzyguy, 12-16-2005 10:34 AM
    • Replies: 5
    • Views: 1,701
    12-18-2005, 10:46 PM Go to last post

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