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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

    • Replies: 0
    • Views: 66,064
    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: 66,572
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

    • Replies: 2
    • Views: 164
    12-09-2017, 08:42 AM Go to last post
  2. Lennox 80mgf4 No Ignition

    Started by pixelfast, 12-08-2017 05:29 PM
    • Replies: 4
    • Views: 203
    12-09-2017, 05:24 AM Go to last post
    • Replies: 2
    • Views: 216
    12-09-2017, 05:16 AM Go to last post
  3. Water leak from Lennox G51MP furnace

    Started by UserVAC, 12-07-2017 10:35 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 371
    12-09-2017, 01:46 AM Go to last post
  4. Lennox heat pump stopping, hissing and groaning

    Started by Thorzdad, 12-08-2017 02:47 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 326
    12-09-2017, 12:23 AM Go to last post
  5. New stat for dual fuel heat pump

    Started by leweezo, 12-04-2017 10:32 PM
    • Replies: 10
    • Views: 311
    12-08-2017, 10:59 PM Go to last post
  6. Control Issues with Trane XV18 heat pump

    Started by PA86, 12-08-2017 09:59 PM
    • Replies: 0
    • Views: 132
    12-08-2017, 09:59 PM Go to last post
    • Replies: 19
    • Views: 711
    12-08-2017, 08:27 AM Go to last post
  7. Question Upgrading a t-stat question

    Started by mrramsey, 11-29-2017 12:05 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 407
    12-08-2017, 07:32 AM Go to last post
  8. Post Dirt in my house since new a/c unit was installed inside

    Started by Debra Guarneri, 09-07-2017 08:09 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 79
    • Views: 4,016
    12-08-2017, 07:27 AM Go to last post
  9. Guestimate on coil change

    Started by leweezo, 12-07-2017 03:54 PM
    • Replies: 4
    • Views: 239
    12-08-2017, 05:55 AM Go to last post
  10. Air handler no condenser

    Started by Adam Farrow, 12-08-2017 02:32 AM
    goodman
    • Replies: 2
    • Views: 196
    12-08-2017, 04:54 AM Go to last post
  11. HVAC Return noise

    Started by Rich59, 11-20-2017 06:22 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 455
    12-08-2017, 12:36 AM Go to last post
  12. SOS -- New hot water heater takes out my furnace

    Started by 04beeftaco, 12-07-2017 08:45 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 552
    12-07-2017, 09:27 PM Go to last post
  13. office thermostat wars lol

    Started by GameOn, 12-05-2017 02:51 PM
    • Replies: 5
    • Views: 302
    12-07-2017, 06:37 PM Go to last post
  14. Totaline P330-0220--No Auto Changeover

    Started by 98point6, 11-27-2017 10:03 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 477
    12-07-2017, 02:35 PM Go to last post
  15. Confused Joists too narrow for Ducts?

    Started by rhawke, 12-04-2017 01:55 AM
    • Replies: 7
    • Views: 417
    12-07-2017, 02:03 PM Go to last post
  16. Clicking sound on outside heat pump unit, HELP

    Started by jroth, 12-05-2017 02:42 PM
    • Replies: 4
    • Views: 241
    12-07-2017, 11:43 AM Go to last post
  17. Fujitsu Mini split heat pump not heating

    Started by Jlanders05, 12-06-2017 04:28 PM
    • Replies: 3
    • Views: 231
    12-07-2017, 08:37 AM Go to last post
  18. Heat pump unit

    Started by sample4830, 12-06-2017 12:42 PM
    • Replies: 12
    • Views: 281
    12-07-2017, 07:17 AM Go to last post
  19. flex duct replacement cost help

    Started by tranecarpserves, 12-07-2017 12:36 AM
    • Replies: 2
    • Views: 207
    12-07-2017, 06:15 AM Go to last post
  20. condensing gas furnace with low return air temps

    Started by cos1393, 12-06-2017 09:37 PM
    • Replies: 3
    • Views: 202
    12-06-2017, 11:09 PM Go to last post
  21. Hmm Strange behavior: Lennox Furnace and Nest Tstat

    Started by atlld, 12-05-2017 06:11 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 444
    12-06-2017, 10:55 PM Go to last post
    • Replies: 7
    • Views: 213
    12-06-2017, 10:51 PM Go to last post
  22. Prop sizing of residential gas furnace...

    Started by Dragon59, 12-05-2017 03:00 PM
    • Replies: 6
    • Views: 302
    12-06-2017, 10:15 PM Go to last post
    • Replies: 10
    • Views: 286
    12-06-2017, 08:59 PM Go to last post
  23. 300ppm

    Started by 6t7gto, 12-03-2017 06:26 PM
    • Replies: 12
    • Views: 427
    12-06-2017, 01:06 PM Go to last post
    • Replies: 8
    • Views: 298
    12-06-2017, 09:52 AM Go to last post
    • Replies: 5
    • Views: 277
    12-05-2017, 09:56 PM Go to last post
  24. Gas Bill Almost Doubles...Please Help!

    Started by dieselman1, 12-04-2017 03:12 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 1,071
    12-05-2017, 09:38 PM Go to last post
    • Replies: 2
    • Views: 168
    12-05-2017, 08:19 PM Go to last post
  25. contactor question

    Started by Jrock1, 12-05-2017 03:03 PM
    • Replies: 3
    • Views: 251
    12-05-2017, 07:46 PM Go to last post
  26. Two furnaces, one C.A.R.

    Started by Kootenay, 11-16-2017 01:57 PM
    • Replies: 4
    • Views: 342
    12-05-2017, 07:43 PM Go to last post
  27. Why is my system running?

    Started by Dyehard20, 12-05-2017 04:23 PM
    carrier infinity
    • Replies: 4
    • Views: 220
    12-05-2017, 07:36 PM Go to last post
  28. Back yard man cave mini split question.

    Started by AntBanks, 12-02-2017 10:23 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 653
    12-05-2017, 05:42 PM Go to last post
    • Replies: 5
    • Views: 182
    12-05-2017, 05:29 PM Go to last post
  29. Hydronic Radiant floor Heat Question

    Started by jeff357, 12-04-2017 05:36 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 455
    12-05-2017, 05:12 PM Go to last post
  30. American Standard HVAC and Humidifier

    Started by Timh10, 12-05-2017 03:18 PM
    • Replies: 1
    • Views: 171
    12-05-2017, 05:03 PM Go to last post
  31. White Flakes - no reasonable explanation

    Started by OutdoorLady, 11-27-2017 09:11 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 608
    12-05-2017, 03:56 PM Go to last post
  32. HVAC ERR56 and Noises

    Started by Tuan Le, 12-05-2017 03:43 PM
    • Replies: 0
    • Views: 110
    12-05-2017, 03:43 PM Go to last post
  33. American Standard Heat Pump Problem - Compressor???

    Started by GAry5579, 10-31-2017 07:02 AM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 912
    12-05-2017, 08:52 AM Go to last post
    • Replies: 12
    • Views: 347
    12-05-2017, 08:19 AM Go to last post
  34. Abnormal Startup Sequence

    Started by RalphG, 11-29-2017 10:52 AM
    • Replies: 12
    • Views: 357
    12-04-2017, 11:25 PM Go to last post
  35. Fios and furnace on same breaker

    Started by briannn, 12-04-2017 02:10 PM
    • Replies: 7
    • Views: 281
    12-04-2017, 11:01 PM Go to last post
  36. Uneven Pleats on Filter

    Started by WVUSax, 12-04-2017 04:02 PM
    • Replies: 2
    • Views: 223
    12-04-2017, 10:40 PM Go to last post
  37. WaterFurnace Thermostats

    Started by HateSnow, 12-04-2017 09:24 AM
    • Replies: 1
    • Views: 154
    12-04-2017, 08:46 PM Go to last post
  38. Confused What to believe

    Started by hvactarunl, 12-03-2017 05:38 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 687
    12-04-2017, 06:50 PM Go to last post
  39. Manual J and 2 stage/variable speed AH

    Started by Sal44, 11-30-2017 02:11 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 445
    12-04-2017, 06:08 PM Go to last post
    • Replies: 6
    • Views: 239
    12-04-2017, 12:48 PM Go to last post
  40. Air Flow Problems

    Started by geigerr, 12-03-2017 08:04 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 410
    12-04-2017, 09:36 AM Go to last post

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