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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: 65,432
    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: 65,512
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

  2. Questions about Manual J and Manual H

    Started by kes, 04-09-2018 11:39 AM
    heat pump, hvac
    • Replies: 3
    • Views: 381
    04-11-2018, 11:59 AM Go to last post
  3. Confused How long can a copper lineset last ?

    Started by Leaf77, 04-09-2018 08:37 PM
    • Replies: 12
    • Views: 671
    04-11-2018, 11:37 AM Go to last post
  4. suction line OD spec

    Started by paul.keenan, 04-10-2018 02:01 PM
    • Replies: 8
    • Views: 312
    04-11-2018, 04:30 AM Go to last post
    • Replies: 0
    • Views: 175
    04-11-2018, 01:45 AM Go to last post
  5. Ac blowing cool but not cold air

    Started by titan7, 04-10-2018 11:39 PM
    • Replies: 2
    • Views: 248
    04-11-2018, 12:19 AM Go to last post
  6. Confused Best HVAC brand for Southern California

    Started by jchucho, 04-10-2018 07:38 PM
    • Replies: 2
    • Views: 311
    04-10-2018, 10:35 PM Go to last post
  7. Attic upflow hight

    Started by dbelcourt, 04-10-2018 08:46 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 421
    04-10-2018, 09:58 PM Go to last post
  8. why does the suction line pressure collapse?

    Started by F.X.S, 04-10-2018 03:42 PM
    • Replies: 1
    • Views: 314
    04-10-2018, 04:23 PM Go to last post
    • Replies: 10
    • Views: 760
    04-10-2018, 02:50 PM Go to last post
  9. Grounded Compressor Question

    Started by pd77, 04-09-2018 08:48 PM
    • Replies: 6
    • Views: 428
    04-10-2018, 11:18 AM Go to last post
  10. LRA vs Service Rating

    Started by Randomguy, 04-09-2018 12:16 AM
    • Replies: 10
    • Views: 482
    04-10-2018, 06:38 AM Go to last post
  11. Mini split with bulet proof native WiFi recommendations ???

    Started by Codecheck8888, 03-30-2018 09:17 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 810
    04-09-2018, 06:59 PM Go to last post
    • Replies: 9
    • Views: 514
    04-09-2018, 06:04 PM Go to last post
  12. Lennox Heat Pump defrost cycle question

    Started by misomiso, 04-06-2018 11:17 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 1,149
    04-09-2018, 05:57 PM Go to last post
  13. Convert Buderus G115 from Oil to Natural Gas

    Started by esalomo, 04-08-2018 09:21 PM
    • Replies: 3
    • Views: 324
    04-09-2018, 04:12 PM Go to last post
    • Replies: 2
    • Views: 272
    04-09-2018, 03:12 PM Go to last post
  14. Question about seers, brand and tonnage

    Started by Jimsun, 04-05-2018 08:29 PM
    • Replies: 7
    • Views: 467
    04-09-2018, 10:50 AM Go to last post
  15. Pipe dope near Gas burner

    Started by Ezpz, 04-08-2018 04:16 PM
    • Replies: 10
    • Views: 476
    04-09-2018, 12:17 AM Go to last post
    • Replies: 6
    • Views: 336
    04-08-2018, 09:34 PM Go to last post
    • Replies: 0
    • Views: 243
    04-08-2018, 09:33 PM Go to last post
  16. Heat pump operation at low temperatures

    Started by ramsaymike, 04-06-2018 05:23 PM
    • Replies: 5
    • Views: 399
    04-08-2018, 09:32 PM Go to last post
  17. Carrier infinity recurring sensor error

    Started by NdIndy, 04-07-2018 09:53 PM
    • Replies: 2
    • Views: 501
    04-08-2018, 04:48 PM Go to last post
    • Replies: 10
    • Views: 658
    04-08-2018, 04:15 PM Go to last post
  18. Question AMERICAN STD VS WEATHER KING VS THERMAL ZONE

    Started by slydawg, 04-04-2018 01:23 PM
    • Replies: 12
    • Views: 465
    04-08-2018, 12:44 PM Go to last post
  19. Armstrong GUK075D14-3A Gas Furnace

    Started by Schnidly, 04-07-2018 04:31 PM
    • Replies: 4
    • Views: 310
    04-08-2018, 11:50 AM Go to last post
  20. Switching Attic HVAC from upflow to horizontal

    Started by dbelcourt, 03-16-2018 03:13 PM
    • Replies: 4
    • Views: 439
    04-08-2018, 11:02 AM Go to last post
  21. Compressor Wired together with Indoor Blower

    Started by redburn, 04-03-2018 11:28 PM
    • Replies: 11
    • Views: 643
    04-08-2018, 04:24 AM Go to last post
  22. Two stage or Single Stage Unit?

    Started by redburn, 04-03-2018 10:48 PM
    • Replies: 8
    • Views: 629
    04-08-2018, 04:24 AM Go to last post
  23. Wiring confusion. Thermostat into Heat Pump.

    Started by redburn, 04-03-2018 07:33 PM
    • Replies: 7
    • Views: 391
    04-08-2018, 04:24 AM Go to last post
  24. Efficiency VS Size for Mini Split Systems

    Started by talllogic, 04-06-2018 05:39 PM
    efficiency, minisplit systems, mitsubishi, seer rating
    • Replies: 2
    • Views: 225
    04-08-2018, 04:15 AM Go to last post
  25. Messed up with thermo wiring

    Started by Matt Dyer, 04-08-2018 12:28 AM
    • Replies: 1
    • Views: 236
    04-08-2018, 04:13 AM Go to last post
  26. Just found UST

    Started by md2020, 03-17-2018 05:16 AM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 1,287
    04-07-2018, 06:47 PM Go to last post
  27. Frown Making friends with my super loud HVAC unit?

    Started by lektadea, 04-03-2018 02:54 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 856
    04-07-2018, 05:25 PM Go to last post
  28. York vs Trane

    Started by joe80x86, 04-04-2018 09:14 PM
    • Replies: 11
    • Views: 788
    04-07-2018, 01:31 PM Go to last post
  29. One stage or two, Miami, Florida area

    Started by David Rosenbaum, 04-06-2018 08:00 PM
    • Replies: 5
    • Views: 323
    04-07-2018, 04:32 AM Go to last post
    • Replies: 2
    • Views: 284
    04-07-2018, 01:50 AM Go to last post
  30. Trane 2-zone Zoning Controls

    Started by EMGrassie, 04-05-2018 11:44 AM
    • Replies: 6
    • Views: 334
    04-06-2018, 10:11 PM Go to last post
    • Replies: 5
    • Views: 463
    04-06-2018, 09:48 PM Go to last post
    • Replies: 2
    • Views: 250
    04-06-2018, 09:14 PM Go to last post
  31. Gas Boiler Help!!

    Started by jkbraun, 04-05-2018 06:28 PM
    gas boiler, installation
    • Replies: 8
    • Views: 323
    04-06-2018, 07:12 PM Go to last post
  32. Confused Nest -Fan-only- mode, AC turns on! PTAC

    Started by mcmc, 04-06-2018 03:10 PM
    • Replies: 3
    • Views: 344
    04-06-2018, 05:09 PM Go to last post
    • Replies: 0
    • Views: 207
    04-06-2018, 02:52 PM Go to last post
  33. AC coils keep rusting within a year of replacement

    Started by JCBP, 03-20-2018 12:01 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 917
    04-06-2018, 02:46 PM Go to last post
  34. Top tier HVAC installer in Oakland, CA?

    Started by kes, 04-05-2018 12:37 PM
    • Replies: 1
    • Views: 259
    04-06-2018, 02:21 PM Go to last post
  35. Thermostat wiring

    Started by tagteam, 04-06-2018 10:58 AM
    • Replies: 1
    • Views: 247
    04-06-2018, 01:01 PM Go to last post
  36. Lennox G60UHV with a Lennox Comfortsense 7500

    Started by joshua007, 04-06-2018 10:02 AM
    • Replies: 1
    • Views: 196
    04-06-2018, 10:31 AM Go to last post
    • Replies: 7
    • Views: 594
    04-06-2018, 08:51 AM Go to last post
  37. Bryant 340AAV - Code 45

    Started by kevin347, 04-05-2018 10:19 PM
    bryant
    • Replies: 3
    • Views: 269
    04-06-2018, 08:37 AM Go to last post
    • Replies: 0
    • Views: 187
    04-05-2018, 10:18 PM Go to last post

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