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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: 61,786
    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: 61,392
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

  2. pollution sensor override for HRV?

    Started by RDeanna, 11-18-2016 04:29 PM
    • Replies: 1
    • Views: 193
    11-19-2016, 10:17 AM Go to last post
    • Replies: 9
    • Views: 450
    11-19-2016, 01:20 AM Go to last post
  3. furnace faults for high temp limit switch.

    Started by roads, 11-18-2016 05:16 PM
    • Replies: 6
    • Views: 348
    11-19-2016, 01:15 AM Go to last post
  4. Buzzing Noise After Heater Shutoff

    Started by swanjun, 11-18-2016 09:33 AM
    • Replies: 2
    • Views: 233
    11-18-2016, 01:52 PM Go to last post
  5. Bryant 395CAV Furnance Short Cycling

    Started by VMITazman, 11-18-2016 10:55 AM
    • Replies: 3
    • Views: 251
    11-18-2016, 01:31 PM Go to last post
  6. Coil backed up into plenum

    Started by critta, 11-18-2016 01:05 AM
    • Replies: 5
    • Views: 321
    11-18-2016, 09:43 AM Go to last post
    • Replies: 5
    • Views: 390
    11-18-2016, 09:05 AM Go to last post
  7. robertshaw 7200 der replacement

    Started by Tnk4urself, 11-17-2016 05:25 PM
    • Replies: 4
    • Views: 270
    11-18-2016, 08:20 AM Go to last post
  8. Navien NCB 240 flame loss (E012)

    Started by DrZmann, 11-16-2016 12:47 AM
    • Replies: 3
    • Views: 372
    11-17-2016, 11:45 PM Go to last post
  9. new oil furnace needed

    Started by johan h, 11-16-2016 02:08 PM
    oil furnace, oil furnace replace, oil furnace replacement recommedations
    • Replies: 9
    • Views: 557
    11-17-2016, 09:10 PM Go to last post
  10. Incorrect sized orifice/piston question

    Started by vtbuster, 11-14-2016 04:32 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 978
    11-17-2016, 06:28 PM Go to last post
  11. Considering Replacement of 5 Heating and Cooling Systems in Home

    Started by Nevada2016, 11-08-2016 02:42 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 1,390
    11-17-2016, 01:19 PM Go to last post
  12. Filter recommendations please (16x25x5)

    Started by badtlc, 11-07-2016 11:45 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 694
    11-17-2016, 12:45 PM Go to last post
  13. Lennox XC16 issues?

    Started by TurboDog3000, 11-16-2016 11:28 AM
    • Replies: 9
    • Views: 367
    11-17-2016, 09:27 AM Go to last post
    • Replies: 3
    • Views: 346
    11-17-2016, 06:04 AM Go to last post
  14. HVAC Air Cleaner

    Started by tkremix, 11-14-2016 03:16 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 700
    11-16-2016, 07:41 PM Go to last post
  15. Furnace and A/C rpl - Question re: coil sizing

    Started by KenDoe, 11-07-2016 11:49 PM
    • Replies: 6
    • Views: 369
    11-16-2016, 07:33 PM Go to last post
  16. Would you replace my heat pump?

    Started by MJB28412, 11-15-2016 07:56 AM
    • Replies: 6
    • Views: 470
    11-16-2016, 07:21 PM Go to last post
  17. No heat from Rheem Oil fired furnace

    Started by jeffalan, 10-31-2016 10:56 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 761
    11-16-2016, 05:46 PM Go to last post
  18. Potential restriced airflow causes

    Started by poboy, 11-15-2016 04:45 PM
    2 Pages
    1 2
    airflow, airflow measurement, blowers, carrier, furnace, heat exchanger, secondary heat exchanger
    • Replies: 13
    • Views: 510
    11-16-2016, 03:19 PM Go to last post
    • Replies: 10
    • Views: 363
    11-16-2016, 02:08 PM Go to last post
    • Replies: 11
    • Views: 423
    11-16-2016, 10:40 AM Go to last post
    • Replies: 7
    • Views: 433
    11-16-2016, 06:44 AM Go to last post
  19. Question High Rise Fan Coil System Help

    Started by Rideau, 11-15-2016 09:59 AM
    • Replies: 9
    • Views: 342
    11-16-2016, 06:10 AM Go to last post
  20. Trane XL824 Outdoor Temp Sensor

    Started by usafdixon, 11-14-2016 09:48 AM
    • Replies: 8
    • Views: 393
    11-15-2016, 03:38 PM Go to last post
  21. Heat Pump - Indoor Unit Humming

    Started by meliss82, 11-12-2016 06:47 PM
    • Replies: 5
    • Views: 395
    11-15-2016, 06:42 AM Go to last post
  22. Does this return box design make sense?

    Started by wiggling, 08-16-2016 12:27 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 66
    • Views: 3,769
    11-14-2016, 10:52 PM Go to last post
  23. Question about HVAC wiring install

    Started by Lynnlee, 11-13-2016 07:39 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 903
    11-14-2016, 08:19 PM Go to last post
  24. AquaTherma

    Started by Jfiler32, 11-13-2016 09:55 PM
    • Replies: 3
    • Views: 214
    11-14-2016, 05:42 AM Go to last post
  25. Do newer furnaces require more return air to operate properly?

    Started by Randy763, 11-10-2016 04:37 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 1,111
    11-13-2016, 11:17 PM Go to last post
  26. Opinions on system quotes I recieved.

    Started by paulnascar24, 11-11-2016 09:54 PM
    • Replies: 6
    • Views: 464
    11-13-2016, 04:56 PM Go to last post
  27. Gas smell when furnace kicks in

    Started by maczfr, 11-12-2016 08:43 AM
    • Replies: 6
    • Views: 404
    11-13-2016, 11:24 AM Go to last post
  28. Question on Furnace Sizing

    Started by tkz22, 11-13-2016 02:10 AM
    • Replies: 2
    • Views: 263
    11-13-2016, 09:09 AM Go to last post
  29. This Daikin RZQ FTQ dead horse just won't Die

    Started by saintex, 11-23-2015 07:47 PM
    • Replies: 7
    • Views: 1,386
    11-13-2016, 12:52 AM Go to last post
  30. Hmm Cold Air Return oversized?

    Started by a98husker, 11-12-2016 01:20 PM
    • Replies: 8
    • Views: 460
    11-12-2016, 08:24 PM Go to last post
  31. Help with Honeywell YTH9421C1002 thermostat

    Started by roblsmith, 11-11-2016 08:27 PM
    • Replies: 8
    • Views: 308
    11-12-2016, 07:23 PM Go to last post
  32. Keeping out VOCs

    Started by Beltit, 11-11-2016 10:18 AM
    • Replies: 3
    • Views: 280
    11-12-2016, 05:01 PM Go to last post
  33. 12 yr old AC cool not cold, installer says whole new unit needed??

    Started by mikepol2, 09-02-2016 07:21 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 71
    • Views: 4,975
    11-12-2016, 04:50 PM Go to last post
  34. Nest Configuration

    Started by bhas, 11-12-2016 02:37 PM
    • Replies: 2
    • Views: 253
    11-12-2016, 03:20 PM Go to last post
    • Replies: 3
    • Views: 234
    11-12-2016, 11:18 AM Go to last post
    • Replies: 12
    • Views: 421
    11-12-2016, 06:41 AM Go to last post
  35. Have a duct question, new baby on the way...

    Started by blessediam, 11-12-2016 12:56 AM
    • Replies: 3
    • Views: 258
    11-12-2016, 06:40 AM Go to last post
    • Replies: 6
    • Views: 321
    11-11-2016, 07:40 PM Go to last post
  36. Confused Intermittent Relay

    Started by serr76, 11-10-2016 07:26 PM
    relays, troubleshooting
    • Replies: 2
    • Views: 293
    11-11-2016, 05:19 PM Go to last post
  37. Not taking advantage of my furnace?

    Started by Akomack, 11-11-2016 01:08 PM
    • Replies: 2
    • Views: 229
    11-11-2016, 01:49 PM Go to last post
  38. Help sizing HVAC

    Started by Synthetickiller, 10-29-2016 10:31 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 2,124
    11-11-2016, 10:29 AM Go to last post
  39. Oversize variable HP for heating capcity?

    Started by Powerwall, 11-10-2016 01:33 PM
    • Replies: 5
    • Views: 360
    11-11-2016, 10:28 AM Go to last post
  40. Sink draining in to ductwork

    Started by born2lose1, 11-11-2016 12:17 AM
    • Replies: 11
    • Views: 334
    11-11-2016, 10:23 AM Go to last post
  41. Confused Condensate line in gutter; is that okay?

    Started by avman, 11-10-2016 02:42 PM
    • Replies: 11
    • Views: 446
    11-11-2016, 07:53 AM Go to last post
  42. new thermostat is producing less airflow

    Started by dpanhel, 11-10-2016 04:37 PM
    • Replies: 7
    • Views: 309
    11-10-2016, 10:14 PM Go to last post

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