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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: 63,607
    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: 63,549
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

  2. Confused Heil Model number

    Started by Wayner, 10-19-2010 01:06 AM
    • Replies: 1
    • Views: 1,231
    10-19-2010, 08:31 AM Go to last post
  3. Which AC? Too many variables

    Started by DTM333, 10-18-2010 08:07 PM
    • Replies: 6
    • Views: 902
    10-19-2010, 08:02 AM Go to last post
  4. Trane XV80 Model Numbers?

    Started by intence, 10-18-2010 05:56 PM
    • Replies: 9
    • Views: 4,369
    10-19-2010, 01:27 AM Go to last post
  5. Navien Tankless: Do I need an "Expansion Tank"?

    Started by bareyb, 10-18-2010 07:28 PM
    • Replies: 1
    • Views: 2,456
    10-18-2010, 11:54 PM Go to last post
  6. T-stat selection/return location

    Started by jml1911a1, 10-07-2010 08:56 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,467
    10-18-2010, 10:48 PM Go to last post
  7. Lennox Series 7000 Outdoor Sensor

    Started by ksspartan, 10-11-2010 07:48 PM
    • Replies: 11
    • Views: 5,065
    10-18-2010, 10:43 PM Go to last post
  8. Lennox CS7000 VRS icomfort Thermostat

    Started by bikingguy, 10-18-2010 01:00 PM
    • Replies: 2
    • Views: 2,454
    10-18-2010, 09:53 PM Go to last post
  9. Design degree/infiltration/heat loss calculation

    Started by Codyt, 10-17-2010 05:49 PM
    • Replies: 11
    • Views: 3,052
    10-18-2010, 09:53 PM Go to last post
    • Replies: 6
    • Views: 3,059
    10-18-2010, 08:51 PM Go to last post
  10. found a ducted boot in the attic.

    Started by mdm0001, 10-18-2010 07:47 PM
    • Replies: 1
    • Views: 617
    10-18-2010, 07:56 PM Go to last post
  11. Talking Coleman supplier?

    Started by Action Jackson, 10-18-2010 07:12 PM
    • Replies: 0
    • Views: 562
    10-18-2010, 07:12 PM Go to last post
  12. Changing a R-410A system over to

    Started by bigmann3104, 09-07-2010 08:28 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 74
    • Views: 6,290
    10-18-2010, 06:55 PM Go to last post
  13. Unhappy RHEEM RPMD-042JAZ Reset issues

    Started by Angele, 10-18-2010 01:33 PM
    • Replies: 6
    • Views: 2,360
    10-18-2010, 06:45 PM Go to last post
  14. Curious about staging algorithms

    Started by garya505, 09-08-2010 12:23 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,465
    10-18-2010, 06:34 PM Go to last post
  15. ERVs not practical for Northern climates?

    Started by jdaley, 10-16-2010 09:26 AM
    • Replies: 11
    • Views: 1,563
    10-18-2010, 05:38 PM Go to last post
    • Replies: 7
    • Views: 1,727
    10-18-2010, 05:34 PM Go to last post
  16. Question Carrier Infinity Thermostat - Blank

    Started by Llama, 10-17-2010 10:49 AM
    • Replies: 10
    • Views: 5,420
    10-18-2010, 03:03 PM Go to last post
  17. New Furnace

    Started by kmarrocco, 10-18-2010 11:40 AM
    • Replies: 4
    • Views: 994
    10-18-2010, 02:21 PM Go to last post
  18. Is "Authorized Dealer" necessary?

    Started by Tim6, 10-15-2010 08:26 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,424
    10-18-2010, 12:26 PM Go to last post
  19. Manual J vs. observed performance

    Started by rick66, 10-11-2010 02:57 PM
    4 Pages
    1 2 3 4
    • Replies: 43
    • Views: 4,119
    10-18-2010, 11:44 AM Go to last post
    • Replies: 2
    • Views: 1,672
    10-18-2010, 10:34 AM Go to last post
  20. Multi Zone Mini Split vs Central

    Started by itsacrazyasian, 06-08-2010 07:09 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 12,093
    10-18-2010, 09:19 AM Go to last post
  21. Best brand(s) for apartment building?

    Started by cmahrle, 10-11-2010 09:36 PM
    • Replies: 8
    • Views: 1,108
    10-18-2010, 08:52 AM Go to last post
    • Replies: 1
    • Views: 1,229
    10-18-2010, 08:26 AM Go to last post
  22. Luxaire JF-30

    Started by MiniSoCold, 10-17-2010 11:42 PM
    • Replies: 4
    • Views: 1,065
    10-18-2010, 05:32 AM Go to last post
  23. Minimizing pressure loss in 180-degree duct bends

    Started by mrd999, 10-15-2010 08:04 AM
    • Replies: 3
    • Views: 3,358
    10-17-2010, 11:15 PM Go to last post
  24. More Rheem vs Carrier

    Started by DTM333, 10-12-2010 10:48 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 6,835
    10-17-2010, 06:30 PM Go to last post
  25. getting to the control panel on a Rheem furnace

    Started by marilyn934, 10-16-2010 07:41 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,025
    10-17-2010, 06:15 PM Go to last post
  26. American Standard vs. Amana

    Started by hackr4evr, 10-15-2010 09:06 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 6,141
    10-17-2010, 05:31 PM Go to last post
  27. Did I get it Right???

    Started by aroffe, 10-15-2010 11:28 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 2,973
    10-17-2010, 05:21 PM Go to last post
  28. Alright somebody tell me what's going on (again)

    Started by AvantGarde, 10-16-2010 07:45 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,509
    10-17-2010, 02:31 PM Go to last post
  29. Smile Input from the Pros please

    Started by gat210, 09-13-2010 08:57 PM
    • Replies: 3
    • Views: 1,889
    10-17-2010, 12:10 PM Go to last post
  30. Heat pump/dual fuel defrost cycle

    Started by Brakeman, 10-17-2010 12:43 AM
    • Replies: 4
    • Views: 2,158
    10-17-2010, 12:08 PM Go to last post
  31. How dual duel work

    Started by proofturn, 10-15-2010 06:36 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,798
    10-17-2010, 12:06 PM Go to last post
  32. Seeking advice...

    Started by Raimond, 10-16-2010 10:33 PM
    • Replies: 4
    • Views: 833
    10-17-2010, 11:37 AM Go to last post
  33. Hmm Measuring Static Pressure

    Started by LeftyMetz, 10-17-2010 09:37 AM
    static pressure
    • Replies: 2
    • Views: 2,280
    10-17-2010, 11:35 AM Go to last post
  34. Question Replacing American Furnace Co. Furnace

    Started by MMMT1986, 10-15-2010 08:05 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,790
    10-17-2010, 11:33 AM Go to last post
  35. How can Manual J's produce radically different results?

    Started by MJSmith, 10-07-2010 11:49 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 2,612
    10-17-2010, 11:23 AM Go to last post
  36. Question At what point does over/undersizing become a concern?

    Started by jonnyozero3, 10-16-2010 04:05 PM
    2 Pages
    1 2
    load calc, manual j, oversized, undersized
    • Replies: 22
    • Views: 2,985
    10-17-2010, 11:17 AM Go to last post
  37. Polarity Reversed?!

    Started by xxcels, 10-04-2010 09:29 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 4,373
    10-16-2010, 09:56 PM Go to last post
  38. Options for venting 90+% furnaces

    Started by JasonNY, 07-24-2010 01:21 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 4,247
    10-16-2010, 09:48 PM Go to last post
  39. New System Help

    Started by gedwards, 09-21-2010 09:34 PM
    • Replies: 8
    • Views: 1,011
    10-16-2010, 09:21 PM Go to last post
    • Replies: 3
    • Views: 1,083
    10-16-2010, 06:52 PM Go to last post
  40. energy audits?how to become cert.

    Started by tstcstu, 10-14-2010 08:10 PM
    • Replies: 9
    • Views: 1,124
    10-16-2010, 06:41 PM Go to last post
  41. Question regarding new ruud 80% furnace operation.

    Started by JH6, 10-15-2010 01:42 AM
    • Replies: 7
    • Views: 1,866
    10-16-2010, 06:06 PM Go to last post
  42. Frown york furnace

    Started by julzledge, 10-15-2010 03:36 PM
    • Replies: 10
    • Views: 1,407
    10-16-2010, 02:12 PM Go to last post
  43. MODERATOR

    Started by A/C-SuperCool, 10-16-2010 09:53 AM
    • Replies: 4
    • Views: 886
    10-16-2010, 02:12 PM Go to last post
  44. smart valves

    Started by TXdude, 10-16-2010 12:13 PM
    • Replies: 3
    • Views: 940
    10-16-2010, 01:53 PM Go to last post
  45. Poll Poll: Will greater air intake really fix a shaky fan motor?

    Started by Shaky, 10-16-2010 12:32 PM
    air, carrier, furnace fan, motors, noise, return duct, warranty
    • Replies: 3
    • Views: 3,003
    10-16-2010, 01:23 PM Go to last post
  46. Control Board shorted to ground?

    Started by pointy, 10-16-2010 11:06 AM
    • Replies: 4
    • Views: 793
    10-16-2010, 11:55 AM Go to last post

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