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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: 54,484
    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: 53,027
    11-15-2008, 11:40 PM Go to last post
  1. Normal Thread Normal Threads

  2. zoning an existing hydronic system

    Started by asdflkj, 10-03-2011 04:45 PM
    boiler, controls, hydronic, radiator, retrofit, thermostat
    • Replies: 9
    • Views: 3,214
    10-04-2011, 03:52 PM Go to last post
  3. Hallowell Acadia stuck in stage 1 only - help

    Started by jjd95, 12-10-2010 02:52 PM
    4 Pages
    1 2 3 4
    • Replies: 43
    • Views: 5,627
    10-04-2011, 03:05 PM Go to last post
  4. Confused Need help with 3rd floor return air location & size

    Started by Temblor, 09-05-2011 05:00 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 2,297
    10-04-2011, 02:21 PM Go to last post
  5. Heat Pump cold shot during defrost

    Started by Freeagent, 10-03-2011 08:56 PM
    • Replies: 5
    • Views: 1,144
    10-04-2011, 01:15 PM Go to last post
  6. Drip Between pump and Boiler Help

    Started by savva, 10-03-2011 01:37 PM
    • Replies: 2
    • Views: 469
    10-04-2011, 12:11 PM Go to last post
  7. Lennox XC21-icomfort thermostat

    Started by sao309, 10-03-2011 10:01 PM
    • Replies: 3
    • Views: 655
    10-04-2011, 11:29 AM Go to last post
  8. Honeywell TH8320 and CPH

    Started by jrcase, 10-03-2011 04:50 PM
    • Replies: 2
    • Views: 1,172
    10-04-2011, 11:27 AM Go to last post
    • Replies: 2
    • Views: 1,756
    10-04-2011, 11:20 AM Go to last post
  9. Need recommendation for NTI Matrix contractor

    Started by njwl, 10-04-2011 11:12 AM
    • Replies: 0
    • Views: 288
    10-04-2011, 11:12 AM Go to last post
  10. Best stat for a 2 stage furnace.

    Started by rebar, 09-28-2011 03:03 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,570
    10-04-2011, 10:37 AM Go to last post
  11. pellet stove air dsitribution

    Started by jim4237, 10-04-2011 08:40 AM
    • Replies: 3
    • Views: 427
    10-04-2011, 10:35 AM Go to last post
  12. Heating system error code

    Started by jeremyp969, 10-04-2011 07:57 AM
    • Replies: 2
    • Views: 714
    10-04-2011, 10:32 AM Go to last post
    • Replies: 3
    • Views: 1,216
    10-04-2011, 10:31 AM Go to last post
  13. Adding auxilary heat source

    Started by wisepole, 10-04-2011 09:39 AM
    • Replies: 2
    • Views: 329
    10-04-2011, 09:57 AM Go to last post
  14. Pros: Do You Ever Run Your System in Fan-Only Setting?

    Started by AvantGarde, 10-02-2011 02:16 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,389
    10-04-2011, 09:49 AM Go to last post
  15. Furnace Issues

    Started by lkaufman, 10-03-2011 02:46 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 948
    10-04-2011, 09:38 AM Go to last post
  16. Heat-loss precautions for uninhabitted house

    Started by buckslayer, 10-03-2011 01:39 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 779
    10-04-2011, 09:34 AM Go to last post
  17. Aprilaire 600

    Started by dwinch, 10-02-2011 10:40 AM
    • Replies: 5
    • Views: 985
    10-04-2011, 08:02 AM Go to last post
  18. Question New Thermostat, but furnace not turning on

    Started by wisepole, 10-03-2011 03:59 PM
    • Replies: 7
    • Views: 3,051
    10-04-2011, 12:40 AM Go to last post
  19. No water in boiler

    Started by owlshead, 10-03-2011 06:17 PM
    • Replies: 7
    • Views: 1,672
    10-04-2011, 12:28 AM Go to last post
  20. help with duct work design

    Started by manada_hill, 10-02-2011 11:40 AM
    • Replies: 10
    • Views: 962
    10-03-2011, 10:12 PM Go to last post
  21. Burnham Alpine 105K gas boiler noise

    Started by Buzzard67, 10-03-2011 12:12 PM
    • Replies: 8
    • Views: 2,934
    10-03-2011, 09:03 PM Go to last post
    • Replies: 10
    • Views: 1,134
    10-03-2011, 07:50 PM Go to last post
  22. thermostat question

    Started by benlawder, 10-02-2011 05:48 PM
    • Replies: 5
    • Views: 509
    10-03-2011, 07:41 PM Go to last post
  23. Acceptable method for assessing ductwork?

    Started by R J Cedar, 09-23-2011 02:38 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,838
    10-03-2011, 05:02 PM Go to last post
  24. Carrier gas pack won't ignite

    Started by sparkync, 10-03-2011 09:48 AM
    • Replies: 2
    • Views: 1,480
    10-03-2011, 05:00 PM Go to last post
  25. Goodman v Nordyne

    Started by nguard58, 09-29-2011 03:06 PM
    • Replies: 11
    • Views: 1,446
    10-03-2011, 03:09 PM Go to last post
  26. Oh please help me with my HVAC quotes

    Started by merriebeth, 09-20-2011 03:15 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 3,058
    10-03-2011, 01:59 PM Go to last post
  27. Testing a used scroll compressor off-line

    Started by bluewater1, 09-01-2011 01:11 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 3,688
    10-03-2011, 01:02 PM Go to last post
    • Replies: 8
    • Views: 811
    10-03-2011, 12:18 PM Go to last post
  28. Roll out switch problem

    Started by zalexander1, 10-02-2011 12:40 AM
    • Replies: 12
    • Views: 2,813
    10-03-2011, 10:00 AM Go to last post
  29. Payne furnace Question?

    Started by Amarinelli, 09-29-2011 07:10 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,522
    10-03-2011, 09:54 AM Go to last post
    • Replies: 6
    • Views: 963
    10-03-2011, 07:20 AM Go to last post
  30. Dectron dehumidifiers

    Started by qctech2410, 10-03-2011 06:46 AM
    • Replies: 0
    • Views: 870
    10-03-2011, 06:46 AM Go to last post
    • Replies: 1
    • Views: 1,432
    10-02-2011, 09:45 PM Go to last post
  31. confusion about which model to use

    Started by drew64, 09-24-2011 02:36 PM
    • Replies: 4
    • Views: 700
    10-02-2011, 08:40 PM Go to last post
  32. Clair megasave pilot light wont shut off

    Started by hardcorelolo, 10-02-2011 04:16 PM
    • Replies: 5
    • Views: 556
    10-02-2011, 07:11 PM Go to last post
  33. Which gas boiler is better?

    Started by cora, 10-01-2011 06:04 PM
    • Replies: 2
    • Views: 751
    10-02-2011, 05:48 PM Go to last post
  34. Need Advice on Outdoor Replacement Unit

    Started by chrisnshannon, 10-02-2011 12:25 AM
    • Replies: 2
    • Views: 932
    10-02-2011, 05:34 PM Go to last post
  35. two furnaces or one furnace with zoning?

    Started by ENGRGRAD, 10-01-2011 02:01 PM
    zoned system
    • Replies: 6
    • Views: 4,984
    10-02-2011, 05:26 PM Go to last post
  36. gas valve /pilot light problem

    Started by okweldit, 10-01-2011 03:01 PM
    • Replies: 12
    • Views: 2,471
    10-02-2011, 03:22 PM Go to last post
  37. how much oil goes in the compressor?

    Started by daytripr69, 10-02-2011 02:09 PM
    • Replies: 1
    • Views: 748
    10-02-2011, 03:18 PM Go to last post
  38. Need advice on central AC unit(s)

    Started by rustedteg, 10-01-2011 01:04 PM
    • Replies: 6
    • Views: 1,630
    10-02-2011, 02:12 PM Go to last post
  39. Whirlpool furnace gas wont come on

    Started by pa4445, 10-02-2011 11:43 AM
    • Replies: 6
    • Views: 1,017
    10-02-2011, 01:13 PM Go to last post
  40. Advice on Load Calc results

    Started by stlouis, 03-26-2010 05:38 PM
    3 Pages
    1 2 3
    air condition, load calc, load calculations, manual j, ton
    • Replies: 31
    • Views: 3,923
    10-02-2011, 12:37 PM Go to last post
  41. What is a short cycle for a boiler?

    Started by buckslayer, 10-02-2011 08:27 AM
    • Replies: 3
    • Views: 859
    10-02-2011, 11:50 AM Go to last post
    • Replies: 1
    • Views: 815
    10-01-2011, 11:14 PM Go to last post
  42. Ducane A/C Vapor line sizes

    Started by Peru9111, 09-30-2011 12:16 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,700
    10-01-2011, 06:46 PM Go to last post
  43. Supplementary Electric Heaters

    Started by Playman, 09-29-2011 05:03 PM
    • Replies: 3
    • Views: 1,365
    10-01-2011, 06:31 PM Go to last post
    • Replies: 4
    • Views: 1,324
    10-01-2011, 05:33 PM Go to last post

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