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Forum: Tech to Tech Chat - Commercial

FOR TECHNICAL CHAT BETWEEN INDUSTRY WORKERS ONLY. NO AOP OR DIY** This forum is for Technical Chat in the Commercial Industry and only within the limits of the Open area Rules concerning DIY. Any technical chat that goes too far will be removed or moved to the Pro Area.

  1. Sticky Thread Sticky Threads

  2. Sticky Thread NO AOP posts here please. ONLY Tech to Tech chatter

    Started by Dad, 08-10-2011 04:34 PM
    • Replies: 0
    • Views: 9,691
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Quality Control on New Units

    Started by Mike19, 08-14-2014 10:48 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,961
    09-01-2014, 06:12 AM Go to last post
  3. Is this a capacitor on a contactor coil

    Started by newbe0507, 08-29-2014 06:38 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,612
    09-01-2014, 02:34 AM Go to last post
  4. Tranqulity 27 water leak issues

    Started by pyramid2455, 08-30-2014 09:42 AM
    • Replies: 7
    • Views: 770
    08-31-2014, 11:09 PM Go to last post
  5. Is this "1hp" cond fan more like two hp?

    Started by mixsit, 08-27-2014 11:21 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,229
    08-31-2014, 06:14 AM Go to last post
  6. York pakage hvac

    Started by Gillchounk, 08-23-2014 01:44 AM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 2,982
    08-30-2014, 08:46 PM Go to last post
  7. Unloader pressures

    Started by gazoo, 08-27-2014 06:18 PM
    • Replies: 9
    • Views: 1,156
    08-30-2014, 01:58 PM Go to last post
  8. UV resistant lineset pipe insulation

    Started by TechEdTeacher, 08-28-2014 12:35 PM
    • Replies: 5
    • Views: 1,837
    08-30-2014, 01:51 PM Go to last post
  9. making a distibutor for a txv

    Started by luxx, 08-13-2014 07:23 PM
    • Replies: 10
    • Views: 1,553
    08-30-2014, 01:23 PM Go to last post
  10. schrader cores in equipment

    Started by flasweating, 04-16-2014 06:45 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,135
    08-30-2014, 09:41 AM Go to last post
  11. Trane compressor not coming on

    Started by bwd111, 08-15-2014 02:51 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 84
    • Views: 10,442
    08-29-2014, 11:42 PM Go to last post
  12. Trane Voyager VFD issues

    Started by ARTICHILL, 08-15-2014 09:58 PM
    • Replies: 2
    • Views: 848
    08-29-2014, 11:00 PM Go to last post
  13. Carrier Pilot controller setup

    Started by priorhvac, 08-29-2014 10:13 AM
    • Replies: 2
    • Views: 559
    08-29-2014, 03:17 PM Go to last post
  14. Heat Gain Calculation - Transformers

    Started by FrostGiant, 08-28-2014 07:22 PM
    • Replies: 0
    • Views: 1,062
    08-28-2014, 07:22 PM Go to last post
  15. approaches for cooler and condenser

    Started by AHBC55, 08-25-2014 06:44 PM
    • Replies: 1
    • Views: 581
    08-28-2014, 06:13 PM Go to last post
    • Replies: 2
    • Views: 591
    08-28-2014, 08:33 AM Go to last post
  16. dunham busch esp3036 hv system

    Started by Mike Doran, 08-28-2014 08:30 AM
    • Replies: 0
    • Views: 423
    08-28-2014, 08:30 AM Go to last post
  17. air handler in drop cieling

    Started by octaneforce, 08-26-2014 09:13 AM
    • Replies: 4
    • Views: 856
    08-27-2014, 09:59 PM Go to last post
  18. Where does the water go?

    Started by mccann, 08-21-2014 08:38 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,833
    08-27-2014, 02:09 PM Go to last post
  19. Evap coil repair

    Started by anthonyac1, 08-26-2014 07:16 PM
    • Replies: 8
    • Views: 1,194
    08-27-2014, 06:08 AM Go to last post
  20. Pentane help needed!!!

    Started by EricWhitney, 08-26-2014 05:28 PM
    • Replies: 3
    • Views: 788
    08-27-2014, 01:10 AM Go to last post
  21. HVAC Consultant

    Started by Bill Clark, 08-22-2014 11:58 AM
    • Replies: 4
    • Views: 998
    08-26-2014, 02:17 AM Go to last post
  22. 30 years old, too old to start as pipefitter apprentice?

    Started by Deltashmelta, 07-08-2014 04:52 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 4,074
    08-25-2014, 06:23 PM Go to last post
  23. fan total pressure vs total pressure loss

    Started by supernova2014, 08-23-2014 02:57 PM
    • Replies: 0
    • Views: 420
    08-23-2014, 02:57 PM Go to last post
  24. Aircraft Airconditioning and presurisation

    Started by Hitech 1, 08-22-2014 10:32 AM
    • Replies: 3
    • Views: 777
    08-22-2014, 07:51 PM Go to last post
  25. what is class 1 air duct?

    Started by timjimbob, 08-21-2014 06:50 AM
    • Replies: 12
    • Views: 3,168
    08-22-2014, 07:02 AM Go to last post
    • Replies: 5
    • Views: 8,478
    08-21-2014, 03:41 PM Go to last post
  26. GPM for Airflow CCT-30 Glycol System?

    Started by 3gs, 08-14-2014 10:33 AM
    • Replies: 2
    • Views: 844
    08-21-2014, 12:04 PM Go to last post
  27. Compressor failure.

    Started by Makinhole, 08-10-2014 09:44 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 4,966
    08-20-2014, 11:15 PM Go to last post
  28. Dolphin chemical free water treatment

    Started by colorado dave, 02-22-2005 07:38 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 71
    • Views: 30,792
    08-20-2014, 10:22 PM Go to last post
  29. Trane vertical stack fan coil unit

    Started by air j, 08-20-2014 03:23 PM
    • Replies: 1
    • Views: 698
    08-20-2014, 07:04 PM Go to last post
  30. trane air handler 34 years old capacity?

    Started by luxx, 08-19-2014 09:55 PM
    • Replies: 3
    • Views: 603
    08-20-2014, 01:37 AM Go to last post
  31. Bone Head Move

    Started by IDC, 08-16-2014 11:06 PM
    • Replies: 10
    • Views: 1,944
    08-19-2014, 08:01 PM Go to last post
  32. Minimum flow for VFD driven pump

    Started by rpkilgor, 08-15-2014 06:39 AM
    • Replies: 12
    • Views: 1,462
    08-17-2014, 10:12 PM Go to last post
  33. Question compressor noise

    Started by aikenite, 05-24-2014 07:56 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,921
    08-17-2014, 08:51 PM Go to last post
  34. solenoid valve replacement help

    Started by cfe, 08-14-2014 05:46 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,412
    08-17-2014, 05:47 PM Go to last post
  35. Trane 90ton Intellipak Dirty Filter Switch Error

    Started by mazdajoe, 08-09-2014 12:27 AM
    • Replies: 7
    • Views: 1,093
    08-16-2014, 12:50 PM Go to last post
  36. need help isolating

    Started by jkmhi89, 08-15-2014 03:47 AM
    • Replies: 5
    • Views: 871
    08-16-2014, 11:27 AM Go to last post
  37. Frown Maybe bypassing compressor

    Started by anders13, 08-08-2014 02:47 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 65
    • Views: 7,132
    08-16-2014, 12:19 AM Go to last post
  38. carrier sizing

    Started by avilleg0, 08-05-2014 07:23 PM
    • Replies: 3
    • Views: 1,116
    08-15-2014, 06:03 PM Go to last post
    • Replies: 1
    • Views: 671
    08-15-2014, 12:15 PM Go to last post
  39. Carrier 38add080 problems

    Started by uke, 08-14-2014 05:45 PM
    • Replies: 3
    • Views: 820
    08-15-2014, 05:47 AM Go to last post
  40. Superheat and subcooling

    Started by jeremyr325, 08-14-2014 10:21 PM
    • Replies: 1
    • Views: 826
    08-14-2014, 11:39 PM Go to last post
  41. BDP RTU problem

    Started by hands, 08-09-2014 02:25 PM
    • Replies: 5
    • Views: 1,104
    08-14-2014, 09:15 PM Go to last post
  42. Could clicking relay cause overload

    Started by absolutezerosev, 08-05-2014 01:03 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,495
    08-13-2014, 07:52 PM Go to last post
  43. Deltrol Relay ?

    Started by kroymca, 08-17-2011 04:34 PM
    • Replies: 5
    • Views: 3,230
    08-13-2014, 05:16 AM Go to last post
    • Replies: 23
    • Views: 3,343
    08-12-2014, 11:42 PM Go to last post
  44. What don't I understand!!!

    Started by hvacguy1962, 08-05-2014 07:07 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,836
    08-12-2014, 11:04 PM Go to last post
  45. compressor running, not pumping

    Started by wolfstrike, 08-11-2014 10:21 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,101
    08-12-2014, 10:54 PM Go to last post
  46. Trane CGAM with pumps

    Started by brent, 08-04-2014 09:39 PM
    trane
    • Replies: 1
    • Views: 887
    08-12-2014, 09:35 PM Go to last post
    • Replies: 0
    • Views: 685
    08-11-2014, 12:02 PM Go to last post

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