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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: 8,463
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Trane Voyager VFD issues

    Started by ARTICHILL, 08-15-2014 09:58 PM
    • Replies: 2
    • Views: 761
    08-29-2014, 11:00 PM Go to last post
  3. Carrier Pilot controller setup

    Started by priorhvac, 08-29-2014 10:13 AM
    • Replies: 2
    • Views: 503
    08-29-2014, 03:17 PM Go to last post
  4. Heat Gain Calculation - Transformers

    Started by FrostGiant, 08-28-2014 07:22 PM
    • Replies: 0
    • Views: 728
    08-28-2014, 07:22 PM Go to last post
  5. approaches for cooler and condenser

    Started by AHBC55, 08-25-2014 06:44 PM
    • Replies: 1
    • Views: 495
    08-28-2014, 06:13 PM Go to last post
    • Replies: 2
    • Views: 557
    08-28-2014, 08:33 AM Go to last post
  6. dunham busch esp3036 hv system

    Started by Mike Doran, 08-28-2014 08:30 AM
    • Replies: 0
    • Views: 391
    08-28-2014, 08:30 AM Go to last post
  7. air handler in drop cieling

    Started by octaneforce, 08-26-2014 09:13 AM
    • Replies: 4
    • Views: 761
    08-27-2014, 09:59 PM Go to last post
  8. Where does the water go?

    Started by mccann, 08-21-2014 08:38 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,446
    08-27-2014, 02:09 PM Go to last post
  9. Evap coil repair

    Started by anthonyac1, 08-26-2014 07:16 PM
    • Replies: 8
    • Views: 1,079
    08-27-2014, 06:08 AM Go to last post
  10. Pentane help needed!!!

    Started by EricWhitney, 08-26-2014 05:28 PM
    • Replies: 3
    • Views: 718
    08-27-2014, 01:10 AM Go to last post
  11. HVAC Consultant

    Started by Bill Clark, 08-22-2014 11:58 AM
    • Replies: 4
    • Views: 907
    08-26-2014, 02:17 AM Go to last post
  12. 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: 3,217
    08-25-2014, 06:23 PM Go to last post
  13. fan total pressure vs total pressure loss

    Started by supernova2014, 08-23-2014 02:57 PM
    • Replies: 0
    • Views: 397
    08-23-2014, 02:57 PM Go to last post
  14. Aircraft Airconditioning and presurisation

    Started by Hitech 1, 08-22-2014 10:32 AM
    • Replies: 3
    • Views: 715
    08-22-2014, 07:51 PM Go to last post
  15. what is class 1 air duct?

    Started by timjimbob, 08-21-2014 06:50 AM
    • Replies: 12
    • Views: 2,106
    08-22-2014, 07:02 AM Go to last post
    • Replies: 5
    • Views: 5,302
    08-21-2014, 03:41 PM Go to last post
  16. GPM for Airflow CCT-30 Glycol System?

    Started by 3gs, 08-14-2014 10:33 AM
    • Replies: 2
    • Views: 749
    08-21-2014, 12:04 PM Go to last post
  17. Compressor failure.

    Started by Makinhole, 08-10-2014 09:44 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 4,553
    08-20-2014, 11:15 PM Go to last post
  18. 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: 27,154
    08-20-2014, 10:22 PM Go to last post
  19. Trane vertical stack fan coil unit

    Started by air j, 08-20-2014 03:23 PM
    • Replies: 1
    • Views: 529
    08-20-2014, 07:04 PM Go to last post
  20. trane air handler 34 years old capacity?

    Started by luxx, 08-19-2014 09:55 PM
    • Replies: 3
    • Views: 531
    08-20-2014, 01:37 AM Go to last post
  21. Bone Head Move

    Started by IDC, 08-16-2014 11:06 PM
    • Replies: 10
    • Views: 1,762
    08-19-2014, 08:01 PM Go to last post
  22. Minimum flow for VFD driven pump

    Started by rpkilgor, 08-15-2014 06:39 AM
    • Replies: 12
    • Views: 1,298
    08-17-2014, 10:12 PM Go to last post
  23. Question compressor noise

    Started by aikenite, 05-24-2014 07:56 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,438
    08-17-2014, 08:51 PM Go to last post
  24. solenoid valve replacement help

    Started by cfe, 08-14-2014 05:46 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,019
    08-17-2014, 05:47 PM Go to last post
  25. Trane 90ton Intellipak Dirty Filter Switch Error

    Started by mazdajoe, 08-09-2014 12:27 AM
    • Replies: 7
    • Views: 924
    08-16-2014, 12:50 PM Go to last post
  26. need help isolating

    Started by jkmhi89, 08-15-2014 03:47 AM
    • Replies: 5
    • Views: 805
    08-16-2014, 11:27 AM Go to last post
  27. Frown Maybe bypassing compressor

    Started by anders13, 08-08-2014 02:47 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 65
    • Views: 6,462
    08-16-2014, 12:19 AM Go to last post
  28. carrier sizing

    Started by avilleg0, 08-05-2014 07:23 PM
    • Replies: 3
    • Views: 908
    08-15-2014, 06:03 PM Go to last post
    • Replies: 1
    • Views: 601
    08-15-2014, 12:15 PM Go to last post
  29. Carrier 38add080 problems

    Started by uke, 08-14-2014 05:45 PM
    • Replies: 3
    • Views: 725
    08-15-2014, 05:47 AM Go to last post
  30. Superheat and subcooling

    Started by jeremyr325, 08-14-2014 10:21 PM
    • Replies: 1
    • Views: 754
    08-14-2014, 11:39 PM Go to last post
  31. BDP RTU problem

    Started by hands, 08-09-2014 02:25 PM
    • Replies: 5
    • Views: 999
    08-14-2014, 09:15 PM Go to last post
  32. Could clicking relay cause overload

    Started by absolutezerosev, 08-05-2014 01:03 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,632
    08-13-2014, 07:52 PM Go to last post
  33. r-22 with poe oil

    Started by anthonyac1, 03-12-2012 09:48 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 28,346
    08-13-2014, 05:34 PM Go to last post
  34. Deltrol Relay ?

    Started by kroymca, 08-17-2011 04:34 PM
    • Replies: 5
    • Views: 2,787
    08-13-2014, 05:16 AM Go to last post
    • Replies: 23
    • Views: 3,042
    08-12-2014, 11:42 PM Go to last post
  35. What don't I understand!!!

    Started by hvacguy1962, 08-05-2014 07:07 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,660
    08-12-2014, 11:04 PM Go to last post
  36. compressor running, not pumping

    Started by wolfstrike, 08-11-2014 10:21 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,625
    08-12-2014, 10:54 PM Go to last post
  37. Trane CGAM with pumps

    Started by brent, 08-04-2014 09:39 PM
    trane
    • Replies: 1
    • Views: 785
    08-12-2014, 09:35 PM Go to last post
    • Replies: 0
    • Views: 640
    08-11-2014, 12:02 PM Go to last post
  38. Rooftop compressor

    Started by MechaTom, 08-05-2014 07:06 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 5,475
    08-11-2014, 10:46 AM Go to last post
  39. Trane Ro0ftop YSC060A3RHA000, bypass outdoor temp sensor

    Started by jdere, 08-02-2014 11:29 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,943
    08-10-2014, 10:03 PM Go to last post
  40. Fun with explosions and metallurgy

    Started by Dennis.Moore, 08-10-2014 03:03 PM
    • Replies: 4
    • Views: 781
    08-10-2014, 05:45 PM Go to last post
  41. Where did all my air go?

    Started by rider77, 08-08-2014 09:12 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,419
    08-10-2014, 04:54 PM Go to last post
  42. ac Contactors in split ac outdoor unit

    Started by kefah, 04-23-2013 04:18 PM
    • Replies: 11
    • Views: 2,686
    08-10-2014, 03:21 PM Go to last post
    • Replies: 4
    • Views: 1,010
    08-09-2014, 09:35 PM Go to last post
  43. 3 Phase 2 Speed Motor.

    Started by madhat, 08-08-2014 03:22 PM
    • Replies: 11
    • Views: 1,614
    08-09-2014, 08:01 AM Go to last post
  44. LG VRF 2

    Started by czkidd, 08-06-2014 09:29 PM
    • Replies: 3
    • Views: 834
    08-08-2014, 11:53 PM Go to last post
  45. Confused Florida heat pump water flow or something

    Started by dowhat, 08-08-2014 11:49 PM
    • Replies: 0
    • Views: 471
    08-08-2014, 11:49 PM Go to last post

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