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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: 10,312
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Trane ECM Blower

    Started by Gamecocksc, 07-13-2015 01:16 PM
    • Replies: 3
    • Views: 698
    07-14-2015, 06:48 PM Go to last post
  3. Seimens PXC24

    Started by Angry Bald Man, 07-14-2015 12:40 PM
    • Replies: 0
    • Views: 352
    07-14-2015, 12:40 PM Go to last post
    • Replies: 4
    • Views: 1,012
    07-14-2015, 11:00 AM Go to last post
  4. bypassing expensive control boards on rtu's

    Started by burto, 07-10-2015 07:40 PM
    • Replies: 11
    • Views: 1,432
    07-14-2015, 10:08 AM Go to last post
  5. Diagnosing a Weak Compressor

    Started by BBeerme, 06-08-2014 08:00 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 104
    • Views: 18,933
    07-14-2015, 09:28 AM Go to last post
    • Replies: 10
    • Views: 988
    07-13-2015, 03:02 PM Go to last post
  6. Shell Calculation

    Started by hvacdave1962, 07-13-2015 01:36 PM
    • Replies: 2
    • Views: 608
    07-13-2015, 01:48 PM Go to last post
    • Replies: 7
    • Views: 806
    07-13-2015, 12:39 PM Go to last post
  7. Mitsubishi Mini Split system PUY- A12NHA3

    Started by Schisler, 07-08-2015 04:59 PM
    • Replies: 5
    • Views: 1,021
    07-13-2015, 07:55 AM Go to last post
  8. YMGI

    Started by Rane69, 07-09-2015 08:37 AM
    • Replies: 2
    • Views: 600
    07-11-2015, 03:42 PM Go to last post
  9. How to check for proper ground?

    Started by Junior1983, 07-04-2015 06:21 PM
    • Replies: 10
    • Views: 1,809
    07-09-2015, 09:06 PM Go to last post
  10. Semi hermetic oil issue

    Started by len088, 07-07-2015 10:31 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,010
    07-09-2015, 06:05 PM Go to last post
  11. 3 port scroll compressor?

    Started by obieone, 06-27-2015 09:26 AM
    • Replies: 9
    • Views: 1,575
    07-09-2015, 07:45 AM Go to last post
  12. Hmm AC question

    Started by drage93, 07-07-2015 12:25 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,890
    07-09-2015, 04:25 AM Go to last post
  13. Return inside of Supply Plenum???

    Started by tranger03, 07-07-2015 07:54 PM
    • Replies: 9
    • Views: 1,563
    07-08-2015, 01:45 PM Go to last post
  14. service check list card

    Started by ryan79, 07-07-2015 09:45 PM
    • Replies: 6
    • Views: 1,047
    07-08-2015, 11:41 AM Go to last post
  15. R410A Normal Head pressure 100 degree Ambient temp?

    Started by Junior1983, 07-04-2015 02:23 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 5,987
    07-08-2015, 08:11 AM Go to last post
  16. Evacuation process?

    Started by Junior1983, 06-26-2015 08:47 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 81
    • Views: 7,681
    07-08-2015, 12:26 AM Go to last post
  17. Question about Trane 20 ton dehum unit

    Started by mortatort, 07-07-2015 02:35 PM
    • Replies: 0
    • Views: 465
    07-07-2015, 02:35 PM Go to last post
  18. electric VAV

    Started by poptop22, 07-01-2015 09:51 AM
    • Replies: 3
    • Views: 775
    07-07-2015, 09:23 AM Go to last post
  19. TRANE Mini split (Error code 6) Help!

    Started by Junior1983, 07-04-2015 12:26 AM
    • Replies: 5
    • Views: 9,785
    07-06-2015, 11:13 PM Go to last post
  20. So I went ona call

    Started by lytning, 07-05-2015 03:37 PM
    • Replies: 8
    • Views: 1,665
    07-06-2015, 08:52 PM Go to last post
  21. Artificial Intelligence opinion

    Started by mccann, 06-28-2015 06:13 PM
    • Replies: 11
    • Views: 1,097
    07-06-2015, 11:26 AM Go to last post
  22. Liebert split...weird symptoms - need advice

    Started by slick101, 06-28-2015 10:09 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,428
    07-02-2015, 07:26 PM Go to last post
  23. Old Tran Condensing Unit

    Started by nick5909, 07-02-2015 02:05 PM
    • Replies: 1
    • Views: 525
    07-02-2015, 02:45 PM Go to last post
    • Replies: 4
    • Views: 1,065
    07-02-2015, 11:41 AM Go to last post
  24. York Simplicity

    Started by corny, 06-26-2015 04:12 AM
    • Replies: 9
    • Views: 2,388
    07-01-2015, 11:23 PM Go to last post
  25. Package units Superheat/Subcooling readings

    Started by Junior1983, 06-26-2015 09:12 PM
    • Replies: 10
    • Views: 1,925
    07-01-2015, 08:53 PM Go to last post
  26. Walk in freezer defrost cycle question

    Started by Maven445, 11-28-2011 10:09 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 11,713
    07-01-2015, 11:49 AM Go to last post
  27. Trane GEHE Water source heat pump

    Started by NDserviceman, 06-18-2015 11:00 PM
    • Replies: 6
    • Views: 1,279
    07-01-2015, 10:01 AM Go to last post
    • Replies: 0
    • Views: 402
    07-01-2015, 09:48 AM Go to last post
  28. Piping Compressor oil lines

    Started by Push It, 06-26-2015 10:33 AM
    • Replies: 12
    • Views: 1,415
    06-30-2015, 09:12 PM Go to last post
  29. Trane CGAM chiller flow switch

    Started by texast, 09-25-2013 05:09 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 4,779
    06-30-2015, 08:30 AM Go to last post
  30. Copland Semi Hermetic Head temp. too high Protector trip

    Started by raceway01, 04-18-2015 01:33 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,082
    06-30-2015, 06:10 AM Go to last post
  31. Confused Carrier 48TFD006 contactor issue.

    Started by GameWorkRepeat, 06-29-2015 11:48 AM
    • Replies: 2
    • Views: 602
    06-29-2015, 12:23 PM Go to last post
  32. emerson 5ex exv troubleshooting

    Started by hvac17011, 06-26-2015 09:31 PM
    • Replies: 2
    • Views: 705
    06-29-2015, 05:11 AM Go to last post
  33. Question Why Condenser fan short cycling when compressor is still on?

    Started by jumstar, 06-26-2015 09:21 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,592
    06-28-2015, 11:40 PM Go to last post
  34. Compressor not starting.

    Started by Rick Dreyer, 04-29-2015 01:02 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 90
    • Views: 14,594
    06-28-2015, 11:28 AM Go to last post
    • Replies: 1
    • Views: 894
    06-28-2015, 10:52 AM Go to last post
  35. Confused Trance 60 ton condenser

    Started by acrtech, 06-15-2015 05:56 PM
    • Replies: 7
    • Views: 1,325
    06-28-2015, 12:06 AM Go to last post
  36. Smardt Chiller Repair - Turbocor

    Started by manny238, 03-20-2013 03:21 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 6,722
    06-26-2015, 09:23 PM Go to last post
  37. Mammoth- FuSheng compressors

    Started by chi 597, 06-22-2015 01:09 PM
    • Replies: 1
    • Views: 675
    06-26-2015, 09:15 PM Go to last post
  38. Yaskawa over 60 hz

    Started by smsmechanical, 06-24-2015 08:27 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,904
    06-26-2015, 02:57 PM Go to last post
  39. YORK YPAL050 Optilogic stuck in self checking mode.

    Started by cfe, 06-23-2015 09:32 PM
    • Replies: 1
    • Views: 485
    06-24-2015, 11:15 PM Go to last post
  40. REFCO condensate pump mini split

    Started by Junior1983, 06-22-2015 10:33 PM
    • Replies: 3
    • Views: 1,199
    06-24-2015, 09:11 PM Go to last post
  41. Baltimore air coil

    Started by Alantoy13, 06-24-2015 07:22 PM
    • Replies: 0
    • Views: 521
    06-24-2015, 07:22 PM Go to last post
  42. Big news?

    Started by lytning, 06-24-2015 04:38 PM
    • Replies: 3
    • Views: 1,006
    06-24-2015, 06:57 PM Go to last post
  43. Ac compressor explosion

    Started by kefah, 06-22-2015 09:50 AM
    • Replies: 8
    • Views: 2,823
    06-24-2015, 01:45 PM Go to last post
  44. a32 vs oxy

    Started by t2, 06-17-2015 05:43 PM
    • Replies: 9
    • Views: 1,602
    06-23-2015, 11:16 PM Go to last post
  45. Confused Hot weather comfortable clothing recommendations.

    Started by Junior1983, 06-17-2015 10:49 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,014
    06-22-2015, 07:23 PM Go to last post

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