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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: 11,132
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Carrier evap Coil Replacment time estimate

    Started by fixitguy, 07-17-2015 09:48 AM
    • Replies: 3
    • Views: 916
    07-18-2015, 12:37 AM Go to last post
  3. Copeland 8D compressor "BANG" WHAT!!!! ever seen this?

    Started by OhioTech, 06-26-2015 06:13 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 6,634
    07-17-2015, 07:05 PM Go to last post
  4. Lennox LGC150S4 Question

    Started by checkpoint, 07-16-2015 02:20 PM
    • Replies: 1
    • Views: 630
    07-17-2015, 12:47 AM Go to last post
    • Replies: 4
    • Views: 962
    07-16-2015, 10:19 PM Go to last post
  5. Condenser motor rotation problem 1 phase

    Started by cfe, 07-13-2015 11:19 AM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 3,604
    07-16-2015, 07:41 PM Go to last post
  6. Need help with voyager trane rooftops

    Started by derksquad, 03-18-2015 10:53 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,185
    07-16-2015, 01:57 PM Go to last post
  7. trane YCD048C4LCBE issues

    Started by Bald Menace, 07-14-2015 09:48 PM
    • Replies: 4
    • Views: 878
    07-15-2015, 08:06 PM Go to last post
    • Replies: 3
    • Views: 1,299
    07-15-2015, 03:32 PM Go to last post
  8. How get oil back to compressor

    Started by GBerry, 07-13-2015 08:46 PM
    • Replies: 7
    • Views: 1,558
    07-14-2015, 09:40 PM Go to last post
  9. Trane ECM Blower

    Started by Gamecocksc, 07-13-2015 01:16 PM
    • Replies: 3
    • Views: 857
    07-14-2015, 06:48 PM Go to last post
  10. Seimens PXC24

    Started by Angry Bald Man, 07-14-2015 12:40 PM
    • Replies: 0
    • Views: 370
    07-14-2015, 12:40 PM Go to last post
    • Replies: 4
    • Views: 1,179
    07-14-2015, 11:00 AM Go to last post
  11. bypassing expensive control boards on rtu's

    Started by burto, 07-10-2015 07:40 PM
    • Replies: 11
    • Views: 1,817
    07-14-2015, 10:08 AM Go to last post
    • Replies: 10
    • Views: 1,193
    07-13-2015, 03:02 PM Go to last post
  12. Shell Calculation

    Started by hvacdave1962, 07-13-2015 01:36 PM
    • Replies: 2
    • Views: 720
    07-13-2015, 01:48 PM Go to last post
    • Replies: 7
    • Views: 921
    07-13-2015, 12:39 PM Go to last post
  13. Mitsubishi Mini Split system PUY- A12NHA3

    Started by Schisler, 07-08-2015 04:59 PM
    • Replies: 5
    • Views: 1,211
    07-13-2015, 07:55 AM Go to last post
  14. How to check for proper ground?

    Started by Junior1983, 07-04-2015 06:21 PM
    • Replies: 10
    • Views: 2,095
    07-09-2015, 09:06 PM Go to last post
  15. Semi hermetic oil issue

    Started by len088, 07-07-2015 10:31 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,524
    07-09-2015, 06:05 PM Go to last post
  16. 3 port scroll compressor?

    Started by obieone, 06-27-2015 09:26 AM
    • Replies: 9
    • Views: 1,789
    07-09-2015, 07:45 AM Go to last post
  17. Hmm AC question

    Started by drage93, 07-07-2015 12:25 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,348
    07-09-2015, 04:25 AM Go to last post
  18. Return inside of Supply Plenum???

    Started by tranger03, 07-07-2015 07:54 PM
    • Replies: 9
    • Views: 1,828
    07-08-2015, 01:45 PM Go to last post
  19. service check list card

    Started by ryan79, 07-07-2015 09:45 PM
    • Replies: 6
    • Views: 1,291
    07-08-2015, 11:41 AM Go to last post
  20. R410A Normal Head pressure 100 degree Ambient temp?

    Started by Junior1983, 07-04-2015 02:23 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 12,788
    07-08-2015, 08:11 AM Go to last post
  21. Evacuation process?

    Started by Junior1983, 06-26-2015 08:47 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 81
    • Views: 9,148
    07-08-2015, 12:26 AM Go to last post
  22. Question about Trane 20 ton dehum unit

    Started by mortatort, 07-07-2015 02:35 PM
    • Replies: 0
    • Views: 522
    07-07-2015, 02:35 PM Go to last post
  23. electric VAV

    Started by poptop22, 07-01-2015 09:51 AM
    • Replies: 3
    • Views: 894
    07-07-2015, 09:23 AM Go to last post
  24. TRANE Mini split (Error code 6) Help!

    Started by Junior1983, 07-04-2015 12:26 AM
    • Replies: 5
    • Views: 15,016
    07-06-2015, 11:13 PM Go to last post
  25. So I went ona call

    Started by lytning, 07-05-2015 03:37 PM
    • Replies: 8
    • Views: 1,857
    07-06-2015, 08:52 PM Go to last post
  26. Artificial Intelligence opinion

    Started by mccann, 06-28-2015 06:13 PM
    • Replies: 11
    • Views: 1,293
    07-06-2015, 11:26 AM Go to last post
  27. Liebert split...weird symptoms - need advice

    Started by slick101, 06-28-2015 10:09 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,008
    07-02-2015, 07:26 PM Go to last post
  28. Old Tran Condensing Unit

    Started by nick5909, 07-02-2015 02:05 PM
    • Replies: 1
    • Views: 572
    07-02-2015, 02:45 PM Go to last post
    • Replies: 4
    • Views: 1,218
    07-02-2015, 11:41 AM Go to last post
  29. York Simplicity

    Started by corny, 06-26-2015 04:12 AM
    • Replies: 9
    • Views: 2,938
    07-01-2015, 11:23 PM Go to last post
  30. Package units Superheat/Subcooling readings

    Started by Junior1983, 06-26-2015 09:12 PM
    • Replies: 10
    • Views: 2,548
    07-01-2015, 08:53 PM Go to last post
  31. Walk in freezer defrost cycle question

    Started by Maven445, 11-28-2011 10:09 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 13,321
    07-01-2015, 11:49 AM Go to last post
  32. Trane GEHE Water source heat pump

    Started by NDserviceman, 06-18-2015 11:00 PM
    • Replies: 6
    • Views: 1,613
    07-01-2015, 10:01 AM Go to last post
    • Replies: 0
    • Views: 467
    07-01-2015, 09:48 AM Go to last post
  33. Piping Compressor oil lines

    Started by Push It, 06-26-2015 10:33 AM
    • Replies: 12
    • Views: 1,701
    06-30-2015, 09:12 PM Go to last post
  34. Trane CGAM chiller flow switch

    Started by texast, 09-25-2013 05:09 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 6,009
    06-30-2015, 08:30 AM Go to last post
  35. 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: 3,379
    06-30-2015, 06:10 AM Go to last post
  36. Confused Carrier 48TFD006 contactor issue.

    Started by GameWorkRepeat, 06-29-2015 11:48 AM
    • Replies: 2
    • Views: 730
    06-29-2015, 12:23 PM Go to last post
  37. emerson 5ex exv troubleshooting

    Started by hvac17011, 06-26-2015 09:31 PM
    • Replies: 2
    • Views: 811
    06-29-2015, 05:11 AM Go to last post
  38. 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: 3,983
    06-28-2015, 11:40 PM Go to last post
  39. 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: 16,351
    06-28-2015, 11:28 AM Go to last post
    • Replies: 1
    • Views: 1,158
    06-28-2015, 10:52 AM Go to last post
  40. Confused Trance 60 ton condenser

    Started by acrtech, 06-15-2015 05:56 PM
    • Replies: 7
    • Views: 1,428
    06-28-2015, 12:06 AM Go to last post
  41. Smardt Chiller Repair - Turbocor

    Started by manny238, 03-20-2013 03:21 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 7,597
    06-26-2015, 09:23 PM Go to last post
  42. Mammoth- FuSheng compressors

    Started by chi 597, 06-22-2015 01:09 PM
    • Replies: 1
    • Views: 818
    06-26-2015, 09:15 PM Go to last post
  43. Yaskawa over 60 hz

    Started by smsmechanical, 06-24-2015 08:27 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,188
    06-26-2015, 02:57 PM Go to last post

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