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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: 9,076
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

    • Replies: 9
    • Views: 668
    07-22-2015, 10:11 PM Go to last post
  2. hot high presuure liquid line

    Started by rylaw3, 07-21-2015 09:42 AM
    • Replies: 9
    • Views: 1,107
    07-22-2015, 03:23 PM Go to last post
  3. York - DXS24 Compressor

    Started by HatInHand, 07-19-2015 10:52 AM
    • Replies: 4
    • Views: 593
    07-21-2015, 08:36 PM Go to last post
  4. Tonage

    Started by Rich Manley, 07-21-2015 01:48 PM
    • Replies: 3
    • Views: 418
    07-21-2015, 02:51 PM Go to last post
  5. Delta t ac mode

    Started by MPasley, 07-19-2015 06:24 PM
    • Replies: 2
    • Views: 488
    07-20-2015, 02:29 PM Go to last post
  6. High humidity issue

    Started by btglow94, 07-17-2015 11:32 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,625
    07-20-2015, 08:45 AM Go to last post
  7. what is the tonnage of this copeland 6RK2-3500-TSE.

    Started by cfe, 06-16-2015 09:02 PM
    • Replies: 10
    • Views: 1,323
    07-19-2015, 05:01 PM Go to last post
  8. Dry coolers

    Started by Temp_Drop, 07-19-2015 03:10 PM
    • Replies: 4
    • Views: 541
    07-19-2015, 04:26 PM Go to last post
  9. Marvair ComPac 3, missing label

    Started by CircusEnvy, 07-15-2015 08:11 PM
    • Replies: 3
    • Views: 685
    07-19-2015, 04:18 PM Go to last post
  10. 480v 3 ph to 240 single ph

    Started by tempdoc, 07-18-2015 11:04 PM
    • Replies: 3
    • Views: 614
    07-19-2015, 10:20 AM Go to last post
  11. mitsubishi citi multi help

    Started by licensed to chill, 07-16-2015 06:40 PM
    • Replies: 5
    • Views: 849
    07-18-2015, 09:36 AM Go to last post
  12. Carrier evap Coil Replacment time estimate

    Started by fixitguy, 07-17-2015 09:48 AM
    • Replies: 3
    • Views: 654
    07-18-2015, 12:37 AM Go to last post
  13. 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: 5,067
    07-17-2015, 07:05 PM Go to last post
  14. Lennox LGC150S4 Question

    Started by checkpoint, 07-16-2015 02:20 PM
    • Replies: 1
    • Views: 471
    07-17-2015, 12:47 AM Go to last post
    • Replies: 4
    • Views: 708
    07-16-2015, 10:19 PM Go to last post
  15. Condenser motor rotation problem 1 phase

    Started by cfe, 07-13-2015 11:19 AM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 2,156
    07-16-2015, 07:41 PM Go to last post
  16. Need help with voyager trane rooftops

    Started by derksquad, 03-18-2015 10:53 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,572
    07-16-2015, 01:57 PM Go to last post
  17. trane YCD048C4LCBE issues

    Started by Bald Menace, 07-14-2015 09:48 PM
    • Replies: 4
    • Views: 613
    07-15-2015, 08:06 PM Go to last post
    • Replies: 3
    • Views: 1,192
    07-15-2015, 03:32 PM Go to last post
  18. How get oil back to compressor

    Started by GBerry, 07-13-2015 08:46 PM
    • Replies: 7
    • Views: 933
    07-14-2015, 09:40 PM Go to last post
  19. Trane ECM Blower

    Started by Gamecocksc, 07-13-2015 01:16 PM
    • Replies: 3
    • Views: 614
    07-14-2015, 06:48 PM Go to last post
  20. Seimens PXC24

    Started by Angry Bald Man, 07-14-2015 12:40 PM
    • Replies: 0
    • Views: 323
    07-14-2015, 12:40 PM Go to last post
    • Replies: 4
    • Views: 920
    07-14-2015, 11:00 AM Go to last post
  21. bypassing expensive control boards on rtu's

    Started by burto, 07-10-2015 07:40 PM
    • Replies: 11
    • Views: 1,227
    07-14-2015, 10:08 AM Go to last post
  22. 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: 17,121
    07-14-2015, 09:28 AM Go to last post
    • Replies: 10
    • Views: 820
    07-13-2015, 03:02 PM Go to last post
  23. Shell Calculation

    Started by hvacdave1962, 07-13-2015 01:36 PM
    • Replies: 2
    • Views: 529
    07-13-2015, 01:48 PM Go to last post
    • Replies: 7
    • Views: 740
    07-13-2015, 12:39 PM Go to last post
  24. Mitsubishi Mini Split system PUY- A12NHA3

    Started by Schisler, 07-08-2015 04:59 PM
    • Replies: 5
    • Views: 833
    07-13-2015, 07:55 AM Go to last post
  25. YMGI

    Started by Rane69, 07-09-2015 08:37 AM
    • Replies: 2
    • Views: 519
    07-11-2015, 03:42 PM Go to last post
  26. How to check for proper ground?

    Started by Junior1983, 07-04-2015 06:21 PM
    • Replies: 10
    • Views: 1,581
    07-09-2015, 09:06 PM Go to last post
  27. Semi hermetic oil issue

    Started by len088, 07-07-2015 10:31 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,478
    07-09-2015, 06:05 PM Go to last post
  28. 3 port scroll compressor?

    Started by obieone, 06-27-2015 09:26 AM
    • Replies: 9
    • Views: 1,223
    07-09-2015, 07:45 AM Go to last post
  29. Hmm AC question

    Started by drage93, 07-07-2015 12:25 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,417
    07-09-2015, 04:25 AM Go to last post
  30. Return inside of Supply Plenum???

    Started by tranger03, 07-07-2015 07:54 PM
    • Replies: 9
    • Views: 1,321
    07-08-2015, 01:45 PM Go to last post
  31. service check list card

    Started by ryan79, 07-07-2015 09:45 PM
    • Replies: 6
    • Views: 854
    07-08-2015, 11:41 AM Go to last post
  32. R410A Normal Head pressure 100 degree Ambient temp?

    Started by Junior1983, 07-04-2015 02:23 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 4,162
    07-08-2015, 08:11 AM Go to last post
  33. Evacuation process?

    Started by Junior1983, 06-26-2015 08:47 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 81
    • Views: 6,472
    07-08-2015, 12:26 AM Go to last post
  34. Question about Trane 20 ton dehum unit

    Started by mortatort, 07-07-2015 02:35 PM
    • Replies: 0
    • Views: 427
    07-07-2015, 02:35 PM Go to last post
  35. electric VAV

    Started by poptop22, 07-01-2015 09:51 AM
    • Replies: 3
    • Views: 688
    07-07-2015, 09:23 AM Go to last post
  36. TRANE Mini split (Error code 6) Help!

    Started by Junior1983, 07-04-2015 12:26 AM
    • Replies: 5
    • Views: 5,801
    07-06-2015, 11:13 PM Go to last post
  37. So I went ona call

    Started by lytning, 07-05-2015 03:37 PM
    • Replies: 8
    • Views: 1,409
    07-06-2015, 08:52 PM Go to last post
  38. Artificial Intelligence opinion

    Started by mccann, 06-28-2015 06:13 PM
    • Replies: 11
    • Views: 974
    07-06-2015, 11:26 AM Go to last post
  39. Liebert split...weird symptoms - need advice

    Started by slick101, 06-28-2015 10:09 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,109
    07-02-2015, 07:26 PM Go to last post
  40. Old Tran Condensing Unit

    Started by nick5909, 07-02-2015 02:05 PM
    • Replies: 1
    • Views: 476
    07-02-2015, 02:45 PM Go to last post
    • Replies: 4
    • Views: 837
    07-02-2015, 11:41 AM Go to last post
  41. York Simplicity

    Started by corny, 06-26-2015 04:12 AM
    • Replies: 9
    • Views: 1,815
    07-01-2015, 11:23 PM Go to last post
  42. Package units Superheat/Subcooling readings

    Started by Junior1983, 06-26-2015 09:12 PM
    • Replies: 10
    • Views: 1,479
    07-01-2015, 08:53 PM Go to last post
  43. Walk in freezer defrost cycle question

    Started by Maven445, 11-28-2011 10:09 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 10,153
    07-01-2015, 11:49 AM Go to last post
  44. Trane GEHE Water source heat pump

    Started by NDserviceman, 06-18-2015 11:00 PM
    • Replies: 6
    • Views: 911
    07-01-2015, 10:01 AM Go to last post

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