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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: 8,460
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Soft Start or VFD for Trane RT

    Started by ChristopherN91, 10-31-2013 05:49 PM
    • Replies: 11
    • Views: 2,071
    11-02-2015, 12:52 PM Go to last post
  3. Confused Lennox L series

    Started by toolsrules, 10-20-2015 02:53 PM
    • Replies: 6
    • Views: 586
    10-31-2015, 11:41 PM Go to last post
    • Replies: 12
    • Views: 2,307
    10-31-2015, 10:53 AM Go to last post
    • Replies: 0
    • Views: 242
    10-30-2015, 07:02 PM Go to last post
    • Replies: 12
    • Views: 1,598
    10-30-2015, 11:55 AM Go to last post
  4. txv brazing techniques

    Started by mizzouhvac, 06-19-2011 08:56 AM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 13,466
    10-28-2015, 09:17 PM Go to last post
  5. Confused Trane RTAC chiller 170 tons alarm

    Started by jaime2, 10-27-2015 10:22 PM
    • Replies: 0
    • Views: 364
    10-27-2015, 10:22 PM Go to last post
  6. TR200 VFD troubleshooting

    Started by tim197304, 10-27-2015 02:51 PM
    • Replies: 1
    • Views: 330
    10-27-2015, 06:31 PM Go to last post
  7. hot gas bypass

    Started by B.C.Mech, 10-27-2015 12:02 AM
    • Replies: 11
    • Views: 682
    10-27-2015, 12:59 PM Go to last post
  8. Need a little help with a power flame burner

    Started by estea/c, 09-26-2013 08:15 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,984
    10-27-2015, 01:27 AM Go to last post
  9. 3 Phase unit wired backwards

    Started by k_wayne, 10-22-2015 11:27 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,233
    10-25-2015, 03:45 PM Go to last post
  10. ICE-Con burner setup software

    Started by LordHuey, 02-11-2013 01:54 PM
    • Replies: 10
    • Views: 1,937
    10-25-2015, 07:47 AM Go to last post
  11. Non condensed gas

    Started by chelo777, 10-20-2015 02:22 PM
    • Replies: 7
    • Views: 772
    10-24-2015, 05:49 PM Go to last post
  12. Trane rtaa300 problem

    Started by Balex, 06-13-2015 09:59 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,191
    10-23-2015, 11:55 PM Go to last post
  13. Residential to commercial

    Started by LzrdA/C103, 10-11-2015 12:27 AM
    • Replies: 9
    • Views: 1,044
    10-23-2015, 11:04 PM Go to last post
  14. I need to explain

    Started by Fan Curve, 10-20-2015 02:04 AM
    • Replies: 7
    • Views: 741
    10-23-2015, 07:07 PM Go to last post
  15. Odd Trane Problem

    Started by jim22, 02-11-2014 05:23 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,270
    10-22-2015, 05:27 PM Go to last post
  16. Pump switching

    Started by FREDIEFREON, 10-14-2015 02:51 PM
    • Replies: 6
    • Views: 582
    10-22-2015, 12:06 AM Go to last post
  17. As Built or Revised Wiring Diagrams

    Started by TeemsSteam, 10-19-2015 02:07 PM
    • Replies: 5
    • Views: 511
    10-21-2015, 11:45 AM Go to last post
  18. Looking for custom built 40ton air handler

    Started by ryankhouston, 10-21-2015 09:58 AM
    • Replies: 2
    • Views: 206
    10-21-2015, 11:09 AM Go to last post
  19. Mitsubishi t/stat compatability issue?

    Started by Mikeylikesit, 10-16-2015 02:33 PM
    • Replies: 8
    • Views: 487
    10-21-2015, 11:09 AM Go to last post
  20. Sanyo vrf

    Started by jutkhvac, 10-20-2015 11:18 AM
    • Replies: 2
    • Views: 310
    10-20-2015, 05:41 PM Go to last post
  21. duct smoke detectors

    Started by william s, 10-15-2015 03:00 PM
    • Replies: 2
    • Views: 437
    10-19-2015, 09:45 PM Go to last post
  22. Confused Heat pump working without water flow control?

    Started by moideen, 10-18-2015 01:11 AM
    • Replies: 6
    • Views: 538
    10-19-2015, 09:12 AM Go to last post
  23. Using a fuse to test pressure switches that have opened.

    Started by jweast64, 10-17-2015 05:11 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 1,223
    10-18-2015, 01:51 PM Go to last post
  24. York High duct-P #1 lock out alarm

    Started by drpsr99, 10-15-2015 10:23 AM
    • Replies: 2
    • Views: 316
    10-17-2015, 06:17 PM Go to last post
  25. help with micron gauge

    Started by rrobmac, 09-10-2015 08:42 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 3,161
    10-17-2015, 09:09 AM Go to last post
    • Replies: 7
    • Views: 609
    10-17-2015, 08:25 AM Go to last post
  26. To you lennox Gurus

    Started by Junior1983, 08-24-2015 03:09 PM
    • Replies: 3
    • Views: 924
    10-16-2015, 07:55 PM Go to last post
  27. P/m's

    Started by techreptdh, 10-16-2015 08:03 AM
    • Replies: 7
    • Views: 563
    10-16-2015, 03:53 PM Go to last post
  28. Mitsubishi M-Net protocol

    Started by techservices, 10-15-2015 07:34 AM
    • Replies: 1
    • Views: 410
    10-16-2015, 10:12 AM Go to last post
  29. Smile VFD, 3 phase, phase reactors and phase loss, OH MY!

    Started by DDCSD, 10-10-2015 01:57 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,622
    10-15-2015, 01:10 PM Go to last post
  30. H31. I passed the Exam!

    Started by precisecond, 10-12-2015 07:12 AM
    • Replies: 5
    • Views: 1,679
    10-15-2015, 12:18 PM Go to last post
  31. Question??

    Started by MisterFixer, 11-23-2014 02:32 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 4,610
    10-15-2015, 11:16 AM Go to last post
  32. Geothermal Never working

    Started by rvandervelden, 10-13-2015 10:16 PM
    • Replies: 7
    • Views: 480
    10-14-2015, 11:02 PM Go to last post
  33. Reliatel replacement ignition module

    Started by wvuboarder, 12-04-2011 11:47 AM
    • Replies: 11
    • Views: 1,500
    10-14-2015, 06:59 PM Go to last post
  34. Loss of flow alarms on new trane chiller!?!?

    Started by Wes G., 08-23-2012 11:23 PM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 12,979
    10-14-2015, 05:01 PM Go to last post
  35. Bacharach fyrite

    Started by spymoocow, 10-13-2015 02:15 PM
    • Replies: 1
    • Views: 352
    10-13-2015, 04:47 PM Go to last post
  36. R-22 bottle bummer

    Started by gazoo, 10-12-2015 08:57 PM
    • Replies: 12
    • Views: 2,117
    10-13-2015, 03:17 PM Go to last post
  37. High head. Overcharge.

    Started by GenesisRefrig, 08-03-2015 10:08 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,200
    10-13-2015, 09:32 AM Go to last post
  38. Sorry ahead of time if I am an A-hole but:

    Started by acjourneyman, 10-10-2015 03:49 PM
    • Replies: 10
    • Views: 1,268
    10-12-2015, 11:47 AM Go to last post
  39. Hmm Heavy Vibration

    Started by Fan Curve, 09-29-2015 03:36 AM
    • Replies: 10
    • Views: 1,339
    10-12-2015, 10:46 AM Go to last post
  40. Tape for filters

    Started by DDCSD, 09-29-2015 12:20 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,605
    10-11-2015, 02:51 PM Go to last post
  41. Equipment Sizing in very hot and humid climate

    Started by moe tech, 10-01-2015 02:49 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,678
    10-10-2015, 06:10 PM Go to last post
    • Replies: 0
    • Views: 529
    10-10-2015, 03:12 PM Go to last post
  42. Getting in to boilers

    Started by GrizzlyB, 09-28-2015 12:49 PM
    • Replies: 2
    • Views: 907
    10-10-2015, 12:45 PM Go to last post
  43. Pigeons

    Started by Drunkgoat, 10-04-2015 07:19 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,455
    10-10-2015, 11:46 AM Go to last post
  44. Confused Wiring help for Goodman RTU

    Started by MrTech2u, 10-04-2015 05:45 PM
    • Replies: 4
    • Views: 869
    10-09-2015, 11:26 PM Go to last post
  45. Lifebreath HRV

    Started by Iceman_pdx, 10-09-2015 10:15 PM
    • Replies: 0
    • Views: 568
    10-09-2015, 10:15 PM Go to last post
  46. Flat rate systems

    Started by btuexpert, 09-30-2015 01:50 PM
    • Replies: 3
    • Views: 999
    10-08-2015, 11:59 PM Go to last post

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