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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: 8,526
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. TR200 VFD troubleshooting

    Started by tim197304, 10-27-2015 02:51 PM
    • Replies: 1
    • Views: 334
    10-27-2015, 06:31 PM Go to last post
  3. hot gas bypass

    Started by B.C.Mech, 10-27-2015 12:02 AM
    • Replies: 11
    • Views: 718
    10-27-2015, 12:59 PM Go to last post
  4. 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: 4,039
    10-27-2015, 01:27 AM Go to last post
  5. 3 Phase unit wired backwards

    Started by k_wayne, 10-22-2015 11:27 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,259
    10-25-2015, 03:45 PM Go to last post
  6. ICE-Con burner setup software

    Started by LordHuey, 02-11-2013 01:54 PM
    • Replies: 10
    • Views: 1,945
    10-25-2015, 07:47 AM Go to last post
  7. Non condensed gas

    Started by chelo777, 10-20-2015 02:22 PM
    • Replies: 7
    • Views: 795
    10-24-2015, 05:49 PM Go to last post
  8. Trane rtaa300 problem

    Started by Balex, 06-13-2015 09:59 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,224
    10-23-2015, 11:55 PM Go to last post
  9. Residential to commercial

    Started by LzrdA/C103, 10-11-2015 12:27 AM
    • Replies: 9
    • Views: 1,073
    10-23-2015, 11:04 PM Go to last post
  10. I need to explain

    Started by Fan Curve, 10-20-2015 02:04 AM
    • Replies: 7
    • Views: 756
    10-23-2015, 07:07 PM Go to last post
  11. Odd Trane Problem

    Started by jim22, 02-11-2014 05:23 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,360
    10-22-2015, 05:27 PM Go to last post
  12. Pump switching

    Started by FREDIEFREON, 10-14-2015 02:51 PM
    • Replies: 6
    • Views: 598
    10-22-2015, 12:06 AM Go to last post
  13. As Built or Revised Wiring Diagrams

    Started by TeemsSteam, 10-19-2015 02:07 PM
    • Replies: 5
    • Views: 535
    10-21-2015, 11:45 AM Go to last post
  14. Looking for custom built 40ton air handler

    Started by ryankhouston, 10-21-2015 09:58 AM
    • Replies: 2
    • Views: 213
    10-21-2015, 11:09 AM Go to last post
  15. Mitsubishi t/stat compatability issue?

    Started by Mikeylikesit, 10-16-2015 02:33 PM
    • Replies: 8
    • Views: 522
    10-21-2015, 11:09 AM Go to last post
  16. Sanyo vrf

    Started by jutkhvac, 10-20-2015 11:18 AM
    • Replies: 2
    • Views: 318
    10-20-2015, 05:41 PM Go to last post
  17. duct smoke detectors

    Started by william s, 10-15-2015 03:00 PM
    • Replies: 2
    • Views: 445
    10-19-2015, 09:45 PM Go to last post
  18. Confused Heat pump working without water flow control?

    Started by moideen, 10-18-2015 01:11 AM
    • Replies: 6
    • Views: 549
    10-19-2015, 09:12 AM Go to last post
  19. 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: 1,258
    10-18-2015, 01:51 PM Go to last post
  20. York High duct-P #1 lock out alarm

    Started by drpsr99, 10-15-2015 10:23 AM
    • Replies: 2
    • Views: 332
    10-17-2015, 06:17 PM Go to last post
  21. help with micron gauge

    Started by rrobmac, 09-10-2015 08:42 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 3,237
    10-17-2015, 09:09 AM Go to last post
    • Replies: 7
    • Views: 631
    10-17-2015, 08:25 AM Go to last post
  22. To you lennox Gurus

    Started by Junior1983, 08-24-2015 03:09 PM
    • Replies: 3
    • Views: 940
    10-16-2015, 07:55 PM Go to last post
  23. P/m's

    Started by techreptdh, 10-16-2015 08:03 AM
    • Replies: 7
    • Views: 578
    10-16-2015, 03:53 PM Go to last post
  24. Mitsubishi M-Net protocol

    Started by techservices, 10-15-2015 07:34 AM
    • Replies: 1
    • Views: 432
    10-16-2015, 10:12 AM Go to last post
  25. 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: 1,653
    10-15-2015, 01:10 PM Go to last post
  26. H31. I passed the Exam!

    Started by precisecond, 10-12-2015 07:12 AM
    • Replies: 5
    • Views: 1,689
    10-15-2015, 12:18 PM Go to last post
  27. Question??

    Started by MisterFixer, 11-23-2014 02:32 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 4,671
    10-15-2015, 11:16 AM Go to last post
  28. Geothermal Never working

    Started by rvandervelden, 10-13-2015 10:16 PM
    • Replies: 7
    • Views: 490
    10-14-2015, 11:02 PM Go to last post
  29. Reliatel replacement ignition module

    Started by wvuboarder, 12-04-2011 11:47 AM
    • Replies: 11
    • Views: 1,522
    10-14-2015, 06:59 PM Go to last post
  30. 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: 13,219
    10-14-2015, 05:01 PM Go to last post
  31. Bacharach fyrite

    Started by spymoocow, 10-13-2015 02:15 PM
    • Replies: 1
    • Views: 361
    10-13-2015, 04:47 PM Go to last post
  32. R-22 bottle bummer

    Started by gazoo, 10-12-2015 08:57 PM
    • Replies: 12
    • Views: 2,145
    10-13-2015, 03:17 PM Go to last post
  33. High head. Overcharge.

    Started by GenesisRefrig, 08-03-2015 10:08 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,264
    10-13-2015, 09:32 AM Go to last post
  34. Sorry ahead of time if I am an A-hole but:

    Started by acjourneyman, 10-10-2015 03:49 PM
    • Replies: 10
    • Views: 1,286
    10-12-2015, 11:47 AM Go to last post
  35. Hmm Heavy Vibration

    Started by Fan Curve, 09-29-2015 03:36 AM
    • Replies: 10
    • Views: 1,372
    10-12-2015, 10:46 AM Go to last post
  36. Tape for filters

    Started by DDCSD, 09-29-2015 12:20 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,649
    10-11-2015, 02:51 PM Go to last post
  37. 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: 1,710
    10-10-2015, 06:10 PM Go to last post
    • Replies: 0
    • Views: 540
    10-10-2015, 03:12 PM Go to last post
  38. Getting in to boilers

    Started by GrizzlyB, 09-28-2015 12:49 PM
    • Replies: 2
    • Views: 922
    10-10-2015, 12:45 PM Go to last post
  39. Pigeons

    Started by Drunkgoat, 10-04-2015 07:19 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,515
    10-10-2015, 11:46 AM Go to last post
  40. Confused Wiring help for Goodman RTU

    Started by MrTech2u, 10-04-2015 05:45 PM
    • Replies: 4
    • Views: 903
    10-09-2015, 11:26 PM Go to last post
  41. Lifebreath HRV

    Started by Iceman_pdx, 10-09-2015 10:15 PM
    • Replies: 0
    • Views: 576
    10-09-2015, 10:15 PM Go to last post
  42. Flat rate systems

    Started by btuexpert, 09-30-2015 01:50 PM
    • Replies: 3
    • Views: 1,032
    10-08-2015, 11:59 PM Go to last post
  43. licensing

    Started by jleone, 09-22-2015 09:02 AM
    • Replies: 3
    • Views: 1,101
    10-08-2015, 09:49 PM Go to last post
  44. Brazing with nitrogen

    Started by growlanser1611, 10-05-2015 11:00 PM
    • Replies: 5
    • Views: 956
    10-08-2015, 09:39 PM Go to last post
  45. Bryant RTU fan cycle in winter ?

    Started by Snapperhead, 10-06-2015 08:28 PM
    • Replies: 10
    • Views: 923
    10-08-2015, 09:36 PM Go to last post
  46. Mother of pearl now what!

    Started by toptech, 10-08-2015 05:01 PM
    • Replies: 4
    • Views: 780
    10-08-2015, 09:23 PM Go to last post
  47. Why won't this work?

    Started by DDCSD, 10-03-2015 12:35 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,310
    10-08-2015, 06:56 PM Go to last post
  48. Proper greasing of motor and pump bearings

    Started by alikair, 09-14-2014 03:36 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,868
    10-07-2015, 08:58 PM Go to last post
  49. sussman boiler

    Started by Parkeraustin, 10-07-2015 09:24 AM
    • Replies: 1
    • Views: 551
    10-07-2015, 08:06 PM Go to last post

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