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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: 17,395
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Got Knocked on my butt today. UPDATE: Non Contact Voltage Detector

    Started by newoldtech, 07-31-2020 06:45 PM
    10 Pages
    1 2 3 4 5 6 ... 10
    • Replies: 182
    • Views: 7,108
    Today, 07:51 PM Go to last post
  3. Tube delays..

    Started by mixsit, Yesterday 04:23 PM
    • Replies: 6
    • Views: 284
    Today, 11:10 AM Go to last post
  4. Exclamation brand new - liquid and suction lines start above 600 psi

    Started by Comfortgranted, 08-17-2020 01:59 PM
    2 Pages
    1 2
    • Replies: 30
    • Views: 1,661
    Yesterday, 08:47 PM Go to last post
  5. Package unit isolation springs

    Started by HE>I, 09-18-2020 09:49 AM
    • Replies: 12
    • Views: 308
    09-19-2020, 01:25 PM Go to last post
  6. Cng vehicles

    Started by Matt Woodbridge, 09-15-2020 08:11 PM
    • Replies: 5
    • Views: 314
    09-19-2020, 11:48 AM Go to last post
  7. Anemometer suggestions

    Started by jackrussell, 09-19-2020 09:30 AM
    • Replies: 0
    • Views: 204
    09-19-2020, 09:30 AM Go to last post
  8. 4 zone carrier cassette system

    Started by shawn.1331, 09-14-2020 03:52 PM
    • Replies: 9
    • Views: 402
    09-19-2020, 09:00 AM Go to last post
  9. Micro channel leak

    Started by actech2, 08-15-2020 03:14 PM
    • Replies: 11
    • Views: 959
    09-19-2020, 08:55 AM Go to last post
  10. heater sizing

    Started by packratt, 09-17-2020 10:05 AM
    • Replies: 4
    • Views: 303
    09-18-2020, 08:46 PM Go to last post
  11. Cylon bms controllers

    Started by Crxgaz, 09-17-2020 02:37 PM
    • Replies: 1
    • Views: 158
    09-18-2020, 09:27 AM Go to last post
  12. Current switch confusion

    Started by JTLB, 09-16-2020 05:37 PM
    • Replies: 12
    • Views: 537
    09-18-2020, 09:19 AM Go to last post
  13. Trane TU software

    Started by phbua392, 02-27-2017 09:20 AM
    • Replies: 17
    • Views: 3,760
    09-16-2020, 02:12 PM Go to last post
  14. R410-A Pressurization

    Started by servicewiz10, 09-13-2020 07:07 PM
    3 Pages
    1 2 3
    • Replies: 43
    • Views: 994
    09-16-2020, 10:36 AM Go to last post
  15. Damn powerflame burner

    Started by Matt Woodbridge, 09-08-2020 09:43 PM
    2 Pages
    1 2
    • Replies: 28
    • Views: 955
    09-16-2020, 09:39 AM Go to last post
  16. R410-A Pressurization/ R-410-A Flare nuts

    Started by servicewiz10, 09-14-2020 08:16 PM
    • Replies: 11
    • Views: 386
    09-15-2020, 09:24 PM Go to last post
  17. HEAT LOAD OF AVANTCO COOLER

    Started by splus, 09-15-2020 05:23 PM
    • Replies: 0
    • Views: 169
    09-15-2020, 05:23 PM Go to last post
  18. Temp sensors fail on York chillers

    Started by mccann, 04-16-2015 11:03 PM
    • Replies: 8
    • Views: 4,652
    09-15-2020, 09:05 AM Go to last post
  19. Carrier 2-stage heat pump operation

    Started by 826, 09-12-2020 06:33 PM
    • Replies: 3
    • Views: 334
    09-13-2020, 07:44 PM Go to last post
    • Replies: 12
    • Views: 685
    09-12-2020, 06:09 PM Go to last post
  20. Stop asking fellow techs to wear N95s?

    Started by Aitch Vak Rook, 05-06-2020 02:07 AM
    3 Pages
    1 2 3
    • Replies: 57
    • Views: 3,530
    09-12-2020, 03:01 PM Go to last post
  21. Best repair of h-10

    Started by cg2, 08-28-2020 09:15 AM
    bacharach h10 leak
    • Replies: 13
    • Views: 789
    09-12-2020, 02:57 PM Go to last post
  22. VFD Speed with Two Pressure Sensors

    Started by steve3871m, 09-11-2020 01:45 PM
    • Replies: 3
    • Views: 414
    09-12-2020, 11:29 AM Go to last post
  23. compressor

    Started by nytech28, 09-11-2020 07:09 PM
    • Replies: 8
    • Views: 468
    09-11-2020, 10:35 PM Go to last post
  24. Centrifugal chiller question.

    Started by jlunaCR, 01-22-2020 10:04 PM
    • Replies: 9
    • Views: 1,199
    09-10-2020, 09:52 PM Go to last post
  25. how much thread tape!

    Started by freonbreather, 08-14-2020 11:14 PM
    4 Pages
    1 2 3 4
    • Replies: 65
    • Views: 2,574
    09-10-2020, 06:19 PM Go to last post
  26. did Carrier do away with c.l.o. boards?

    Started by Matt Woodbridge, 09-09-2020 01:16 AM
    • Replies: 6
    • Views: 429
    09-09-2020, 11:03 AM Go to last post
  27. Multiple welded contactors

    Started by knkreb, 09-04-2020 09:01 AM
    • Replies: 17
    • Views: 753
    09-08-2020, 10:38 AM Go to last post
  28. New 5ton trane odyssey - coil defect?

    Started by JTLB, 08-22-2020 12:28 PM
    • Replies: 9
    • Views: 1,066
    09-07-2020, 07:53 PM Go to last post
  29. Service port size on larger units

    Started by Matt Woodbridge, 09-07-2020 02:49 PM
    • Replies: 11
    • Views: 479
    09-07-2020, 05:11 PM Go to last post
  30. Info about CAREL BOSS

    Started by ecopc1, 09-07-2020 04:14 PM
    • Replies: 0
    • Views: 339
    09-07-2020, 04:14 PM Go to last post
  31. Killing COVID with hvac

    Started by 2sac, 06-11-2020 07:56 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,688
    09-06-2020, 01:26 PM Go to last post
  32. Bitzer Compressor - Low oil pressure alarm.

    Started by jlunaCR, 12-09-2019 09:45 PM
    • Replies: 16
    • Views: 2,056
    09-02-2020, 04:13 PM Go to last post
  33. What is wrong with this RTU unit?

    Started by jakes56, 08-10-2020 11:28 AM
    • Replies: 17
    • Views: 1,608
    08-29-2020, 06:55 AM Go to last post
  34. Rebuilt compressor

    Started by mrcool, 08-26-2020 06:07 PM
    • Replies: 8
    • Views: 844
    08-29-2020, 03:11 AM Go to last post
  35. Old Hill rack retrofit

    Started by mrcool, 08-27-2020 07:40 PM
    • Replies: 11
    • Views: 776
    08-29-2020, 12:04 AM Go to last post
  36. Gas dishwasher won’t light.

    Started by bryce.moses94, 08-28-2020 08:48 AM
    • Replies: 3
    • Views: 435
    08-28-2020, 02:13 PM Go to last post
  37. Daikin mhp faults

    Started by cg2, 08-28-2020 09:21 AM
    • Replies: 1
    • Views: 333
    08-28-2020, 10:01 AM Go to last post
  38. I'm missing something really obvious and stupid. High pressure cut-off

    Started by MAC702, 08-21-2020 05:43 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,261
    08-28-2020, 06:23 AM Go to last post
    • Replies: 20
    • Views: 1,374
    08-26-2020, 06:07 PM Go to last post
  39. Talking Belt Loss reading

    Started by steve3871m, 08-21-2020 02:31 PM
    • Replies: 19
    • Views: 1,069
    08-26-2020, 09:37 AM Go to last post

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