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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: 16,723
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Who does restaurant HVAC/R

    Started by On The Path, 07-06-2020 10:14 AM
    • Replies: 10
    • Views: 423
    Today, 08:01 PM Go to last post
  3. Copeland compressor VFD issue

    Started by ga1279, 07-09-2020 05:33 PM
    • Replies: 2
    • Views: 123
    Today, 07:51 PM Go to last post
  4. Carrier rooftop charging issues

    Started by HyperFusionHVAC, Today 10:41 AM
    • Replies: 4
    • Views: 104
    Today, 01:24 PM Go to last post
    • Replies: 0
    • Views: 57
    Today, 12:38 PM Go to last post
  5. Painting Unit a warranty Issue?

    Started by NETWizz, 07-06-2020 03:39 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 514
    Today, 12:11 PM Go to last post
  6. 100% copper coil

    Started by vzenuh, Yesterday 09:40 PM
    • Replies: 4
    • Views: 191
    Today, 11:47 AM Go to last post
  7. Trane 4tvr unit need help

    Started by the wizard, Yesterday 11:05 PM
    • Replies: 0
    • Views: 134
    Yesterday, 11:05 PM Go to last post
  8. Understanding voltages

    Started by Noname81, 07-01-2020 06:02 PM
    • Replies: 7
    • Views: 648
    Yesterday, 08:26 PM Go to last post
  9. Clogged drain lines at Brewery

    Started by coolairman, Yesterday 12:35 PM
    • Replies: 6
    • Views: 150
    Yesterday, 06:24 PM Go to last post
  10. Switch stages?

    Started by Skillet, 07-09-2020 03:33 PM
    • Replies: 8
    • Views: 181
    Yesterday, 04:08 PM Go to last post
    • Replies: 4
    • Views: 191
    Yesterday, 01:00 PM Go to last post
  11. Question regarding pulley tension

    Started by jakes56, 06-16-2020 08:41 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 806
    Yesterday, 11:15 AM Go to last post
  12. Help w/ Cooling Tower Fan Start-Up

    Started by Logik, 01-29-2019 11:40 AM
    • Replies: 7
    • Views: 1,671
    07-09-2020, 12:33 PM Go to last post
  13. Killing COVID with hvac

    Started by 2sac, 06-11-2020 07:56 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,273
    07-08-2020, 03:05 PM Go to last post
  14. Can Someone explain "Critical Temperature"

    Started by On The Path, 07-07-2020 08:15 AM
    • Replies: 10
    • Views: 318
    07-07-2020, 07:41 PM Go to last post
  15. Not cooling- Gauges fluctuate slowly

    Started by wall8427, 06-08-2020 04:31 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 2,303
    07-05-2020, 02:50 AM Go to last post
  16. Fundamental banter

    Started by On The Path, 06-29-2020 06:26 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 779
    07-04-2020, 06:29 PM Go to last post
    • Replies: 12
    • Views: 596
    07-04-2020, 10:09 AM Go to last post
  17. Correcting Refrigerant Flow on a Heat Pump Chiller

    Started by BadDaddy420, 06-20-2020 02:29 PM
    5 Pages
    1 2 3 4 5
    • Replies: 60
    • Views: 2,030
    07-04-2020, 07:21 AM Go to last post
  18. Smile PTSA traced chemical water treatment

    Started by Joseph Tan, 06-26-2020 04:19 AM
    • Replies: 5
    • Views: 451
    07-01-2020, 11:24 PM Go to last post
  19. Mitshibishi mini MHK1 wireless stats- won't connect

    Started by dave1234, 08-04-2018 07:28 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 5,677
    06-30-2020, 07:48 PM Go to last post
  20. carrier Service manual

    Started by jmandtc, 06-27-2020 12:11 PM
    • Replies: 3
    • Views: 412
    06-30-2020, 05:42 AM Go to last post
    • Replies: 6
    • Views: 375
    06-28-2020, 06:49 PM Go to last post
  21. liskey aire vk20-4600

    Started by mrcool, 06-18-2020 04:36 PM
    • Replies: 3
    • Views: 379
    06-28-2020, 06:53 AM Go to last post
  22. Trane RTAC sensor binding issues

    Started by bperez408, 06-12-2020 01:31 PM
    • Replies: 10
    • Views: 691
    06-26-2020, 01:06 PM Go to last post
  23. TXV with variable speed compressor

    Started by ddkk0099, 06-25-2020 02:01 AM
    • Replies: 5
    • Views: 452
    06-25-2020, 10:13 AM Go to last post
  24. Trane TD-5 display

    Started by mesahvac, 03-30-2019 01:10 PM
    • Replies: 11
    • Views: 2,817
    06-23-2020, 03:51 PM Go to last post
  25. Boiler Service Techs

    Started by TeemsSteam, 09-16-2015 07:48 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 5,128
    06-22-2020, 06:24 PM Go to last post
  26. Control board mounting pins

    Started by Red850kid, 06-20-2020 12:40 PM
    • Replies: 5
    • Views: 429
    06-20-2020, 03:08 PM Go to last post
  27. Trane Voyager

    Started by Lddc, 06-18-2020 10:45 PM
    • Replies: 10
    • Views: 554
    06-20-2020, 10:20 AM Go to last post
  28. Question NEGATIVE PRESSURE ROOM

    Started by Zafar Khan, 06-18-2020 02:12 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 820
    06-20-2020, 09:01 AM Go to last post
  29. Trane Voyager - TXV Kit Part #

    Started by FrostGiant, 06-19-2020 04:56 AM
    • Replies: 5
    • Views: 396
    06-19-2020, 09:58 AM Go to last post
  30. Unhappy Wet digital gauges- Broken?

    Started by LordoftheFreon, 06-12-2020 06:51 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,207
    06-17-2020, 11:57 AM Go to last post
  31. CARRIER 19 DK Centrifugal Error 64

    Started by jim_king, 06-15-2020 02:07 PM
    • Replies: 5
    • Views: 527
    06-15-2020, 03:53 PM Go to last post
  32. Lieberts float

    Started by uffdanow00, 06-02-2020 01:42 AM
    • Replies: 12
    • Views: 963
    06-14-2020, 03:07 PM Go to last post
  33. Drop-in replacement

    Started by Red850kid, 06-11-2020 10:51 AM
    • Replies: 12
    • Views: 756
    06-13-2020, 04:02 PM Go to last post
  34. Carrier reheat

    Started by hvactechwetbar, 06-12-2020 01:05 PM
    • Replies: 6
    • Views: 570
    06-13-2020, 01:56 PM Go to last post
  35. Polycold

    Started by jimp, 06-11-2020 09:21 PM
    • Replies: 0
    • Views: 467
    06-11-2020, 09:21 PM Go to last post
  36. York D1SS240G40017HPB

    Started by jmiles, 02-20-2013 05:35 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 8,229
    06-11-2020, 11:54 AM Go to last post
  37. Help sizing Trane drive motor

    Started by szootman, 06-10-2020 12:30 PM
    • Replies: 5
    • Views: 626
    06-11-2020, 10:24 AM Go to last post

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