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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: 9,347
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. RTAA EXV

    Started by JWOO, 05-29-2014 09:41 AM
    • Replies: 11
    • Views: 1,394
    06-04-2014, 04:30 PM Go to last post
  3. Lennox IAQ/Temp sensor for Prodigy

    Started by Arden, 06-03-2014 08:14 PM
    • Replies: 1
    • Views: 560
    06-04-2014, 09:35 AM Go to last post
  4. Lennox prodigy board

    Started by Arden, 06-03-2014 08:06 PM
    • Replies: 3
    • Views: 671
    06-04-2014, 09:23 AM Go to last post
  5. Keaser Dryer

    Started by mbharris05, 06-02-2014 07:48 PM
    • Replies: 2
    • Views: 760
    06-03-2014, 12:20 PM Go to last post
  6. Help me Find Nuts with Clips

    Started by kwaichang, 06-02-2014 08:23 AM
    • Replies: 10
    • Views: 1,214
    06-03-2014, 06:17 AM Go to last post
  7. Liebert LP amd HPCO's - looking for your input here

    Started by mixsit, 05-30-2014 08:29 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,864
    06-03-2014, 05:12 AM Go to last post
  8. New Tool I added to my arsenal

    Started by HvacJaystl, 04-29-2014 06:00 PM
    4 Pages
    1 2 3 4
    • Replies: 42
    • Views: 4,336
    06-02-2014, 10:49 PM Go to last post
  9. Sanyo Multi Flexi

    Started by n-e-w Jerz!, 05-31-2014 08:13 PM
    • Replies: 0
    • Views: 439
    05-31-2014, 08:13 PM Go to last post
  10. Lennox LGH180 Staged Cooling Issue

    Started by Apprenticanic, 05-27-2014 08:47 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,825
    05-31-2014, 05:22 PM Go to last post
  11. sanyo unit compressor

    Started by hvac17011, 05-30-2014 10:44 PM
    • Replies: 4
    • Views: 891
    05-31-2014, 12:14 PM Go to last post
  12. Micro_Channel_coils and the proper TXV

    Started by toptech, 05-29-2014 10:04 PM
    • Replies: 2
    • Views: 586
    05-30-2014, 06:42 PM Go to last post
  13. trane roof top package units

    Started by luxx, 05-28-2014 09:55 PM
    • Replies: 4
    • Views: 871
    05-30-2014, 06:37 PM Go to last post
  14. Rtu and digicools.

    Started by 11crv, 05-29-2014 08:34 PM
    • Replies: 7
    • Views: 1,150
    05-30-2014, 12:46 PM Go to last post
  15. Need help from Pro* member

    Started by BBeerme, 05-18-2014 03:59 PM
    • Replies: 5
    • Views: 1,211
    05-29-2014, 10:33 PM Go to last post
  16. replacing trane blower bearings

    Started by aftech, 05-28-2014 10:22 PM
    • Replies: 5
    • Views: 897
    05-29-2014, 06:33 PM Go to last post
  17. Evaporator height and subcooling

    Started by mjohnson2981, 05-26-2014 01:27 PM
    • Replies: 3
    • Views: 752
    05-29-2014, 10:40 AM Go to last post
  18. Manifold Flare Fittings, 37 or 45 degree?

    Started by Dayton, 05-28-2014 07:09 PM
    • Replies: 5
    • Views: 1,396
    05-29-2014, 09:19 AM Go to last post
    • Replies: 0
    • Views: 464
    05-28-2014, 11:55 PM Go to last post
  19. Commercial Carrier Rooftop Electric Heat

    Started by corny, 02-02-2014 05:11 AM
    • Replies: 4
    • Views: 892
    05-28-2014, 10:47 PM Go to last post
  20. Quick pressure question

    Started by Loki, 05-28-2014 05:49 PM
    • Replies: 7
    • Views: 1,033
    05-28-2014, 10:40 PM Go to last post
  21. DVMS

    Started by jeremyr325, 05-28-2014 09:35 PM
    • Replies: 0
    • Views: 492
    05-28-2014, 09:35 PM Go to last post
  22. York RTU water leaks

    Started by n-e-w Jerz!, 05-28-2014 09:35 AM
    • Replies: 1
    • Views: 660
    05-28-2014, 10:50 AM Go to last post
  23. Chiller training

    Started by sloppyjoe1, 05-24-2014 12:07 AM
    • Replies: 7
    • Views: 1,145
    05-27-2014, 11:09 PM Go to last post
  24. Trane "E" compressors

    Started by valdelocc, 05-27-2014 06:46 PM
    • Replies: 3
    • Views: 911
    05-27-2014, 10:58 PM Go to last post
  25. Confused Mist Eliminators and Airflow Measurement

    Started by aurochs, 05-26-2014 09:16 PM
    • Replies: 8
    • Views: 2,206
    05-27-2014, 07:43 PM Go to last post
  26. Percival incubators

    Started by shipwreck, 05-26-2014 10:03 PM
    • Replies: 3
    • Views: 651
    05-27-2014, 01:01 AM Go to last post
    • Replies: 10
    • Views: 758
    05-26-2014, 11:39 AM Go to last post
  27. Happy Memorial Day!!

    Started by jayguy, 05-26-2014 11:16 AM
    • Replies: 0
    • Views: 442
    05-26-2014, 11:16 AM Go to last post
  28. any other Nest thermostat problem reported?

    Started by cfe, 05-23-2014 12:17 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,860
    05-26-2014, 08:08 AM Go to last post
  29. rooftop ahu's

    Started by captaincompressor, 05-24-2014 11:18 PM
    • Replies: 7
    • Views: 1,087
    05-25-2014, 09:13 AM Go to last post
  30. Duct Sizing (Length)

    Started by arandarichardv, 05-25-2014 02:15 AM
    • Replies: 1
    • Views: 1,353
    05-25-2014, 05:41 AM Go to last post
  31. mitsubishi ductless splits

    Started by andyboy, 05-19-2014 06:23 AM
    • Replies: 7
    • Views: 911
    05-25-2014, 12:33 AM Go to last post
  32. Self Employment

    Started by sloppyjoe1, 05-24-2014 12:19 AM
    • Replies: 9
    • Views: 1,652
    05-25-2014, 12:06 AM Go to last post
  33. Air flow question

    Started by DeltaTech, 05-20-2014 03:15 PM
    • Replies: 4
    • Views: 1,069
    05-24-2014, 09:15 PM Go to last post
  34. Testing a 600v compressor

    Started by Lennox Tech, 05-15-2014 10:19 AM
    • Replies: 10
    • Views: 1,337
    05-24-2014, 09:05 PM Go to last post
  35. PM check list

    Started by mccann, 05-15-2014 07:41 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 2,766
    05-24-2014, 08:54 PM Go to last post
  36. Mcquay Chiller low oil level alarm

    Started by Macktech, 05-20-2014 02:59 PM
    • Replies: 5
    • Views: 1,371
    05-24-2014, 07:58 PM Go to last post
  37. Trane RTU with power exhaust wiring

    Started by chr358, 05-24-2014 06:40 AM
    • Replies: 1
    • Views: 1,038
    05-24-2014, 09:05 AM Go to last post
    • Replies: 2
    • Views: 841
    05-23-2014, 07:51 PM Go to last post
  38. Ddc retofit

    Started by emtim, 05-23-2014 07:46 AM
    • Replies: 1
    • Views: 582
    05-23-2014, 07:48 AM Go to last post
  39. Retired

    Started by servicefitter, 05-20-2014 03:37 PM
    • Replies: 6
    • Views: 1,359
    05-22-2014, 08:40 PM Go to last post
  40. Lightbulb Exhaust Fan Schedule - Fan rpm vs motor rpm

    Started by someone1, 05-13-2014 02:06 PM
    • Replies: 2
    • Views: 753
    05-22-2014, 06:07 PM Go to last post
  41. 96 era Carrier 180 ton Flotronic Chiller

    Started by Want to Learn, 05-17-2014 03:08 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,584
    05-22-2014, 03:08 PM Go to last post
  42. Confused VAV min. max. CFM

    Started by Louie74, 05-21-2014 02:24 PM
    • Replies: 5
    • Views: 2,260
    05-22-2014, 11:51 AM Go to last post
  43. Carrier RTU parts list

    Started by fr420, 05-21-2014 11:04 PM
    • Replies: 1
    • Views: 1,150
    05-21-2014, 11:18 PM Go to last post
  44. York BBCB-FO36 Weight

    Started by DeltaT, 05-20-2014 10:27 PM
    • Replies: 5
    • Views: 1,151
    05-21-2014, 10:25 PM Go to last post
  45. Proper vaccum/Charge

    Started by lethal52, 04-03-2014 09:54 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,755
    05-21-2014, 09:32 PM Go to last post
  46. Intellipak/VAV question. . .?

    Started by HvacJaystl, 05-16-2014 07:11 PM
    • Replies: 1
    • Views: 593
    05-21-2014, 08:14 PM Go to last post
  47. Issue With Evacuation - Wont Go Below 1700 and Pressure Test OK??

    Started by Techman9, 05-17-2014 03:10 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,680
    05-20-2014, 08:56 PM Go to last post
  48. Need help with a Lennox l series 10 tin rtu

    Started by rob boggess, 05-18-2014 04:38 PM
    • Replies: 8
    • Views: 923
    05-20-2014, 08:43 PM Go to last post

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