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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: 11,050
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

    • Replies: 2
    • Views: 415
    07-10-2017, 11:40 AM Go to last post
  2. EPR valves and compressor cooling

    Started by skidoo850, 07-09-2017 03:18 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 698
    07-10-2017, 09:54 AM Go to last post
  3. 134a walk in concerns

    Started by Hvacnorth, 07-07-2017 12:34 PM
    • Replies: 10
    • Views: 557
    07-10-2017, 09:31 AM Go to last post
  4. Working on a BARD Wall pack

    Started by AC-Noob, 07-06-2017 03:34 PM
    • Replies: 9
    • Views: 692
    07-10-2017, 02:06 AM Go to last post
  5. Mo99 and trane scrolls

    Started by james mo, 07-09-2017 03:15 PM
    • Replies: 8
    • Views: 625
    07-09-2017, 09:47 PM Go to last post
  6. Truck Stock or Consumables?

    Started by Mr.Man, 09-09-2016 08:00 PM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 5,063
    07-09-2017, 08:14 AM Go to last post
  7. Re zoning and recommendations

    Started by shippa, 06-19-2017 02:14 PM
    • Replies: 10
    • Views: 756
    07-09-2017, 03:31 AM Go to last post
  8. The Double Flare

    Started by BBeerme, 04-21-2016 09:22 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 78
    • Views: 9,785
    07-08-2017, 11:36 PM Go to last post
  9. Fieldpiece heated diode or infrared leak detector?

    Started by coltknipstein, 07-07-2017 03:20 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 875
    07-08-2017, 04:59 PM Go to last post
  10. Oil port ?

    Started by BBeerme, 07-06-2017 12:59 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 1,318
    07-08-2017, 02:03 PM Go to last post
  11. alltemp R-22 Alternate Refrigerant

    Started by eljr, 11-05-2016 05:10 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,057
    07-07-2017, 08:26 PM Go to last post
  12. Metasys Version 7 - Trends

    Started by JoeMiraglia, 07-07-2017 11:06 AM
    • Replies: 1
    • Views: 228
    07-07-2017, 02:30 PM Go to last post
  13. Dunham-Bush Chiller Guys Oil Filter Questions

    Started by Answer-Man, 07-06-2017 10:36 PM
    • Replies: 0
    • Views: 283
    07-06-2017, 10:36 PM Go to last post
  14. Confused Carrier i-Vu

    Started by rugbyhome, 07-06-2017 04:00 PM
    • Replies: 1
    • Views: 272
    07-06-2017, 05:14 PM Go to last post
  15. McQuay RPS090CSA service manual needed

    Started by cals8, 07-05-2017 07:54 PM
    • Replies: 1
    • Views: 234
    07-05-2017, 09:46 PM Go to last post
  16. COMMERCIAL MAINTENANCE, WHAT DO YOU CHECK?

    Started by 6Ksuperheat, 07-03-2017 06:30 AM
    • Replies: 10
    • Views: 711
    07-05-2017, 01:09 PM Go to last post
  17. TRANE CRHR400 Oil return issues

    Started by kphillips, 06-29-2017 03:45 PM
    • Replies: 6
    • Views: 526
    07-05-2017, 07:20 AM Go to last post
  18. Mini Splits in a commerical kitchen

    Started by username1, 04-24-2017 11:00 PM
    • Replies: 10
    • Views: 1,408
    07-05-2017, 01:35 AM Go to last post
  19. Emerson?

    Started by Answer-Man, 07-03-2017 11:42 AM
    • Replies: 4
    • Views: 442
    07-04-2017, 03:42 PM Go to last post
  20. Need seven day time clock

    Started by BBeerme, 06-29-2017 09:17 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 1,993
    07-04-2017, 11:32 AM Go to last post
  21. 38AQ012500

    Started by bsc, 07-03-2017 04:20 PM
    • Replies: 5
    • Views: 313
    07-03-2017, 08:21 PM Go to last post
  22. Secondary Pump

    Started by Rajiv, 06-15-2017 01:03 AM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 1,428
    07-03-2017, 08:32 AM Go to last post
  23. Adding dehumidification to 40 ton package unit

    Started by licensed to chill, 06-01-2017 10:29 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 1,825
    07-03-2017, 08:31 AM Go to last post
  24. Florida Heat Pump electric problem

    Started by uke, 06-25-2017 09:14 PM
    • Replies: 3
    • Views: 484
    07-02-2017, 01:10 PM Go to last post
  25. Old Trane unit Capacity identification

    Started by jonasboll, 06-30-2017 10:30 AM
    • Replies: 10
    • Views: 503
    07-02-2017, 06:56 AM Go to last post
  26. Ac unit question?

    Started by drage93, 06-15-2017 12:35 AM
    • Replies: 9
    • Views: 832
    07-01-2017, 12:45 AM Go to last post
  27. McQuay BACnet/Microtech II MCB failure?

    Started by theilladelph, 05-05-2017 05:13 PM
    • Replies: 3
    • Views: 504
    06-30-2017, 01:26 PM Go to last post
  28. Fan cycling switch on flooded condenser?

    Started by nmt6789, 06-29-2017 09:50 AM
    • Replies: 7
    • Views: 477
    06-30-2017, 06:53 AM Go to last post
  29. Question Trane Outdoor Air Unit (CSAA030UAC00) Belt ?

    Started by shorty 6801, 06-29-2017 01:36 PM
    • Replies: 3
    • Views: 324
    06-29-2017, 10:43 PM Go to last post
  30. Which method for preheating OA for make-up air unit?

    Started by Matt78, 01-12-2016 07:14 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,526
    06-29-2017, 02:43 PM Go to last post
  31. Bid training class

    Started by Viepped, 06-15-2017 02:48 PM
    • Replies: 8
    • Views: 536
    06-29-2017, 02:09 PM Go to last post
  32. Air lock? (boiler system)

    Started by CDune, 06-28-2017 04:00 PM
    • Replies: 11
    • Views: 514
    06-29-2017, 11:36 AM Go to last post
  33. Question CLIENT WANT TO REUSE REFRIGERANT PIPES

    Started by elcube, 05-25-2017 09:26 AM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 2,631
    06-29-2017, 11:10 AM Go to last post
  34. Unhappy Oil pump

    Started by vinhihere, 06-22-2017 10:49 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 840
    06-29-2017, 11:02 AM Go to last post
  35. Static Pressure and Airflow

    Started by budman21901, 06-23-2017 10:38 PM
    • Replies: 7
    • Views: 573
    06-29-2017, 10:23 AM Go to last post
  36. Condenser fan motor

    Started by CDune, 06-19-2017 09:41 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 1,611
    06-29-2017, 07:48 AM Go to last post
  37. aquarium chiller

    Started by anthonyac1, 06-26-2017 10:14 PM
    • Replies: 2
    • Views: 388
    06-29-2017, 05:17 AM Go to last post
  38. Who knows York programming

    Started by Snapperhead, 06-21-2017 09:48 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 927
    06-28-2017, 11:30 PM Go to last post
  39. condenser fan blade

    Started by aikenite, 06-24-2017 07:11 AM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 1,266
    06-28-2017, 11:16 PM Go to last post
  40. Coil Repair

    Started by hands, 06-25-2017 10:00 PM
    • Replies: 10
    • Views: 676
    06-28-2017, 11:12 PM Go to last post
  41. Isolated secondary transformer

    Started by hvac17011, 06-27-2017 08:01 PM
    • Replies: 5
    • Views: 334
    06-28-2017, 09:14 PM Go to last post
  42. How to Calculate Dynamic Pressure of Axial Fan ?

    Started by Rajiv, 06-27-2017 08:02 AM
    hvac
    • Replies: 8
    • Views: 429
    06-28-2017, 09:07 PM Go to last post
  43. The Almighty Tridium Jace!! PxView question

    Started by dhoyt, 06-27-2017 08:43 PM
    • Replies: 0
    • Views: 223
    06-27-2017, 08:43 PM Go to last post
  44. New to the engineered air brand anyone familiar

    Started by nolaspop, 06-26-2017 08:59 PM
    • Replies: 2
    • Views: 354
    06-27-2017, 05:37 AM Go to last post
  45. Compressor common pipe

    Started by targetman, 06-25-2017 05:01 PM
    • Replies: 9
    • Views: 529
    06-26-2017, 06:51 AM Go to last post
    • Replies: 4
    • Views: 329
    06-25-2017, 09:08 PM Go to last post
  46. 240v vs 220v Single Phase?

    Started by alliedtech12887, 06-24-2017 04:39 PM
    • Replies: 6
    • Views: 553
    06-25-2017, 12:48 PM Go to last post
  47. Condenser and Coil Delta T

    Started by Shane Carruth, 06-18-2017 03:21 PM
    • Replies: 9
    • Views: 628
    06-24-2017, 04:00 PM Go to last post
  48. Carrier 30gxn chiller question

    Started by Km1, 06-22-2017 05:47 PM
    • Replies: 3
    • Views: 358
    06-24-2017, 03:49 AM Go to last post
  49. Charging 404a as vapor

    Started by C4Trousers, 06-22-2017 11:20 PM
    • Replies: 3
    • Views: 496
    06-23-2017, 08:05 AM Go to last post

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