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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: 5,829
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Aaon digital compressor unloader

    Started by jebes, 04-09-2014 09:01 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,689
    04-11-2014, 07:55 AM Go to last post
  3. changing from R22 to 410A

    Started by The Juice, 04-04-2014 10:04 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,479
    04-10-2014, 10:15 PM Go to last post
  4. zephyr dehumidifier problem

    Started by rdantz, 02-28-2014 04:58 PM
    • Replies: 1
    • Views: 383
    04-10-2014, 02:58 PM Go to last post
  5. Power Exhaust

    Started by Haley0123, 04-01-2014 04:17 PM
    • Replies: 6
    • Views: 728
    04-10-2014, 02:33 PM Go to last post
  6. Confused PTAC Unit Install

    Started by justdan, 03-17-2014 02:40 AM
    • Replies: 6
    • Views: 949
    04-09-2014, 02:12 PM Go to last post
  7. Shipco condensate pump

    Started by dave sulz, 04-07-2014 06:30 PM
    • Replies: 3
    • Views: 414
    04-09-2014, 07:12 AM Go to last post
  8. 19xrv

    Started by GOG, 04-08-2014 09:13 PM
    • Replies: 1
    • Views: 400
    04-08-2014, 11:12 PM Go to last post
  9. Fedders Old Old Model CGE028A5A Heat/Cooling

    Started by nrowey, 11-25-2013 05:06 PM
    • Replies: 3
    • Views: 573
    04-08-2014, 01:10 PM Go to last post
  10. input and out put voltage of a transformer the same.

    Started by anthonyac1, 03-29-2014 12:22 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 2,531
    04-07-2014, 11:28 PM Go to last post
  11. Heatcraft evap coil

    Started by Alitakjack, 04-06-2014 11:35 PM
    • Replies: 4
    • Views: 649
    04-07-2014, 05:18 PM Go to last post
  12. what is causing txv to swing

    Started by hvac17011, 04-01-2014 08:06 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 3,196
    04-07-2014, 10:23 AM Go to last post
  13. California to Nashville

    Started by TEAMTRANE, 04-02-2014 11:01 PM
    • Replies: 11
    • Views: 836
    04-07-2014, 12:04 AM Go to last post
  14. draining a large hot water system in the summer.

    Started by dave sulz, 04-03-2014 07:25 PM
    • Replies: 7
    • Views: 660
    04-06-2014, 02:08 PM Go to last post
  15. Trane voyager running compressor without blower

    Started by vathicus, 04-05-2014 09:29 AM
    • Replies: 1
    • Views: 445
    04-05-2014, 09:59 AM Go to last post
  16. Charging with motor master

    Started by High Seer, 04-01-2014 09:32 PM
    • Replies: 4
    • Views: 532
    04-05-2014, 09:28 AM Go to last post
  17. Carrier 06Ds - 'Total Line vs their Reman'?

    Started by mixsit, 04-03-2014 03:07 PM
    • Replies: 4
    • Views: 480
    04-05-2014, 07:37 AM Go to last post
    • Replies: 2
    • Views: 451
    04-05-2014, 07:26 AM Go to last post
  18. LG VRF system

    Started by abcets, 04-02-2014 08:35 AM
    • Replies: 8
    • Views: 694
    04-05-2014, 02:02 AM Go to last post
  19. aaeon 40 ton rtu

    Started by dave sulz, 03-29-2014 06:15 PM
    • Replies: 9
    • Views: 757
    04-04-2014, 09:42 PM Go to last post
  20. Lennox L Series Condensor Replacement

    Started by coolerik, 04-02-2014 07:45 PM
    • Replies: 10
    • Views: 573
    04-02-2014, 11:37 PM Go to last post
    • Replies: 4
    • Views: 420
    04-02-2014, 11:22 PM Go to last post
  21. piping of 2 hot water tanks

    Started by The Juice, 03-31-2014 10:19 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,295
    04-01-2014, 06:38 AM Go to last post
  22. Frank Lloyd Wright

    Started by Jeff Handley, 03-29-2014 08:35 PM
    • Replies: 2
    • Views: 413
    03-31-2014, 08:30 AM Go to last post
  23. VFD info

    Started by timtanguay, 03-29-2014 08:45 PM
    • Replies: 7
    • Views: 790
    03-31-2014, 02:14 AM Go to last post
  24. Hoshizaki Ice Machine

    Started by Purcell1, 03-29-2014 03:25 PM
    • Replies: 5
    • Views: 660
    03-30-2014, 10:34 AM Go to last post
  25. Maryland Master Exam Prep

    Started by hvamanjc1455, 03-29-2014 09:47 PM
    • Replies: 2
    • Views: 546
    03-29-2014, 11:30 PM Go to last post
  26. Confused Trane 20 ton voyager ll

    Started by Ri-charge, 03-21-2014 01:28 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,037
    03-29-2014, 08:36 AM Go to last post
  27. semi hermetic

    Started by njtinman, 03-27-2014 09:15 PM
    • Replies: 7
    • Views: 620
    03-28-2014, 05:56 PM Go to last post
  28. carrier 5 ton

    Started by phaseonemax, 03-28-2014 02:03 PM
    • Replies: 5
    • Views: 537
    03-28-2014, 05:49 PM Go to last post
  29. refrigerant piping question

    Started by Jason Grossman, 03-26-2014 05:47 PM
    • Replies: 7
    • Views: 1,276
    03-27-2014, 04:08 PM Go to last post
  30. Through wall spiral duct

    Started by Dehno, 02-17-2014 12:31 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,109
    03-26-2014, 10:52 PM Go to last post
  31. Hotel laundry room

    Started by air flow, 03-26-2014 09:46 PM
    • Replies: 0
    • Views: 420
    03-26-2014, 09:46 PM Go to last post
  32. liebert rep

    Started by energy mech, 02-11-2014 04:27 PM
    5 Pages
    1 2 3 4 5
    • Replies: 61
    • Views: 6,034
    03-26-2014, 09:01 PM Go to last post
  33. HFC Retrofits: POE NOT so Indispensable

    Started by EMETH, 07-21-2013 01:01 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 5,377
    03-26-2014, 04:03 PM Go to last post
  34. Confused mcquay mps set-up questions

    Started by Aircooled81, 03-24-2014 01:43 AM
    • Replies: 3
    • Views: 553
    03-26-2014, 09:36 AM Go to last post
  35. PRODIGY

    Started by refrigeration johnny, 03-24-2014 08:11 PM
    • Replies: 4
    • Views: 642
    03-25-2014, 08:47 PM Go to last post
  36. Drain Pan Refinish

    Started by elamechanical, 03-25-2014 06:55 AM
    • Replies: 2
    • Views: 540
    03-25-2014, 07:37 PM Go to last post
  37. Just line temp.

    Started by the_4rs, 03-12-2014 11:36 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,431
    03-25-2014, 12:12 PM Go to last post
  38. Skymark Skypak's

    Started by cmajerus, 09-25-2013 01:09 PM
    • Replies: 7
    • Views: 1,982
    03-25-2014, 08:52 AM Go to last post
  39. ICE help, No temperature rise

    Started by breegle1313, 01-21-2013 10:38 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 4,923
    03-24-2014, 05:42 PM Go to last post
  40. trane rtu model# YCD240B3HAJB

    Started by tech master, 10-23-2012 01:24 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 5,254
    03-23-2014, 09:18 PM Go to last post
  41. Leak on HP

    Started by wildgato, 03-22-2014 03:20 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,312
    03-23-2014, 05:59 PM Go to last post
  42. 1992 Flotronic 30GB 045 code 68 problem

    Started by baronpilot, 07-11-2013 11:42 PM
    • Replies: 7
    • Views: 1,075
    03-23-2014, 01:42 PM Go to last post
  43. CCN service tool

    Started by techmigsca, 03-02-2014 08:46 PM
    • Replies: 4
    • Views: 816
    03-22-2014, 10:33 PM Go to last post
  44. trane ych120 backfiring badly

    Started by burto, 03-18-2014 08:37 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,177
    03-22-2014, 08:53 PM Go to last post
  45. anyone seen one of these?

    Started by jamesyarbrough, 03-22-2014 10:29 AM
    • Replies: 6
    • Views: 615
    03-22-2014, 07:20 PM Go to last post
  46. Anyone on Service Channel?

    Started by Grayline, 04-18-2013 11:39 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 2,909
    03-22-2014, 04:45 PM Go to last post
  47. Carrier 30RA chiller return water pressure

    Started by DeltaTech, 03-18-2014 06:05 PM
    • Replies: 9
    • Views: 734
    03-22-2014, 01:31 PM Go to last post
    • Replies: 1
    • Views: 403
    03-22-2014, 10:17 AM Go to last post
  48. unit ventilator

    Started by dave sulz, 03-21-2014 06:04 PM
    • Replies: 1
    • Views: 322
    03-21-2014, 08:50 PM Go to last post

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