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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: 6,349
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Engelhard/ICC Desiccant air conditioner help

    Started by Pete Mccarthy, 09-25-2013 03:43 PM
    • Replies: 2
    • Views: 524
    09-25-2013, 09:35 PM Go to last post
  3. Installing A Remote Condensing Unit Indoors????

    Started by RichO, 09-23-2013 05:22 PM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 3,064
    09-25-2013, 08:16 PM Go to last post
  4. Over sizing evaporator

    Started by hands, 08-26-2013 10:52 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,563
    09-25-2013, 12:30 PM Go to last post
  5. Cooling Tower Valve

    Started by Wirenut26, 09-25-2013 08:14 AM
    • Replies: 2
    • Views: 491
    09-25-2013, 11:03 AM Go to last post
  6. Hmm Metasys GPL problem

    Started by corwin401, 09-25-2013 07:07 AM
    • Replies: 0
    • Views: 348
    09-25-2013, 07:07 AM Go to last post
    • Replies: 3
    • Views: 538
    09-25-2013, 06:26 AM Go to last post
  7. Confused reversing valve tubes

    Started by fernandotb13, 09-21-2013 09:16 PM
    • Replies: 2
    • Views: 411
    09-25-2013, 01:34 AM Go to last post
  8. Water Source Heat Pump Heat Exchanger

    Started by anacdoctor, 09-20-2013 09:03 AM
    • Replies: 10
    • Views: 1,017
    09-24-2013, 03:39 PM Go to last post
  9. clogged evap coil???

    Started by RichO, 09-23-2013 09:04 PM
    • Replies: 11
    • Views: 970
    09-24-2013, 12:56 PM Go to last post
  10. Carrier humidimizer problems.

    Started by mikeacman, 09-22-2013 09:29 AM
    • Replies: 3
    • Views: 863
    09-23-2013, 08:42 PM Go to last post
    • Replies: 11
    • Views: 1,141
    09-23-2013, 01:44 AM Go to last post
  11. trane or danfoss compressor?

    Started by roofguy, 09-12-2013 10:07 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,405
    09-21-2013, 07:11 PM Go to last post
  12. EEV

    Started by hands, 09-08-2013 12:28 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,690
    09-21-2013, 05:47 PM Go to last post
  13. Hot gas bypass

    Started by marc5180, 09-18-2013 01:48 PM
    • Replies: 10
    • Views: 1,690
    09-20-2013, 09:41 PM Go to last post
  14. Best Way to thaw frozen evap coil

    Started by MPasley, 09-06-2013 10:02 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 5,506
    09-20-2013, 07:25 PM Go to last post
  15. Carrier flooded evaps?!

    Started by obieone, 09-19-2013 07:12 PM
    • Replies: 6
    • Views: 577
    09-20-2013, 06:53 PM Go to last post
  16. Green powder-like substance in drier?

    Started by Tranetek1974, 09-19-2013 07:36 PM
    • Replies: 2
    • Views: 458
    09-20-2013, 06:39 AM Go to last post
  17. york test procedure

    Started by aftech, 09-12-2013 10:25 PM
    • Replies: 2
    • Views: 555
    09-19-2013, 06:39 PM Go to last post
  18. phasing problem??

    Started by jason8711, 09-19-2013 11:33 AM
    • Replies: 10
    • Views: 910
    09-19-2013, 06:34 PM Go to last post
  19. Rheem RKKB-120 whistling

    Started by airredlands, 09-19-2013 06:31 PM
    • Replies: 0
    • Views: 414
    09-19-2013, 06:31 PM Go to last post
  20. thinking clogged filter drier

    Started by roymeyer, 09-12-2013 08:35 AM
    • Replies: 11
    • Views: 1,138
    09-19-2013, 09:16 AM Go to last post
  21. 48 year old Carrier with R-500

    Started by LemoineRef0608, 09-18-2013 08:53 PM
    • Replies: 4
    • Views: 629
    09-18-2013, 09:22 PM Go to last post
  22. Weil McLain LGB4 Steam Pressure Settings?

    Started by alliedtech12887, 09-09-2013 09:40 PM
    • Replies: 5
    • Views: 586
    09-18-2013, 06:32 PM Go to last post
  23. petra high pressure trip

    Started by anthonyac1, 09-10-2013 09:33 PM
    • Replies: 1
    • Views: 429
    09-18-2013, 06:27 PM Go to last post
  24. Carrier only blows 460 3 amp fuse when heating

    Started by bwd111, 09-16-2013 01:21 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,458
    09-18-2013, 12:55 PM Go to last post
  25. 410A freon

    Started by sardi, 09-17-2013 04:30 PM
    • Replies: 3
    • Views: 539
    09-18-2013, 10:03 AM Go to last post
  26. Confused King National Air Systems heaters

    Started by hvaccompowner, 08-01-2007 06:02 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 9,784
    09-18-2013, 05:50 AM Go to last post
  27. National King Air

    Started by corny, 09-16-2013 06:17 PM
    • Replies: 4
    • Views: 564
    09-18-2013, 12:45 AM Go to last post
  28. High discharge temp

    Started by trykonxlgold75, 08-30-2013 05:28 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,914
    09-17-2013, 11:17 PM Go to last post
  29. Help! Need keeprite KCRTA manual

    Started by vibration, 05-29-2007 08:32 PM
    • Replies: 3
    • Views: 4,363
    09-17-2013, 08:37 PM Go to last post
  30. Question Do VVT System Comply with the Latest ASHRAE 90.1?

    Started by qawsed, 09-17-2013 01:41 PM
    • Replies: 1
    • Views: 446
    09-17-2013, 02:06 PM Go to last post
  31. carrier rtu issues

    Started by northeastnewbie, 08-15-2013 06:14 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 3,969
    09-17-2013, 10:31 AM Go to last post
  32. chilled water coil cleaner

    Started by viceman, 04-28-2011 10:00 AM
    • Replies: 12
    • Views: 3,064
    09-16-2013, 09:58 PM Go to last post
  33. Voyager Belt Tension

    Started by BatleDoo, 09-16-2013 08:55 PM
    • Replies: 2
    • Views: 744
    09-16-2013, 09:47 PM Go to last post
  34. Open Air Case Compressor Running Loud

    Started by RichO, 09-16-2013 10:54 AM
    • Replies: 5
    • Views: 624
    09-16-2013, 03:12 PM Go to last post
  35. Airflow in Restaurant

    Started by hvacsolutions, 09-16-2013 10:07 AM
    • Replies: 7
    • Views: 528
    09-16-2013, 02:19 PM Go to last post
  36. Help. Trane drawings

    Started by Rc511997, 07-15-2013 01:46 PM
    • Replies: 1
    • Views: 668
    09-16-2013, 12:11 PM Go to last post
  37. Question Hot Shot Refrigerant

    Started by mantta, 09-14-2013 06:05 PM
    • Replies: 4
    • Views: 1,174
    09-15-2013, 03:50 PM Go to last post
  38. on call

    Started by northeastbeast, 08-02-2013 07:03 AM
    11 Pages
    1 2 3 4 5 6 ... 11
    • Replies: 134
    • Views: 15,770
    09-15-2013, 10:56 AM Go to last post
  39. Dual Duct + VFD

    Started by black_syphilis, 09-07-2013 05:00 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,160
    09-14-2013, 07:47 PM Go to last post
  40. Locker Room Ventilation

    Started by Mauisurf, 09-12-2013 05:31 PM
    • Replies: 3
    • Views: 2,741
    09-13-2013, 04:17 PM Go to last post
  41. Confused 90t intellipak eating scrolls for breakfast

    Started by Aircooled81, 07-25-2009 09:33 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,493
    09-13-2013, 10:10 AM Go to last post
  42. Oil logged evaporator

    Started by jasonsaunders72, 09-06-2013 09:59 AM
    • Replies: 12
    • Views: 1,980
    09-13-2013, 09:11 AM Go to last post
  43. Maintenance Checklist for YCAS

    Started by DNSTech01, 09-12-2013 06:16 PM
    • Replies: 2
    • Views: 430
    09-13-2013, 01:46 AM Go to last post
  44. Unloader slide Seals

    Started by refrepairman, 09-12-2013 10:06 PM
    • Replies: 0
    • Views: 383
    09-12-2013, 10:06 PM Go to last post
  45. Confused Danfoss scroll hrh032u7lp6

    Started by Gizzy57, 09-12-2013 12:42 PM
    • Replies: 3
    • Views: 444
    09-12-2013, 08:29 PM Go to last post
    • Replies: 6
    • Views: 700
    09-12-2013, 07:57 PM Go to last post
  46. Voyager vs Precedent

    Started by lmwiseman, 09-12-2013 06:39 PM
    • Replies: 3
    • Views: 535
    09-12-2013, 07:48 PM Go to last post
    • Replies: 6
    • Views: 769
    09-12-2013, 05:25 PM Go to last post
  47. pilot valve

    Started by kennethpaul1985, 09-10-2013 09:34 AM
    • Replies: 3
    • Views: 425
    09-11-2013, 08:57 AM Go to last post

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