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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: 10,763
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Charging with a hot gas bypass valve

    Started by NinjaTech, 05-26-2015 03:52 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,325
    05-27-2015, 06:32 AM Go to last post
  3. Opinions on cause of failure

    Started by marter, 05-19-2015 05:35 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,498
    05-26-2015, 09:51 PM Go to last post
  4. unloaders and and oil pressures????

    Started by Bwalk, 05-21-2015 12:56 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,158
    05-26-2015, 08:52 PM Go to last post
  5. Rtaa fan control

    Started by icy78, 05-21-2015 12:12 PM
    • Replies: 10
    • Views: 2,250
    05-26-2015, 11:27 AM Go to last post
  6. Copeland Scroll oil level

    Started by targetman, 05-25-2015 09:43 AM
    • Replies: 3
    • Views: 1,008
    05-26-2015, 06:26 AM Go to last post
  7. Working for Trane

    Started by dilysi_3, 05-25-2015 11:35 PM
    • Replies: 2
    • Views: 786
    05-25-2015, 11:59 PM Go to last post
  8. Liebert Computer Room HVAC Units, DS Model

    Started by Answer-Man, 05-19-2015 03:52 PM
    • Replies: 12
    • Views: 2,729
    05-25-2015, 08:52 PM Go to last post
  9. Trane CGWC conversion to 407C/A?

    Started by tcy612, 05-25-2015 09:18 AM
    • Replies: 1
    • Views: 784
    05-25-2015, 06:20 PM Go to last post
  10. Discharge temperature?

    Started by Jcourtney980, 05-21-2015 10:38 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 3,562
    05-25-2015, 07:38 AM Go to last post
  11. Goodman GSH10 seer charge info

    Started by gkettel, 05-22-2015 12:37 PM
    • Replies: 5
    • Views: 1,110
    05-23-2015, 02:59 PM Go to last post
  12. Trane multi zone split (heat recovery)

    Started by JakRabbit, 05-21-2015 12:04 AM
    • Replies: 3
    • Views: 817
    05-22-2015, 09:02 PM Go to last post
  13. Where to look next?

    Started by tanman05, 05-21-2015 08:33 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,126
    05-22-2015, 07:39 AM Go to last post
  14. Confused POE oil in replacement compessors

    Started by frigeboy, 05-13-2015 01:05 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,658
    05-21-2015, 08:50 PM Go to last post
  15. Tracer Summit BMTX LED Code "Error"

    Started by DJohnscher, 05-21-2015 11:49 AM
    • Replies: 0
    • Views: 417
    05-21-2015, 11:49 AM Go to last post
  16. Water source heat pump

    Started by smsmechanical, 05-21-2015 09:28 AM
    • Replies: 1
    • Views: 558
    05-21-2015, 09:46 AM Go to last post
  17. Carrier 38AUQ 25 question.

    Started by larnot, 05-18-2015 07:57 PM
    • Replies: 4
    • Views: 743
    05-20-2015, 05:32 PM Go to last post
  18. How to get ~350KW out of a building?!!

    Started by MtKta, 05-20-2015 09:07 AM
    • Replies: 0
    • Views: 475
    05-20-2015, 09:07 AM Go to last post
  19. High pressure

    Started by carlitosway983, 05-16-2015 04:40 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 4,074
    05-19-2015, 10:23 PM Go to last post
  20. Mystery LLSV on 115 ton Intellipak

    Started by jebes, 05-15-2015 01:41 PM
    • Replies: 8
    • Views: 1,251
    05-19-2015, 08:51 PM Go to last post
  21. Confused superheat/subcooling ??

    Started by Junior1983, 05-13-2015 07:07 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 5,598
    05-19-2015, 08:44 PM Go to last post
  22. Assitance:

    Started by venky, 05-19-2015 12:04 PM
    • Replies: 3
    • Views: 715
    05-19-2015, 08:42 PM Go to last post
  23. cotton wood trees clogging chiller

    Started by big.D, 05-06-2015 02:29 PM
    • Replies: 10
    • Views: 1,882
    05-19-2015, 04:03 PM Go to last post
  24. Contractor

    Started by KDBaker, 05-04-2015 06:26 PM
    • Replies: 10
    • Views: 2,010
    05-19-2015, 09:36 AM Go to last post
  25. York IGV Blower parts

    Started by atmosphere, 05-19-2015 07:34 AM
    • Replies: 0
    • Views: 478
    05-19-2015, 07:34 AM Go to last post
  26. TXV

    Started by esmnoori, 05-15-2015 02:31 AM
    • Replies: 9
    • Views: 1,259
    05-17-2015, 07:33 PM Go to last post
  27. Your thoughts

    Started by lytning, 05-16-2015 02:59 PM
    • Replies: 7
    • Views: 1,625
    05-16-2015, 11:31 PM Go to last post
    • Replies: 12
    • Views: 1,505
    05-15-2015, 08:17 PM Go to last post
  28. T-stat on 15 ton Carrier simple yet =/

    Started by Daedalus, 05-14-2015 11:56 PM
    • Replies: 1
    • Views: 614
    05-15-2015, 07:52 PM Go to last post
  29. Servicing rooftop units Canadian style

    Started by thirty years, 05-12-2015 06:52 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,515
    05-15-2015, 12:25 AM Go to last post
  30. Electric aiir comp auto drains- $120--$350!

    Started by mixsit, 05-14-2015 01:36 PM
    • Replies: 1
    • Views: 748
    05-14-2015, 11:22 PM Go to last post
  31. 5 ton trane rtu with no metering device

    Started by wetbar, 04-20-2015 06:49 PM
    • Replies: 11
    • Views: 3,251
    05-14-2015, 10:36 PM Go to last post
    • Replies: 10
    • Views: 961
    05-14-2015, 10:01 PM Go to last post
  32. GDM 25 True cap tube

    Started by lytning, 05-13-2015 07:24 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,600
    05-14-2015, 07:31 PM Go to last post
    • Replies: 6
    • Views: 1,281
    05-14-2015, 05:37 AM Go to last post
  33. Lennox RTU zone sensor question

    Started by CHAINIK, 02-08-2015 10:38 PM
    • Replies: 4
    • Views: 2,703
    05-13-2015, 12:38 PM Go to last post
  34. Nu-22 vs R22

    Started by areif, 12-09-2014 03:33 PM
    • Replies: 5
    • Views: 4,696
    05-13-2015, 11:21 AM Go to last post
    • Replies: 2
    • Views: 662
    05-13-2015, 01:04 AM Go to last post
  35. too much oil lodging in evaporator coil?

    Started by cfe, 05-07-2015 10:01 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 4,630
    05-12-2015, 08:00 PM Go to last post
    • Replies: 0
    • Views: 437
    05-12-2015, 06:33 PM Go to last post
  36. Confused 25 ton compressor failure??

    Started by Acrooster, 05-09-2015 12:52 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 2,965
    05-12-2015, 05:03 PM Go to last post
  37. Trane Chiller

    Started by DSB, 04-30-2015 08:20 PM
    • Replies: 7
    • Views: 1,635
    05-12-2015, 01:12 AM Go to last post
  38. Pressures 80/125

    Started by BBeerme, 05-07-2015 07:55 PM
    • Replies: 10
    • Views: 1,800
    05-11-2015, 04:04 PM Go to last post
  39. Question Emerson 240RA Solenoid Dilemma for Military HVAC

    Started by TheMechTech, 05-06-2015 11:07 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,517
    05-11-2015, 09:45 AM Go to last post
  40. Seawater Condenser

    Started by Jimhuangchina, 05-09-2015 06:35 AM
    • Replies: 9
    • Views: 892
    05-11-2015, 01:54 AM Go to last post
  41. Military AC units

    Started by mccann, 05-05-2015 11:18 PM
    • Replies: 7
    • Views: 1,832
    05-10-2015, 09:03 PM Go to last post
  42. Staging/twinning condensing units

    Started by dbbrock, 05-08-2015 01:34 PM
    • Replies: 7
    • Views: 1,638
    05-10-2015, 02:55 PM Go to last post
  43. Confused Service truck stock

    Started by Junior1983, 05-09-2015 10:26 PM
    • Replies: 5
    • Views: 1,249
    05-10-2015, 10:57 AM Go to last post
  44. Fujitsu QC check

    Started by Jcourtney980, 04-25-2015 10:29 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,285
    05-10-2015, 09:38 AM Go to last post
  45. thermoKing sb-210

    Started by Takete, 05-09-2015 10:30 PM
    • Replies: 0
    • Views: 495
    05-09-2015, 10:30 PM Go to last post
  46. Honeywell JADE economiser

    Started by Junior1983, 05-09-2015 10:19 PM
    • Replies: 0
    • Views: 2,304
    05-09-2015, 10:19 PM Go to last post

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