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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 4,284
    10-31-2011, 07:41 PM Go to last post
  2. Sticky Thread Sticky: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:37 PM
    • Replies: 0
    • Views: 3,578
    10-31-2011, 07:37 PM Go to last post
  1. Just returned from JCI chiller class

    Started by Gunslinger, 04-11-2009 10:11 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,526
    04-15-2009, 08:06 AM Go to last post
  2. Stickerheads last overhaul!

    Started by CaptJackSparrow, 04-09-2009 10:08 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,275
    04-15-2009, 06:38 AM Go to last post
  3. HVAC Calc

    Started by del24ie, 04-15-2009 04:36 AM
    • Replies: 0
    • Views: 424
    04-15-2009, 04:36 AM Go to last post
  4. Confused Reversing Valve Problems

    Started by Joewf, 04-11-2009 10:18 AM
    • Replies: 6
    • Views: 5,392
    04-14-2009, 08:46 PM Go to last post
  5. 134a What's going on

    Started by BKLYNBORN, 04-08-2009 08:06 PM
    • Replies: 6
    • Views: 889
    04-14-2009, 08:44 PM Go to last post
  6. This may sound crazy (soft start on a recip compressor)

    Started by Hoopstir, 04-12-2009 10:41 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,184
    04-14-2009, 08:41 PM Go to last post
  7. VFD question

    Started by mark beiser, 04-14-2009 03:23 PM
    • Replies: 9
    • Views: 752
    04-14-2009, 07:59 PM Go to last post
  8. Question Pressure Faults

    Started by Jesus", 04-14-2009 02:52 AM
    • Replies: 1
    • Views: 436
    04-14-2009, 06:28 AM Go to last post
  9. Regen Steam Load

    Started by del24ie, 04-03-2009 08:43 AM
    • Replies: 2
    • Views: 449
    04-14-2009, 03:54 AM Go to last post
  10. Frozen OA Dampers

    Started by PaulDiglio, 04-11-2009 01:48 PM
    • Replies: 8
    • Views: 890
    04-14-2009, 01:46 AM Go to last post
  11. Carrier 38ARQ012 Start up problem.

    Started by roc service, 04-09-2009 05:41 PM
    • Replies: 6
    • Views: 1,129
    04-13-2009, 08:55 PM Go to last post
    • Replies: 4
    • Views: 522
    04-13-2009, 08:19 PM Go to last post
  12. Cool Tube Supports York YSDC Screw

    Started by harley91, 04-08-2009 08:58 PM
    • Replies: 7
    • Views: 592
    04-13-2009, 06:15 AM Go to last post
  13. 30GT130 High superheat circiut #1

    Started by CaptJackSparrow, 04-08-2009 05:16 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,794
    04-13-2009, 12:18 AM Go to last post
  14. Smile Free Hvac Library(updated)

    Started by Eng_Nescafee, 04-05-2009 04:49 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 86
    • Views: 10,159
    04-12-2009, 08:34 PM Go to last post
  15. Camping Heating

    Started by thetargetman, 04-11-2009 02:43 AM
    • Replies: 4
    • Views: 447
    04-12-2009, 06:10 PM Go to last post
  16. YK style G

    Started by bertoh, 04-10-2009 03:42 PM
    • Replies: 8
    • Views: 961
    04-12-2009, 05:16 PM Go to last post
  17. Where are you from?

    Started by _knight_, 08-17-2006 09:13 AM
    27 Pages
    1 2 3 4 5 6 ... 27
    • Replies: 339
    • Views: 44,671
    04-12-2009, 01:43 PM Go to last post
  18. Any one have a use for these old dogs?

    Started by John Culpepper, 04-11-2009 12:17 PM
    • Replies: 3
    • Views: 506
    04-11-2009, 12:49 PM Go to last post
  19. Trane RTHA noise

    Started by RcOKC, 04-08-2009 04:18 PM
    • Replies: 3
    • Views: 984
    04-11-2009, 11:09 AM Go to last post
  20. Grease Outside Air Dampers

    Started by PaulDiglio, 04-10-2009 08:33 PM
    • Replies: 3
    • Views: 1,012
    04-11-2009, 01:31 AM Go to last post
  21. Snow melt tubing repair in slab

    Started by grantmech, 04-10-2009 11:31 AM
    • Replies: 2
    • Views: 427
    04-11-2009, 12:02 AM Go to last post
  22. Voyager EFM Drop Out After UCP Change

    Started by ZeroCool, 10-24-2008 08:30 AM
    • Replies: 5
    • Views: 952
    04-10-2009, 03:42 PM Go to last post
  23. MINORITIES IN COMMERCIAL HVAC?

    Started by supertek65, 03-04-2009 10:00 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 108
    • Views: 6,564
    04-10-2009, 11:50 AM Go to last post
  24. Question Carrier Vertical Fan Coil - Ruined??

    Started by John_, 04-10-2009 02:23 AM
    • Replies: 0
    • Views: 805
    04-10-2009, 02:23 AM Go to last post
  25. BAC Low airflow!

    Started by CaptJackSparrow, 04-09-2009 05:48 PM
    • Replies: 4
    • Views: 447
    04-09-2009, 10:32 PM Go to last post
  26. Question ArcticChill

    Started by rgunn, 04-09-2009 04:46 PM
    • Replies: 1
    • Views: 423
    04-09-2009, 10:19 PM Go to last post
  27. Trane CVHE Chiller Log

    Started by nchvac, 04-07-2009 08:22 PM
    • Replies: 10
    • Views: 3,459
    04-09-2009, 07:48 PM Go to last post
  28. UnLoaders on RTU's

    Started by storm0979, 04-09-2009 01:03 PM
    • Replies: 1
    • Views: 844
    04-09-2009, 06:16 PM Go to last post
  29. Question Using server room to heat rest of building in winter?

    Started by scalar, 01-07-2009 01:34 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 4,705
    04-09-2009, 03:10 PM Go to last post
  30. Oil analysis

    Started by chillerguy81, 04-08-2009 12:29 PM
    • Replies: 8
    • Views: 863
    04-09-2009, 09:19 AM Go to last post
  31. York VSD Oil Pump

    Started by hvac821, 04-07-2009 08:52 PM
    • Replies: 6
    • Views: 1,802
    04-08-2009, 09:31 PM Go to last post
  32. Need daily check list for Ceiling suspended unit

    Started by sri30351, 04-08-2009 01:50 PM
    • Replies: 2
    • Views: 379
    04-08-2009, 09:18 PM Go to last post
  33. stulz?

    Started by coolerinfrederick, 04-06-2009 08:09 PM
    • Replies: 3
    • Views: 853
    04-08-2009, 06:19 PM Go to last post
  34. pump up level control

    Started by HvAckid82, 04-07-2009 05:20 PM
    • Replies: 2
    • Views: 430
    04-08-2009, 05:43 PM Go to last post
  35. Smile Free hvac lessons

    Started by Eng_Nescafee, 04-05-2009 04:33 PM
    5 Pages
    1 2 3 4 5
    hvac lessons
    • Replies: 53
    • Views: 3,676
    04-08-2009, 04:44 PM Go to last post
  36. Proper Expansion Tank Placement

    Started by servman, 04-01-2009 05:52 AM
    • Replies: 8
    • Views: 3,741
    04-08-2009, 04:05 PM Go to last post
  37. Looking for A Bohn RCB-128 Manual

    Started by Denhvax, 04-06-2009 11:08 PM
    • Replies: 2
    • Views: 703
    04-08-2009, 03:29 PM Go to last post
  38. Hmm Chiller staging opinions pls

    Started by joken, 04-06-2009 11:06 AM
    • Replies: 6
    • Views: 975
    04-08-2009, 02:39 PM Go to last post
  39. Trane Voyager Mod#

    Started by junkking76, 03-27-2009 10:46 AM
    • Replies: 7
    • Views: 1,366
    04-08-2009, 08:34 AM Go to last post
  40. Centrifugal chiller training

    Started by Ph-D, 04-07-2009 01:06 PM
    • Replies: 6
    • Views: 1,555
    04-07-2009, 09:59 PM Go to last post
  41. Finished pics and video

    Started by turbomaster, 04-07-2009 05:04 PM
    • Replies: 1
    • Views: 514
    04-07-2009, 09:14 PM Go to last post
  42. Carrier 30GX Oil Level Switch tool

    Started by pideedoff, 04-01-2009 07:00 PM
    • Replies: 2
    • Views: 709
    04-07-2009, 06:48 PM Go to last post
  43. Carlyle oil pressure problems.....

    Started by megohm, 04-01-2009 01:30 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,507
    04-07-2009, 04:44 PM Go to last post
  44. I need a little information guys

    Started by frigetater, 04-06-2009 07:06 PM
    • Replies: 6
    • Views: 839
    04-07-2009, 06:09 AM Go to last post
  45. Thumbs down Slide valve

    Started by oly77, 04-02-2009 02:46 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,304
    04-06-2009, 11:11 PM Go to last post
  46. crazy management????

    Started by ryan1088, 03-28-2009 05:41 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,509
    04-06-2009, 10:48 PM Go to last post
  47. Smile carrier double ender

    Started by ptrck, 04-03-2009 10:37 PM
    • Replies: 6
    • Views: 614
    04-06-2009, 10:46 PM Go to last post
  48. Posting pics?

    Started by CaptJackSparrow, 04-03-2009 08:19 AM
    • Replies: 5
    • Views: 484
    04-06-2009, 11:18 AM Go to last post
  49. proper air charge for an expansion tank

    Started by slb8101, 04-01-2009 08:38 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,036
    04-05-2009, 09:16 PM Go to last post

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