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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky Threads

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

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 12,022
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,339
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Trane Boxcar Units

    Started by russ2528, 08-05-2009 06:24 PM
    • Replies: 0
    • Views: 1,802
    08-05-2009, 06:24 PM Go to last post
  3. damn unloader wouldnt unload

    Started by coolerinfrederick, 08-04-2009 05:25 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,056
    08-05-2009, 05:15 PM Go to last post
  4. CVHA

    Started by tomt, 08-04-2009 04:38 PM
    • Replies: 2
    • Views: 645
    08-05-2009, 12:26 AM Go to last post
  5. reznor..energy recovery system

    Started by simpleman, 07-03-2009 07:10 AM
    • Replies: 3
    • Views: 1,030
    08-04-2009, 10:38 PM Go to last post
  6. Hmm Vent Sizing

    Started by VAV616, 08-04-2009 05:54 PM
    furnace, venting
    • Replies: 5
    • Views: 1,167
    08-04-2009, 06:36 PM Go to last post
  7. average vav reset.

    Started by fwildt, 07-29-2009 03:04 PM
    • Replies: 5
    • Views: 871
    08-04-2009, 05:25 PM Go to last post
  8. Stulz question

    Started by Brod498, 03-26-2009 03:05 AM
    • Replies: 2
    • Views: 925
    08-04-2009, 05:08 PM Go to last post
  9. Carrier 48DR...restriction?...suggestions?

    Started by nate1701, 08-01-2009 08:11 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,077
    08-04-2009, 11:52 AM Go to last post
  10. Bristol Compressor G Series

    Started by traverse tech, 08-04-2009 09:36 AM
    • Replies: 0
    • Views: 536
    08-04-2009, 09:36 AM Go to last post
  11. load calculation for beach

    Started by PJ's cool-aid, 08-01-2009 04:28 PM
    • Replies: 5
    • Views: 905
    08-04-2009, 03:25 AM Go to last post
  12. HPCO at start up.

    Started by CaptJackSparrow, 07-26-2009 08:23 AM
    • Replies: 10
    • Views: 1,264
    08-04-2009, 12:25 AM Go to last post
  13. Disconnect on a RTU

    Started by northwestmechanic, 08-01-2009 02:29 AM
    • Replies: 8
    • Views: 3,056
    08-04-2009, 12:20 AM Go to last post
  14. carrier 19dk mystery leak

    Started by jigtam, 08-02-2009 10:48 AM
    • Replies: 3
    • Views: 919
    08-03-2009, 09:34 PM Go to last post
  15. Bad Sensor?

    Started by nchvac, 07-31-2009 12:55 PM
    • Replies: 8
    • Views: 981
    08-03-2009, 12:49 PM Go to last post
  16. 1997 Trane Voyager

    Started by jme6904, 08-03-2009 12:54 AM
    35 ton, trane commercial hvac, voyager
    • Replies: 4
    • Views: 1,144
    08-03-2009, 07:58 AM Go to last post
    • Replies: 4
    • Views: 1,969
    08-02-2009, 09:10 AM Go to last post
  17. calculate the chiller flow

    Started by danish, 08-02-2009 03:31 AM
    • Replies: 1
    • Views: 825
    08-02-2009, 07:18 AM Go to last post
  18. Question Trane CVHE Noisy

    Started by mtange, 10-15-2004 10:42 AM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 7,789
    08-01-2009, 11:51 PM Go to last post
  19. Carrier Cassette Evap question

    Started by cg2, 08-01-2009 11:00 AM
    • Replies: 3
    • Views: 918
    08-01-2009, 08:36 PM Go to last post
  20. Matched set of belts

    Started by cleancondenser, 07-29-2009 11:02 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 8,546
    08-01-2009, 04:15 PM Go to last post
  21. evaporator fabrication

    Started by barks25, 07-30-2009 03:15 PM
    • Replies: 7
    • Views: 1,300
    08-01-2009, 02:59 PM Go to last post
  22. Copeland Scroll Sight Glass

    Started by grgas77, 07-31-2009 09:29 PM
    • Replies: 6
    • Views: 1,393
    08-01-2009, 02:56 PM Go to last post
    • Replies: 3
    • Views: 710
    08-01-2009, 01:03 PM Go to last post
  23. What brand is this?

    Started by BaldLoonie, 07-30-2009 07:22 PM
    • Replies: 12
    • Views: 1,231
    08-01-2009, 08:24 AM Go to last post
  24. Smile york screw troubleshooting capacity/ slide

    Started by ptrck, 06-06-2009 11:28 PM
    • Replies: 2
    • Views: 1,068
    08-01-2009, 06:01 AM Go to last post
  25. Hmm Evap cleaning

    Started by VAV616, 07-30-2009 11:09 AM
    evaporator cleaning
    • Replies: 3
    • Views: 893
    08-01-2009, 01:21 AM Go to last post
  26. Oil Separator

    Started by dd98724, 07-31-2009 02:25 PM
    • Replies: 5
    • Views: 1,062
    07-31-2009, 11:44 PM Go to last post
  27. Liebert too noisy

    Started by ocean1, 05-19-2007 08:57 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 3,447
    07-31-2009, 10:59 PM Go to last post
  28. EER and SEER Ratings

    Started by rwool006, 07-31-2009 11:42 AM
    • Replies: 2
    • Views: 746
    07-31-2009, 11:54 AM Go to last post
  29. R22 Temperature/Pressure Calculator

    Started by madhat, 06-14-2008 02:23 PM
    • Replies: 7
    • Views: 12,699
    07-31-2009, 09:11 AM Go to last post
  30. Carrier 30HXA chiller

    Started by bowhunter21, 07-30-2009 10:38 AM
    • Replies: 2
    • Views: 2,306
    07-30-2009, 08:16 PM Go to last post
  31. Hmm High pressure seems to be a trend

    Started by reisnasty, 07-29-2009 11:50 PM
    • Replies: 7
    • Views: 826
    07-30-2009, 05:15 PM Go to last post
  32. Older CVHE with CH531

    Started by smokies, 07-30-2009 03:44 PM
    • Replies: 2
    • Views: 662
    07-30-2009, 04:20 PM Go to last post
  33. cvhe750

    Started by rre120, 06-30-2009 10:10 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,950
    07-30-2009, 01:01 PM Go to last post
  34. crazy train

    Started by cborgs, 07-25-2009 11:52 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,143
    07-30-2009, 09:48 AM Go to last post
  35. Mcquay Centrifugal Charge issues

    Started by northwestmechanic, 07-28-2009 07:13 PM
    • Replies: 3
    • Views: 1,018
    07-30-2009, 01:55 AM Go to last post
  36. Heat Pump service clearance?

    Started by Spanky89, 07-29-2009 03:07 PM
    • Replies: 3
    • Views: 743
    07-29-2009, 08:19 PM Go to last post
  37. Ruptured Condenser

    Started by lonboy, 07-27-2009 08:25 PM
    • Replies: 7
    • Views: 1,786
    07-29-2009, 06:18 PM Go to last post
  38. HVAC not providing RH within spec.

    Started by pdoubled, 07-27-2009 07:43 PM
    • Replies: 5
    • Views: 825
    07-29-2009, 12:11 PM Go to last post
  39. Anyone take the UA Star test?

    Started by smokies, 07-20-2009 04:35 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,812
    07-28-2009, 11:00 PM Go to last post
  40. Confused Economizer Trouble

    Started by mmsinc, 07-16-2009 04:14 PM
    • Replies: 12
    • Views: 2,315
    07-28-2009, 06:33 PM Go to last post
  41. How to size a boiler

    Started by neilstafford, 07-28-2009 06:55 AM
    • Replies: 4
    • Views: 728
    07-28-2009, 05:05 PM Go to last post
  42. new guy needs help

    Started by hzyv6q, 07-28-2009 02:30 PM
    • Replies: 1
    • Views: 561
    07-28-2009, 03:10 PM Go to last post
  43. Trane BCU Error code

    Started by mpeters, 07-27-2009 02:27 PM
    • Replies: 2
    • Views: 1,041
    07-28-2009, 09:44 AM Go to last post
  44. Tube Punching Machine....

    Started by mtnwrench, 07-27-2009 05:55 PM
    • Replies: 4
    • Views: 810
    07-27-2009, 10:18 PM Go to last post
  45. Lennox

    Started by petesque, 07-27-2009 05:56 PM
    • Replies: 2
    • Views: 639
    07-27-2009, 08:06 PM Go to last post
  46. Off line Chiller problems

    Started by Gilad k, 07-16-2009 08:44 PM
    • Replies: 12
    • Views: 1,461
    07-27-2009, 05:46 PM Go to last post
  47. Compuaire P-lan comm failure

    Started by kellogg, 07-27-2009 10:39 AM
    • Replies: 1
    • Views: 506
    07-27-2009, 03:54 PM Go to last post
  48. Loop Checks & Hot Loop Checks?

    Started by qqqqq, 07-23-2009 10:29 AM
    • Replies: 2
    • Views: 947
    07-27-2009, 02:00 PM Go to last post
  49. York RecipPak Nuisance Motor Current Fault

    Started by iaHVACguy, 07-25-2009 09:35 AM
    • Replies: 2
    • Views: 904
    07-27-2009, 08:47 AM Go to last post

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