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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: 9,647
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 8,415
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Old Trane Model SAUA C156C

    Started by roc service, 04-28-2006 05:19 PM
    • Replies: 6
    • Views: 3,324
    06-19-2007, 08:53 PM Go to last post
  3. evaporator / condenser missmatch

    Started by refpro021702, 06-19-2007 05:18 PM
    • Replies: 2
    • Views: 645
    06-19-2007, 05:53 PM Go to last post
  4. Prevent 1 Purge

    Started by cw0682, 06-11-2007 07:06 PM
    • Replies: 11
    • Views: 1,299
    06-19-2007, 04:47 PM Go to last post
  5. For all you McQuay Reps!

    Started by cc1, 05-30-2007 12:42 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,144
    06-18-2007, 10:47 PM Go to last post
  6. Measuring Superheat on a Carlyle 06D system

    Started by 747ken, 06-15-2007 11:40 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,838
    06-18-2007, 08:29 PM Go to last post
  7. Trane CVHE (Nominal Tonnage?)

    Started by JKD, 06-17-2007 11:44 AM
    • Replies: 4
    • Views: 1,621
    06-18-2007, 06:50 PM Go to last post
  8. Carrier RTU's Belt sizes

    Started by traverse tech, 06-17-2007 08:58 PM
    • Replies: 6
    • Views: 3,044
    06-18-2007, 06:01 PM Go to last post
  9. Trane Rooftop DX Units

    Started by bunglebear, 06-14-2007 01:41 PM
    • Replies: 8
    • Views: 2,111
    06-18-2007, 02:45 PM Go to last post
  10. Carrier 30HR strange problem

    Started by VAScott, 06-08-2007 08:51 AM
    • Replies: 6
    • Views: 2,636
    06-18-2007, 10:51 AM Go to last post
  11. Help with Duct Sizing

    Started by mechie09, 06-15-2007 02:38 PM
    • Replies: 6
    • Views: 1,386
    06-18-2007, 08:04 AM Go to last post
  12. chiller leak repairing.

    Started by mubashir hasan, 06-16-2007 07:59 AM
    • Replies: 10
    • Views: 1,467
    06-18-2007, 07:52 AM Go to last post
  13. Water Source Heat Pump

    Started by dttx2222, 06-17-2007 12:59 AM
    • Replies: 4
    • Views: 796
    06-17-2007, 09:58 PM Go to last post
  14. Teardown Training

    Started by bobby m, 06-09-2007 03:32 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,960
    06-17-2007, 09:07 PM Go to last post
  15. 23xrv

    Started by chillerguru, 06-17-2007 12:44 AM
    • Replies: 2
    • Views: 965
    06-17-2007, 08:14 PM Go to last post
  16. Nitrogen PT chart

    Started by 51fitter, 06-11-2007 11:41 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 72
    • Views: 17,307
    06-17-2007, 07:06 PM Go to last post
  17. York Ycas Screw

    Started by bobby m, 06-15-2007 07:49 PM
    • Replies: 9
    • Views: 3,811
    06-17-2007, 06:33 PM Go to last post
  18. Some guys are confused

    Started by heatingman, 06-06-2007 12:20 AM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 4,156
    06-17-2007, 10:38 AM Go to last post
  19. Low Press. Switch

    Started by bigjohn79, 06-11-2007 05:44 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 4,470
    06-17-2007, 10:09 AM Go to last post
  20. Trane Intellipack Scrolls

    Started by apprentice3, 06-16-2007 09:22 PM
    • Replies: 3
    • Views: 760
    06-17-2007, 07:17 AM Go to last post
  21. Placement of return(s) for new install

    Started by novascotia, 06-16-2007 12:01 PM
    • Replies: 1
    • Views: 572
    06-16-2007, 12:25 PM Go to last post
  22. Gas Line Problems

    Started by gruntly, 06-15-2007 12:48 AM
    • Replies: 5
    • Views: 887
    06-16-2007, 12:13 PM Go to last post
  23. HVAC Graphics

    Started by cl-one, 02-15-2005 10:48 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 14,559
    06-16-2007, 12:11 PM Go to last post
  24. Question Fan for RTAA217/RTAC400

    Started by Luce, 06-15-2007 12:18 AM
    • Replies: 1
    • Views: 738
    06-16-2007, 12:05 PM Go to last post
  25. Trane VAV Controller

    Started by nwtundra, 11-30-2004 06:52 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 7,469
    06-16-2007, 12:24 AM Go to last post
  26. Restriction?

    Started by Inches of Mercury, 06-12-2007 11:18 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,093
    06-15-2007, 07:25 PM Go to last post
  27. AHU whit mixing section and recovery well

    Started by Nuno Santos, 06-13-2007 07:59 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,097
    06-15-2007, 06:17 PM Go to last post
  28. Installing a Compressor on the roof

    Started by nonepepsi, 06-08-2007 10:39 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,269
    06-15-2007, 05:40 PM Go to last post
  29. Liebert challenger 3 High head pressure

    Started by rcaron, 06-12-2007 06:03 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,434
    06-15-2007, 12:39 PM Go to last post
  30. Carlyle Compressor

    Started by jmb, 06-10-2007 09:24 PM
    • Replies: 12
    • Views: 2,230
    06-15-2007, 12:13 PM Go to last post
  31. Tracer Summit Question

    Started by Airosmith, 06-15-2007 07:20 AM
    • Replies: 3
    • Views: 809
    06-15-2007, 09:32 AM Go to last post
  32. Looking for Chilled water cooling wall unit

    Started by propmanage, 06-11-2007 12:29 PM
    • Replies: 6
    • Views: 1,167
    06-15-2007, 07:33 AM Go to last post
  33. frequency drives

    Started by refrige-nate, 06-12-2007 10:02 PM
    • Replies: 12
    • Views: 1,220
    06-15-2007, 02:00 AM Go to last post
  34. Smile Newbie with questions

    Started by Jv26, 06-12-2007 11:36 AM
    • Replies: 5
    • Views: 876
    06-15-2007, 12:18 AM Go to last post
  35. Confused McQuay ALS312

    Started by Luce, 06-07-2007 11:59 PM
    • Replies: 7
    • Views: 1,221
    06-15-2007, 12:11 AM Go to last post
  36. Confused SEER degradation over time

    Started by burtongroup, 06-14-2007 10:57 AM
    • Replies: 2
    • Views: 1,232
    06-14-2007, 10:09 PM Go to last post
  37. HVAC humdifying problem - HELP!

    Started by adamscenter, 06-13-2007 11:22 AM
    • Replies: 6
    • Views: 819
    06-14-2007, 09:07 PM Go to last post
  38. Hmm 06D Question

    Started by A-Tech, 06-13-2007 08:49 PM
    • Replies: 10
    • Views: 1,547
    06-14-2007, 05:03 PM Go to last post
  39. Weatherking Condensers

    Started by hvactech80, 06-14-2007 11:02 AM
    • Replies: 4
    • Views: 1,514
    06-14-2007, 03:41 PM Go to last post
  40. A/C unit - Need recomendations

    Started by alansncbbq, 06-12-2007 02:43 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,357
    06-14-2007, 03:16 AM Go to last post
  41. Carrier Ductless split

    Started by mickyj, 06-13-2007 02:26 PM
    • Replies: 9
    • Views: 1,752
    06-13-2007, 09:39 PM Go to last post
  42. 30gt-080 code 51 tripping

    Started by coligore, 06-05-2007 05:48 PM
    • Replies: 7
    • Views: 2,936
    06-13-2007, 06:21 PM Go to last post
  43. ** New **

    Started by Gatertech, 06-12-2007 09:26 PM
    • Replies: 7
    • Views: 884
    06-13-2007, 05:26 PM Go to last post
  44. new refrigerants

    Started by etheric999, 06-11-2007 11:16 PM
    • Replies: 9
    • Views: 1,193
    06-13-2007, 02:11 PM Go to last post
  45. Confused Replacing a distributor

    Started by addison, 06-13-2007 09:17 AM
    • Replies: 3
    • Views: 741
    06-13-2007, 02:00 PM Go to last post
  46. chiller temps

    Started by couplux, 06-08-2007 02:58 PM
    • Replies: 8
    • Views: 1,023
    06-13-2007, 12:45 AM Go to last post
  47. Bigger Pulley?

    Started by madcitysw, 06-09-2007 03:21 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 9,278
    06-12-2007, 11:17 PM Go to last post
  48. Hjmo

    Started by heatingman, 06-12-2007 10:12 PM
    • Replies: 1
    • Views: 763
    06-12-2007, 10:14 PM Go to last post
  49. RTHC/D Overhauls

    Started by steward, 05-28-2007 07:17 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 3,783
    06-12-2007, 09:18 PM Go to last post
  50. Heat Reclaim

    Started by etheric999, 06-11-2007 10:18 PM
    • Replies: 5
    • Views: 1,323
    06-12-2007, 07:17 PM Go to last post
  51. Hmm Did I #$*& up

    Started by rix870, 06-03-2007 06:33 PM
    • Replies: 11
    • Views: 1,498
    06-12-2007, 05:18 PM Go to last post

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