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: 11,849
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,241
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. aaf-hermannelson classroom ventilators

    Started by dizzy46, 08-16-2007 01:30 PM
    • Replies: 0
    • Views: 655
    08-16-2007, 01:30 PM Go to last post
  3. Suction Line size Carrier Split

    Started by cleancondenser, 08-15-2007 06:33 PM
    • Replies: 7
    • Views: 4,007
    08-16-2007, 01:07 PM Go to last post
  4. Talking Need Info

    Started by skpkey9, 08-09-2007 09:33 PM
    • Replies: 6
    • Views: 1,141
    08-15-2007, 09:58 PM Go to last post
  5. Question Superheat measurement?

    Started by relivdon, 08-09-2007 11:02 PM
    • Replies: 11
    • Views: 1,626
    08-15-2007, 09:36 PM Go to last post
  6. Cvhf1280

    Started by chillerguru, 08-09-2007 09:52 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 4,647
    08-15-2007, 08:44 PM Go to last post
  7. Sizing remodeled spaces

    Started by techreptdh, 08-15-2007 07:08 PM
    • Replies: 1
    • Views: 639
    08-15-2007, 07:33 PM Go to last post
  8. Water to Air heat exchangers?

    Started by Brothertodd, 08-13-2007 05:20 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,527
    08-15-2007, 04:58 PM Go to last post
  9. Confused Carrier 19XR

    Started by Sandersair, 08-15-2007 02:37 PM
    • Replies: 1
    • Views: 840
    08-15-2007, 04:57 PM Go to last post
  10. Need advice with a 4T unit not keeping up

    Started by cajun_cool, 08-09-2007 10:22 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,753
    08-15-2007, 04:06 PM Go to last post
  11. Old Chiller

    Started by Fixerdude, 08-10-2007 01:08 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,907
    08-15-2007, 09:18 AM Go to last post
  12. Hydronic Loop Expansion Tank

    Started by PowerPlay, 08-10-2007 03:13 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 3,690
    08-15-2007, 12:05 AM Go to last post
  13. Intake Relief hood selection

    Started by davebab, 08-14-2007 10:05 AM
    • Replies: 5
    • Views: 2,302
    08-14-2007, 11:02 PM Go to last post
  14. timer

    Started by ctdl2003, 08-14-2007 06:38 PM
    • Replies: 1
    • Views: 643
    08-14-2007, 06:52 PM Go to last post
  15. High water pressure

    Started by maxmejia, 08-08-2007 02:44 PM
    • Replies: 4
    • Views: 972
    08-14-2007, 06:37 PM Go to last post
  16. water cooled heat pump

    Started by jimmyv, 08-14-2007 12:49 PM
    • Replies: 2
    • Views: 875
    08-14-2007, 01:57 PM Go to last post
  17. Question for M100 Tech: Austin, TX HVAC

    Started by txhvac, 08-14-2007 01:02 PM
    • Replies: 0
    • Views: 703
    08-14-2007, 01:02 PM Go to last post
  18. Question rtaa/rtac replacement fan motors

    Started by turbovac, 07-29-2007 10:39 AM
    • Replies: 6
    • Views: 2,142
    08-14-2007, 11:12 AM Go to last post
  19. Has any one been shocked by 460v, it aint fun.

    Started by refer guy, 08-04-2007 11:50 AM
    10 Pages
    1 2 3 4 5 6 ... 10
    • Replies: 122
    • Views: 13,689
    08-14-2007, 07:06 AM Go to last post
  20. 8 pistons york compressor

    Started by veleztms, 08-09-2007 01:19 PM
    • Replies: 4
    • Views: 1,725
    08-14-2007, 12:41 AM Go to last post
  21. CH531

    Started by hvacr, 04-24-2006 07:54 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 3,243
    08-13-2007, 10:46 PM Go to last post
  22. sweating ductwork

    Started by viceman, 08-11-2007 11:49 AM
    • Replies: 5
    • Views: 1,266
    08-13-2007, 09:40 PM Go to last post
  23. Carlyle 06D unloaders not working

    Started by 747ken, 08-06-2007 09:29 PM
    • Replies: 8
    • Views: 3,545
    08-13-2007, 09:12 PM Go to last post
  24. DWM Copeland with R407C

    Started by coolinnj, 10-25-2005 01:07 PM
    • Replies: 10
    • Views: 5,235
    08-13-2007, 05:24 PM Go to last post
  25. Yt

    Started by hvacr, 07-18-2007 10:01 PM
    • Replies: 3
    • Views: 1,153
    08-13-2007, 05:16 PM Go to last post
  26. YT Parts

    Started by justatech, 08-11-2007 08:03 PM
    • Replies: 2
    • Views: 974
    08-12-2007, 06:30 PM Go to last post
  27. Abb Ach 400 Vfd

    Started by duke of earl, 08-10-2007 05:43 PM
    • Replies: 5
    • Views: 2,456
    08-12-2007, 04:28 PM Go to last post
  28. Flotronic Chiller

    Started by pwn01, 08-10-2007 03:21 PM
    • Replies: 3
    • Views: 1,446
    08-12-2007, 06:07 AM Go to last post
  29. screw retro

    Started by bruiseandy, 08-11-2007 10:14 PM
    • Replies: 4
    • Views: 990
    08-11-2007, 11:57 PM Go to last post
  30. Question h20 piping wrong

    Started by turbovac, 08-08-2007 07:54 PM
    • Replies: 4
    • Views: 1,110
    08-11-2007, 05:52 PM Go to last post
  31. Confused Chilled water air handlers

    Started by ACSanAntone, 08-10-2007 12:38 PM
    • Replies: 4
    • Views: 1,458
    08-11-2007, 04:48 PM Go to last post
  32. Help! I live 50 ft from a Trane RTHA255

    Started by hockeychick, 08-07-2007 06:12 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,487
    08-11-2007, 10:56 AM Go to last post
  33. CVHF mystery

    Started by mikeacman, 07-31-2007 10:35 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,494
    08-10-2007, 03:02 PM Go to last post
  34. Urgent Please Respond

    Started by hockeychick, 08-08-2007 11:16 PM
    • Replies: 10
    • Views: 1,948
    08-10-2007, 02:33 PM Go to last post
  35. Super Seal 3 Phase Sealant

    Started by roc service, 08-09-2007 04:31 PM
    • Replies: 7
    • Views: 2,840
    08-10-2007, 04:18 AM Go to last post
  36. Repairing Leak on Charged System

    Started by youstaycool, 08-01-2007 06:29 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 5,639
    08-10-2007, 12:52 AM Go to last post
  37. Unhappy Charging Trane centra vac

    Started by greasy hands, 08-02-2007 01:09 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 4,614
    08-09-2007, 10:32 PM Go to last post
  38. superheat and subcooling

    Started by oly77, 08-08-2007 11:21 AM
    • Replies: 2
    • Views: 999
    08-09-2007, 08:52 PM Go to last post
  39. raua-4006-rd wiring diagram (condenser)

    Started by staelectric, 08-09-2007 05:02 PM
    • Replies: 1
    • Views: 1,300
    08-09-2007, 07:55 PM Go to last post
  40. 06e compr trips breaker

    Started by realjd, 07-17-2007 10:28 PM
    • Replies: 12
    • Views: 2,526
    08-09-2007, 07:44 PM Go to last post
  41. Hvac Pro

    Started by vacnjack, 08-09-2007 09:19 AM
    • Replies: 1
    • Views: 878
    08-09-2007, 05:21 PM Go to last post
  42. McQuay ALS235 soft start problems

    Started by chillrdude, 08-08-2007 10:49 PM
    • Replies: 2
    • Views: 1,432
    08-09-2007, 04:46 PM Go to last post
  43. Confused Johnson water regulating valves question

    Started by freonguy, 08-07-2007 06:19 PM
    • Replies: 9
    • Views: 1,477
    08-09-2007, 04:38 PM Go to last post
  44. Questionable Stainless Tube Bend

    Started by andreas, 08-09-2007 08:23 AM
    • Replies: 4
    • Views: 844
    08-09-2007, 12:48 PM Go to last post
  45. HVAC Service Contracts

    Started by commservicetech, 08-09-2007 03:00 AM
    • Replies: 1
    • Views: 974
    08-09-2007, 11:33 AM Go to last post
  46. 06D Oil loss

    Started by Jason Grossman, 08-07-2007 08:17 PM
    • Replies: 7
    • Views: 2,520
    08-09-2007, 06:40 AM Go to last post
  47. RTHC Oil Loss Problem

    Started by jogas, 07-05-2005 06:43 PM
    • Replies: 10
    • Views: 3,757
    08-09-2007, 12:00 AM Go to last post
  48. Trane CSHS to CSHA

    Started by ej45, 08-08-2007 07:33 PM
    • Replies: 2
    • Views: 3,044
    08-08-2007, 10:55 PM Go to last post
  49. Rtaa-iom-4a

    Started by AggieTech, 08-07-2007 01:24 PM
    • Replies: 3
    • Views: 2,842
    08-08-2007, 10:06 PM Go to last post
  50. Fuses keep blowing out!

    Started by rwadams, 07-10-2007 08:53 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 6,190
    08-08-2007, 09:49 PM Go to last post
  51. 2 new rooftop Yorks

    Started by Snapperhead, 08-07-2007 07:18 AM
    • Replies: 6
    • Views: 1,240
    08-08-2007, 07:03 PM Go to last post

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