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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: 11,836
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,225
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Replacing Carrier 48HD RTU's

    Started by the blur, 09-21-2010 01:29 AM
    • Replies: 5
    • Views: 3,312
    09-21-2010, 02:32 PM Go to last post
  3. Trane Techview

    Started by licensed to chill, 01-23-2009 05:18 PM
    • Replies: 11
    • Views: 9,930
    09-21-2010, 09:37 AM Go to last post
  4. Traps for remote condensers

    Started by Texas-Tech, 09-20-2010 07:27 PM
    • Replies: 4
    • Views: 948
    09-21-2010, 07:29 AM Go to last post
  5. Reducing pipe size along the length

    Started by jabba87, 09-21-2010 04:10 AM
    • Replies: 0
    • Views: 913
    09-21-2010, 04:10 AM Go to last post
  6. Data Center A/C system :D

    Started by My77GMC, 09-17-2010 12:54 AM
    • Replies: 9
    • Views: 2,518
    09-21-2010, 01:01 AM Go to last post
  7. Cpc tranducer valve

    Started by copperman, 09-20-2010 11:11 PM
    • Replies: 0
    • Views: 562
    09-20-2010, 11:11 PM Go to last post
  8. RTAA340

    Started by chiller123, 09-17-2010 09:58 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,956
    09-20-2010, 10:06 PM Go to last post
  9. LENNOX 2 SPEED COMPRESSORS

    Started by DHAMPTON, 09-16-2010 11:14 PM
    • Replies: 5
    • Views: 1,912
    09-20-2010, 09:38 PM Go to last post
    • Replies: 9
    • Views: 2,622
    09-20-2010, 07:46 PM Go to last post
  10. Maintaining equipment properly

    Started by fwildt, 09-20-2010 03:03 PM
    • Replies: 1
    • Views: 929
    09-20-2010, 04:28 PM Go to last post
  11. fail compressor again

    Started by dave sulz, 09-10-2010 11:13 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,140
    09-20-2010, 11:03 AM Go to last post
  12. Trane BWC

    Started by comeaudale, 03-05-2009 10:29 AM
    • Replies: 4
    • Views: 4,736
    09-20-2010, 08:08 AM Go to last post
  13. Severely damaged coils

    Started by FLTUDITECH, 09-05-2010 07:10 PM
    • Replies: 6
    • Views: 1,463
    09-19-2010, 11:14 PM Go to last post
  14. txv troubleshooting

    Started by hvac17011, 07-02-2004 10:38 PM
    • Replies: 12
    • Views: 13,564
    09-19-2010, 08:33 PM Go to last post
  15. Manatowoc Ice Machines

    Started by bikerbob2, 09-18-2010 08:55 AM
    • Replies: 6
    • Views: 1,160
    09-19-2010, 12:31 PM Go to last post
  16. rooftop trane

    Started by aircent1, 09-09-2010 12:04 AM
    • Replies: 10
    • Views: 2,531
    09-18-2010, 10:38 PM Go to last post
  17. Red face Can the testo 550 take a 45bar HP trip test?

    Started by CoolFox, 09-17-2010 12:09 PM
    • Replies: 4
    • Views: 975
    09-18-2010, 10:23 AM Go to last post
  18. copper fin chilled water coil

    Started by sporter7567, 09-17-2010 03:35 PM
    • Replies: 4
    • Views: 1,077
    09-17-2010, 10:17 PM Go to last post
    • Replies: 11
    • Views: 1,386
    09-17-2010, 10:54 AM Go to last post
  19. Confused Older Trane Varitrac Control

    Started by nuclear rabbit, 09-07-2010 06:09 PM
    • Replies: 4
    • Views: 3,486
    09-16-2010, 08:34 AM Go to last post
  20. Temperature changes Full Load Amps?

    Started by huckleberryjay, 09-14-2010 04:22 PM
    • Replies: 9
    • Views: 2,461
    09-16-2010, 05:11 AM Go to last post
  21. Confused Aaon gas pack prob.

    Started by Lance06, 09-15-2010 06:57 PM
    2 Pages
    1 2
    aaon
    • Replies: 18
    • Views: 5,565
    09-15-2010, 10:41 PM Go to last post
  22. Best way to unclog/change out orifice?

    Started by mcairrepair, 09-15-2010 02:02 PM
    • Replies: 3
    • Views: 1,216
    09-15-2010, 10:30 PM Go to last post
  23. Angry asking for 30GTN060-920 manual

    Started by elshoubry, 06-29-2006 03:15 AM
    • Replies: 7
    • Views: 3,996
    09-15-2010, 10:10 PM Go to last post
  24. help please

    Started by tommymtp, 09-15-2010 07:31 PM
    • Replies: 7
    • Views: 1,216
    09-15-2010, 09:33 PM Go to last post
  25. old as dirt

    Started by bw5079, 09-15-2010 02:30 PM
    • Replies: 3
    • Views: 2,407
    09-15-2010, 06:47 PM Go to last post
  26. Feasibility

    Started by piklikl, 09-09-2010 11:23 AM
    ductless, mini split, retrofit, steam
    • Replies: 12
    • Views: 2,898
    09-15-2010, 06:01 PM Go to last post
  27. Confused Why Precedent drier so undersized?

    Started by Randy S., 09-04-2010 11:38 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,452
    09-15-2010, 03:40 PM Go to last post
  28. Rooftop Trane leaking again:gah:

    Started by luskys a/c, 09-08-2010 12:29 AM
    • Replies: 9
    • Views: 2,317
    09-15-2010, 03:03 PM Go to last post
  29. Cigar store ventilation

    Started by cor b'limey, 09-15-2010 10:37 AM
    • Replies: 1
    • Views: 1,600
    09-15-2010, 10:49 AM Go to last post
  30. Series Fan Powered Box or Parallel?

    Started by davebab, 08-06-2007 11:39 AM
    • Replies: 5
    • Views: 14,105
    09-14-2010, 12:27 PM Go to last post
  31. How is the ventilation side controlled?

    Started by DavidNJ, 09-11-2010 09:45 AM
    • Replies: 7
    • Views: 1,957
    09-14-2010, 12:17 PM Go to last post
  32. Chiller piping is made by...?

    Started by eloko, 09-10-2010 08:40 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,663
    09-14-2010, 11:48 AM Go to last post
  33. mech unloader 06e

    Started by emdog, 09-06-2010 07:53 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,279
    09-13-2010, 02:32 PM Go to last post
  34. york chiller

    Started by Righttemp, 09-12-2010 11:10 PM
    • Replies: 2
    • Views: 916
    09-12-2010, 11:47 PM Go to last post
  35. Thermography

    Started by gillmanjr, 09-10-2010 11:22 AM
    • Replies: 3
    • Views: 1,138
    09-12-2010, 10:19 PM Go to last post
  36. ac problem

    Started by jaybee, 09-08-2010 06:34 PM
    • Replies: 7
    • Views: 1,291
    09-12-2010, 09:10 PM Go to last post
  37. carrier 19xrv

    Started by hvac1966, 09-11-2010 01:10 PM
    • Replies: 3
    • Views: 1,150
    09-12-2010, 05:24 PM Go to last post
  38. steam absorber

    Started by dish, 08-16-2010 01:17 PM
    • Replies: 5
    • Views: 2,418
    09-12-2010, 10:24 AM Go to last post
  39. Combustion fan running non-stop

    Started by postalizer, 09-05-2010 06:21 AM
    • Replies: 6
    • Views: 1,671
    09-11-2010, 09:13 PM Go to last post
  40. N30 VAV controllers 'offline'

    Started by zeppy, 09-11-2010 04:00 PM
    • Replies: 1
    • Views: 719
    09-11-2010, 04:20 PM Go to last post
  41. First Post: R410 Coil Question (Healthcare)

    Started by Ralphenstein, 09-08-2010 08:29 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,280
    09-10-2010, 11:04 AM Go to last post
  42. York chiller parts

    Started by mustardman, 09-08-2010 01:05 PM
    • Replies: 6
    • Views: 2,659
    09-10-2010, 12:01 AM Go to last post
  43. Can ya help a brother out?

    Started by toptech, 03-25-2009 01:11 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,169
    09-09-2010, 11:44 PM Go to last post
  44. High pressure problem

    Started by hands, 09-04-2010 09:55 AM
    • Replies: 6
    • Views: 1,720
    09-09-2010, 08:10 PM Go to last post
  45. vfd drives

    Started by john weigel, 09-09-2010 01:57 AM
    • Replies: 3
    • Views: 943
    09-09-2010, 05:58 PM Go to last post
  46. Ice Storage systems Info

    Started by stuckagain, 01-26-2010 12:08 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,225
    09-09-2010, 07:59 AM Go to last post
  47. This is a new one on me

    Started by navyhydronics, 09-05-2010 05:34 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,946
    09-08-2010, 09:45 PM Go to last post
  48. main control transformer

    Started by Jettinvr6sc, 09-04-2010 10:45 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,760
    09-08-2010, 09:18 PM Go to last post
  49. Train car A/C system

    Started by biglew1973, 09-02-2010 09:14 PM
    • Replies: 7
    • Views: 1,597
    09-08-2010, 08:53 PM Go to last post

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