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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: 6,555
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 5,632
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Pan Won't Drain

    Started by big johnson, 08-18-2008 01:05 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,920
    08-20-2008, 05:23 PM Go to last post
  3. Thumbs down Performance Bond

    Started by dholladay, 08-19-2008 02:58 PM
    • Replies: 2
    • Views: 755
    08-20-2008, 10:26 AM Go to last post
  4. Trane Charge Buster

    Started by nchvac, 08-14-2008 05:56 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,755
    08-19-2008, 11:06 PM Go to last post
  5. Replacing McQuay 25 ton Chiller -Help?

    Started by jwk, 08-16-2008 08:56 PM
    • Replies: 6
    • Views: 956
    08-19-2008, 09:41 PM Go to last post
  6. RTAA unloading issues

    Started by DrumCrazy, 08-15-2008 07:12 PM
    • Replies: 8
    • Views: 1,383
    08-19-2008, 09:08 PM Go to last post
  7. Carrier 50HJQ014 621YA

    Started by AZHeatslave, 08-15-2008 11:48 PM
    • Replies: 3
    • Views: 1,720
    08-19-2008, 07:48 PM Go to last post
  8. Confused Preparing a commercial bid-help!

    Started by dholladay, 08-19-2008 11:58 AM
    • Replies: 12
    • Views: 1,801
    08-19-2008, 06:35 PM Go to last post
  9. Wink EER numbers

    Started by Captain Sandy, 08-19-2008 02:37 PM
    • Replies: 2
    • Views: 932
    08-19-2008, 04:21 PM Go to last post
  10. Identifying commercial HVAC system

    Started by iquresh1, 08-18-2008 09:19 AM
    • Replies: 8
    • Views: 1,042
    08-19-2008, 03:34 PM Go to last post
  11. model help

    Started by coolmen, 08-19-2008 08:12 AM
    • Replies: 0
    • Views: 576
    08-19-2008, 08:12 AM Go to last post
  12. New Sanyo DC Inverters

    Started by n-e-w Jerz!, 08-14-2008 06:41 PM
    • Replies: 4
    • Views: 835
    08-18-2008, 08:26 PM Go to last post
  13. Free Cooling

    Started by ericlai, 08-18-2008 05:04 AM
    • Replies: 2
    • Views: 875
    08-18-2008, 08:23 PM Go to last post
  14. CHW Bypass valve check

    Started by cxagent, 08-17-2008 07:07 PM
    • Replies: 10
    • Views: 2,890
    08-18-2008, 04:55 PM Go to last post
  15. Confused Twinned Carrier Issue

    Started by Hvacbyday, 08-15-2008 08:43 PM
    • Replies: 8
    • Views: 1,430
    08-18-2008, 01:56 PM Go to last post
  16. 120 vac fire damper, spring return/shut

    Started by Milk man, 08-16-2008 03:30 PM
    • Replies: 5
    • Views: 1,184
    08-18-2008, 01:15 PM Go to last post
  17. Question Convient store

    Started by laszer99, 08-15-2008 02:00 PM
    • Replies: 4
    • Views: 804
    08-17-2008, 11:59 PM Go to last post
  18. Confused Lack of flow can someone help!

    Started by greyham, 08-15-2008 01:48 PM
    • Replies: 10
    • Views: 1,102
    08-17-2008, 10:04 PM Go to last post
  19. Plate heat exchangers

    Started by Carrene #2, 08-16-2008 07:15 PM
    • Replies: 6
    • Views: 1,155
    08-17-2008, 09:03 PM Go to last post
  20. heat recovery wheel

    Started by ernie94, 08-13-2008 06:47 PM
    • Replies: 5
    • Views: 1,791
    08-17-2008, 07:17 PM Go to last post
  21. Multistack MS80T Chiller

    Started by PaulDiglio, 08-06-2008 09:35 AM
    • Replies: 8
    • Views: 1,912
    08-17-2008, 11:25 AM Go to last post
  22. Confused York YS info

    Started by wannameltice, 08-16-2008 10:45 PM
    • Replies: 5
    • Views: 1,008
    08-17-2008, 10:14 AM Go to last post
  23. 75 TON INTELLIPAK....going into the dumpster

    Started by maxster, 08-16-2008 10:33 AM
    • Replies: 5
    • Views: 994
    08-16-2008, 08:54 PM Go to last post
  24. To FLUX or not to FLUX

    Started by dburly, 08-14-2008 06:02 PM
    • Replies: 4
    • Views: 934
    08-16-2008, 08:33 PM Go to last post
  25. Sheave re-size verification

    Started by neonhomer, 08-14-2008 11:45 PM
    • Replies: 8
    • Views: 4,715
    08-16-2008, 12:58 PM Go to last post
  26. Maximum circuit size

    Started by frosty fingers, 08-12-2008 07:44 PM
    • Replies: 6
    • Views: 1,021
    08-16-2008, 12:50 PM Go to last post
  27. total test

    Started by PJ's cool-aid, 08-16-2008 09:53 AM
    • Replies: 1
    • Views: 910
    08-16-2008, 10:06 AM Go to last post
  28. York air cooled screw

    Started by pwweston, 08-12-2008 10:50 AM
    • Replies: 6
    • Views: 1,118
    08-16-2008, 04:15 AM Go to last post
  29. pay scale?

    Started by ali10, 05-14-2004 04:00 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 112
    • Views: 17,362
    08-15-2008, 06:14 PM Go to last post
  30. 40 Ton Trane Intellipak

    Started by majortom, 08-08-2008 06:03 PM
    • Replies: 4
    • Views: 972
    08-15-2008, 05:56 PM Go to last post
  31. Oil Pressure problems with a 06D compressor

    Started by Kraeusen, 08-11-2008 05:14 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 4,136
    08-15-2008, 04:45 PM Go to last post
  32. Confused 10 Ton Goodman

    Started by bob49, 08-13-2008 10:16 PM
    • Replies: 3
    • Views: 699
    08-15-2008, 04:36 PM Go to last post
  33. Size of Comfortmaker condensing unit?

    Started by jjs, 07-22-2004 04:12 PM
    • Replies: 6
    • Views: 2,471
    08-15-2008, 09:32 AM Go to last post
  34. W-48 Burnout Block

    Started by hands, 08-14-2008 07:24 PM
    • Replies: 1
    • Views: 773
    08-15-2008, 02:26 AM Go to last post
  35. Repacking a pump

    Started by sigma, 08-13-2008 06:30 PM
    • Replies: 6
    • Views: 1,371
    08-14-2008, 08:17 PM Go to last post
  36. Trane 30 Sec. Time Delay-Heat Pump

    Started by nchvac, 08-08-2008 09:08 PM
    • Replies: 7
    • Views: 1,615
    08-14-2008, 07:10 PM Go to last post
  37. New Sanyo DC Inverters

    Started by n-e-w Jerz!, 08-14-2008 06:40 PM
    • Replies: 0
    • Views: 563
    08-14-2008, 06:40 PM Go to last post
  38. Question bard 2 ton 460 volt need to buy now!!!

    Started by douknowq, 08-08-2008 04:12 PM
    • Replies: 9
    • Views: 1,204
    08-14-2008, 05:22 PM Go to last post
  39. Trane Screw phase loss

    Started by techtalker, 08-14-2008 02:41 PM
    • Replies: 2
    • Views: 730
    08-14-2008, 04:33 PM Go to last post
  40. Natural Gas Line Sizing

    Started by tonymjr, 10-27-2005 02:22 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 9,687
    08-14-2008, 07:26 AM Go to last post
    • Replies: 3
    • Views: 878
    08-14-2008, 12:30 AM Go to last post
  41. Trane RTAA fault code (8A)

    Started by coopcam, 08-06-2008 07:16 PM
    • Replies: 8
    • Views: 1,968
    08-13-2008, 10:54 PM Go to last post
  42. Amp reading mixed? What is going on here

    Started by nchvac, 08-12-2008 08:25 PM
    • Replies: 4
    • Views: 976
    08-13-2008, 09:36 PM Go to last post
  43. ICM Time Delays

    Started by nchvac, 08-11-2008 08:18 PM
    • Replies: 5
    • Views: 965
    08-13-2008, 07:38 PM Go to last post
  44. Commercial SEER ratings

    Started by Rdy2Zone, 08-11-2008 04:41 PM
    • Replies: 8
    • Views: 3,853
    08-13-2008, 07:35 PM Go to last post
  45. Carrier rooftop

    Started by epacertified, 08-13-2008 04:13 PM
    • Replies: 1
    • Views: 928
    08-13-2008, 07:19 PM Go to last post
  46. Help needed - info on air handling unit

    Started by Sportsfan_758, 08-13-2008 10:46 AM
    • Replies: 3
    • Views: 658
    08-13-2008, 05:49 PM Go to last post
  47. Trane XT500C T-stat controlling 4 heat pumps

    Started by Rebob40, 08-13-2008 05:13 PM
    • Replies: 0
    • Views: 677
    08-13-2008, 05:13 PM Go to last post
    • Replies: 4
    • Views: 836
    08-13-2008, 12:13 AM Go to last post
  48. Plumbing code question

    Started by air2spare, 08-11-2008 09:58 PM
    • Replies: 4
    • Views: 679
    08-12-2008, 10:02 PM Go to last post
  49. noisy chiller

    Started by acmcqu2, 08-06-2008 09:40 AM
    • Replies: 7
    • Views: 1,421
    08-12-2008, 07:48 PM Go to last post

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