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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: 11,849
    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. Carrier 48AKT020 AC 111 HJ

    Started by Entity, 04-15-2008 10:52 PM
    • Replies: 7
    • Views: 1,167
    05-23-2008, 10:16 PM Go to last post
  3. carrier 3v board giving me problems

    Started by YseeY, 04-19-2008 09:28 PM
    • Replies: 5
    • Views: 1,093
    05-23-2008, 10:07 PM Go to last post
  4. rtaa piston problem

    Started by pipefitter2005, 05-22-2008 10:03 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,769
    05-23-2008, 09:50 PM Go to last post
  5. AAonecat32 password

    Started by DBSLLC, 05-23-2008 09:44 PM
    • Replies: 0
    • Views: 1,953
    05-23-2008, 09:44 PM Go to last post
  6. 30HK 040 High Pressure Fault

    Started by tunaguy, 05-20-2008 02:35 AM
    • Replies: 3
    • Views: 950
    05-23-2008, 09:36 PM Go to last post
    • Replies: 1
    • Views: 645
    05-23-2008, 09:08 PM Go to last post
  7. Chiller (centrifugal) Mechanics

    Started by DITAW, 05-13-2008 07:02 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 6,335
    05-23-2008, 09:06 PM Go to last post
  8. chilled water vs diect expansion system

    Started by coldkeeper1, 04-28-2008 10:02 PM
    • Replies: 12
    • Views: 1,855
    05-23-2008, 07:20 PM Go to last post
  9. Trane Tracker

    Started by cmajerus, 05-22-2008 06:25 PM
    • Replies: 4
    • Views: 833
    05-23-2008, 01:31 PM Go to last post
  10. Oversized evaporator - any problems?

    Started by cooltalk, 05-23-2008 07:44 AM
    • Replies: 4
    • Views: 1,388
    05-23-2008, 12:29 PM Go to last post
  11. air rotation unit

    Started by acguy25, 05-15-2008 09:42 PM
    • Replies: 3
    • Views: 1,860
    05-23-2008, 10:13 AM Go to last post
  12. McQuay McQuestion

    Started by amickracing, 05-19-2008 10:24 PM
    • Replies: 1
    • Views: 807
    05-23-2008, 09:58 AM Go to last post
  13. What do you think?

    Started by Tech07, 05-20-2008 10:59 PM
    • Replies: 12
    • Views: 1,235
    05-23-2008, 01:30 AM Go to last post
  14. Carrier 50BB012410

    Started by sigma, 05-16-2008 11:38 AM
    • Replies: 10
    • Views: 2,109
    05-23-2008, 12:59 AM Go to last post
  15. Voyager "test" mode

    Started by r404a, 05-18-2008 11:49 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,257
    05-23-2008, 12:28 AM Go to last post
    • Replies: 12
    • Views: 1,131
    05-22-2008, 10:07 PM Go to last post
  16. Decade Box

    Started by DrumCrazy, 05-22-2008 02:34 PM
    • Replies: 5
    • Views: 1,309
    05-22-2008, 08:02 PM Go to last post
  17. wiring dia.

    Started by coolerinfrederick, 05-22-2008 05:36 PM
    • Replies: 0
    • Views: 668
    05-22-2008, 05:36 PM Go to last post
  18. Mcquay rps135cla triping out

    Started by coolright, 05-21-2008 07:47 PM
    • Replies: 2
    • Views: 1,302
    05-22-2008, 02:31 PM Go to last post
  19. Animated pics of HVAC equipment?

    Started by Grawburg, 05-21-2008 01:57 PM
    • Replies: 1
    • Views: 1,380
    05-22-2008, 11:38 AM Go to last post
  20. mcquay rfso25cla blowing belts

    Started by joegrind, 01-18-2005 04:26 PM
    • Replies: 11
    • Views: 1,467
    05-22-2008, 11:34 AM Go to last post
  21. 48hj017 problem solved (READ)

    Started by mattthehatt80, 05-20-2008 10:39 PM
    • Replies: 3
    • Views: 794
    05-22-2008, 08:30 AM Go to last post
  22. Trane Tracer Summit Problem

    Started by Charnut, 05-19-2008 09:53 AM
    • Replies: 5
    • Views: 1,214
    05-22-2008, 07:13 AM Go to last post
  23. Trane Help needed.

    Started by J-Fish, 05-16-2008 12:16 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,227
    05-21-2008, 11:29 PM Go to last post
  24. Confused Systecon doesn't like power bumps?

    Started by LightGuy48, 05-18-2008 11:21 AM
    • Replies: 3
    • Views: 1,076
    05-21-2008, 11:14 PM Go to last post
  25. Canatal bankrupt??

    Started by CDNtech, 05-06-2008 09:57 PM
    • Replies: 12
    • Views: 6,899
    05-21-2008, 10:48 PM Go to last post
  26. Help with Powers System 600

    Started by madhat, 05-15-2008 04:57 PM
    • Replies: 6
    • Views: 846
    05-21-2008, 09:46 PM Go to last post
  27. Duct/Grill Requirement?

    Started by hopenhower, 05-20-2008 02:17 PM
    • Replies: 4
    • Views: 768
    05-21-2008, 09:41 PM Go to last post
  28. Delta T for heat wheel?

    Started by Grawburg, 05-21-2008 10:00 AM
    • Replies: 2
    • Views: 776
    05-21-2008, 07:10 PM Go to last post
  29. Looking for a 7 INCH blower, who makes one?

    Started by vintage76, 05-21-2008 11:29 AM
    • Replies: 1
    • Views: 571
    05-21-2008, 02:12 PM Go to last post
  30. pictures of chillers

    Started by DCN289, 05-15-2008 02:21 PM
    • Replies: 6
    • Views: 1,512
    05-21-2008, 11:26 AM Go to last post
  31. Size the medium pressure duct rules?

    Started by yesky, 05-21-2008 09:52 AM
    • Replies: 0
    • Views: 744
    05-21-2008, 09:52 AM Go to last post
  32. Can you figure this out?

    Started by Tech07, 05-17-2008 09:16 PM
    • Replies: 8
    • Views: 1,251
    05-21-2008, 01:28 AM Go to last post
  33. best way to check pressures on a unit when outisde temp is below 70?

    Started by kmgomes, 05-13-2008 08:25 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,893
    05-20-2008, 09:35 PM Go to last post
  34. Unhappy 48hj017 need help pleeeeees

    Started by mattthehatt80, 05-18-2008 08:34 PM
    • Replies: 9
    • Views: 973
    05-20-2008, 08:03 PM Go to last post
  35. Heat trace

    Started by mattm, 05-20-2008 06:43 AM
    • Replies: 1
    • Views: 745
    05-20-2008, 07:20 PM Go to last post
  36. mcquay microtech password

    Started by stanbyyourword, 05-19-2008 04:30 AM
    • Replies: 5
    • Views: 4,883
    05-20-2008, 06:43 PM Go to last post
  37. Water Tower too cold????

    Started by Tommy1010, 05-19-2008 05:06 PM
    • Replies: 8
    • Views: 1,210
    05-20-2008, 05:50 PM Go to last post
  38. ventilation rule of thumb?

    Started by Mikeylikesit, 05-20-2008 01:17 PM
    • Replies: 0
    • Views: 893
    05-20-2008, 01:17 PM Go to last post
  39. York centrifugal

    Started by oly77, 04-30-2008 07:58 AM
    • Replies: 3
    • Views: 1,059
    05-20-2008, 08:31 AM Go to last post
  40. L/s Room Air Requirement

    Started by mykel_dp, 05-07-2008 11:41 PM
    • Replies: 9
    • Views: 1,723
    05-20-2008, 04:21 AM Go to last post
  41. Cooling Tower Maintenance

    Started by acman01, 05-02-2008 10:42 PM
    • Replies: 6
    • Views: 1,391
    05-19-2008, 11:54 PM Go to last post
  42. keep myself dry?

    Started by HvAckid82, 05-17-2008 07:01 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,013
    05-19-2008, 11:05 PM Go to last post
  43. trane model E 4cylinder port locations

    Started by half diced, 05-14-2008 09:57 PM
    • Replies: 3
    • Views: 849
    05-19-2008, 10:15 PM Go to last post
  44. Trane vs. York centrifugal

    Started by facilitiesguy, 02-13-2008 04:21 PM
    13 Pages
    1 2 3 4 5 6 ... 13
    • Replies: 159
    • Views: 37,771
    05-19-2008, 09:25 PM Go to last post
  45. Help on Trane Voyager wiring

    Started by 510sc, 05-11-2008 11:18 AM
    • Replies: 4
    • Views: 2,989
    05-19-2008, 08:08 PM Go to last post
  46. Carrier QEH no starts

    Started by Mikeylikesit, 05-19-2008 12:18 PM
    • Replies: 2
    • Views: 793
    05-19-2008, 07:48 PM Go to last post
  47. Marley tower tranny oil???

    Started by Thayer, 05-01-2008 07:41 PM
    • Replies: 3
    • Views: 840
    05-19-2008, 07:31 PM Go to last post
  48. oil pressure loss

    Started by Fmech, 05-17-2008 11:41 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,755
    05-19-2008, 06:11 PM Go to last post
  49. recovery hose lenght

    Started by katohvac, 05-18-2008 04:39 PM
    • Replies: 7
    • Views: 905
    05-19-2008, 04:53 PM Go to last post

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