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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: 12,264
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,508
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Anyone know about PSE flowsensors?

    Started by 2kool, 05-27-2008 12:00 AM
    • Replies: 0
    • Views: 473
    05-27-2008, 12:00 AM Go to last post
  3. for all you northeners!

    Started by gandm, 05-23-2008 06:07 PM
    • Replies: 2
    • Views: 908
    05-26-2008, 07:23 PM Go to last post
  4. Smile Rhony

    Started by Rhony, 05-26-2008 02:46 PM
    • Replies: 0
    • Views: 578
    05-26-2008, 02:46 PM Go to last post
  5. Humidity grain calculator

    Started by madhat, 05-26-2008 10:20 AM
    • Replies: 2
    • Views: 3,500
    05-26-2008, 12:56 PM Go to last post
  6. Carrier 19dk chiller

    Started by Relaygirl, 05-03-2008 05:47 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 9,858
    05-26-2008, 11:54 AM Go to last post
  7. ABB VFD cable question

    Started by maxster, 05-24-2008 08:43 PM
    • Replies: 5
    • Views: 1,584
    05-25-2008, 07:53 PM Go to last post
  8. York YK Class

    Started by traverse tech, 05-24-2008 12:26 PM
    • Replies: 7
    • Views: 1,109
    05-25-2008, 03:28 PM Go to last post
  9. Carrier Chiller

    Started by theycallmethefireman, 05-06-2008 05:35 PM
    • Replies: 10
    • Views: 3,155
    05-25-2008, 11:46 AM Go to last post
  10. A/C Design for Church

    Started by danc123, 05-23-2008 10:31 PM
    • Replies: 2
    • Views: 739
    05-25-2008, 10:58 AM Go to last post
  11. blockage?

    Started by cool_tech, 05-21-2008 07:21 AM
    • Replies: 5
    • Views: 1,040
    05-25-2008, 10:05 AM Go to last post
  12. evaporative cooler

    Started by zana, 05-24-2008 03:06 AM
    • Replies: 4
    • Views: 780
    05-25-2008, 02:21 AM Go to last post
  13. York YTG1A4C3-CKH

    Started by Chillyday, 05-14-2008 07:34 PM
    • Replies: 2
    • Views: 778
    05-24-2008, 11:41 PM Go to last post
  14. Centrifugal / Screw Operation and Maintenance Seminar

    Started by Ph-D, 05-24-2008 06:36 AM
    • Replies: 1
    • Views: 719
    05-24-2008, 03:56 PM Go to last post
  15. "Charging" question

    Started by Tommy1010, 05-22-2008 07:51 PM
    • Replies: 11
    • Views: 1,518
    05-24-2008, 01:07 PM Go to last post
  16. Trane Chiller

    Started by allstar08, 05-14-2008 09:43 PM
    • Replies: 11
    • Views: 2,308
    05-24-2008, 12:34 PM Go to last post
  17. Carrier 30XA

    Started by ga1279, 05-23-2008 09:19 PM
    • Replies: 2
    • Views: 834
    05-24-2008, 08:57 AM Go to last post
  18. Carrier 48AKT020 AC 111 HJ

    Started by Entity, 04-15-2008 10:52 PM
    • Replies: 7
    • Views: 1,182
    05-23-2008, 10:16 PM Go to last post
  19. carrier 3v board giving me problems

    Started by YseeY, 04-19-2008 09:28 PM
    • Replies: 5
    • Views: 1,097
    05-23-2008, 10:07 PM Go to last post
  20. rtaa piston problem

    Started by pipefitter2005, 05-22-2008 10:03 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,978
    05-23-2008, 09:50 PM Go to last post
  21. AAonecat32 password

    Started by DBSLLC, 05-23-2008 09:44 PM
    • Replies: 0
    • Views: 2,052
    05-23-2008, 09:44 PM Go to last post
  22. 30HK 040 High Pressure Fault

    Started by tunaguy, 05-20-2008 02:35 AM
    • Replies: 3
    • Views: 999
    05-23-2008, 09:36 PM Go to last post
    • Replies: 1
    • Views: 671
    05-23-2008, 09:08 PM Go to last post
  23. Chiller (centrifugal) Mechanics

    Started by DITAW, 05-13-2008 07:02 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 6,770
    05-23-2008, 09:06 PM Go to last post
  24. chilled water vs diect expansion system

    Started by coldkeeper1, 04-28-2008 10:02 PM
    • Replies: 12
    • Views: 1,947
    05-23-2008, 07:20 PM Go to last post
  25. Trane Tracker

    Started by cmajerus, 05-22-2008 06:25 PM
    • Replies: 4
    • Views: 860
    05-23-2008, 01:31 PM Go to last post
  26. Oversized evaporator - any problems?

    Started by cooltalk, 05-23-2008 07:44 AM
    • Replies: 4
    • Views: 1,428
    05-23-2008, 12:29 PM Go to last post
  27. air rotation unit

    Started by acguy25, 05-15-2008 09:42 PM
    • Replies: 3
    • Views: 1,941
    05-23-2008, 10:13 AM Go to last post
  28. McQuay McQuestion

    Started by amickracing, 05-19-2008 10:24 PM
    • Replies: 1
    • Views: 817
    05-23-2008, 09:58 AM Go to last post
  29. What do you think?

    Started by Tech07, 05-20-2008 10:59 PM
    • Replies: 12
    • Views: 1,255
    05-23-2008, 01:30 AM Go to last post
  30. Carrier 50BB012410

    Started by sigma, 05-16-2008 11:38 AM
    • Replies: 10
    • Views: 2,251
    05-23-2008, 12:59 AM Go to last post
  31. Voyager "test" mode

    Started by r404a, 05-18-2008 11:49 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,369
    05-23-2008, 12:28 AM Go to last post
    • Replies: 12
    • Views: 1,145
    05-22-2008, 10:07 PM Go to last post
  32. Decade Box

    Started by DrumCrazy, 05-22-2008 02:34 PM
    • Replies: 5
    • Views: 1,411
    05-22-2008, 08:02 PM Go to last post
  33. wiring dia.

    Started by coolerinfrederick, 05-22-2008 05:36 PM
    • Replies: 0
    • Views: 704
    05-22-2008, 05:36 PM Go to last post
  34. Mcquay rps135cla triping out

    Started by coolright, 05-21-2008 07:47 PM
    • Replies: 2
    • Views: 1,387
    05-22-2008, 02:31 PM Go to last post
  35. Animated pics of HVAC equipment?

    Started by Grawburg, 05-21-2008 01:57 PM
    • Replies: 1
    • Views: 1,425
    05-22-2008, 11:38 AM Go to last post
  36. mcquay rfso25cla blowing belts

    Started by joegrind, 01-18-2005 04:26 PM
    • Replies: 11
    • Views: 1,504
    05-22-2008, 11:34 AM Go to last post
  37. 48hj017 problem solved (READ)

    Started by mattthehatt80, 05-20-2008 10:39 PM
    • Replies: 3
    • Views: 836
    05-22-2008, 08:30 AM Go to last post
  38. Trane Tracer Summit Problem

    Started by Charnut, 05-19-2008 09:53 AM
    • Replies: 5
    • Views: 1,307
    05-22-2008, 07:13 AM Go to last post
  39. Trane Help needed.

    Started by J-Fish, 05-16-2008 12:16 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,481
    05-21-2008, 11:29 PM Go to last post
  40. Confused Systecon doesn't like power bumps?

    Started by LightGuy48, 05-18-2008 11:21 AM
    • Replies: 3
    • Views: 1,124
    05-21-2008, 11:14 PM Go to last post
  41. Canatal bankrupt??

    Started by CDNtech, 05-06-2008 09:57 PM
    • Replies: 12
    • Views: 7,179
    05-21-2008, 10:48 PM Go to last post
  42. Help with Powers System 600

    Started by madhat, 05-15-2008 04:57 PM
    • Replies: 6
    • Views: 896
    05-21-2008, 09:46 PM Go to last post
  43. Duct/Grill Requirement?

    Started by hopenhower, 05-20-2008 02:17 PM
    • Replies: 4
    • Views: 771
    05-21-2008, 09:41 PM Go to last post
  44. Delta T for heat wheel?

    Started by Grawburg, 05-21-2008 10:00 AM
    • Replies: 2
    • Views: 831
    05-21-2008, 07:10 PM Go to last post
  45. Looking for a 7 INCH blower, who makes one?

    Started by vintage76, 05-21-2008 11:29 AM
    • Replies: 1
    • Views: 582
    05-21-2008, 02:12 PM Go to last post
  46. pictures of chillers

    Started by DCN289, 05-15-2008 02:21 PM
    • Replies: 6
    • Views: 1,554
    05-21-2008, 11:26 AM Go to last post
  47. Size the medium pressure duct rules?

    Started by yesky, 05-21-2008 09:52 AM
    • Replies: 0
    • Views: 781
    05-21-2008, 09:52 AM Go to last post
  48. Can you figure this out?

    Started by Tech07, 05-17-2008 09:16 PM
    • Replies: 8
    • Views: 1,264
    05-21-2008, 01:28 AM Go to last post
  49. 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: 1,987
    05-20-2008, 09:35 PM Go to last post

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