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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: 6,215
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 5,305
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

    • Replies: 1
    • Views: 550
    04-17-2013, 12:11 PM Go to last post
    • Replies: 2
    • Views: 589
    04-17-2013, 06:05 AM Go to last post
  2. Viconics thermostat

    Started by Dalton92, 04-09-2013 01:00 PM
    • Replies: 8
    • Views: 1,736
    04-11-2013, 11:37 AM Go to last post
  3. external control

    Started by Jeff the Brewer, 04-10-2013 01:14 PM
    • Replies: 0
    • Views: 543
    04-10-2013, 01:14 PM Go to last post
  4. for Andy Schoen of Sporlan

    Started by jayguy, 08-24-2007 10:21 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,351
    04-08-2013, 09:09 PM Go to last post
  5. Strong sewer smell in office building

    Started by bikenbc, 03-21-2013 07:08 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 5,771
    04-07-2013, 07:51 PM Go to last post
  6. Saltwater in refer system?

    Started by Captain Mike, 04-03-2013 10:01 PM
    • Replies: 9
    • Views: 928
    04-04-2013, 08:35 PM Go to last post
  7. Variable Chilled Water Flow conversion

    Started by ewmoore85, 03-18-2013 12:32 PM
    • Replies: 9
    • Views: 1,338
    04-03-2013, 07:38 PM Go to last post
  8. Question Rooftop unit - shut down during winter?

    Started by gabrielr, 03-29-2013 12:28 PM
    • Replies: 7
    • Views: 1,706
    04-02-2013, 10:31 AM Go to last post
  9. Newbie stuff, but what kind of system do I have?

    Started by PM5K, 03-28-2013 06:16 PM
    • Replies: 5
    • Views: 815
    03-29-2013, 02:20 PM Go to last post
  10. cooling from refrigerated cases?

    Started by Sweetnighter, 03-28-2013 09:04 AM
    • Replies: 1
    • Views: 545
    03-28-2013, 10:07 PM Go to last post
  11. RAYPAK MVB BOILER

    Started by Jersey Boy, 04-28-2011 03:10 PM
    • Replies: 8
    • Views: 2,205
    03-28-2013, 08:42 PM Go to last post
    • Replies: 0
    • Views: 621
    03-28-2013, 01:54 PM Go to last post
  12. TRANE liquid level tank leak.

    Started by sajidsgn, 03-18-2013 03:54 PM
    • Replies: 2
    • Views: 767
    03-25-2013, 10:20 PM Go to last post
  13. Smile How to deciper Trane Date Code

    Started by goldteabean, 03-21-2013 07:41 PM
    • Replies: 2
    • Views: 1,450
    03-22-2013, 06:09 PM Go to last post
    • Replies: 2
    • Views: 730
    03-22-2013, 01:51 PM Go to last post
  14. Chilled water closed loop

    Started by crackerman, 03-17-2013 09:55 AM
    chilled water, chillers
    • Replies: 4
    • Views: 952
    03-21-2013, 06:39 PM Go to last post
  15. Wrench1

    Started by Wrench1, 03-21-2013 01:29 PM
    • Replies: 0
    • Views: 613
    03-21-2013, 01:29 PM Go to last post
  16. carrier chillers

    Started by dennis golic, 03-20-2013 01:37 PM
    • Replies: 1
    • Views: 798
    03-20-2013, 09:59 PM Go to last post
  17. Height of air duct inside warehouse

    Started by Hasny, 12-10-2012 09:41 AM
    • Replies: 2
    • Views: 1,131
    03-20-2013, 08:25 PM Go to last post
  18. Confused Phase rotation reversed

    Started by HVACAMAR, 03-13-2013 12:25 PM
    • Replies: 10
    • Views: 1,793
    03-20-2013, 08:19 PM Go to last post
  19. Heat Pump Sizing

    Started by mspmushrooms, 03-19-2013 11:54 PM
    • Replies: 0
    • Views: 638
    03-19-2013, 11:54 PM Go to last post
  20. Trane chiller oil return line iceing up.

    Started by jimmyd5, 03-17-2013 10:21 AM
    • Replies: 4
    • Views: 1,025
    03-19-2013, 07:16 PM Go to last post
  21. Confused Managing static pressure

    Started by ctom, 03-17-2013 05:05 PM
    • Replies: 7
    • Views: 1,261
    03-18-2013, 09:21 PM Go to last post
  22. Old Pepsi Machine Compressor

    Started by HOPPEL, 03-13-2013 02:16 PM
    • Replies: 3
    • Views: 1,488
    03-16-2013, 10:45 PM Go to last post
  23. Daikin’s VRVIII system

    Started by 50Panhead, 12-07-2012 10:57 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 6,789
    03-15-2013, 05:33 PM Go to last post
  24. Arrow VAV vs VVT

    Started by dneil75, 01-26-2005 01:39 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 44,021
    03-11-2013, 09:54 PM Go to last post
  25. Taking suggestions for a good direction

    Started by rjk42, 01-19-2013 06:25 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,151
    03-09-2013, 07:33 AM Go to last post
  26. CVHF surging

    Started by murphman, 04-12-2009 09:28 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 5,432
    03-05-2013, 08:21 PM Go to last post
    • Replies: 9
    • Views: 2,217
    03-05-2013, 11:20 AM Go to last post
  27. Question Glycol chilled water loop question

    Started by wccfgene, 01-25-2007 08:25 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 9,333
    03-03-2013, 12:24 PM Go to last post
  28. Ductless Ceiling Mounted Air Deflector

    Started by powerray, 02-28-2013 04:23 PM
    • Replies: 1
    • Views: 1,046
    03-03-2013, 09:01 AM Go to last post
  29. VOC problem, are ERV that efficient?

    Started by Thurnau, 04-01-2010 08:47 AM
    • Replies: 9
    • Views: 1,704
    03-02-2013, 10:37 AM Go to last post
  30. Water side economizer issues

    Started by LCJ, 03-02-2013 10:36 AM
    • Replies: 0
    • Views: 594
    03-02-2013, 10:36 AM Go to last post
    • Replies: 23
    • Views: 4,533
    02-26-2013, 08:42 PM Go to last post
  31. Metasys AHU Issues

    Started by justtoofast1968, 02-22-2013 11:12 PM
    • Replies: 4
    • Views: 1,346
    02-23-2013, 08:16 PM Go to last post
  32. Confused major RTU electrical issues!

    Started by davyboy, 02-21-2013 03:05 PM
    • Replies: 5
    • Views: 1,231
    02-22-2013, 12:11 AM Go to last post
  33. Klimaire minisplit freezing up.

    Started by hockey4848, 02-19-2013 08:45 PM
    • Replies: 5
    • Views: 1,782
    02-20-2013, 08:50 AM Go to last post
  34. RTU trouble

    Started by bubb1957, 01-27-2013 07:08 AM
    • Replies: 7
    • Views: 1,595
    02-19-2013, 06:59 PM Go to last post
    • Replies: 3
    • Views: 1,084
    02-19-2013, 01:52 AM Go to last post
  35. Gas Smell at start up

    Started by Tommyzirk, 12-20-2012 11:55 AM
    • Replies: 6
    • Views: 2,752
    02-17-2013, 10:44 AM Go to last post
    • Replies: 2
    • Views: 870
    02-15-2013, 03:28 AM Go to last post
  36. Geo, Compressor, Zones

    Started by Gavindale, 02-10-2013 03:33 PM
    • Replies: 7
    • Views: 1,015
    02-13-2013, 02:21 PM Go to last post
  37. Raytec tube heaters

    Started by book, 05-01-2006 11:41 PM
    • Replies: 4
    • Views: 2,852
    02-12-2013, 10:20 PM Go to last post
  38. needing a little help

    Started by stiremup, 02-06-2013 11:08 PM
    • Replies: 8
    • Views: 1,435
    02-12-2013, 08:13 PM Go to last post
  39. Special Thermostat Guards

    Started by jorbjorb, 02-08-2013 10:39 AM
    • Replies: 2
    • Views: 796
    02-08-2013, 04:00 PM Go to last post
  40. Water Treatment...

    Started by rotaryfrk, 11-09-2007 01:58 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 3,827
    02-06-2013, 10:14 PM Go to last post
  41. Confused how to get rid of residual burnt odour?

    Started by davyboy, 01-31-2013 01:03 PM
    • Replies: 3
    • Views: 1,090
    01-31-2013, 07:41 PM Go to last post
    • Replies: 6
    • Views: 1,384
    01-30-2013, 06:52 AM Go to last post
  42. Choosing a VRF for a hotel. Advice needed...

    Started by norad, 01-19-2013 09:12 AM
    • Replies: 1
    • Views: 1,519
    01-29-2013, 09:16 PM Go to last post

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