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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: 8,592
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 7,428
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Carrier Centurion 50HG - FIOP Code AG

    Started by salgadolr, 05-24-2013 11:05 AM
    • Replies: 2
    • Views: 955
    05-30-2013, 10:04 AM Go to last post
  3. TRANE Voyager Economizer UEM Module quetion

    Started by wsc, 08-02-2011 04:43 PM
    • Replies: 4
    • Views: 2,584
    05-30-2013, 06:41 AM Go to last post
  4. GE Vaportran Transformers

    Started by b-man, 01-29-2011 11:56 AM
    • Replies: 2
    • Views: 2,199
    05-30-2013, 05:38 AM Go to last post
    • Replies: 7
    • Views: 1,241
    05-29-2013, 10:02 PM Go to last post
  5. Objections to adding VFD's to CV AHUs?

    Started by Drogden, 05-28-2013 01:15 PM
    • Replies: 3
    • Views: 829
    05-29-2013, 03:34 PM Go to last post
  6. 30XA discharge ball valve leaking

    Started by skydiver79, 02-04-2009 08:20 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,447
    05-29-2013, 02:03 PM Go to last post
  7. Refrigerant piping fittings

    Started by Mohammed Nofal, 05-23-2013 12:37 AM
    • Replies: 4
    • Views: 2,111
    05-29-2013, 01:39 AM Go to last post
    • Replies: 5
    • Views: 1,248
    05-28-2013, 06:04 AM Go to last post
  8. Task Model TGU

    Started by hitesh8688, 05-27-2013 05:47 AM
    • Replies: 1
    • Views: 1,160
    05-27-2013, 07:44 AM Go to last post
    • Replies: 8
    • Views: 2,480
    05-26-2013, 07:34 PM Go to last post
    • Replies: 14
    • Views: 1,942
    05-25-2013, 10:26 AM Go to last post
  9. Trane 10 ton Hi Eff RTU Model TSC120E nuisance alarm

    Started by Joe V, 05-20-2013 12:27 PM
    • Replies: 1
    • Views: 914
    05-20-2013, 05:27 PM Go to last post
  10. Confused I need HELP with energy sheets in florida!!

    Started by TMarco, 05-17-2013 04:49 PM
    • Replies: 0
    • Views: 555
    05-17-2013, 04:49 PM Go to last post
  11. ALC/Delta Integration

    Started by ControlStudent, 05-17-2013 09:35 AM
    • Replies: 0
    • Views: 529
    05-17-2013, 09:35 AM Go to last post
  12. Hmm Copeland Scroll Compressors

    Started by gbathunder, 05-10-2013 10:33 AM
    • Replies: 2
    • Views: 1,337
    05-10-2013, 05:53 PM Go to last post
  13. Data Aire Mod: DACD-4034 Condensate Issue

    Started by KM1400, 05-10-2013 11:56 AM
    • Replies: 1
    • Views: 871
    05-10-2013, 05:30 PM Go to last post
  14. Question VTAC manufacturers

    Started by florida pe, 06-25-2007 03:14 PM
    • Replies: 6
    • Views: 5,932
    05-09-2013, 09:41 PM Go to last post
  15. Turbocore questions

    Started by EddieH, 04-28-2013 07:57 PM
    • Replies: 4
    • Views: 1,169
    05-08-2013, 09:34 PM Go to last post
  16. Alter cc6400 with nst v

    Started by WTC, 05-08-2013 10:40 AM
    • Replies: 0
    • Views: 550
    05-08-2013, 10:40 AM Go to last post
    • Replies: 2
    • Views: 964
    05-04-2013, 11:00 PM Go to last post
    • Replies: 0
    • Views: 675
    05-04-2013, 12:42 AM Go to last post
  17. York Chiller (YT) Coupling Damage

    Started by snsici, 05-02-2013 02:26 AM
    • Replies: 4
    • Views: 1,852
    05-03-2013, 05:14 AM Go to last post
  18. York manual for zf090n15n2 ryu

    Started by leaker2, 05-01-2013 10:23 PM
    • Replies: 1
    • Views: 654
    05-02-2013, 09:40 AM Go to last post
  19. Question Mcquay Screw

    Started by chillerguru, 07-28-2004 12:57 AM
    • Replies: 12
    • Views: 3,738
    05-01-2013, 08:18 PM Go to last post
    • Replies: 3
    • Views: 1,500
    04-30-2013, 03:32 PM Go to last post
  20. Carrier master/slave communication

    Started by tmkllr, 04-26-2013 04:04 AM
    • Replies: 3
    • Views: 1,358
    04-28-2013, 12:18 PM Go to last post
  21. York YT shaft seal replacement procedure?

    Started by fixerup, 04-01-2009 04:34 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 9,800
    04-28-2013, 06:48 AM Go to last post
  22. 6.5 tons for sub 1000sq ft restaurant?

    Started by evoluzione, 04-23-2013 08:12 AM
    • Replies: 8
    • Views: 1,170
    04-28-2013, 06:34 AM Go to last post
  23. Typical Chiller Parameters

    Started by Animax007, 04-23-2013 05:48 AM
    • Replies: 2
    • Views: 1,879
    04-27-2013, 10:33 PM Go to last post
  24. HVAC Compressor overload question

    Started by m3rheino, 04-25-2013 04:04 PM
    • Replies: 3
    • Views: 1,371
    04-27-2013, 10:47 AM Go to last post
  25. extract fan motor making noise.

    Started by bellaman, 04-25-2013 10:28 AM
    • Replies: 1
    • Views: 569
    04-25-2013, 01:58 PM Go to last post
  26. Trane GBAS 0-5VDC with Siemens Apogee

    Started by bgmncwj, 04-24-2013 08:37 PM
    • Replies: 0
    • Views: 918
    04-24-2013, 08:37 PM Go to last post
  27. Heat/Cool multiple areas without zoning

    Started by rankhornjp, 03-20-2013 12:20 PM
    • Replies: 6
    • Views: 1,188
    04-22-2013, 05:53 PM Go to last post
  28. Swapping r-22 for r-12

    Started by Bobby67, 03-24-2013 01:52 PM
    • Replies: 12
    • Views: 1,972
    04-21-2013, 08:58 AM Go to last post
  29. Confused Portland OR C store Daikin vs MHI or a new HVAC?

    Started by gbrawley, 04-16-2013 10:03 AM
    • Replies: 2
    • Views: 1,006
    04-20-2013, 01:41 AM Go to last post
    • Replies: 4
    • Views: 2,405
    04-19-2013, 07:35 PM Go to last post
  30. Honeywell Subbase question

    Started by twobad, 04-18-2013 10:41 AM
    • Replies: 5
    • Views: 1,018
    04-19-2013, 10:31 AM Go to last post
  31. Any HVAC guys near Madison, WI

    Started by dspiffy, 04-19-2013 01:51 AM
    • Replies: 0
    • Views: 600
    04-19-2013, 01:51 AM Go to last post
    • Replies: 0
    • Views: 1,105
    04-17-2013, 08:23 PM Go to last post
    • Replies: 1
    • Views: 661
    04-17-2013, 12:11 PM Go to last post
    • Replies: 2
    • Views: 722
    04-17-2013, 06:05 AM Go to last post
  32. Viconics thermostat

    Started by Dalton92, 04-09-2013 01:00 PM
    • Replies: 8
    • Views: 2,286
    04-11-2013, 11:37 AM Go to last post
  33. external control

    Started by Jeff the Brewer, 04-10-2013 01:14 PM
    • Replies: 0
    • Views: 653
    04-10-2013, 01:14 PM Go to last post
  34. for Andy Schoen of Sporlan

    Started by jayguy, 08-24-2007 10:21 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,881
    04-08-2013, 09:09 PM Go to last post
  35. Strong sewer smell in office building

    Started by bikenbc, 03-21-2013 07:08 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 7,987
    04-07-2013, 07:51 PM Go to last post
  36. Saltwater in refer system?

    Started by Captain Mike, 04-03-2013 10:01 PM
    • Replies: 9
    • Views: 1,188
    04-04-2013, 08:35 PM Go to last post
  37. Variable Chilled Water Flow conversion

    Started by ewmoore85, 03-18-2013 12:32 PM
    • Replies: 9
    • Views: 1,617
    04-03-2013, 07:38 PM Go to last post
  38. Question Rooftop unit - shut down during winter?

    Started by gabrielr, 03-29-2013 12:28 PM
    • Replies: 7
    • Views: 2,094
    04-02-2013, 10:31 AM Go to last post
  39. Newbie stuff, but what kind of system do I have?

    Started by PM5K, 03-28-2013 06:16 PM
    • Replies: 5
    • Views: 988
    03-29-2013, 02:20 PM Go to last post

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