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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 4,248
    10-31-2011, 07:41 PM Go to last post
  2. Sticky Thread Sticky: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:37 PM
    • Replies: 0
    • Views: 3,541
    10-31-2011, 07:37 PM Go to last post
  1. Rule of thumb: Sq Ft per ton of A/C

    Started by Possumking, 09-04-2008 08:02 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 115,006
    03-13-2012, 09:18 PM Go to last post
  2. cfm's in a ton

    Started by hootie, 04-03-2007 01:25 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 61,350
    09-13-2009, 12:05 AM Go to last post
  3. Hmm Trane Model Numbers?

    Started by Paulio, 03-09-2008 11:02 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 53,381
    04-22-2012, 04:19 PM Go to last post
  4. Icing up due to overcharge?

    Started by hsteiner, 04-03-2005 10:05 AM
    12 Pages
    1 2 3 4 5 6 ... 12
    • Replies: 150
    • Views: 47,394
    08-01-2012, 08:21 PM Go to last post
  5. Where are you from?

    Started by _knight_, 08-17-2006 09:13 AM
    27 Pages
    1 2 3 4 5 6 ... 27
    • Replies: 339
    • Views: 44,572
    04-12-2009, 01:43 PM Go to last post
  6. York/Coleman model nomenclature

    Started by GenoMan, 06-13-2007 02:18 PM
    • Replies: 12
    • Views: 40,027
    12-17-2010, 10:28 AM Go to last post
  7. Trouble shooting Mr. Slim?

    Started by george42, 05-30-2004 02:55 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 40,002
    08-03-2004, 04:12 AM Go to last post
  8. Arrow VAV vs VVT

    Started by dneil75, 01-26-2005 12:39 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 37,502
    03-11-2013, 09:54 PM Go to last post
  9. York Ycas Chiller Failures

    Started by acjourneyman, 10-25-2007 08:26 PM
    12 Pages
    1 2 3 4 5 6 ... 12
    • Replies: 153
    • Views: 36,489
    01-31-2011, 02:50 PM Go to last post
  10. York Tonnage by Model Number?

    Started by bby, 05-28-2008 05:20 PM
    • Replies: 5
    • Views: 33,134
    05-28-2008, 11:29 PM Go to last post
  11. How a CRAC unit works -- DC

    Started by Boots22, 04-02-2007 02:46 PM
    • Replies: 12
    • Views: 30,628
    04-06-2007, 11:30 AM Go to last post
  12. are YORK techs bailing?

    Started by streetsmarts, 10-08-2006 11:30 AM
    17 Pages
    1 2 3 4 5 6 ... 17
    • Replies: 208
    • Views: 30,036
    12-06-2008, 08:40 AM Go to last post
  13. Confused Fan External Static Pressure??

    Started by starter, 04-24-2006 12:01 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 28,779
    05-28-2009, 05:03 PM Go to last post
  14. Confused Unlocking a Trane Thermostat

    Started by hjana1978, 01-11-2005 04:18 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 27,116
    10-29-2011, 02:12 AM Go to last post
  15. Sensible vs Latent heat

    Started by DCN289, 03-13-2008 12:28 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 26,311
    03-26-2008, 11:36 PM Go to last post
    • Replies: 77
    • Views: 26,163
    07-22-2012, 05:58 PM Go to last post
  16. Confused out of ideas

    Started by fruecrue, 12-23-2009 07:20 PM
    29 Pages
    1 2 3 4 5 6 ... 29
    • Replies: 374
    • Views: 24,463
    05-18-2010, 05:53 PM Go to last post
  17. Trane vs. York centrifugal

    Started by facilitiesguy, 02-13-2008 03:21 PM
    13 Pages
    1 2 3 4 5 6 ... 13
    • Replies: 159
    • Views: 23,765
    05-19-2008, 09:25 PM Go to last post
  18. daikin vs mitsubishi

    Started by kaehvac, 02-21-2008 08:47 AM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 23,075
    10-04-2011, 09:57 AM Go to last post
  19. Circuit Setter

    Started by etheric999, 12-09-2007 06:00 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 23,022
    11-28-2010, 01:30 PM Go to last post
  20. Honeywell fire/smoke damper actuators

    Started by who cares, 11-15-2005 10:59 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 22,704
    02-24-2012, 07:46 PM Go to last post
  21. Question CFM per room per person

    Started by propmanage, 11-28-2006 07:26 AM
    • Replies: 7
    • Views: 22,160
    11-28-2006, 01:04 PM Go to last post
  22. Digital/Online Ductulator

    Started by marauderx, 06-26-2007 01:08 PM
    • Replies: 8
    • Views: 21,666
    12-30-2009, 01:20 AM Go to last post
  23. Question TurboCore

    Started by seawolf 1, 03-14-2006 08:01 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 87
    • Views: 21,544
    02-24-2008, 12:43 PM Go to last post
  24. Condensing units vs dry coolers?

    Started by Grawburg, 06-21-2008 03:47 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 21,032
    12-30-2011, 01:14 PM Go to last post
  25. high suction pressure

    Started by chillout, 07-18-2004 11:42 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 20,700
    10-20-2011, 10:01 PM Go to last post
  26. BTU/hr calculation

    Started by pwn01, 08-03-2007 11:22 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 20,287
    09-01-2007, 05:13 PM Go to last post
  27. Mitsubishi City Multi

    Started by ajpackman, 03-07-2006 02:40 PM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 20,157
    04-27-2011, 07:54 PM Go to last post
  28. Carrier chillers --- Approach temperatures

    Started by licensed to chill, 07-14-2008 06:44 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 18,741
    07-10-2009, 01:35 AM Go to last post
  29. How does Hot Gas By Pass function???

    Started by colinyan, 09-09-2004 07:25 AM
    • Replies: 7
    • Views: 18,402
    09-10-2004, 11:40 AM Go to last post
  30. how to convert tons to kw

    Started by amustafa, 03-08-2010 09:13 AM
    • Replies: 5
    • Views: 17,847
    03-17-2010, 08:27 AM Go to last post
    • Replies: 11
    • Views: 17,574
    11-11-2009, 06:08 PM Go to last post
  31. Pressure checking a Propane Line

    Started by Gebo, 02-02-2008 06:26 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 17,146
    02-04-2008, 07:43 PM Go to last post
  32. TRANE Tech Support

    Started by pete_d, 05-13-2008 11:50 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 17,122
    05-19-2008, 09:34 AM Go to last post
  33. What local are you from?

    Started by wonder_boy, 12-20-2005 08:49 PM
    13 Pages
    1 2 3 4 5 6 ... 13
    • Replies: 156
    • Views: 16,979
    05-26-2006, 08:52 PM Go to last post
  34. Frown munchkin trouble

    Started by bchh, 12-17-2006 12:10 PM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 16,564
    04-28-2010, 11:24 PM Go to last post
  35. Need nomenclature list for Trane SFCB-C104

    Started by 88fred, 06-02-2007 01:27 PM
    • Replies: 7
    • Views: 15,932
    05-31-2011, 09:40 AM Go to last post
  36. Just read and reply

    Started by Dowadudda, 03-13-2004 11:55 AM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 89
    • Views: 15,710
    06-05-2005, 08:42 AM Go to last post
  37. VRF- Variable Refrigerant Flow systems

    Started by gmcd, 12-19-2006 05:23 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 15,330
    05-05-2011, 07:06 PM Go to last post
  38. Liebert CRAC unit - short cycle problem

    Started by Hutch, 07-15-2009 01:09 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 15,287
    10-03-2011, 08:52 PM Go to last post
  39. high head pressure

    Started by mfi, 06-09-2006 09:27 PM
    • Replies: 11
    • Views: 15,255
    01-01-2012, 07:23 AM Go to last post
  40. Lochinvar Boiler Flame Failure Problem

    Started by jogas, 03-08-2007 04:48 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 15,254
    10-06-2007, 08:49 PM Go to last post
  41. quantity of chilled water required?

    Started by gladstone, 02-27-2005 03:32 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 14,643
    05-15-2008, 12:05 PM Go to last post
  42. pay scale?

    Started by ali10, 05-14-2004 04:00 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 112
    • Views: 14,621
    08-15-2008, 06:14 PM Go to last post
  43. 3 phase compressor check

    Started by Ricky Dale, 10-31-2009 01:34 AM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 102
    • Views: 14,101
    01-04-2010, 07:15 PM Go to last post
  44. Trane CVHE Teardown Manual

    Started by nh3engineer, 04-16-2008 04:57 AM
    5 Pages
    1 2 3 4 5
    • Replies: 57
    • Views: 14,082
    07-26-2008, 12:44 AM Go to last post
  45. King valve

    Started by hotsummer101, 08-11-2005 11:55 AM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 13,892
    02-28-2011, 07:08 PM Go to last post
  46. Trane rooftop units

    Started by hvac2379, 10-11-2006 11:56 AM
    5 Pages
    1 2 3 4 5
    • Replies: 58
    • Views: 13,866
    04-10-2007, 10:29 PM Go to last post
  47. Computer Heat Output

    Started by xac33ncsu, 11-07-2006 12:45 PM
    • Replies: 8
    • Views: 13,841
    11-09-2006, 04:14 PM Go to last post
  48. Smile Turbocor Problems

    Started by turbo geek, 10-21-2006 09:38 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 13,700
    06-26-2013, 05:15 PM Go to last post

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