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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. 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: 3,081
    10-31-2011, 07:37 PM Go to last post
  2. Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 3,750
    10-31-2011, 07:41 PM Go to last post
  1. 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: 21,430
    05-18-2010, 05:53 PM Go to last post
  2. 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: 42,086
    04-12-2009, 01:43 PM Go to last post
  3. 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: 28,670
    12-06-2008, 08:40 AM Go to last post
  4. 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: 21,687
    05-19-2008, 09:25 PM Go to last post
  5. 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: 16,490
    05-26-2006, 08:52 PM Go to last post
  6. New Tech Question?

    Started by lethal52, 04-16-2007 07:02 PM
    12 Pages
    1 2 3 4 5 6 ... 12
    • Replies: 153
    • Views: 7,127
    06-04-2007, 09:39 PM Go to last post
  7. 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: 32,436
    01-31-2011, 02:50 PM Go to last post
  8. 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: 40,831
    08-01-2012, 08:21 PM Go to last post
  9. need help very bad on 15hp carlysle

    Started by mattthehatt80, 09-02-2009 06:44 PM
    11 Pages
    1 2 3 4 5 6 ... 11
    • Replies: 142
    • Views: 5,272
    09-12-2009, 08:44 PM Go to last post
  10. Has any one been shocked by 460v, it aint fun.

    Started by refer guy, 08-04-2007 11:50 AM
    10 Pages
    1 2 3 4 5 6 ... 10
    • Replies: 122
    • Views: 7,635
    08-14-2007, 07:06 AM Go to last post
  11. Carrier getting GPS TRACKERS

    Started by carriermechanic, 01-28-2008 05:49 PM
    10 Pages
    1 2 3 4 5 6 ... 10
    • Replies: 121
    • Views: 11,847
    01-26-2012, 08:51 PM Go to last post
  12. Tracking my van WTF!!

    Started by blackbelt3677, 06-13-2008 07:07 PM
    10 Pages
    1 2 3 4 5 6 ... 10
    • Replies: 117
    • Views: 10,614
    08-10-2008, 11:26 PM Go to last post
  13. pay scale?

    Started by ali10, 05-14-2004 04:00 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 112
    • Views: 13,539
    08-15-2008, 06:14 PM Go to last post
  14. I gots to gets paid!

    Started by mike4hvac, 07-27-2005 09:33 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 110
    • Views: 6,079
    08-12-2005, 01:14 AM Go to last post
  15. Question UA STAR Certification

    Started by softtail, 03-22-2007 08:39 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 108
    • Views: 7,819
    04-04-2007, 08:17 PM Go to last post
  16. MINORITIES IN COMMERCIAL HVAC?

    Started by supertek65, 03-04-2009 10:00 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 108
    • Views: 6,007
    04-10-2009, 11:50 AM Go to last post
  17. Angry DIGI-COOL INSTRUMETRIX TEST INSTRUMENTS

    Started by JKD, 07-21-2010 08:25 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 108
    • Views: 6,074
    10-05-2010, 04:03 AM Go to last post
  18. 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: 11,700
    01-04-2010, 07:15 PM Go to last post
  19. how long can vaccum hold

    Started by service freak, 01-06-2005 08:25 AM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 98
    • Views: 9,476
    05-25-2007, 08:48 PM Go to last post
  20. Economizing with outside air

    Started by pwn01, 04-20-2005 09:57 AM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 97
    • Views: 5,794
    05-02-2005, 11:01 AM Go to last post
  21. Question Electrical Question

    Started by hvtec, 01-08-2006 12:06 PM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 97
    • Views: 5,074
    01-14-2006, 02:27 PM Go to last post
  22. unit needs resetting over and over??

    Started by garytulsa, 05-07-2010 11:25 PM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 97
    • Views: 4,784
    05-15-2010, 12:43 PM Go to last post
  23. High Head Pressure? What have I gotten myself into!

    Started by ZeroTolerance, 05-17-2010 09:22 PM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 97
    • Views: 5,898
    06-13-2010, 10:33 PM Go to last post
  24. Hmm Cooling a medium sized server room..

    Started by Diceman, 02-13-2005 10:14 AM
    8 Pages
    1 2 3 4 5 6 ... 8
    • Replies: 95
    • Views: 4,287
    02-28-2005, 09:42 AM Go to last post
  25. inducer motor fault

    Started by Tommy1010, 03-25-2010 10:29 AM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 90
    • Views: 5,263
    04-08-2010, 10:29 AM Go to last post
  26. 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: 14,956
    06-05-2005, 08:42 AM Go to last post
  27. stuck on subcooling

    Started by ej45, 12-09-2006 11:32 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 89
    • Views: 9,362
    01-14-2007, 10:51 PM Go to last post
  28. How long would this job take you?????

    Started by jim2005, 08-14-2008 11:37 AM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 89
    • Views: 8,205
    09-06-2008, 03:14 PM Go to last post
  29. Why no interest in these air filters?

    Started by tonyshelton, 01-09-2009 10:54 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 88
    • Views: 4,277
    01-16-2009, 04:21 PM Go to last post
  30. Question TurboCore

    Started by seawolf 1, 03-14-2006 08:01 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 87
    • Views: 20,729
    02-24-2008, 12:43 PM Go to last post
  31. York startup problem

    Started by dmd-marc, 03-15-2011 05:06 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 87
    • Views: 4,108
    03-19-2011, 10:10 PM Go to last post
  32. Jci

    Started by frick, 02-02-2008 07:44 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 86
    • Views: 6,162
    02-10-2008, 09:19 AM Go to last post
  33. Smile Free Hvac Library(updated)

    Started by Eng_Nescafee, 04-05-2009 04:49 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 86
    • Views: 9,353
    04-12-2009, 08:34 PM Go to last post
  34. Smile union

    Started by jkj92, 07-08-2007 11:29 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 82
    • Views: 7,116
    08-26-2007, 01:52 PM Go to last post
  35. Runing high head pressure!

    Started by todouble, 07-16-2008 02:47 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 82
    • Views: 7,076
    05-31-2010, 10:31 PM Go to last post
  36. BIG DILLEMA

    Started by acjourneyman, 04-07-2005 10:23 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 79
    • Views: 5,155
    04-14-2005, 07:23 PM Go to last post
  37. A Mechanical engineer rant

    Started by acjourneyman, 07-21-2007 10:16 AM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 79
    • Views: 6,684
    08-01-2007, 03:25 AM Go to last post
  38. legally recover freon 22 with no EPA licence

    Started by diddlywhoot, 04-24-2003 11:51 AM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 78
    • Views: 12,139
    08-23-2004, 02:02 PM Go to last post
  39. 3 Way Hydronic valve Question

    Started by ac/dc, 03-25-2005 06:36 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 78
    • Views: 8,818
    04-05-2005, 09:54 PM Go to last post
    • Replies: 77
    • Views: 22,935
    07-22-2012, 05:58 PM Go to last post
  40. Another question about the Union

    Started by ac/dc, 09-26-2005 05:59 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 74
    • Views: 4,823
    10-16-2005, 02:33 PM Go to last post
  41. Will preheating air before cooling coil lower humidity

    Started by newguyal, 07-21-2010 05:21 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 74
    • Views: 8,892
    07-21-2011, 08:27 PM Go to last post
  42. I'd Like Some Opinions About Hiring Incentives

    Started by GirlFriday, 06-27-2007 11:28 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 73
    • Views: 5,382
    07-25-2007, 07:03 PM Go to last post
  43. Big-Blue's dis-embowelment of York

    Started by RichardL, 06-14-2006 07:43 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 72
    • Views: 6,634
    06-29-2006, 09:19 PM Go to last post
  44. Nitrogen PT chart

    Started by 51fitter, 06-11-2007 11:41 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 72
    • Views: 9,209
    06-17-2007, 07:06 PM Go to last post
  45. high pressure switch trip problem

    Started by comfortable air, 07-12-2005 07:28 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 70
    • Views: 5,502
    07-28-2005, 07:44 AM Go to last post
  46. Turbocor for YCAS

    Started by hands, 11-09-2007 08:23 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 67
    • Views: 6,486
    03-13-2008, 01:30 AM Go to last post
  47. Mcquay screw

    Started by referfitter, 09-15-2004 12:01 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 66
    • Views: 6,810
    03-09-2006, 05:19 PM Go to last post
  48. Angry When will commercial carrier get a clue?

    Started by centrifugal tech, 03-21-2006 10:28 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 66
    • Views: 6,595
    04-18-2006, 08:04 PM Go to last post
  49. Chiller Group meeting in Boston

    Started by chiller mekanik, 08-02-2007 11:25 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 66
    • Views: 5,207
    08-31-2007, 01:53 PM Go to last post

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