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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: 4,369
    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: 3,648
    10-31-2011, 07:37 PM Go to last post
  1. compressor failure?

    Started by tjc, 04-16-2007 08:05 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,740
    04-22-2007, 11:46 AM Go to last post
  2. Dew Point and Wet Bulb

    Started by marco3995, 04-19-2007 04:25 PM
    • Replies: 7
    • Views: 1,184
    04-21-2007, 07:01 PM Go to last post
  3. Gas Heat exchanger patch?

    Started by trane_stud, 04-04-2007 06:17 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 4,010
    04-21-2007, 03:27 PM Go to last post
  4. Carrier 30gb150 Compressors Freezing Up

    Started by CARRIERDDC, 04-02-2007 01:33 PM
    • Replies: 11
    • Views: 1,332
    04-21-2007, 11:37 AM Go to last post
  5. anyone see this before?

    Started by mroy3, 04-19-2007 10:18 AM
    • Replies: 6
    • Views: 970
    04-20-2007, 07:17 PM Go to last post
  6. Geothermal heat pump systems

    Started by htg guy, 04-18-2007 04:32 PM
    • Replies: 3
    • Views: 724
    04-20-2007, 06:05 PM Go to last post
  7. Adding Oil

    Started by Kool E, 04-19-2007 10:59 PM
    • Replies: 12
    • Views: 920
    04-20-2007, 11:06 AM Go to last post
  8. My Chw modulating valve cannot fully close

    Started by vas, 04-19-2007 08:32 PM
    • Replies: 8
    • Views: 876
    04-19-2007, 09:55 PM Go to last post
  9. Carrier 48TME Warranty?

    Started by smadave, 04-18-2007 07:36 PM
    • Replies: 3
    • Views: 1,020
    04-18-2007, 10:51 PM Go to last post
  10. Ydtl 108

    Started by hvacr, 04-18-2007 09:26 PM
    • Replies: 1
    • Views: 552
    04-18-2007, 10:08 PM Go to last post
  11. AMERICAN STANDART RTU capilary metering device

    Started by uke, 03-31-2007 02:58 PM
    • Replies: 6
    • Views: 1,060
    04-18-2007, 06:35 PM Go to last post
  12. low suction

    Started by barty, 03-31-2007 12:24 PM
    • Replies: 7
    • Views: 1,291
    04-17-2007, 09:46 PM Go to last post
  13. a/c problems

    Started by ctdl2003, 04-17-2007 08:21 AM
    • Replies: 5
    • Views: 818
    04-17-2007, 08:28 PM Go to last post
  14. Trane PVC-3F-C1-D1 O&M

    Started by nun, 04-16-2007 11:18 PM
    • Replies: 3
    • Views: 920
    04-17-2007, 07:44 PM Go to last post
  15. Sand paper not good for flame sensor?

    Started by vibration, 04-12-2007 08:31 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 6,855
    04-16-2007, 11:54 PM Go to last post
  16. Post York YK Problems

    Started by ch530king, 04-07-2007 11:45 PM
    • Replies: 2
    • Views: 701
    04-16-2007, 10:31 PM Go to last post
  17. old lennox rooftop

    Started by bob the head scratcher, 04-14-2007 12:27 AM
    • Replies: 12
    • Views: 3,192
    04-16-2007, 09:53 PM Go to last post
  18. VFD Mcquay

    Started by grendil, 04-12-2007 07:42 PM
    • Replies: 5
    • Views: 1,638
    04-16-2007, 09:45 PM Go to last post
  19. 19ea retrofit

    Started by chillerguru, 04-14-2007 07:52 PM
    • Replies: 5
    • Views: 828
    04-16-2007, 01:10 PM Go to last post
  20. hermetic compressor oil change?

    Started by onad, 04-13-2007 12:15 AM
    • Replies: 2
    • Views: 2,957
    04-16-2007, 12:42 PM Go to last post
  21. BRE2-0750-TFC replacement

    Started by mardoman, 04-05-2007 06:50 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 4,045
    04-16-2007, 12:33 PM Go to last post
  22. Combustion air above a celing?

    Started by amickracing, 04-10-2007 09:22 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 873
    04-16-2007, 09:45 AM Go to last post
  23. Yoga loads

    Started by vmc1161, 04-12-2007 03:49 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,353
    04-16-2007, 07:41 AM Go to last post
  24. refrifgeration line sizing

    Started by airdocc, 03-24-2007 10:36 AM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 3,094
    04-15-2007, 11:12 PM Go to last post
  25. missing oil 5h-60

    Started by skpkey9, 04-12-2007 08:37 PM
    • Replies: 6
    • Views: 812
    04-15-2007, 06:12 PM Go to last post
  26. Nate -vs- Journeyman

    Started by _knight_, 04-11-2007 07:59 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 2,355
    04-15-2007, 02:09 PM Go to last post
    • Replies: 5
    • Views: 580
    04-15-2007, 07:45 AM Go to last post
  27. YORK chiller course

    Started by bc guy, 04-13-2007 09:40 PM
    • Replies: 6
    • Views: 1,012
    04-14-2007, 12:19 PM Go to last post
    • Replies: 11
    • Views: 794
    04-14-2007, 10:00 AM Go to last post
  28. New Trane training offer

    Started by nun, 04-11-2007 09:47 PM
    • Replies: 2
    • Views: 799
    04-13-2007, 11:23 PM Go to last post
  29. Confused York YCWK11/46 PD Chiller board question

    Started by freonguy, 04-11-2007 09:50 AM
    • Replies: 5
    • Views: 888
    04-13-2007, 04:16 PM Go to last post
  30. Train cornerstone compressors

    Started by jd 07, 04-10-2007 07:43 PM
    • Replies: 9
    • Views: 817
    04-12-2007, 11:04 PM Go to last post
  31. Talking 1 800 Safe Driver

    Started by hvacinstallation, 04-12-2007 06:29 PM
    • Replies: 2
    • Views: 716
    04-12-2007, 06:56 PM Go to last post
  32. recovery machines

    Started by dennisbo, 04-12-2007 02:13 PM
    • Replies: 0
    • Views: 555
    04-12-2007, 02:13 PM Go to last post
  33. Hmm Combustion Air Fan, Isn't it just another Fan?

    Started by klabkebash, 04-11-2007 11:47 AM
    • Replies: 10
    • Views: 850
    04-12-2007, 11:22 AM Go to last post
  34. unconfined commercial space

    Started by cfcitywide, 04-09-2007 10:02 PM
    • Replies: 12
    • Views: 1,062
    04-12-2007, 07:35 AM Go to last post
  35. Condenser fan windmilling issue

    Started by gman994, 04-05-2007 07:28 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,414
    04-12-2007, 12:24 AM Go to last post
  36. Question Wine Cooler Design

    Started by Laurence, 04-11-2007 05:33 PM
    • Replies: 1
    • Views: 566
    04-11-2007, 07:37 PM Go to last post
  37. 90's Era Solar Glass, please help.

    Started by scratchBC, 04-11-2007 07:13 PM
    • Replies: 0
    • Views: 372
    04-11-2007, 07:13 PM Go to last post
  38. gave this guy a crazy look, but....

    Started by The Doctor, 04-09-2007 06:28 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,692
    04-11-2007, 09:09 AM Go to last post
  39. How hard is it?

    Started by pulse21, 04-04-2007 07:48 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,632
    04-11-2007, 08:50 AM Go to last post
  40. Trane rooftop units

    Started by hvac2379, 10-11-2006 11:56 AM
    5 Pages
    1 2 3 4 5
    • Replies: 58
    • Views: 14,099
    04-10-2007, 10:29 PM Go to last post
  41. Water inside Lennox L-Series

    Started by ac/dc, 03-28-2007 09:19 PM
    • Replies: 9
    • Views: 895
    04-09-2007, 08:58 AM Go to last post
  42. How would you control this

    Started by james mo, 04-02-2007 07:33 PM
    • Replies: 10
    • Views: 1,186
    04-09-2007, 07:49 AM Go to last post
  43. Can't stop a....Daikin.

    Started by barty, 04-03-2007 01:42 AM
    • Replies: 2
    • Views: 776
    04-08-2007, 06:36 PM Go to last post
  44. Demudding a heat pump loop

    Started by hvac spec nv, 03-28-2007 11:41 AM
    • Replies: 11
    • Views: 1,077
    04-08-2007, 12:30 PM Go to last post
  45. up in smoke

    Started by mroy3, 03-30-2007 05:08 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,552
    04-08-2007, 12:10 PM Go to last post
  46. moisture problem

    Started by vibration, 04-06-2007 10:30 AM
    • Replies: 8
    • Views: 848
    04-08-2007, 11:39 AM Go to last post
  47. Delta and Wye 3 phase

    Started by Tinner66061, 04-06-2007 08:43 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,910
    04-08-2007, 11:07 AM Go to last post
  48. Leaking Trane

    Started by mardoman, 04-06-2007 07:08 AM
    • Replies: 6
    • Views: 1,241
    04-07-2007, 10:34 PM Go to last post

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