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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 08:41 PM
    • Replies: 0
    • Views: 4,513
    10-31-2011, 08:41 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 08:37 PM
    • Replies: 0
    • Views: 3,776
    10-31-2011, 08:37 PM Go to last post
  1. Calcualting Pressure in a building

    Started by qqqqq, 07-15-2007 05:04 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,389
    07-17-2007, 09:28 PM Go to last post
  2. Mini-split.How high, how long the line set

    Started by Lloyd1741, 07-15-2007 10:38 PM
    • Replies: 6
    • Views: 1,162
    07-17-2007, 09:15 PM Go to last post
  3. Leak detection methods

    Started by refpro021702, 05-21-2007 04:35 AM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 4,074
    07-17-2007, 08:50 PM Go to last post
  4. Confused York Chiller, Glycol Forbidden

    Started by madhat, 07-13-2007 10:52 PM
    • Replies: 6
    • Views: 1,968
    07-17-2007, 01:54 PM Go to last post
  5. db screw chiller

    Started by directman, 09-26-2005 11:50 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,257
    07-17-2007, 09:57 AM Go to last post
  6. AAC-Autoclave Aerated Concrete?

    Started by yp5, 07-17-2007 06:51 AM
    • Replies: 0
    • Views: 501
    07-17-2007, 06:51 AM Go to last post
  7. Need a high pressure blower- < 7"SP Help!

    Started by H20ENG, 07-10-2007 09:45 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,047
    07-17-2007, 12:45 AM Go to last post
  8. Carlye 06D Question

    Started by danny x, 07-16-2007 11:21 PM
    • Replies: 1
    • Views: 544
    07-16-2007, 11:24 PM Go to last post
  9. Confused York YRA Screw Chiller

    Started by chillerguru, 07-16-2007 01:53 AM
    • Replies: 3
    • Views: 672
    07-16-2007, 09:24 PM Go to last post
  10. QC manual

    Started by evad102, 07-16-2007 10:24 AM
    • Replies: 0
    • Views: 452
    07-16-2007, 10:24 AM Go to last post
  11. First timer on chiller with low oil alarms.

    Started by lugnut, 07-06-2007 05:36 PM
    • Replies: 12
    • Views: 1,738
    07-16-2007, 02:08 AM Go to last post
  12. 19XR output for VFD control??

    Started by chiller mekanik, 07-05-2007 01:32 AM
    • Replies: 3
    • Views: 823
    07-16-2007, 12:48 AM Go to last post
  13. Post Need Start Up Sheet

    Started by roc service, 07-13-2007 08:55 PM
    • Replies: 3
    • Views: 2,058
    07-15-2007, 04:08 PM Go to last post
  14. Exhaust Fan----so complicated

    Started by joemammma, 07-11-2007 04:04 AM
    • Replies: 10
    • Views: 1,205
    07-15-2007, 04:07 PM Go to last post
  15. Trane txv

    Started by griz, 07-13-2007 01:43 AM
    • Replies: 9
    • Views: 1,623
    07-15-2007, 02:44 PM Go to last post
  16. commercial HVAC Calc

    Started by bill556, 07-13-2007 08:21 PM
    • Replies: 3
    • Views: 728
    07-15-2007, 10:41 AM Go to last post
  17. 19xr software

    Started by cyro, 07-13-2007 08:35 PM
    • Replies: 12
    • Views: 997
    07-15-2007, 08:15 AM Go to last post
  18. Calculation of building pressure

    Started by qqqqq, 07-15-2007 05:11 AM
    • Replies: 0
    • Views: 481
    07-15-2007, 05:11 AM Go to last post
  19. 13,000 sq ft ofc that doesn't work well. Tell me if I'm wrong.

    Started by frank shelley, 01-30-2007 11:27 AM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 2,484
    07-15-2007, 04:43 AM Go to last post
  20. Chrysler AirTemp

    Started by grendil, 07-12-2007 09:38 PM
    • Replies: 1
    • Views: 797
    07-15-2007, 02:08 AM Go to last post
  21. trane chiller trouble

    Started by frank slusher, 07-03-2007 10:32 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,268
    07-14-2007, 01:10 PM Go to last post
  22. Confused Rittal Roof top units

    Started by usmcairman, 06-06-2007 08:10 PM
    • Replies: 4
    • Views: 623
    07-13-2007, 08:15 PM Go to last post
  23. exhaust duct sizing with steam..

    Started by davebab, 07-09-2007 04:18 PM
    • Replies: 7
    • Views: 963
    07-13-2007, 08:00 PM Go to last post
  24. grasso RC 46 rebuild

    Started by bertoh, 07-13-2007 05:53 PM
    • Replies: 0
    • Views: 433
    07-13-2007, 05:53 PM Go to last post
  25. Electric reheat coil question

    Started by jaywhat21, 07-12-2007 09:30 PM
    • Replies: 6
    • Views: 1,812
    07-13-2007, 12:44 PM Go to last post
  26. RTAA OIL COOLING Question

    Started by ssseward, 07-11-2007 08:13 PM
    • Replies: 11
    • Views: 933
    07-13-2007, 12:24 AM Go to last post
  27. Confused Compressor Burst

    Started by Sekar Ram, 07-04-2007 10:34 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,538
    07-13-2007, 12:08 AM Go to last post
  28. 10 Seer

    Started by grendil, 07-12-2007 09:46 PM
    • Replies: 2
    • Views: 557
    07-13-2007, 12:01 AM Go to last post
  29. Chiller vs. Vert. Self Contained Units

    Started by xac, 07-09-2007 11:00 AM
    • Replies: 3
    • Views: 2,046
    07-12-2007, 09:07 PM Go to last post
  30. split R-410 h/p - no traps?

    Started by wefixes, 07-12-2007 01:31 AM
    • Replies: 2
    • Views: 584
    07-12-2007, 07:05 PM Go to last post
  31. Txv ?

    Started by jvillehvac, 07-10-2007 11:10 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,390
    07-12-2007, 02:24 PM Go to last post
  32. Liebert high humidity alarm

    Started by griz, 07-09-2007 01:15 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 4,306
    07-12-2007, 09:34 AM Go to last post
  33. Climatemaster water source units

    Started by wardprop, 07-10-2007 08:32 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,534
    07-11-2007, 10:08 PM Go to last post
  34. Kinda like a Carrier Extra-Zone?

    Started by Bigg Tech, 07-11-2007 09:19 PM
    • Replies: 0
    • Views: 780
    07-11-2007, 09:19 PM Go to last post
  35. Hmm BAYSENSO19B Thermostat manual

    Started by the mechani, 04-04-2006 05:34 PM
    • Replies: 9
    • Views: 5,028
    07-11-2007, 01:13 PM Go to last post
  36. Wink Trane CSHA compressor

    Started by freonguy, 07-09-2007 04:26 PM
    • Replies: 7
    • Views: 2,092
    07-11-2007, 12:42 AM Go to last post
  37. Refractometer

    Started by apprentice3, 07-07-2007 04:51 PM
    • Replies: 12
    • Views: 1,153
    07-10-2007, 10:14 AM Go to last post
  38. Curious for Update, Sekar, R U There?

    Started by makinmoney, 07-09-2007 05:49 PM
    • Replies: 0
    • Views: 462
    07-09-2007, 05:49 PM Go to last post
  39. Trane BYC170-need same footprint

    Started by timjimbob, 07-09-2007 02:58 PM
    • Replies: 0
    • Views: 2,207
    07-09-2007, 02:58 PM Go to last post
  40. Confused Invensys Actuator

    Started by can, 07-03-2007 01:37 AM
    • Replies: 6
    • Views: 831
    07-09-2007, 09:07 AM Go to last post
  41. Yorktek37

    Started by chiller32, 06-18-2007 10:46 PM
    • Replies: 12
    • Views: 1,028
    07-09-2007, 06:54 AM Go to last post
  42. lyo

    Started by jkj92, 07-09-2007 12:31 AM
    • Replies: 0
    • Views: 419
    07-09-2007, 12:31 AM Go to last post
  43. YORY YCAI issues

    Started by clgman, 06-27-2007 07:59 PM
    • Replies: 4
    • Views: 735
    07-09-2007, 12:21 AM Go to last post
  44. legacy chillers

    Started by sfry, 07-08-2007 09:05 PM
    • Replies: 1
    • Views: 633
    07-09-2007, 12:04 AM Go to last post
  45. FX mobile

    Started by little john, 07-07-2007 01:08 PM
    • Replies: 4
    • Views: 579
    07-08-2007, 06:48 PM Go to last post
    • Replies: 12
    • Views: 966
    07-08-2007, 02:08 PM Go to last post
  46. Chiller Piping Question???

    Started by hvacmike33, 07-03-2007 09:54 AM
    • Replies: 9
    • Views: 942
    07-08-2007, 01:11 PM Go to last post
  47. Acid Neutralizers

    Started by txhvac, 07-05-2007 09:31 PM
    • Replies: 6
    • Views: 1,140
    07-08-2007, 01:06 PM Go to last post
  48. Trane Screw Chiller

    Started by apprentice3, 07-07-2007 03:25 PM
    • Replies: 5
    • Views: 2,308
    07-08-2007, 12:48 PM Go to last post
  49. Carrier Chiller

    Started by chr358, 07-07-2007 03:17 PM
    • Replies: 4
    • Views: 700
    07-08-2007, 09:56 AM Go to last post

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