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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: 4,167
    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: 3,468
    10-31-2011, 07:37 PM Go to last post
  1. Special Thermostat Guards

    Started by jorbjorb, 02-08-2013 09:39 AM
    • Replies: 2
    • Views: 627
    02-08-2013, 03:00 PM Go to last post
  2. Water Treatment...

    Started by rotaryfrk, 11-09-2007 12:58 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 3,238
    02-06-2013, 09:14 PM Go to last post
  3. Confused how to get rid of residual burnt odour?

    Started by davyboy, 01-31-2013 12:03 PM
    • Replies: 3
    • Views: 855
    01-31-2013, 06:41 PM Go to last post
    • Replies: 6
    • Views: 1,089
    01-30-2013, 05:52 AM Go to last post
  4. Choosing a VRF for a hotel. Advice needed...

    Started by norad, 01-19-2013 08:12 AM
    • Replies: 1
    • Views: 1,235
    01-29-2013, 08:16 PM Go to last post
  5. Trane Voyager

    Started by dandyme, 03-28-2011 07:38 PM
    • Replies: 8
    • Views: 1,870
    01-27-2013, 03:27 PM Go to last post
  6. Confused York water chiller loct-out alarm

    Started by Jackwee, 01-25-2013 07:46 AM
    • Replies: 1
    • Views: 914
    01-25-2013, 07:59 AM Go to last post
  7. What's my tonnage? (not a new game show)

    Started by jtravers, 01-22-2013 04:38 PM
    • Replies: 3
    • Views: 1,086
    01-23-2013, 04:03 PM Go to last post
  8. White Powder coming out of Ducts??

    Started by edspace, 10-18-2011 05:30 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 8,289
    01-22-2013, 06:43 PM Go to last post
  9. Post installation furnace

    Started by barryb123, 01-12-2013 09:43 PM
    • Replies: 12
    • Views: 1,425
    01-22-2013, 05:42 AM Go to last post
  10. Carrier 30RQ EXV problem

    Started by Absorber1981, 01-06-2013 05:52 AM
    • Replies: 4
    • Views: 1,196
    01-19-2013, 11:38 PM Go to last post
  11. Baysys SZ1017a

    Started by johnzava, 01-06-2013 12:02 AM
    • Replies: 1
    • Views: 897
    01-16-2013, 04:15 PM Go to last post
  12. Pressure Reducing Station Information.

    Started by CHAMBERS87, 01-13-2013 10:41 AM
    • Replies: 1
    • Views: 655
    01-16-2013, 03:36 PM Go to last post
  13. what equipment is this?

    Started by TexasZ71, 12-12-2012 09:37 AM
    • Replies: 3
    • Views: 1,443
    01-16-2013, 03:17 PM Go to last post
  14. Help with T7350 thermostat

    Started by Niachlor, 01-11-2013 05:26 PM
    • Replies: 11
    • Views: 1,461
    01-14-2013, 08:45 PM Go to last post
  15. HVAC Requirements hyperbaric room?

    Started by dbreese, 01-07-2013 11:48 AM
    • Replies: 1
    • Views: 634
    01-08-2013, 06:45 PM Go to last post
    • Replies: 3
    • Views: 1,044
    01-06-2013, 02:26 PM Go to last post
  16. Are KSB pumps UL listed

    Started by Hasny, 01-06-2013 06:00 AM
    • Replies: 0
    • Views: 623
    01-06-2013, 06:00 AM Go to last post
  17. Built in sound attenuators in AHU

    Started by Hasny, 12-13-2012 02:32 AM
    • Replies: 5
    • Views: 1,910
    01-05-2013, 05:56 PM Go to last post
  18. Question destratification of air

    Started by energyaudit1550, 08-12-2008 07:52 PM
    • Replies: 3
    • Views: 1,447
    01-02-2013, 06:04 AM Go to last post
  19. carrier 19xrv

    Started by hvac1966, 04-20-2011 12:31 PM
    • Replies: 3
    • Views: 1,629
    12-30-2012, 11:52 AM Go to last post
  20. purging lines when converting from lp to natural?

    Started by just robert, 10-26-2012 09:05 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 3,834
    12-27-2012, 12:35 AM Go to last post
  21. Antique Draft Root Beer Machine Question

    Started by rootbeer, 12-02-2012 09:48 PM
    • Replies: 1
    • Views: 1,668
    12-25-2012, 04:58 PM Go to last post
  22. Chiller valve package assembly

    Started by mohsinrkhan86, 12-18-2012 03:00 PM
    • Replies: 4
    • Views: 1,521
    12-19-2012, 02:28 AM Go to last post
  23. Delta T for Ahu, Chiller and district cooling systems

    Started by mohsinrkhan86, 12-07-2012 08:17 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 4,226
    12-18-2012, 02:41 PM Go to last post
  24. York YS Chiller Ground Fault

    Started by curlydogmaster, 07-08-2009 08:35 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 4,218
    12-14-2012, 11:52 AM Go to last post
  25. Carrier econo gears

    Started by MUNC, 02-05-2011 12:44 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,428
    12-13-2012, 07:59 PM Go to last post
  26. titus vav box heat issue

    Started by shaunmitchell, 12-06-2012 05:37 PM
    • Replies: 3
    • Views: 1,239
    12-13-2012, 05:47 AM Go to last post
  27. Inlet / Outlet Sound Power

    Started by mishmash, 12-07-2012 05:31 PM
    • Replies: 0
    • Views: 860
    12-07-2012, 05:31 PM Go to last post
  28. Moisture content at supply diffuser inside room

    Started by Hasny, 11-22-2012 05:10 AM
    • Replies: 10
    • Views: 2,177
    12-07-2012, 05:28 AM Go to last post
  29. Goodman heat pump package unit

    Started by sub cool, 10-08-2012 12:37 PM
    • Replies: 3
    • Views: 1,630
    12-06-2012, 07:20 PM Go to last post
    • Replies: 3
    • Views: 1,897
    12-01-2012, 03:21 PM Go to last post
  30. Trane EYKD Supply Air Temp Sensor (UK)

    Started by simes2003, 09-03-2012 05:15 PM
    • Replies: 3
    • Views: 1,414
    11-28-2012, 05:41 PM Go to last post
  31. Heat Loss/Gain Calculation

    Started by stierdas, 11-26-2012 04:13 PM
    • Replies: 4
    • Views: 1,524
    11-27-2012, 07:12 AM Go to last post
  32. newer triangle tube boilers

    Started by luv2cruiserccl, 04-16-2009 06:28 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 8,650
    11-22-2012, 04:40 PM Go to last post
  33. Changing oil in York Screw chillers

    Started by Robert George, 11-19-2012 01:07 PM
    • Replies: 1
    • Views: 1,370
    11-19-2012, 08:14 PM Go to last post
  34. TXVUpgrade Kit for Trane 3-10 ton Precedent

    Started by Guest42, 10-23-2012 10:05 AM
    • Replies: 8
    • Views: 2,178
    11-18-2012, 08:40 PM Go to last post
  35. Trane Useful Life

    Started by PCA_Jay, 11-16-2012 09:06 AM
    • Replies: 1
    • Views: 1,216
    11-16-2012, 06:26 PM Go to last post
  36. Sound attenuator selection?

    Started by faseesh, 11-16-2012 07:56 AM
    • Replies: 0
    • Views: 1,252
    11-16-2012, 07:56 AM Go to last post
  37. Engine testing room cooling

    Started by HVR, 11-15-2012 09:24 PM
    • Replies: 1
    • Views: 818
    11-16-2012, 07:43 AM Go to last post
  38. split chiller tubes

    Started by hvac fanatic, 11-12-2012 03:19 PM
    • Replies: 7
    • Views: 1,319
    11-15-2012, 10:59 PM Go to last post
  39. Hmm trane coil part numbers

    Started by mbennett8, 11-14-2012 12:25 PM
    • Replies: 1
    • Views: 927
    11-14-2012, 01:14 PM Go to last post
  40. Thermal Solutions Boilers

    Started by UAPIPE23Dirk, 11-13-2012 03:43 PM
    • Replies: 0
    • Views: 1,171
    11-13-2012, 03:43 PM Go to last post
  41. Taco ZVC 406 EXP

    Started by geochurchi, 11-11-2012 09:47 AM
    • Replies: 1
    • Views: 1,230
    11-11-2012, 01:28 PM Go to last post
    • Replies: 3
    • Views: 1,818
    11-11-2012, 11:58 AM Go to last post
  42. HVAC life expectancy

    Started by ar4s1, 10-18-2012 03:33 PM
    • Replies: 3
    • Views: 2,119
    11-08-2012, 07:46 AM Go to last post
    • Replies: 0
    • Views: 679
    11-07-2012, 11:53 AM Go to last post
  43. Liebert MiniMate bursting coil

    Started by bacaj1, 11-07-2012 11:20 AM
    • Replies: 0
    • Views: 717
    11-07-2012, 11:20 AM Go to last post
  44. Lennox Armstrong ADP Unit Heaters

    Started by brushwoodnursery, 11-01-2012 12:30 PM
    • Replies: 1
    • Views: 1,169
    11-01-2012, 01:26 PM Go to last post

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