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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky Threads

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

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 5,505
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 4,675
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Trane Voyager

    Started by dandyme, 03-28-2011 07:38 PM
    • Replies: 8
    • Views: 2,156
    01-27-2013, 04:27 PM Go to last post
  3. Confused York water chiller loct-out alarm

    Started by Jackwee, 01-25-2013 08:46 AM
    • Replies: 1
    • Views: 1,066
    01-25-2013, 08:59 AM Go to last post
  4. What's my tonnage? (not a new game show)

    Started by jtravers, 01-22-2013 05:38 PM
    • Replies: 3
    • Views: 1,210
    01-23-2013, 05:03 PM Go to last post
  5. White Powder coming out of Ducts??

    Started by edspace, 10-18-2011 05:30 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 10,175
    01-22-2013, 07:43 PM Go to last post
  6. Post installation furnace

    Started by barryb123, 01-12-2013 10:43 PM
    • Replies: 12
    • Views: 1,798
    01-22-2013, 06:42 AM Go to last post
  7. Carrier 30RQ EXV problem

    Started by Absorber1981, 01-06-2013 06:52 AM
    • Replies: 4
    • Views: 1,378
    01-20-2013, 12:38 AM Go to last post
  8. Baysys SZ1017a

    Started by johnzava, 01-06-2013 01:02 AM
    • Replies: 1
    • Views: 1,094
    01-16-2013, 05:15 PM Go to last post
  9. Pressure Reducing Station Information.

    Started by CHAMBERS87, 01-13-2013 11:41 AM
    • Replies: 1
    • Views: 759
    01-16-2013, 04:36 PM Go to last post
  10. what equipment is this?

    Started by TexasZ71, 12-12-2012 10:37 AM
    • Replies: 3
    • Views: 1,632
    01-16-2013, 04:17 PM Go to last post
  11. Help with T7350 thermostat

    Started by Niachlor, 01-11-2013 06:26 PM
    • Replies: 11
    • Views: 1,848
    01-14-2013, 09:45 PM Go to last post
  12. HVAC Requirements hyperbaric room?

    Started by dbreese, 01-07-2013 12:48 PM
    • Replies: 1
    • Views: 813
    01-08-2013, 07:45 PM Go to last post
    • Replies: 3
    • Views: 1,171
    01-06-2013, 03:26 PM Go to last post
  13. Are KSB pumps UL listed

    Started by Hasny, 01-06-2013 07:00 AM
    • Replies: 0
    • Views: 758
    01-06-2013, 07:00 AM Go to last post
  14. Built in sound attenuators in AHU

    Started by Hasny, 12-13-2012 03:32 AM
    • Replies: 5
    • Views: 2,283
    01-05-2013, 06:56 PM Go to last post
  15. Question destratification of air

    Started by energyaudit1550, 08-12-2008 07:52 PM
    • Replies: 3
    • Views: 1,669
    01-02-2013, 07:04 AM Go to last post
  16. carrier 19xrv

    Started by hvac1966, 04-20-2011 12:31 PM
    • Replies: 3
    • Views: 1,837
    12-30-2012, 12:52 PM Go to last post
  17. 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: 4,698
    12-27-2012, 01:35 AM Go to last post
  18. Antique Draft Root Beer Machine Question

    Started by rootbeer, 12-02-2012 10:48 PM
    • Replies: 1
    • Views: 1,895
    12-25-2012, 05:58 PM Go to last post
  19. Chiller valve package assembly

    Started by mohsinrkhan86, 12-18-2012 04:00 PM
    • Replies: 4
    • Views: 1,860
    12-19-2012, 03:28 AM Go to last post
  20. Delta T for Ahu, Chiller and district cooling systems

    Started by mohsinrkhan86, 12-07-2012 09:17 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 5,179
    12-18-2012, 03:41 PM Go to last post
  21. York YS Chiller Ground Fault

    Started by curlydogmaster, 07-08-2009 08:35 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 5,023
    12-14-2012, 12:52 PM Go to last post
  22. Carrier econo gears

    Started by MUNC, 02-05-2011 01:44 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,057
    12-13-2012, 08:59 PM Go to last post
  23. titus vav box heat issue

    Started by shaunmitchell, 12-06-2012 06:37 PM
    • Replies: 3
    • Views: 1,473
    12-13-2012, 06:47 AM Go to last post
  24. Inlet / Outlet Sound Power

    Started by mishmash, 12-07-2012 06:31 PM
    • Replies: 0
    • Views: 1,013
    12-07-2012, 06:31 PM Go to last post
  25. Moisture content at supply diffuser inside room

    Started by Hasny, 11-22-2012 06:10 AM
    • Replies: 10
    • Views: 2,495
    12-07-2012, 06:28 AM Go to last post
  26. Goodman heat pump package unit

    Started by sub cool, 10-08-2012 12:37 PM
    • Replies: 3
    • Views: 1,768
    12-06-2012, 08:20 PM Go to last post
    • Replies: 3
    • Views: 2,264
    12-01-2012, 04:21 PM Go to last post
  27. Trane EYKD Supply Air Temp Sensor (UK)

    Started by simes2003, 09-03-2012 05:15 PM
    • Replies: 3
    • Views: 1,716
    11-28-2012, 06:41 PM Go to last post
  28. Heat Loss/Gain Calculation

    Started by stierdas, 11-26-2012 05:13 PM
    • Replies: 4
    • Views: 1,845
    11-27-2012, 08:12 AM Go to last post
  29. newer triangle tube boilers

    Started by luv2cruiserccl, 04-16-2009 06:28 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 9,529
    11-22-2012, 05:40 PM Go to last post
  30. Changing oil in York Screw chillers

    Started by Robert George, 11-19-2012 02:07 PM
    • Replies: 1
    • Views: 1,586
    11-19-2012, 09:14 PM Go to last post
  31. TXVUpgrade Kit for Trane 3-10 ton Precedent

    Started by Guest42, 10-23-2012 10:05 AM
    • Replies: 8
    • Views: 2,511
    11-18-2012, 09:40 PM Go to last post
  32. Trane Useful Life

    Started by PCA_Jay, 11-16-2012 10:06 AM
    • Replies: 1
    • Views: 1,448
    11-16-2012, 07:26 PM Go to last post
  33. Sound attenuator selection?

    Started by faseesh, 11-16-2012 08:56 AM
    • Replies: 0
    • Views: 1,572
    11-16-2012, 08:56 AM Go to last post
  34. Engine testing room cooling

    Started by HVR, 11-15-2012 10:24 PM
    • Replies: 1
    • Views: 948
    11-16-2012, 08:43 AM Go to last post
  35. split chiller tubes

    Started by hvac fanatic, 11-12-2012 04:19 PM
    • Replies: 7
    • Views: 1,555
    11-15-2012, 11:59 PM Go to last post
  36. Hmm trane coil part numbers

    Started by mbennett8, 11-14-2012 01:25 PM
    • Replies: 1
    • Views: 1,093
    11-14-2012, 02:14 PM Go to last post
  37. Thermal Solutions Boilers

    Started by UAPIPE23Dirk, 11-13-2012 04:43 PM
    • Replies: 0
    • Views: 1,411
    11-13-2012, 04:43 PM Go to last post
  38. Taco ZVC 406 EXP

    Started by geochurchi, 11-11-2012 10:47 AM
    • Replies: 1
    • Views: 1,419
    11-11-2012, 02:28 PM Go to last post
    • Replies: 3
    • Views: 2,248
    11-11-2012, 12:58 PM Go to last post
  39. HVAC life expectancy

    Started by ar4s1, 10-18-2012 03:33 PM
    • Replies: 3
    • Views: 2,495
    11-08-2012, 08:46 AM Go to last post
    • Replies: 0
    • Views: 794
    11-07-2012, 12:53 PM Go to last post
  40. Liebert MiniMate bursting coil

    Started by bacaj1, 11-07-2012 12:20 PM
    • Replies: 0
    • Views: 804
    11-07-2012, 12:20 PM Go to last post
  41. Lennox Armstrong ADP Unit Heaters

    Started by brushwoodnursery, 11-01-2012 12:30 PM
    • Replies: 1
    • Views: 1,411
    11-01-2012, 01:26 PM Go to last post
  42. Motel air conditoner setting

    Started by bl23, 06-27-2012 11:49 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 5,193
    10-28-2012, 08:53 AM Go to last post
  43. Aaon coil leaks

    Started by allstar08, 10-29-2009 08:37 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 5,982
    10-25-2012, 09:31 PM Go to last post
  44. Carrier varislide ecomonizers

    Started by fac 213, 02-25-2011 09:46 AM
    • Replies: 5
    • Views: 1,633
    10-25-2012, 08:50 PM Go to last post
  45. Y R US motel units so bad and caribbean so good?

    Started by waine, 11-04-2007 03:22 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,322
    10-24-2012, 07:43 PM Go to last post
  46. window air condtioner problems-- when to replace

    Started by bl23, 08-03-2012 05:09 AM
    • Replies: 4
    • Views: 1,572
    10-24-2012, 05:15 PM Go to last post

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