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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: 9,129
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 7,959
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Built in sound attenuators in AHU

    Started by Hasny, 12-13-2012 03:32 AM
    • Replies: 5
    • Views: 2,884
    01-05-2013, 06:56 PM Go to last post
  3. Question destratification of air

    Started by energyaudit1550, 08-12-2008 07:52 PM
    • Replies: 3
    • Views: 2,117
    01-02-2013, 07:04 AM Go to last post
  4. carrier 19xrv

    Started by hvac1966, 04-20-2011 12:31 PM
    • Replies: 3
    • Views: 2,232
    12-30-2012, 12:52 PM Go to last post
  5. 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: 6,413
    12-27-2012, 01:35 AM Go to last post
  6. Antique Draft Root Beer Machine Question

    Started by rootbeer, 12-02-2012 10:48 PM
    • Replies: 1
    • Views: 2,394
    12-25-2012, 05:58 PM Go to last post
  7. Chiller valve package assembly

    Started by mohsinrkhan86, 12-18-2012 04:00 PM
    • Replies: 4
    • Views: 2,499
    12-19-2012, 03:28 AM Go to last post
  8. 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: 7,383
    12-18-2012, 03:41 PM Go to last post
  9. York YS Chiller Ground Fault

    Started by curlydogmaster, 07-08-2009 08:35 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 6,560
    12-14-2012, 12:52 PM Go to last post
  10. Carrier econo gears

    Started by MUNC, 02-05-2011 01:44 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 4,414
    12-13-2012, 08:59 PM Go to last post
  11. titus vav box heat issue

    Started by shaunmitchell, 12-06-2012 06:37 PM
    • Replies: 3
    • Views: 1,813
    12-13-2012, 06:47 AM Go to last post
  12. Inlet / Outlet Sound Power

    Started by mishmash, 12-07-2012 06:31 PM
    • Replies: 0
    • Views: 1,246
    12-07-2012, 06:31 PM Go to last post
  13. Moisture content at supply diffuser inside room

    Started by Hasny, 11-22-2012 06:10 AM
    • Replies: 10
    • Views: 3,234
    12-07-2012, 06:28 AM Go to last post
  14. Goodman heat pump package unit

    Started by sub cool, 10-08-2012 12:37 PM
    • Replies: 3
    • Views: 2,080
    12-06-2012, 08:20 PM Go to last post
    • Replies: 3
    • Views: 2,963
    12-01-2012, 04:21 PM Go to last post
  15. Trane EYKD Supply Air Temp Sensor (UK)

    Started by simes2003, 09-03-2012 05:15 PM
    • Replies: 3
    • Views: 2,071
    11-28-2012, 06:41 PM Go to last post
  16. Heat Loss/Gain Calculation

    Started by stierdas, 11-26-2012 05:13 PM
    • Replies: 4
    • Views: 2,415
    11-27-2012, 08:12 AM Go to last post
  17. newer triangle tube boilers

    Started by luv2cruiserccl, 04-16-2009 06:28 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 11,024
    11-22-2012, 05:40 PM Go to last post
  18. Changing oil in York Screw chillers

    Started by Robert George, 11-19-2012 02:07 PM
    • Replies: 1
    • Views: 1,933
    11-19-2012, 09:14 PM Go to last post
  19. TXVUpgrade Kit for Trane 3-10 ton Precedent

    Started by Guest42, 10-23-2012 10:05 AM
    • Replies: 8
    • Views: 3,183
    11-18-2012, 09:40 PM Go to last post
  20. Trane Useful Life

    Started by PCA_Jay, 11-16-2012 10:06 AM
    • Replies: 1
    • Views: 1,888
    11-16-2012, 07:26 PM Go to last post
  21. Sound attenuator selection?

    Started by faseesh, 11-16-2012 08:56 AM
    • Replies: 0
    • Views: 2,153
    11-16-2012, 08:56 AM Go to last post
  22. Engine testing room cooling

    Started by HVR, 11-15-2012 10:24 PM
    • Replies: 1
    • Views: 1,179
    11-16-2012, 08:43 AM Go to last post
  23. split chiller tubes

    Started by hvac fanatic, 11-12-2012 04:19 PM
    • Replies: 7
    • Views: 2,033
    11-15-2012, 11:59 PM Go to last post
  24. Hmm trane coil part numbers

    Started by mbennett8, 11-14-2012 01:25 PM
    • Replies: 1
    • Views: 1,394
    11-14-2012, 02:14 PM Go to last post
  25. Thermal Solutions Boilers

    Started by UAPIPE23Dirk, 11-13-2012 04:43 PM
    • Replies: 0
    • Views: 1,891
    11-13-2012, 04:43 PM Go to last post
  26. Taco ZVC 406 EXP

    Started by geochurchi, 11-11-2012 10:47 AM
    • Replies: 1
    • Views: 1,735
    11-11-2012, 02:28 PM Go to last post
    • Replies: 3
    • Views: 3,024
    11-11-2012, 12:58 PM Go to last post
  27. HVAC life expectancy

    Started by ar4s1, 10-18-2012 03:33 PM
    • Replies: 3
    • Views: 3,147
    11-08-2012, 08:46 AM Go to last post
    • Replies: 0
    • Views: 1,066
    11-07-2012, 12:53 PM Go to last post
  28. Liebert MiniMate bursting coil

    Started by bacaj1, 11-07-2012 12:20 PM
    • Replies: 0
    • Views: 1,024
    11-07-2012, 12:20 PM Go to last post
  29. Lennox Armstrong ADP Unit Heaters

    Started by brushwoodnursery, 11-01-2012 12:30 PM
    • Replies: 1
    • Views: 1,773
    11-01-2012, 01:26 PM Go to last post
  30. Motel air conditoner setting

    Started by bl23, 06-27-2012 11:49 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 6,275
    10-28-2012, 08:53 AM Go to last post
  31. Aaon coil leaks

    Started by allstar08, 10-29-2009 08:37 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 7,697
    10-25-2012, 09:31 PM Go to last post
  32. Carrier varislide ecomonizers

    Started by fac 213, 02-25-2011 09:46 AM
    • Replies: 5
    • Views: 2,092
    10-25-2012, 08:50 PM Go to last post
  33. 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: 3,930
    10-24-2012, 07:43 PM Go to last post
  34. window air condtioner problems-- when to replace

    Started by bl23, 08-03-2012 05:09 AM
    • Replies: 4
    • Views: 1,886
    10-24-2012, 05:15 PM Go to last post
  35. Confused anyone w/similar problems on MUA?

    Started by relay320, 01-20-2011 10:22 AM
    5 Pages
    1 2 3 4 5
    • Replies: 58
    • Views: 10,064
    10-24-2012, 05:05 PM Go to last post
  36. Questions on HVAC install in a Church

    Started by fkphvac, 09-29-2012 03:38 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 4,227
    10-24-2012, 03:14 PM Go to last post
  37. Trane RTU Identification

    Started by rfinfoseeker, 09-05-2012 03:08 PM
    • Replies: 7
    • Views: 3,596
    10-22-2012, 02:57 PM Go to last post
  38. mitsubishi mini split

    Started by wfields, 10-18-2012 02:55 PM
    • Replies: 2
    • Views: 1,629
    10-18-2012, 05:29 PM Go to last post
  39. Confused PACE Built-up Air Handlers

    Started by tblack_pe, 06-26-2012 05:55 PM
    • Replies: 2
    • Views: 2,687
    10-16-2012, 07:58 PM Go to last post
  40. Choice of MUA unit brands

    Started by MrMaintenance, 10-09-2012 05:41 PM
    • Replies: 6
    • Views: 2,482
    10-16-2012, 12:01 AM Go to last post
  41. Trane Varitrac Operations

    Started by BlowsHotAndCold, 10-12-2012 10:32 AM
    • Replies: 2
    • Views: 1,382
    10-12-2012, 07:00 PM Go to last post
  42. Ducting question

    Started by telcoguy, 10-03-2012 08:48 AM
    cooling, duct, hvac
    • Replies: 2
    • Views: 1,631
    10-08-2012, 11:07 AM Go to last post
  43. Need a PM sys

    Started by jpatcalexpo, 09-18-2012 11:07 AM
    • Replies: 2
    • Views: 1,520
    10-07-2012, 06:53 PM Go to last post
  44. York K oil

    Started by carolinachill, 11-17-2006 02:49 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 8,524
    10-05-2012, 08:47 PM Go to last post
  45. Replacement chiller

    Started by Maikerum, 09-04-2012 01:26 PM
    • Replies: 9
    • Views: 2,943
    10-02-2012, 08:43 PM Go to last post
  46. Best place to get advice on replacement options

    Started by Maikerum, 09-19-2012 10:53 AM
    • Replies: 7
    • Views: 1,758
    10-02-2012, 09:21 AM Go to last post
  47. I don't trust my contractors, HELP!

    Started by AIRICCC, 09-21-2012 10:07 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 4,714
    10-02-2012, 06:09 AM Go to last post

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