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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: 11,836
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,227
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

    • Replies: 3
    • Views: 2,685
    07-13-2009, 10:42 PM Go to last post
  2. another cvhf question

    Started by heavymetaldad, 07-08-2009 08:36 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 3,758
    07-13-2009, 09:08 PM Go to last post
  3. Carrier Centrifugal Parts

    Started by CaptJackSparrow, 07-13-2009 03:41 PM
    • Replies: 2
    • Views: 645
    07-13-2009, 08:49 PM Go to last post
  4. Trane SWUA Damper Linkage

    Started by PaulDiglio, 07-13-2009 08:31 PM
    • Replies: 0
    • Views: 974
    07-13-2009, 08:31 PM Go to last post
  5. 5 Ton is enough

    Started by EugeneTheJeep, 07-10-2009 10:46 AM
    • Replies: 5
    • Views: 885
    07-13-2009, 05:47 PM Go to last post
  6. RTAA Chiller IOM

    Started by CanDoAggin, 07-09-2009 01:47 PM
    • Replies: 3
    • Views: 1,407
    07-13-2009, 02:14 PM Go to last post
  7. 24 vOLT Expansion valves

    Started by cleancondenser, 07-12-2009 02:02 AM
    • Replies: 4
    • Views: 937
    07-13-2009, 10:07 AM Go to last post
  8. RTAA 80 oil system fault

    Started by PJ's cool-aid, 07-11-2009 09:56 PM
    • Replies: 6
    • Views: 1,237
    07-13-2009, 09:59 AM Go to last post
  9. Plugged chiller barrel?

    Started by kooltek, 07-01-2009 11:31 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,159
    07-12-2009, 08:29 PM Go to last post
  10. new carrier economizer boards

    Started by heykiss, 10-20-2005 07:36 PM
    • Replies: 7
    • Views: 4,642
    07-12-2009, 07:23 PM Go to last post
  11. "M" manual for YCAS?

    Started by r404a, 07-04-2009 09:27 PM
    • Replies: 7
    • Views: 1,667
    07-12-2009, 03:08 PM Go to last post
  12. Question for Carrier techs

    Started by licensed to chill, 11-11-2007 10:32 PM
    • Replies: 10
    • Views: 2,221
    07-12-2009, 12:01 PM Go to last post
  13. Seattle Area chiller work

    Started by acjourneyman, 07-03-2009 11:22 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,367
    07-11-2009, 08:56 PM Go to last post
  14. RTAA compressor overload problems

    Started by CHLR618, 07-09-2009 08:56 PM
    • Replies: 4
    • Views: 1,619
    07-11-2009, 08:25 PM Go to last post
  15. Some Carrier help

    Started by ascj, 07-09-2009 06:54 PM
    • Replies: 10
    • Views: 2,141
    07-11-2009, 07:52 PM Go to last post
  16. How to tell if you are low on refrigerant

    Started by andreas, 07-07-2009 10:36 AM
    • Replies: 8
    • Views: 2,105
    07-11-2009, 03:28 PM Go to last post
  17. Chillers and excessive compressor starts

    Started by licensed to chill, 07-09-2009 05:45 PM
    • Replies: 9
    • Views: 1,771
    07-11-2009, 02:42 PM Go to last post
  18. Hmm 10 ton air source wiring

    Started by Noquiter, 07-03-2009 10:21 PM
    backfeed, phase, transformer
    • Replies: 5
    • Views: 885
    07-10-2009, 11:50 PM Go to last post
  19. chiller abnormal noise

    Started by comfortable air, 07-09-2009 08:56 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,000
    07-10-2009, 10:02 PM Go to last post
  20. Rattling Swing check

    Started by JH5684, 07-08-2009 06:00 PM
    • Replies: 3
    • Views: 1,080
    07-10-2009, 09:17 PM Go to last post
  21. York YK

    Started by hvacr, 06-25-2009 12:02 AM
    • Replies: 8
    • Views: 1,511
    07-10-2009, 05:31 PM Go to last post
  22. York screw machine grease

    Started by bobby m, 02-28-2007 10:48 AM
    • Replies: 8
    • Views: 2,279
    07-10-2009, 04:45 PM Go to last post
  23. subcooling numbers on York YT optispeed

    Started by r404a, 07-04-2009 11:11 PM
    • Replies: 11
    • Views: 1,938
    07-10-2009, 04:40 PM Go to last post
  24. York YK

    Started by hvacr, 07-10-2009 01:00 PM
    • Replies: 1
    • Views: 736
    07-10-2009, 04:36 PM Go to last post
  25. Snyder General McQuay

    Started by 24seven, 07-06-2009 05:32 PM
    • Replies: 8
    • Views: 2,891
    07-10-2009, 09:00 AM Go to last post
  26. Carrier chillers --- Approach temperatures

    Started by licensed to chill, 07-14-2008 06:44 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 28,170
    07-10-2009, 01:35 AM Go to last post
  27. 3 phase wild leg?

    Started by tirus, 07-07-2009 06:54 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 7,013
    07-09-2009, 10:36 PM Go to last post
  28. A Little off topic, kind of

    Started by kcvrodder, 07-09-2009 08:03 PM
    • Replies: 0
    • Views: 499
    07-09-2009, 08:03 PM Go to last post
  29. Vulcain password?

    Started by chillerfreak, 07-09-2009 06:05 PM
    • Replies: 2
    • Views: 1,046
    07-09-2009, 06:36 PM Go to last post
  30. Pneumatic Control Question....

    Started by mattm, 07-09-2009 04:24 PM
    • Replies: 3
    • Views: 1,352
    07-09-2009, 06:03 PM Go to last post
  31. Cooling Tower Shaft Grease

    Started by Spanky89, 06-30-2009 04:18 PM
    • Replies: 6
    • Views: 922
    07-09-2009, 04:58 PM Go to last post
  32. modifying a Trane IPAK

    Started by man of leisure, 07-08-2009 11:21 AM
    • Replies: 2
    • Views: 596
    07-09-2009, 10:34 AM Go to last post
  33. copleand 6DY3000

    Started by hem057, 07-08-2009 10:09 PM
    • Replies: 1
    • Views: 706
    07-09-2009, 07:53 AM Go to last post
  34. Suction Transducer

    Started by Dchappa21, 07-08-2009 06:33 PM
    • Replies: 6
    • Views: 4,285
    07-09-2009, 06:46 AM Go to last post
  35. CH530 downloads?

    Started by CaptJackSparrow, 07-08-2009 04:32 PM
    • Replies: 2
    • Views: 911
    07-09-2009, 12:31 AM Go to last post
  36. Need Trane information on 40 ton RAUC

    Started by BobbyBJr, 07-08-2009 06:04 PM
    • Replies: 3
    • Views: 1,731
    07-08-2009, 08:25 PM Go to last post
  37. Multi-Jet or self balanced duct design ??

    Started by guitarboyled, 07-07-2009 04:40 PM
    • Replies: 1
    • Views: 690
    07-08-2009, 03:36 PM Go to last post
  38. TGM Mini Split Issue

    Started by man from trane, 07-07-2009 06:59 AM
    • Replies: 2
    • Views: 2,495
    07-08-2009, 08:16 AM Go to last post
  39. Static pressure vs. friction ???

    Started by guitarboyled, 07-07-2009 07:42 PM
    • Replies: 1
    • Views: 2,562
    07-07-2009, 09:17 PM Go to last post
  40. Cool carrier blues

    Started by russ-johnson, 05-27-2008 08:43 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,925
    07-07-2009, 08:02 PM Go to last post
  41. Carrier 30GT series low suct pressure switch

    Started by doodlehill, 07-01-2004 11:43 PM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 11,841
    07-07-2009, 06:43 PM Go to last post
  42. McQuay Chiller

    Started by jdcoolj, 07-07-2009 02:39 PM
    • Replies: 0
    • Views: 654
    07-07-2009, 02:39 PM Go to last post
  43. Confused 5 ton RTU

    Started by HVAC/R Man CO, 06-29-2009 07:31 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,343
    07-06-2009, 09:31 PM Go to last post
  44. york D4CG076NO8225A tonnage?

    Started by little john, 06-30-2009 12:44 AM
    • Replies: 4
    • Views: 883
    07-06-2009, 09:17 PM Go to last post
  45. McQuay Heat Pump

    Started by gwoner, 07-06-2009 09:12 PM
    • Replies: 0
    • Views: 570
    07-06-2009, 09:12 PM Go to last post
  46. CVHE 650

    Started by Dobby, 06-29-2009 04:45 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 2,947
    07-06-2009, 06:07 PM Go to last post
  47. Speed drive info.

    Started by mattm, 07-02-2009 01:10 PM
    • Replies: 2
    • Views: 640
    07-06-2009, 08:01 AM Go to last post
    • Replies: 1
    • Views: 1,011
    07-06-2009, 06:21 AM Go to last post
  48. Trane Purge Unit

    Started by maxpower, 06-30-2009 06:24 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 5,460
    07-05-2009, 08:55 PM Go to last post
  49. CTV

    Started by grendil, 07-05-2009 10:18 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,926
    07-05-2009, 08:33 PM Go to last post

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