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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: 4,529
    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: 3,793
    10-31-2011, 08:37 PM Go to last post
  1. Confused Help Engineering A Job

    Started by Jwork, 07-07-2007 09:16 PM
    • Replies: 7
    • Views: 834
    07-07-2007, 10:27 PM Go to last post
  2. mitsu 410 service port size?

    Started by bigtuna, 07-05-2007 10:56 PM
    • Replies: 3
    • Views: 676
    07-07-2007, 05:37 PM Go to last post
  3. PTAC 4,000btu/h or 7,000btu/h

    Started by jontd, 06-05-2007 12:52 PM
    • Replies: 12
    • Views: 1,002
    07-07-2007, 04:52 PM Go to last post
  4. cpe valve

    Started by clachar, 07-04-2007 09:32 PM
    • Replies: 1
    • Views: 502
    07-06-2007, 11:39 PM Go to last post
  5. Help with design-build issue

    Started by CubFan, 07-06-2007 02:14 PM
    • Replies: 4
    • Views: 505
    07-06-2007, 11:37 PM Go to last post
  6. Sight glass placement

    Started by hands, 06-28-2007 10:16 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,905
    07-06-2007, 10:05 PM Go to last post
  7. Trane VV550 LON on VCCF VAV

    Started by mikebaxter, 07-06-2007 05:16 AM
    • Replies: 1
    • Views: 1,143
    07-06-2007, 08:20 PM Go to last post
  8. finding the btus for pizza oven with no tag

    Started by jvstang, 07-05-2007 08:52 PM
    • Replies: 6
    • Views: 556
    07-06-2007, 01:58 PM Go to last post
  9. Confused Danfoss Maneurop MT 64

    Started by wizardlim98, 07-06-2007 08:10 AM
    • Replies: 0
    • Views: 1,474
    07-06-2007, 08:10 AM Go to last post
  10. Confused Transformer Overheating

    Started by referprosumday, 07-01-2007 09:03 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,708
    07-06-2007, 07:31 AM Go to last post
  11. What do you think of specializing in DDC?

    Started by jcrollinghills, 07-05-2007 12:03 AM
    • Replies: 3
    • Views: 601
    07-06-2007, 03:51 AM Go to last post
  12. Humidifier Higromatik Hy17

    Started by Luce, 07-06-2007 01:38 AM
    • Replies: 0
    • Views: 1,134
    07-06-2007, 01:38 AM Go to last post
  13. Liebert stops in it's tracks....

    Started by D'Laine, 06-27-2007 11:21 PM
    • Replies: 12
    • Views: 1,042
    07-06-2007, 12:18 AM Go to last post
  14. Two Phase Condition

    Started by refpro021702, 07-03-2007 04:41 AM
    • Replies: 9
    • Views: 1,152
    07-05-2007, 11:33 PM Go to last post
    • Replies: 15
    • Views: 1,900
    07-05-2007, 11:28 PM Go to last post
  15. Tons/Sq.Ft.

    Started by shanetouhy, 07-02-2007 10:31 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,156
    07-05-2007, 10:47 PM Go to last post
  16. service tech ( entry level)

    Started by sotien, 07-04-2007 03:39 PM
    • Replies: 5
    • Views: 671
    07-05-2007, 10:34 PM Go to last post
  17. Chrysler Airtemp

    Started by John E, 07-03-2007 09:33 PM
    • Replies: 5
    • Views: 964
    07-05-2007, 10:22 PM Go to last post
  18. Undersized LL Drier?

    Started by makinmoney, 07-02-2007 05:56 PM
    • Replies: 7
    • Views: 849
    07-05-2007, 08:43 PM Go to last post
  19. dirty filters

    Started by little john, 07-03-2007 02:08 AM
    • Replies: 10
    • Views: 846
    07-05-2007, 08:35 PM Go to last post
  20. Trane thermostats

    Started by catch48, 11-13-2004 04:55 PM
    • Replies: 10
    • Views: 6,062
    07-05-2007, 04:32 PM Go to last post
  21. Leak detection, What would you use?

    Started by troublshooter, 04-25-2007 11:52 AM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 4,511
    07-04-2007, 10:04 PM Go to last post
  22. Expansion Valve Selection

    Started by A-Tech, 07-04-2007 08:29 AM
    • Replies: 2
    • Views: 3,291
    07-04-2007, 10:38 AM Go to last post
  23. McQuay A Vintage Problem

    Started by floodedstart, 07-01-2007 11:47 AM
    • Replies: 6
    • Views: 783
    07-04-2007, 08:34 AM Go to last post
  24. Confused Goodman Rooftop PHK024 High head pressure

    Started by hockey, 06-14-2007 02:56 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 2,503
    07-04-2007, 07:51 AM Go to last post
  25. Moved: Unloading 25-ton working HVAC units.

    Started by rooftopunits, 07-03-2007 10:08 PM
    •  
    •  
  26. Ingersoll-Rand Air Dryer

    Started by hands, 07-02-2007 09:36 PM
    • Replies: 4
    • Views: 611
    07-03-2007, 09:00 PM Go to last post
  27. 40ton Trane chiller...

    Started by dking, 06-22-2007 08:08 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,616
    07-03-2007, 08:32 PM Go to last post
  28. Dirty coil?

    Started by CBRECH, 07-02-2007 03:39 PM
    • Replies: 10
    • Views: 990
    07-03-2007, 08:10 PM Go to last post
  29. Question TECHNICAL CHIlLER

    Started by mrhvacmechanic, 06-27-2007 06:32 PM
    • Replies: 3
    • Views: 826
    07-03-2007, 04:26 PM Go to last post
  30. vertical package unit

    Started by tomjelly, 07-02-2007 10:00 PM
    • Replies: 2
    • Views: 563
    07-03-2007, 12:17 PM Go to last post
  31. Carrier Site for Service Bulletins?

    Started by fourgs, 06-30-2007 01:16 PM
    • Replies: 3
    • Views: 5,407
    07-03-2007, 09:32 AM Go to last post
  32. any web sites?

    Started by HvAckid82, 07-02-2007 09:58 PM
    • Replies: 0
    • Views: 491
    07-02-2007, 09:58 PM Go to last post
  33. HVAC vent/diffuser....Blower needed?

    Started by alansncbbq, 06-29-2007 11:06 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,259
    07-02-2007, 03:56 PM Go to last post
  34. RTAA slider stuck

    Started by madhat, 07-01-2007 01:04 PM
    • Replies: 5
    • Views: 813
    07-02-2007, 10:42 AM Go to last post
  35. Confused compressors....that love/hate relationship

    Started by maxster, 06-29-2007 11:07 PM
    • Replies: 5
    • Views: 756
    07-01-2007, 09:59 PM Go to last post
  36. McQuay Microtech Service password

    Started by pete_d, 07-01-2007 04:06 PM
    • Replies: 0
    • Views: 949
    07-01-2007, 04:06 PM Go to last post
  37. pressure rises slowly

    Started by vibration, 06-21-2007 06:04 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,589
    06-30-2007, 11:28 AM Go to last post
  38. Carlyle

    Started by A-Tech, 06-28-2007 06:44 AM
    • Replies: 11
    • Views: 1,308
    06-30-2007, 10:09 AM Go to last post
  39. Commercial size dehumidifier

    Started by refpro021702, 06-26-2007 05:38 AM
    • Replies: 8
    • Views: 1,281
    06-30-2007, 09:15 AM Go to last post
  40. mcquay. h20 heat pump

    Started by hvac17011, 06-29-2007 11:08 PM
    • Replies: 0
    • Views: 446
    06-29-2007, 11:08 PM Go to last post
  41. cooling tower maint

    Started by mark itziro, 06-26-2007 12:55 PM
    • Replies: 5
    • Views: 768
    06-29-2007, 10:40 PM Go to last post
  42. Large Condensate Leak on AH

    Started by mike_meridian, 06-26-2007 09:44 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 2,016
    06-29-2007, 10:34 PM Go to last post
  43. My ducts are leaky! Need some opinions

    Started by FollettEngineer, 06-27-2007 04:13 PM
    • Replies: 5
    • Views: 674
    06-29-2007, 08:17 PM Go to last post
  44. Rooftop Unit advice

    Started by jordan2, 06-21-2007 12:48 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,753
    06-29-2007, 08:01 PM Go to last post
  45. Trane Inteelipak trips on "low supply air temp"

    Started by thecomp, 02-25-2007 08:21 PM
    • Replies: 9
    • Views: 1,674
    06-29-2007, 02:54 AM Go to last post
  46. Re: Air volume problem

    Started by singhmandy, 06-28-2007 11:04 PM
    • Replies: 3
    • Views: 539
    06-29-2007, 01:00 AM Go to last post
  47. Acronyms for units

    Started by gwoner, 06-23-2007 01:05 PM
    • Replies: 5
    • Views: 1,202
    06-29-2007, 12:34 AM Go to last post
  48. mcquay peh oil problem

    Started by sabre11134, 05-26-2007 09:30 PM
    5 Pages
    1 2 3 4 5
    • Replies: 62
    • Views: 4,290
    06-28-2007, 11:14 PM Go to last post
  49. Carrier 30GNP070 flotronic compressor

    Started by consolidmech, 04-23-2007 10:48 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,613
    06-28-2007, 10:29 PM Go to last post

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