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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: 4,162
    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: 3,460
    10-31-2011, 07:37 PM Go to last post
    • Replies: 4
    • Views: 676
    08-02-2013, 07:49 PM Go to last post
  1. If this were your new retail store what changes would you make?

    Started by jonblack, 06-17-2013 12:34 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 3,379
    08-01-2013, 09:59 AM Go to last post
  2. condensation

    Started by highhead666, 07-21-2013 04:12 PM
    • Replies: 1
    • Views: 500
    07-30-2013, 08:11 AM Go to last post
  3. Question Another 30 GX Chiller tripping

    Started by Sucurro, 04-27-2012 06:32 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,098
    07-29-2013, 03:29 PM Go to last post
  4. McQuay anyone?

    Started by flange, 01-18-2005 05:57 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,522
    07-28-2013, 06:28 PM Go to last post
  5. Liquid Line Solenoid - Pump Down

    Started by WyrTwister, 07-28-2013 11:14 AM
    • Replies: 3
    • Views: 875
    07-28-2013, 12:18 PM Go to last post
  6. Question propylene glycol disposal

    Started by jcboston, 06-09-2013 10:35 PM
    • Replies: 7
    • Views: 1,887
    07-24-2013, 04:22 PM Go to last post
  7. Replacement for R22 in PTAC

    Started by Martyg1961, 07-16-2013 01:57 PM
    • Replies: 7
    • Views: 818
    07-23-2013, 10:24 PM Go to last post
  8. Hmm R-22 Refrigerant ' replacements '

    Started by freonguy, 03-04-2008 07:30 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 13,128
    07-23-2013, 09:32 PM Go to last post
  9. Multi Stack carel controller

    Started by Lobstergolf, 07-23-2013 08:29 AM
    • Replies: 0
    • Views: 491
    07-23-2013, 08:29 AM Go to last post
  10. custom made heating/ac units in Ny high rise building

    Started by Alexiabi, 07-14-2013 09:08 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,419
    07-22-2013, 07:34 AM Go to last post
  11. carrier 48ekd054

    Started by highhead666, 07-21-2013 03:19 PM
    • Replies: 1
    • Views: 363
    07-21-2013, 09:14 PM Go to last post
  12. appealing to the wise: data aire split unit issue

    Started by Cal84, 07-14-2013 01:18 AM
    • Replies: 2
    • Views: 409
    07-21-2013, 08:13 AM Go to last post
  13. Having a 8.5 ton unit installed and have some ?'s

    Started by eroc, 07-17-2013 11:50 AM
    • Replies: 7
    • Views: 751
    07-19-2013, 09:50 PM Go to last post
  14. Sabroe issue

    Started by BeautyBay, 07-19-2013 08:32 AM
    • Replies: 2
    • Views: 405
    07-19-2013, 09:31 AM Go to last post
  15. Sect. 608 Compliance

    Started by greg r, 04-09-2013 10:53 AM
    • Replies: 3
    • Views: 792
    07-15-2013, 10:08 AM Go to last post
  16. Chillers running at low load at night

    Started by hafiz88a, 07-13-2013 02:36 AM
    • Replies: 5
    • Views: 691
    07-13-2013, 10:30 PM Go to last post
    • Replies: 3
    • Views: 3,544
    07-13-2013, 09:20 AM Go to last post
  17. Humidity Issues

    Started by Tech13, 07-03-2013 07:34 PM
    • Replies: 8
    • Views: 811
    07-12-2013, 10:55 PM Go to last post
    • Replies: 2
    • Views: 543
    07-12-2013, 03:02 PM Go to last post
  18. Trouble shooting a pizza lowboy

    Started by chefg1124, 07-03-2013 10:36 AM
    • Replies: 10
    • Views: 848
    07-11-2013, 10:37 PM Go to last post
  19. Has anyone heard of Octagon?

    Started by Henson31, 11-10-2011 06:04 PM
    • Replies: 4
    • Views: 1,937
    07-11-2013, 07:50 PM Go to last post
  20. RTAC Condenser cleaning

    Started by criticool, 07-02-2013 12:00 PM
    • Replies: 8
    • Views: 876
    07-11-2013, 07:47 PM Go to last post
  21. Sanyo split unit 24KS72 no air light flashing

    Started by simmer33, 06-03-2013 02:58 PM
    • Replies: 2
    • Views: 554
    07-11-2013, 06:09 AM Go to last post
  22. R22 or replacement

    Started by jcash, 05-31-2013 08:36 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,718
    07-11-2013, 12:02 AM Go to last post
    • Replies: 2
    • Views: 886
    07-10-2013, 11:59 PM Go to last post
  23. carrier chiller

    Started by Robert George, 07-10-2013 08:00 AM
    • Replies: 0
    • Views: 351
    07-10-2013, 08:00 AM Go to last post
  24. A Question on Reversing Valves and Compressors.

    Started by LVL, 07-07-2013 05:29 PM
    compressors
    • Replies: 7
    • Views: 638
    07-09-2013, 11:23 PM Go to last post
  25. Humidity issue in surgical units

    Started by Usafwhite, 06-15-2013 01:40 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,646
    07-08-2013, 11:28 PM Go to last post
  26. VAV system with cfm flow charge out

    Started by surajhee, 07-04-2013 02:02 PM
    • Replies: 4
    • Views: 800
    07-08-2013, 05:49 AM Go to last post
  27. Siemens PXC24 Compact + HMI + DB9. Not working.

    Started by Syenergy, 07-08-2013 12:24 AM
    • Replies: 0
    • Views: 285
    07-08-2013, 12:24 AM Go to last post
    • Replies: 3
    • Views: 568
    07-07-2013, 10:02 AM Go to last post
  28. carrier modu-drive retrofit

    Started by hlarry9460, 07-02-2013 08:50 PM
    • Replies: 0
    • Views: 367
    07-02-2013, 08:50 PM Go to last post
    • Replies: 0
    • Views: 320
    07-02-2013, 11:33 AM Go to last post
  29. Automotive refrigerant recovery machine

    Started by Dalton92, 07-01-2013 02:08 PM
    • Replies: 1
    • Views: 399
    07-01-2013, 02:39 PM Go to last post
  30. Is this return too close to the supplies?

    Started by jonblack, 06-30-2013 06:10 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,342
    07-01-2013, 12:55 PM Go to last post
  31. please help me identify comm. AC unit

    Started by gloverds1, 06-29-2013 11:04 PM
    • Replies: 2
    • Views: 600
    07-01-2013, 05:22 AM Go to last post
  32. Mushroom Farm Help!

    Started by Mushroom Man, 06-26-2013 11:32 PM
    • Replies: 2
    • Views: 658
    06-30-2013, 06:30 AM Go to last post
  33. Trane Compressor Leak...Is it fixable?

    Started by Driverfound, 05-08-2013 10:18 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,456
    06-29-2013, 11:11 AM Go to last post
  34. chiller flow switch

    Started by hvac17011, 06-24-2011 08:09 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 6,050
    06-27-2013, 09:55 PM Go to last post
  35. Smile Turbocor Problems

    Started by turbo geek, 10-21-2006 09:38 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 13,390
    06-26-2013, 05:15 PM Go to last post
    • Replies: 3
    • Views: 567
    06-26-2013, 11:41 AM Go to last post
    • Replies: 6
    • Views: 1,084
    06-26-2013, 10:42 AM Go to last post
    • Replies: 7
    • Views: 1,073
    06-24-2013, 09:09 PM Go to last post
  36. Carrier Roof Top 48HJE004---331 Blower Motor

    Started by bsevans, 06-19-2013 08:24 PM
    • Replies: 0
    • Views: 553
    06-19-2013, 08:24 PM Go to last post
  37. Eng-a having issues changing heat to cooling

    Started by billyp7999, 06-17-2013 11:07 AM
    • Replies: 2
    • Views: 429
    06-17-2013, 08:25 PM Go to last post
  38. Corner gas fireplace

    Started by DrKelly, 06-13-2013 11:20 AM
    • Replies: 1
    • Views: 458
    06-13-2013, 11:28 PM Go to last post
    • Replies: 4
    • Views: 617
    06-13-2013, 01:09 AM Go to last post
  39. Chiller Secondary Loop VFD Control

    Started by smakdown61, 05-21-2013 09:25 AM
    • Replies: 6
    • Views: 971
    06-10-2013, 05:22 PM Go to last post
  40. Air Filter and V-Belt Specifications

    Started by pablok, 06-04-2013 08:18 PM
    • Replies: 2
    • Views: 635
    06-10-2013, 01:50 PM Go to last post

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