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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: 8,531
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 7,371
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Dry coolers

    Started by Temp_Drop, 07-19-2015 03:09 PM
    • Replies: 3
    • Views: 1,035
    07-19-2015, 07:48 PM Go to last post
  3. 480v 3p to 240v

    Started by tempdoc, 07-18-2015 04:28 PM
    • Replies: 4
    • Views: 1,096
    07-19-2015, 07:18 AM Go to last post
  4. Calculating the SCT

    Started by asterof, 07-17-2015 02:02 AM
    • Replies: 1
    • Views: 949
    07-17-2015, 07:58 AM Go to last post
  5. Hot tap

    Started by heng.3201, 07-16-2015 09:19 PM
    • Replies: 2
    • Views: 971
    07-17-2015, 06:17 AM Go to last post
    • Replies: 2
    • Views: 840
    07-16-2015, 08:59 AM Go to last post
  6. Cleaver Brooks 500hps.....

    Started by Davect, 07-16-2015 08:11 AM
    • Replies: 0
    • Views: 564
    07-16-2015, 08:11 AM Go to last post
  7. Confused Code "1b6", Chiller Model: RTAA185GYP01A000BG

    Started by suigeneris29, 07-15-2015 12:41 PM
    • Replies: 0
    • Views: 583
    07-15-2015, 12:41 PM Go to last post
  8. Manitowic part install

    Started by Johnbudd, 07-13-2015 12:19 PM
    • Replies: 1
    • Views: 595
    07-13-2015, 01:30 PM Go to last post
  9. Compressor over pressure issue?

    Started by seabeetodd, 07-13-2015 09:11 AM
    • Replies: 4
    • Views: 704
    07-13-2015, 10:49 AM Go to last post
  10. Danfoss Turbocor

    Started by travellerz71, 07-13-2015 09:08 AM
    • Replies: 0
    • Views: 534
    07-13-2015, 09:08 AM Go to last post
  11. PTAC's installed below ground

    Started by Hysiderafter, 07-10-2015 02:05 PM
    • Replies: 2
    • Views: 727
    07-10-2015, 07:11 PM Go to last post
    • Replies: 0
    • Views: 595
    07-08-2015, 09:01 PM Go to last post
  12. Manitowic question

    Started by Johnbudd, 07-08-2015 01:24 PM
    • Replies: 3
    • Views: 635
    07-08-2015, 05:13 PM Go to last post
  13. Determining Cooling Tower Age using Model/Serial #

    Started by pdoyle, 07-06-2015 09:46 AM
    • Replies: 0
    • Views: 655
    07-06-2015, 09:46 AM Go to last post
    • Replies: 2
    • Views: 781
    07-05-2015, 07:59 PM Go to last post
  14. CME custom mechanical equipment

    Started by kiek, 06-29-2015 03:47 PM
    • Replies: 4
    • Views: 721
    07-05-2015, 08:14 AM Go to last post
  15. Walk In Freezer Icing

    Started by tmc2015, 06-23-2015 04:07 PM
    • Replies: 9
    • Views: 1,208
    07-01-2015, 08:29 PM Go to last post
  16. Air Handling Unit Water Volume

    Started by JLeighton, 07-01-2015 10:50 AM
    • Replies: 2
    • Views: 644
    07-01-2015, 02:43 PM Go to last post
  17. Indirect Evaporative Cooler(IEC)

    Started by tony21, 07-01-2015 01:28 PM
    • Replies: 0
    • Views: 555
    07-01-2015, 01:28 PM Go to last post
  18. refrigerant problems

    Started by monte454, 06-29-2015 09:54 PM
    • Replies: 0
    • Views: 798
    06-29-2015, 09:54 PM Go to last post
  19. Need Help explaining Myself

    Started by Rptig, 06-26-2015 08:16 AM
    • Replies: 12
    • Views: 1,249
    06-29-2015, 03:11 PM Go to last post
  20. Carrier Model 48HGF024A Error Code "Comm Error"

    Started by tthull, 06-26-2015 05:56 PM
    • Replies: 0
    • Views: 705
    06-26-2015, 05:56 PM Go to last post
  21. Recommendations for a 5Ton Packaged Unit (York?)

    Started by kod4krome, 06-24-2015 10:13 PM
    • Replies: 8
    • Views: 951
    06-25-2015, 05:58 PM Go to last post
    • Replies: 0
    • Views: 653
    06-25-2015, 01:41 PM Go to last post
  22. Central Air - Need to replace quickly

    Started by getplumber, 06-24-2015 11:12 AM
    • Replies: 3
    • Views: 725
    06-24-2015, 04:31 PM Go to last post
  23. Meaning of COMMON in a circuit

    Started by nmt6789, 06-21-2015 05:25 PM
    • Replies: 3
    • Views: 1,006
    06-23-2015, 08:29 AM Go to last post
  24. Qualified AC Contractor

    Started by IDoDirt, 05-26-2015 01:18 PM
    • Replies: 3
    • Views: 992
    06-22-2015, 08:04 PM Go to last post
  25. 3ph starter/overload

    Started by get2work, 06-22-2015 06:37 PM
    • Replies: 2
    • Views: 476
    06-22-2015, 07:06 PM Go to last post
    • Replies: 8
    • Views: 1,058
    06-22-2015, 09:34 AM Go to last post
  26. EngAir DJM 3.4 MUA

    Started by collegerez, 06-16-2015 10:49 AM
    • Replies: 4
    • Views: 817
    06-18-2015, 08:10 AM Go to last post
  27. Vent 11000 BTU through commercial bathroom vent?

    Started by sqewcds2, 06-15-2015 08:05 PM
    • Replies: 5
    • Views: 703
    06-16-2015, 02:30 PM Go to last post
  28. Jace 2 / Niagara credentials problem

    Started by mcfunk0017, 06-15-2015 08:07 PM
    • Replies: 0
    • Views: 434
    06-15-2015, 08:07 PM Go to last post
  29. Rick

    Started by Rick123456, 06-12-2015 11:50 AM
    • Replies: 0
    • Views: 603
    06-12-2015, 11:50 AM Go to last post
    • Replies: 14
    • Views: 1,583
    06-10-2015, 05:48 AM Go to last post
  30. Lightbulb Alternative Pulley suppliers.

    Started by Samsuddin, 06-07-2015 11:53 PM
    • Replies: 2
    • Views: 660
    06-08-2015, 08:50 PM Go to last post
  31. Advice Needed!

    Started by mashushu, 06-03-2015 09:15 AM
    compressor, repairs, service
    • Replies: 3
    • Views: 890
    06-03-2015, 12:48 PM Go to last post
    • Replies: 0
    • Views: 769
    06-02-2015, 05:05 PM Go to last post
  32. Carrier IVU vs Trane Tracer summit

    Started by jeff5333, 06-02-2015 04:12 PM
    • Replies: 0
    • Views: 636
    06-02-2015, 04:12 PM Go to last post
  33. Indoor temp correlates with outdoor temp ONLY in warmer weather...

    Started by alexb, 05-09-2015 03:58 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 3,055
    05-28-2015, 10:21 AM Go to last post
  34. Carrier BACnet Interface

    Started by DaveCAX, 05-26-2015 12:40 PM
    bacnet, carrier, ccn
    • Replies: 0
    • Views: 749
    05-26-2015, 12:40 PM Go to last post
  35. Carrier 39MASTW04C... ?

    Started by DHP56, 05-26-2015 09:48 AM
    • Replies: 2
    • Views: 540
    05-26-2015, 11:08 AM Go to last post
  36. Compressor Failure

    Started by shazim, 05-26-2015 08:02 AM
    • Replies: 3
    • Views: 744
    05-26-2015, 09:17 AM Go to last post
  37. Senior Housing HVAC Loads

    Started by gpgaspe, 05-23-2015 11:14 PM
    • Replies: 2
    • Views: 886
    05-24-2015, 01:14 PM Go to last post
  38. Boiler/chiller water pressure question...

    Started by ammoniadog, 05-21-2015 06:57 PM
    • Replies: 8
    • Views: 1,026
    05-22-2015, 09:41 PM Go to last post
  39. Missmatched heat pump issues

    Started by gkettel, 05-21-2015 04:22 PM
    • Replies: 8
    • Views: 1,757
    05-22-2015, 05:52 PM Go to last post
  40. what's wrong with this picture?

    Started by bulldog53207, 05-21-2015 11:42 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,872
    05-22-2015, 01:00 PM Go to last post
  41. thermostat accuracy

    Started by eric1978, 05-19-2015 01:58 PM
    • Replies: 3
    • Views: 679
    05-21-2015, 06:15 PM Go to last post
  42. Cooling of heat emitted from light

    Started by learner21, 04-03-2015 12:03 PM
    • Replies: 9
    • Views: 1,499
    05-21-2015, 12:18 PM Go to last post
  43. How long are OEM's required to stock parts?

    Started by aengineer, 05-21-2015 07:37 AM
    controller, fan coils, warranty
    • Replies: 0
    • Views: 526
    05-21-2015, 07:37 AM Go to last post
  44. Trane Model Number Help

    Started by dockhardware, 05-20-2015 02:41 PM
    trane, trane commercial
    • Replies: 1
    • Views: 622
    05-20-2015, 04:10 PM Go to last post

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