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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: 4,248
    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: 3,542
    10-31-2011, 07:37 PM Go to last post
  1. Compressed Air Leaks

    Started by shawgrp, 07-25-2011 05:36 PM
    • Replies: 6
    • Views: 3,176
    08-25-2012, 08:26 AM Go to last post
  2. Server Room Temperature Keeps Setting Off Alarm

    Started by HVAC_rookie, 08-20-2012 06:19 PM
    2 Pages
    1 2
    challenger, liebert
    • Replies: 21
    • Views: 3,328
    08-24-2012, 07:06 PM Go to last post
  3. Series connected ahus

    Started by beenthere, 08-23-2012 04:48 PM
    • Replies: 2
    • Views: 881
    08-23-2012, 05:20 PM Go to last post
  4. Lightbulb Dehumidification Control Help

    Started by CHAMBERS87, 08-18-2012 05:00 PM
    • Replies: 3
    • Views: 1,097
    08-22-2012, 01:01 PM Go to last post
  5. Help me evaluate contractor competence

    Started by snadam, 08-20-2012 11:33 AM
    • Replies: 2
    • Views: 1,254
    08-22-2012, 11:28 AM Go to last post
  6. hi humidity when compressor is in off cycle

    Started by hlwd2012, 08-01-2012 02:10 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,218
    08-21-2012, 05:42 PM Go to last post
  7. trane rtu

    Started by n locklair, 01-19-2011 01:47 PM
    • Replies: 9
    • Views: 1,743
    08-20-2012, 02:27 PM Go to last post
  8. Question AIR! in a Closed loop chilled water system

    Started by WV-Technician, 08-20-2012 09:06 AM
    2 Pages
    1 2
    air leaks, chiller trouble, flow, hvac, pump, water pump
    • Replies: 13
    • Views: 4,293
    08-20-2012, 01:11 PM Go to last post
    • Replies: 7
    • Views: 1,272
    08-20-2012, 10:18 AM Go to last post
  9. Dynamic AirFlow Troubles! Plz help

    Started by rwbanks, 08-06-2012 12:44 PM
    • Replies: 4
    • Views: 1,031
    08-19-2012, 11:51 AM Go to last post
  10. american standard compressor windings

    Started by newjack, 08-18-2012 09:20 PM
    • Replies: 9
    • Views: 1,727
    08-19-2012, 10:15 AM Go to last post
  11. calculate AC capacity

    Started by wcsperera, 08-16-2012 04:16 AM
    • Replies: 2
    • Views: 1,481
    08-19-2012, 06:44 AM Go to last post
  12. Chemical storage thermostat

    Started by brettrobbins, 08-11-2012 10:31 PM
    • Replies: 2
    • Views: 943
    08-18-2012, 07:03 PM Go to last post
  13. Chilled water coil plumbing...

    Started by rotaryfrk, 05-21-2008 05:13 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,827
    08-16-2012, 04:27 PM Go to last post
    • Replies: 1
    • Views: 1,261
    08-15-2012, 07:43 PM Go to last post
    • Replies: 1
    • Views: 925
    08-15-2012, 07:42 PM Go to last post
    • Replies: 5
    • Views: 2,410
    08-15-2012, 05:13 PM Go to last post
  14. Energy Wheel: what to buy ?

    Started by Reuben Trane, 02-28-2012 02:37 AM
    • Replies: 1
    • Views: 1,577
    08-13-2012, 07:47 PM Go to last post
  15. Pneumatic compressor issues

    Started by Isaac3384, 01-05-2012 05:23 PM
    • Replies: 12
    • Views: 2,631
    08-13-2012, 10:43 AM Go to last post
  16. Trane Intellipak SVX36G Morning Startup

    Started by angryjohnny, 08-08-2012 05:23 PM
    • Replies: 7
    • Views: 1,509
    08-13-2012, 01:15 AM Go to last post
  17. jimdean

    Started by jimdean, 08-12-2012 12:30 PM
    • Replies: 0
    • Views: 746
    08-12-2012, 12:30 PM Go to last post
    • Replies: 9
    • Views: 1,806
    08-12-2012, 11:55 AM Go to last post
  18. What can you tell me about this Lennox unit

    Started by Maikerum, 08-09-2012 04:38 PM
    • Replies: 7
    • Views: 1,338
    08-11-2012, 05:13 PM Go to last post
  19. Confused Recovered

    Started by cuadro, 08-10-2012 09:43 AM
    • Replies: 4
    • Views: 996
    08-11-2012, 06:36 AM Go to last post
  20. Filter Ratings

    Started by 2wings, 08-01-2012 11:10 AM
    • Replies: 7
    • Views: 1,434
    08-09-2012, 03:33 AM Go to last post
  21. Staring fresh with an indoor pool system install...

    Started by YAHBO, 09-19-2011 10:37 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,559
    08-07-2012, 10:27 PM Go to last post
  22. This is a what if, question

    Started by sraburne, 08-05-2012 08:51 PM
    • Replies: 0
    • Views: 696
    08-05-2012, 08:51 PM Go to last post
  23. Flashing d13 light

    Started by fbpizzaman, 07-29-2012 12:44 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,440
    08-04-2012, 05:25 PM Go to last post
  24. Does the evaporator have to match the air handler?

    Started by PM5K, 08-04-2012 12:56 PM
    • Replies: 1
    • Views: 748
    08-04-2012, 04:46 PM Go to last post
  25. Question Can you help me with the Product Specifications?

    Started by ESN, 08-03-2012 03:16 PM
    • Replies: 1
    • Views: 628
    08-03-2012, 03:33 PM Go to last post
  26. Icing up due to overcharge?

    Started by hsteiner, 04-03-2005 10:05 AM
    12 Pages
    1 2 3 4 5 6 ... 12
    • Replies: 150
    • Views: 47,401
    08-01-2012, 08:21 PM Go to last post
  27. Manufacturer Recommendations

    Started by mikefightsfire, 07-30-2012 04:04 PM
    • Replies: 9
    • Views: 1,316
    08-01-2012, 09:27 AM Go to last post
  28. Roof top air handler info

    Started by BULL65, 08-01-2012 08:35 AM
    • Replies: 0
    • Views: 623
    08-01-2012, 08:35 AM Go to last post
  29. McQuay Unit how many tons

    Started by Maikerum, 07-26-2012 01:37 PM
    • Replies: 4
    • Views: 1,602
    07-31-2012, 06:26 AM Go to last post
  30. Idea Ambient Lockout Temp.

    Started by Icypaul, 07-30-2012 02:48 AM
    • Replies: 2
    • Views: 824
    07-30-2012, 09:07 AM Go to last post
  31. Split System - Compressors and Estimate

    Started by Sharon121, 07-29-2012 09:42 PM
    • Replies: 1
    • Views: 632
    07-29-2012, 09:46 PM Go to last post
  32. Overflow Pan Fills On Central A/C

    Started by PM5K, 07-22-2012 11:32 PM
    • Replies: 10
    • Views: 1,765
    07-29-2012, 09:38 PM Go to last post
  33. How to design a duct?

    Started by zero14, 07-28-2012 12:04 AM
    • Replies: 3
    • Views: 856
    07-28-2012, 08:40 AM Go to last post
  34. Confused 100% Fresh Air Feed

    Started by FloridaWolf, 07-25-2012 03:25 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,695
    07-27-2012, 05:30 PM Go to last post
  35. Cooling fan reversing direction

    Started by cjbasye, 07-27-2012 09:16 AM
    • Replies: 2
    • Views: 803
    07-27-2012, 05:08 PM Go to last post
  36. Mini Split

    Started by Antonio129, 07-26-2012 03:46 PM
    • Replies: 2
    • Views: 778
    07-27-2012, 04:18 PM Go to last post
    • Replies: 0
    • Views: 542
    07-27-2012, 04:10 PM Go to last post
  37. Book On AHU

    Started by okieracing, 07-26-2012 02:53 PM
    • Replies: 0
    • Views: 659
    07-26-2012, 02:53 PM Go to last post
  38. Replacement for R22 (M099)

    Started by rains612, 07-25-2012 08:21 AM
    • Replies: 0
    • Views: 1,564
    07-25-2012, 08:21 AM Go to last post
  39. Simplicity program download from york

    Started by malaydave69, 07-24-2012 10:06 AM
    • Replies: 2
    • Views: 1,416
    07-24-2012, 09:03 PM Go to last post
  40. Confused Hydronic system: 3-way valve piping

    Started by government kid, 07-12-2012 09:09 AM
    • Replies: 7
    • Views: 2,527
    07-24-2012, 08:21 AM Go to last post
  41. John Zink

    Started by alanh7165, 07-23-2012 04:05 PM
    • Replies: 0
    • Views: 611
    07-23-2012, 04:05 PM Go to last post
  42. How long will a cooling tower last?

    Started by Maikerum, 06-22-2012 09:49 AM
    • Replies: 2
    • Views: 1,682
    07-23-2012, 06:26 AM Go to last post
    • Replies: 77
    • Views: 26,167
    07-22-2012, 05:58 PM Go to last post
  43. Question on boilers in Summertime

    Started by Maikerum, 07-16-2012 03:28 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,885
    07-21-2012, 10:29 PM Go to last post

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