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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: 5,625
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 4,783
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. 410a Conversion from r-22

    Started by pringlel, 07-01-2010 01:21 PM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 4,589
    07-20-2010, 01:30 PM Go to last post
  3. York 410A 20 ton startup

    Started by The Reaper, 07-20-2010 12:49 PM
    • Replies: 0
    • Views: 663
    07-20-2010, 12:49 PM Go to last post
  4. Cool Air cooled Chiller from Italy

    Started by whitepoundog, 07-13-2010 09:35 PM
    • Replies: 6
    • Views: 1,118
    07-20-2010, 11:44 AM Go to last post
  5. PUMPOUT UINT COMPRESSOR

    Started by can, 07-18-2010 01:38 AM
    • Replies: 4
    • Views: 677
    07-20-2010, 12:37 AM Go to last post
  6. OLD Swimming Pool, NEW HVAC reqd

    Started by acstewart25, 07-13-2010 02:51 AM
    • Replies: 8
    • Views: 1,248
    07-19-2010, 10:47 AM Go to last post
    • Replies: 0
    • Views: 578
    07-19-2010, 12:28 AM Go to last post
  7. Confused SIMPLE HONEYWELL TSTAT QUESTION

    Started by gtt, 07-18-2010 12:05 PM
    • Replies: 3
    • Views: 740
    07-18-2010, 10:39 PM Go to last post
  8. Hmm 06D breakdown; mixed refrigerant?

    Started by whoaghi, 07-14-2010 08:45 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,258
    07-18-2010, 07:58 PM Go to last post
  9. GLYCOL DEGRADATION

    Started by pat461, 07-06-2010 06:11 PM
    • Replies: 8
    • Views: 3,160
    07-18-2010, 07:52 PM Go to last post
  10. ESP on large air handlers?

    Started by jpsmith1cm, 07-16-2010 10:21 PM
    5 Pages
    1 2 3 4 5
    • Replies: 57
    • Views: 3,980
    07-18-2010, 03:30 PM Go to last post
  11. AIRFLOW LVLT

    Started by ruzfactor, 06-29-2010 10:29 AM
    • Replies: 2
    • Views: 692
    07-18-2010, 12:35 AM Go to last post
  12. Unhappy It's been a MONTH and swamp cooler STILL not fixed. Help!!

    Started by doodlebug1, 07-12-2010 02:14 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,776
    07-17-2010, 01:04 PM Go to last post
  13. ROBUR

    Started by HvAckid82, 09-06-2009 07:45 AM
    • Replies: 7
    • Views: 1,781
    07-17-2010, 10:35 AM Go to last post
  14. Looking For OEM TXV

    Started by KQQLCAT, 07-16-2010 11:15 AM
    • Replies: 6
    • Views: 885
    07-17-2010, 07:01 AM Go to last post
  15. BAC Tower Failures

    Started by Heavyevans, 04-13-2009 10:34 AM
    • Replies: 11
    • Views: 2,637
    07-16-2010, 06:51 PM Go to last post
  16. Parallel Compressor Troubleshooting

    Started by mcairrepair, 07-15-2010 04:06 PM
    • Replies: 10
    • Views: 1,443
    07-16-2010, 04:21 PM Go to last post
  17. Jumping out Trane and other different type of RTU's?

    Started by Parksy, 07-12-2010 11:34 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,115
    07-16-2010, 12:45 AM Go to last post
  18. comfortlink Faq

    Started by bob1234567, 01-21-2008 08:53 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,152
    07-16-2010, 12:34 AM Go to last post
  19. Confused Can Anyone ID This???

    Started by TraneDave, 07-14-2010 02:20 PM
    • Replies: 4
    • Views: 877
    07-15-2010, 11:06 PM Go to last post
  20. Mueller 691-FAB Duplex Strainer

    Started by JStar, 07-14-2010 08:31 PM
    • Replies: 5
    • Views: 1,126
    07-15-2010, 06:42 PM Go to last post
  21. old york heat pump

    Started by drifter99, 08-17-2006 09:35 PM
    • Replies: 4
    • Views: 5,871
    07-15-2010, 06:16 PM Go to last post
    • Replies: 4
    • Views: 868
    07-14-2010, 02:13 PM Go to last post
  22. Old Mr. Cray Koldfeld

    Started by jtsmech, 07-13-2010 11:45 PM
    • Replies: 0
    • Views: 444
    07-13-2010, 11:45 PM Go to last post
  23. LOOKING FOR POE OIL INFO

    Started by acjourneyman, 07-13-2010 10:54 PM
    • Replies: 0
    • Views: 441
    07-13-2010, 10:54 PM Go to last post
  24. YORK YCAR0230 current sensor reads 50% to high

    Started by Fmech, 07-08-2010 08:51 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,391
    07-13-2010, 10:31 PM Go to last post
  25. Fair price on used tools and equipment

    Started by Retread, 07-13-2010 09:16 PM
    • Replies: 2
    • Views: 565
    07-13-2010, 09:31 PM Go to last post
  26. Century Unit

    Started by JLyoung, 07-13-2010 08:35 PM
    • Replies: 2
    • Views: 637
    07-13-2010, 09:21 PM Go to last post
  27. Reset relays and tattle tales

    Started by hvac248, 07-13-2010 12:40 AM
    • Replies: 6
    • Views: 2,409
    07-13-2010, 07:11 PM Go to last post
  28. O-rings, when to use rubber, when to use teflon

    Started by The Doctor, 07-13-2010 05:52 AM
    • Replies: 2
    • Views: 697
    07-13-2010, 07:01 PM Go to last post
  29. york max e motor bearing lube asap

    Started by racerswil, 07-13-2010 09:28 AM
    • Replies: 1
    • Views: 716
    07-13-2010, 06:51 PM Go to last post
  30. suggested system for laundromat?

    Started by dkliman, 07-08-2010 04:28 PM
    efficient, laundromat, mini-spits, recovery
    • Replies: 6
    • Views: 2,157
    07-12-2010, 10:31 PM Go to last post
    • Replies: 2
    • Views: 1,029
    07-12-2010, 08:14 PM Go to last post
    • Replies: 0
    • Views: 1,326
    07-12-2010, 06:53 PM Go to last post
  31. Amana PTAC Nomenclature - 12th and 13th digits

    Started by Dibubba, 07-12-2010 02:52 PM
    • Replies: 0
    • Views: 1,316
    07-12-2010, 02:52 PM Go to last post
  32. Hmm Humidity Control - Conventional DF Liebert CRAC's

    Started by John_S, 06-16-2010 11:13 AM
    • Replies: 9
    • Views: 3,072
    07-12-2010, 09:55 AM Go to last post
  33. 06DX Carlyle terminal leak

    Started by cfcitywide, 07-08-2010 11:00 PM
    • Replies: 5
    • Views: 767
    07-12-2010, 12:43 AM Go to last post
  34. HVAC

    Started by Chilly83, 07-11-2010 01:06 AM
    accounts, business, credit, supplier
    • Replies: 2
    • Views: 856
    07-11-2010, 09:00 PM Go to last post
  35. Carrier roof top

    Started by jfchenoweth, 07-11-2010 09:28 AM
    • Replies: 10
    • Views: 882
    07-11-2010, 01:06 PM Go to last post
  36. Confused Cooling Tower Vacuum

    Started by zsmillie, 06-29-2010 09:47 AM
    • Replies: 3
    • Views: 2,177
    07-11-2010, 12:17 AM Go to last post
  37. CCN Controller and IO module question

    Started by tex~n~oz, 07-10-2010 04:31 AM
    • Replies: 1
    • Views: 465
    07-10-2010, 07:19 AM Go to last post
  38. York part number help???

    Started by mtnwrench, 07-09-2010 12:46 PM
    • Replies: 0
    • Views: 528
    07-09-2010, 12:46 PM Go to last post
  39. Trane intellipak help.

    Started by ulthvac, 01-06-2010 07:49 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 5,014
    07-09-2010, 12:30 PM Go to last post
  40. Question lennox question

    Started by able1, 07-08-2010 11:28 PM
    • Replies: 4
    • Views: 820
    07-09-2010, 07:22 AM Go to last post
  41. measuring the approach temp

    Started by newbe0507, 07-07-2010 09:41 AM
    • Replies: 3
    • Views: 1,435
    07-08-2010, 06:37 PM Go to last post
  42. Servicing a large national account

    Started by anellohvac, 09-09-2005 11:52 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,311
    07-08-2010, 05:10 PM Go to last post
  43. Trane

    Started by seascott, 02-03-2010 08:10 PM
    • Replies: 10
    • Views: 2,239
    07-08-2010, 04:47 PM Go to last post
  44. Question Trane Intellipak Economizer Problem

    Started by crnelson, 07-31-2009 04:00 PM
    • Replies: 5
    • Views: 1,766
    07-08-2010, 03:47 PM Go to last post
  45. Options to Liebert's new air filters?

    Started by mixsit, 07-07-2010 06:51 PM
    • Replies: 4
    • Views: 1,264
    07-08-2010, 12:55 PM Go to last post
  46. Faulty Evap???

    Started by northwestmechanic, 07-07-2010 12:10 AM
    • Replies: 6
    • Views: 769
    07-07-2010, 10:51 PM Go to last post
  47. York Millenium Screw Chiller Manual

    Started by johnsonlmi, 07-06-2010 11:34 PM
    • Replies: 4
    • Views: 2,252
    07-07-2010, 01:04 PM Go to last post

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