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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: 6,383
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 5,469
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Westinghouse chiller

    Started by Heavymetalmover, 07-21-2010 11:24 AM
    • Replies: 1
    • Views: 1,061
    07-21-2010, 11:29 AM Go to last post
    • Replies: 21
    • Views: 3,464
    07-21-2010, 09:52 AM Go to last post
  3. Confused High Discharge PDIG

    Started by BIG KEITH, 07-20-2010 10:18 PM
    • Replies: 1
    • Views: 446
    07-20-2010, 10:33 PM Go to last post
  4. Confused AAON TRouble

    Started by hvactech80, 07-20-2010 06:06 PM
    • Replies: 1
    • Views: 1,279
    07-20-2010, 09:53 PM Go to last post
  5. setting your suction press.

    Started by newbe0507, 07-18-2010 10:52 PM
    • Replies: 9
    • Views: 788
    07-20-2010, 06:10 PM Go to last post
  6. 410a Conversion from r-22

    Started by pringlel, 07-01-2010 01:21 PM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 4,851
    07-20-2010, 01:30 PM Go to last post
  7. York 410A 20 ton startup

    Started by The Reaper, 07-20-2010 12:49 PM
    • Replies: 0
    • Views: 706
    07-20-2010, 12:49 PM Go to last post
  8. Cool Air cooled Chiller from Italy

    Started by whitepoundog, 07-13-2010 09:35 PM
    • Replies: 6
    • Views: 1,170
    07-20-2010, 11:44 AM Go to last post
  9. PUMPOUT UINT COMPRESSOR

    Started by can, 07-18-2010 01:38 AM
    • Replies: 4
    • Views: 711
    07-20-2010, 12:37 AM Go to last post
  10. OLD Swimming Pool, NEW HVAC reqd

    Started by acstewart25, 07-13-2010 02:51 AM
    • Replies: 8
    • Views: 1,326
    07-19-2010, 10:47 AM Go to last post
    • Replies: 0
    • Views: 606
    07-19-2010, 12:28 AM Go to last post
  11. Confused SIMPLE HONEYWELL TSTAT QUESTION

    Started by gtt, 07-18-2010 12:05 PM
    • Replies: 3
    • Views: 772
    07-18-2010, 10:39 PM Go to last post
  12. Hmm 06D breakdown; mixed refrigerant?

    Started by whoaghi, 07-14-2010 08:45 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,330
    07-18-2010, 07:58 PM Go to last post
  13. GLYCOL DEGRADATION

    Started by pat461, 07-06-2010 06:11 PM
    • Replies: 8
    • Views: 3,293
    07-18-2010, 07:52 PM Go to last post
  14. ESP on large air handlers?

    Started by jpsmith1cm, 07-16-2010 10:21 PM
    5 Pages
    1 2 3 4 5
    • Replies: 57
    • Views: 4,485
    07-18-2010, 03:30 PM Go to last post
  15. AIRFLOW LVLT

    Started by ruzfactor, 06-29-2010 10:29 AM
    • Replies: 2
    • Views: 728
    07-18-2010, 12:35 AM Go to last post
  16. 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: 1,897
    07-17-2010, 01:04 PM Go to last post
  17. ROBUR

    Started by HvAckid82, 09-06-2009 07:45 AM
    • Replies: 7
    • Views: 1,899
    07-17-2010, 10:35 AM Go to last post
  18. Looking For OEM TXV

    Started by KQQLCAT, 07-16-2010 11:15 AM
    • Replies: 6
    • Views: 931
    07-17-2010, 07:01 AM Go to last post
  19. BAC Tower Failures

    Started by Heavyevans, 04-13-2009 10:34 AM
    • Replies: 11
    • Views: 2,760
    07-16-2010, 06:51 PM Go to last post
  20. Parallel Compressor Troubleshooting

    Started by mcairrepair, 07-15-2010 04:06 PM
    • Replies: 10
    • Views: 1,533
    07-16-2010, 04:21 PM Go to last post
  21. 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: 2,211
    07-16-2010, 12:45 AM Go to last post
  22. comfortlink Faq

    Started by bob1234567, 01-21-2008 08:53 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,278
    07-16-2010, 12:34 AM Go to last post
  23. Confused Can Anyone ID This???

    Started by TraneDave, 07-14-2010 02:20 PM
    • Replies: 4
    • Views: 910
    07-15-2010, 11:06 PM Go to last post
  24. Mueller 691-FAB Duplex Strainer

    Started by JStar, 07-14-2010 08:31 PM
    • Replies: 5
    • Views: 1,177
    07-15-2010, 06:42 PM Go to last post
  25. old york heat pump

    Started by drifter99, 08-17-2006 09:35 PM
    • Replies: 4
    • Views: 6,048
    07-15-2010, 06:16 PM Go to last post
    • Replies: 4
    • Views: 904
    07-14-2010, 02:13 PM Go to last post
  26. Old Mr. Cray Koldfeld

    Started by jtsmech, 07-13-2010 11:45 PM
    • Replies: 0
    • Views: 466
    07-13-2010, 11:45 PM Go to last post
  27. LOOKING FOR POE OIL INFO

    Started by acjourneyman, 07-13-2010 10:54 PM
    • Replies: 0
    • Views: 484
    07-13-2010, 10:54 PM Go to last post
  28. YORK YCAR0230 current sensor reads 50% to high

    Started by Fmech, 07-08-2010 08:51 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,461
    07-13-2010, 10:31 PM Go to last post
  29. Fair price on used tools and equipment

    Started by Retread, 07-13-2010 09:16 PM
    • Replies: 2
    • Views: 603
    07-13-2010, 09:31 PM Go to last post
  30. Century Unit

    Started by JLyoung, 07-13-2010 08:35 PM
    • Replies: 2
    • Views: 673
    07-13-2010, 09:21 PM Go to last post
  31. Reset relays and tattle tales

    Started by hvac248, 07-13-2010 12:40 AM
    • Replies: 6
    • Views: 2,508
    07-13-2010, 07:11 PM Go to last post
  32. O-rings, when to use rubber, when to use teflon

    Started by The Doctor, 07-13-2010 05:52 AM
    • Replies: 2
    • Views: 740
    07-13-2010, 07:01 PM Go to last post
  33. york max e motor bearing lube asap

    Started by racerswil, 07-13-2010 09:28 AM
    • Replies: 1
    • Views: 747
    07-13-2010, 06:51 PM Go to last post
  34. suggested system for laundromat?

    Started by dkliman, 07-08-2010 04:28 PM
    efficient, laundromat, mini-spits, recovery
    • Replies: 6
    • Views: 2,324
    07-12-2010, 10:31 PM Go to last post
    • Replies: 2
    • Views: 1,076
    07-12-2010, 08:14 PM Go to last post
    • Replies: 0
    • Views: 1,394
    07-12-2010, 06:53 PM Go to last post
  35. Amana PTAC Nomenclature - 12th and 13th digits

    Started by Dibubba, 07-12-2010 02:52 PM
    • Replies: 0
    • Views: 1,532
    07-12-2010, 02:52 PM Go to last post
  36. Hmm Humidity Control - Conventional DF Liebert CRAC's

    Started by John_S, 06-16-2010 11:13 AM
    • Replies: 9
    • Views: 3,290
    07-12-2010, 09:55 AM Go to last post
  37. 06DX Carlyle terminal leak

    Started by cfcitywide, 07-08-2010 11:00 PM
    • Replies: 5
    • Views: 825
    07-12-2010, 12:43 AM Go to last post
  38. HVAC

    Started by Chilly83, 07-11-2010 01:06 AM
    accounts, business, credit, supplier
    • Replies: 2
    • Views: 916
    07-11-2010, 09:00 PM Go to last post
  39. Carrier roof top

    Started by jfchenoweth, 07-11-2010 09:28 AM
    • Replies: 10
    • Views: 962
    07-11-2010, 01:06 PM Go to last post
  40. Confused Cooling Tower Vacuum

    Started by zsmillie, 06-29-2010 09:47 AM
    • Replies: 3
    • Views: 2,314
    07-11-2010, 12:17 AM Go to last post
  41. CCN Controller and IO module question

    Started by tex~n~oz, 07-10-2010 04:31 AM
    • Replies: 1
    • Views: 487
    07-10-2010, 07:19 AM Go to last post
  42. York part number help???

    Started by mtnwrench, 07-09-2010 12:46 PM
    • Replies: 0
    • Views: 563
    07-09-2010, 12:46 PM Go to last post
  43. Trane intellipak help.

    Started by ulthvac, 01-06-2010 07:49 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 5,311
    07-09-2010, 12:30 PM Go to last post
  44. Question lennox question

    Started by able1, 07-08-2010 11:28 PM
    • Replies: 4
    • Views: 877
    07-09-2010, 07:22 AM Go to last post
  45. measuring the approach temp

    Started by newbe0507, 07-07-2010 09:41 AM
    • Replies: 3
    • Views: 1,492
    07-08-2010, 06:37 PM Go to last post
  46. Servicing a large national account

    Started by anellohvac, 09-09-2005 11:52 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,390
    07-08-2010, 05:10 PM Go to last post

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