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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: 9,307
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 8,117
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Conversion formulas

    Started by SeasonMaster, 11-15-2007 04:13 AM
    • Replies: 2
    • Views: 1,595
    11-19-2007, 07:53 AM Go to last post
  3. raypack

    Started by gandm, 11-17-2007 10:48 PM
    • Replies: 1
    • Views: 1,003
    11-18-2007, 07:14 PM Go to last post
  4. Noise and Drafts

    Started by techreptdh, 11-17-2007 05:38 PM
    • Replies: 3
    • Views: 798
    11-18-2007, 06:24 PM Go to last post
  5. Question Type- K or Type -J

    Started by westendmechanical, 11-18-2007 08:27 AM
    • Replies: 1
    • Views: 1,119
    11-18-2007, 08:37 AM Go to last post
    • Replies: 1
    • Views: 759
    11-17-2007, 04:05 PM Go to last post
  6. Trane & Honeywell

    Started by trane_stud, 11-14-2006 08:40 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 8,634
    11-17-2007, 03:10 PM Go to last post
  7. YK Style E service bulletins??

    Started by bertoh, 11-16-2007 03:58 PM
    • Replies: 2
    • Views: 1,197
    11-17-2007, 01:29 PM Go to last post
  8. Liebert Hum calibration, RH or Abs?

    Started by D'Laine, 11-13-2007 10:42 PM
    • Replies: 2
    • Views: 800
    11-17-2007, 12:18 PM Go to last post
  9. Cool Carbon Black

    Started by PJ's cool-aid, 11-08-2007 10:27 PM
    • Replies: 6
    • Views: 1,073
    11-17-2007, 09:09 AM Go to last post
  10. wirsbo radiant floor heat

    Started by oldtimer2, 11-13-2007 08:54 PM
    • Replies: 1
    • Views: 774
    11-16-2007, 10:20 PM Go to last post
  11. determining refrigerant charge

    Started by trev, 11-15-2007 04:17 PM
    • Replies: 3
    • Views: 1,222
    11-16-2007, 09:40 PM Go to last post
  12. Titus Equipment?

    Started by heaviwall, 11-16-2007 05:12 PM
    • Replies: 1
    • Views: 1,381
    11-16-2007, 09:10 PM Go to last post
  13. Command-Aire RCA 404-14.6

    Started by oldhweller, 11-16-2007 03:14 PM
    • Replies: 2
    • Views: 1,017
    11-16-2007, 05:01 PM Go to last post
  14. Looking For CO Meter

    Started by jogas, 11-12-2007 06:30 PM
    • Replies: 2
    • Views: 886
    11-16-2007, 04:41 PM Go to last post
  15. copeland 6D compressor

    Started by lawrencep, 11-15-2007 04:08 PM
    • Replies: 5
    • Views: 1,307
    11-16-2007, 10:56 AM Go to last post
  16. Hmm CB tubes are cracked

    Started by nazawale, 11-15-2007 06:47 AM
    • Replies: 3
    • Views: 1,118
    11-16-2007, 10:01 AM Go to last post
  17. Hmm Condensor Water Treatment

    Started by ggsekhar, 11-15-2007 12:35 PM
    • Replies: 2
    • Views: 1,115
    11-15-2007, 10:21 PM Go to last post
  18. kw = amps

    Started by hands, 11-05-2007 09:05 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,283
    11-15-2007, 05:46 PM Go to last post
  19. Smile GeoTherm WaterFurnace Leak

    Started by braveheart51, 11-14-2007 09:49 PM
    • Replies: 4
    • Views: 1,333
    11-15-2007, 10:13 AM Go to last post
  20. Confused compressor icing

    Started by dean stahl, 11-08-2007 09:27 PM
    • Replies: 11
    • Views: 4,385
    11-15-2007, 12:04 AM Go to last post
  21. Liebert System 3

    Started by local602, 11-09-2007 10:35 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 9,332
    11-14-2007, 05:23 PM Go to last post
  22. A051 Alarm on Carrier Comfortlink chiller

    Started by rusdtech, 11-13-2007 06:46 PM
    • Replies: 5
    • Views: 4,605
    11-14-2007, 02:53 PM Go to last post
  23. Air flow problems / coil placement issues

    Started by hvacmedic, 10-18-2007 01:20 PM
    • Replies: 7
    • Views: 1,030
    11-14-2007, 10:35 AM Go to last post
  24. Transformer

    Started by wellhung, 11-12-2007 01:48 AM
    • Replies: 5
    • Views: 1,450
    11-14-2007, 12:53 AM Go to last post
  25. What Voltage can I work on.

    Started by sconorton, 11-08-2007 02:34 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,643
    11-13-2007, 09:34 PM Go to last post
  26. Steam to water converter problem

    Started by hvacmedic, 11-11-2007 03:08 AM
    • Replies: 6
    • Views: 1,460
    11-13-2007, 05:34 PM Go to last post
  27. Frick TDSH 193L Manuals

    Started by pete_d, 11-13-2007 01:58 PM
    • Replies: 1
    • Views: 2,883
    11-13-2007, 02:05 PM Go to last post
  28. trane tracker sensor

    Started by comer, 11-12-2007 05:34 PM
    • Replies: 4
    • Views: 1,088
    11-12-2007, 10:28 PM Go to last post
  29. CO levels in flue gas

    Started by retch, 09-22-2006 11:20 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 5,914
    11-12-2007, 08:41 PM Go to last post
  30. Honeywell excel 50 controler

    Started by desroches, 11-10-2007 09:32 PM
    • Replies: 5
    • Views: 1,579
    11-11-2007, 11:13 PM Go to last post
  31. Liebert Help

    Started by coolerguy, 11-06-2007 05:57 PM
    • Replies: 8
    • Views: 2,348
    11-11-2007, 08:00 AM Go to last post
  32. Confused Please Help A.s.a.p Dont want to over bid!!

    Started by efficientmech, 11-08-2007 12:30 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,965
    11-10-2007, 11:03 PM Go to last post
  33. pneumatic cooling tower control

    Started by hvacplumb, 11-08-2007 07:32 PM
    • Replies: 3
    • Views: 750
    11-10-2007, 06:10 PM Go to last post
  34. Carrier hall effect sensor

    Started by racingfan, 11-09-2007 10:45 PM
    • Replies: 3
    • Views: 3,597
    11-10-2007, 05:19 PM Go to last post
  35. TechView Printing or Copying Diagnostics Page

    Started by nun, 11-08-2007 12:05 AM
    • Replies: 4
    • Views: 1,037
    11-09-2007, 10:52 PM Go to last post
  36. Capacity and Age of York Chillers

    Started by TomCal, 11-09-2007 01:35 PM
    • Replies: 1
    • Views: 944
    11-09-2007, 09:56 PM Go to last post
  37. heat pump modification

    Started by little john, 08-24-2007 08:46 PM
    • Replies: 9
    • Views: 1,342
    11-09-2007, 09:19 PM Go to last post
  38. Got Water?

    Started by ny chiller, 10-31-2007 12:21 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,765
    11-09-2007, 06:59 PM Go to last post
  39. black Sludge in Evap on Ammonia Sys

    Started by mhilterbrand, 11-07-2007 09:38 AM
    • Replies: 4
    • Views: 1,000
    11-09-2007, 05:45 PM Go to last post
  40. Water Source Heat Pump Mfg.?

    Started by PowerPlay, 11-08-2007 03:35 PM
    • Replies: 5
    • Views: 1,017
    11-09-2007, 04:07 PM Go to last post
  41. after hours overtime hvac rate

    Started by buildingengineer, 09-25-2007 08:24 AM
    • Replies: 3
    • Views: 3,301
    11-09-2007, 03:08 PM Go to last post
  42. Copper plated drier shell

    Started by james mo, 10-30-2007 09:44 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,688
    11-09-2007, 01:30 AM Go to last post
  43. snyder general

    Started by dmdrone, 11-07-2007 09:23 PM
    • Replies: 2
    • Views: 1,030
    11-08-2007, 10:09 PM Go to last post
  44. Reznor unit heater won't light

    Started by targetman, 11-07-2007 07:32 PM
    • Replies: 4
    • Views: 8,765
    11-08-2007, 09:52 PM Go to last post
  45. Ohm's law

    Started by chadsicle, 11-03-2007 03:04 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,206
    11-08-2007, 04:26 PM Go to last post
  46. pump alignment

    Started by etheric999, 11-03-2007 02:48 PM
    • Replies: 11
    • Views: 4,410
    11-07-2007, 06:57 PM Go to last post
  47. chiller purpose

    Started by gabriel84, 10-25-2007 06:00 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 8,355
    11-07-2007, 04:24 AM Go to last post
  48. York R123 compatibility question

    Started by r404a, 11-05-2007 09:28 PM
    • Replies: 2
    • Views: 1,607
    11-06-2007, 10:36 PM Go to last post
  49. Confused head pressure

    Started by vish33, 10-31-2007 09:58 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,089
    11-06-2007, 08:36 PM Go to last post
  50. De-Scaling an Industrial Humidifier

    Started by bja105, 04-09-2007 03:32 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,498
    11-06-2007, 07:30 PM Go to last post

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