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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: 10,689
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 9,243
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. wirsbo radiant floor heat

    Started by oldtimer2, 11-13-2007 08:54 PM
    • Replies: 1
    • Views: 807
    11-16-2007, 10:20 PM Go to last post
  3. determining refrigerant charge

    Started by trev, 11-15-2007 04:17 PM
    • Replies: 3
    • Views: 1,268
    11-16-2007, 09:40 PM Go to last post
  4. Titus Equipment?

    Started by heaviwall, 11-16-2007 05:12 PM
    • Replies: 1
    • Views: 1,495
    11-16-2007, 09:10 PM Go to last post
  5. Command-Aire RCA 404-14.6

    Started by oldhweller, 11-16-2007 03:14 PM
    • Replies: 2
    • Views: 1,078
    11-16-2007, 05:01 PM Go to last post
  6. Looking For CO Meter

    Started by jogas, 11-12-2007 06:30 PM
    • Replies: 2
    • Views: 931
    11-16-2007, 04:41 PM Go to last post
  7. copeland 6D compressor

    Started by lawrencep, 11-15-2007 04:08 PM
    • Replies: 5
    • Views: 1,396
    11-16-2007, 10:56 AM Go to last post
  8. Hmm CB tubes are cracked

    Started by nazawale, 11-15-2007 06:47 AM
    • Replies: 3
    • Views: 1,160
    11-16-2007, 10:01 AM Go to last post
  9. Hmm Condensor Water Treatment

    Started by ggsekhar, 11-15-2007 12:35 PM
    • Replies: 2
    • Views: 1,181
    11-15-2007, 10:21 PM Go to last post
  10. kw = amps

    Started by hands, 11-05-2007 09:05 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,693
    11-15-2007, 05:46 PM Go to last post
  11. Smile GeoTherm WaterFurnace Leak

    Started by braveheart51, 11-14-2007 09:49 PM
    • Replies: 4
    • Views: 1,393
    11-15-2007, 10:13 AM Go to last post
  12. Confused compressor icing

    Started by dean stahl, 11-08-2007 09:27 PM
    • Replies: 11
    • Views: 5,094
    11-15-2007, 12:04 AM Go to last post
  13. Liebert System 3

    Started by local602, 11-09-2007 10:35 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 9,508
    11-14-2007, 05:23 PM Go to last post
  14. A051 Alarm on Carrier Comfortlink chiller

    Started by rusdtech, 11-13-2007 06:46 PM
    • Replies: 5
    • Views: 5,266
    11-14-2007, 02:53 PM Go to last post
  15. Air flow problems / coil placement issues

    Started by hvacmedic, 10-18-2007 01:20 PM
    • Replies: 7
    • Views: 1,060
    11-14-2007, 10:35 AM Go to last post
  16. Transformer

    Started by wellhung, 11-12-2007 01:48 AM
    • Replies: 5
    • Views: 1,472
    11-14-2007, 12:53 AM Go to last post
  17. What Voltage can I work on.

    Started by sconorton, 11-08-2007 02:34 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,767
    11-13-2007, 09:34 PM Go to last post
  18. Steam to water converter problem

    Started by hvacmedic, 11-11-2007 03:08 AM
    • Replies: 6
    • Views: 1,567
    11-13-2007, 05:34 PM Go to last post
  19. Frick TDSH 193L Manuals

    Started by pete_d, 11-13-2007 01:58 PM
    • Replies: 1
    • Views: 3,409
    11-13-2007, 02:05 PM Go to last post
  20. trane tracker sensor

    Started by comer, 11-12-2007 05:34 PM
    • Replies: 4
    • Views: 1,346
    11-12-2007, 10:28 PM Go to last post
  21. CO levels in flue gas

    Started by retch, 09-22-2006 11:20 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 7,002
    11-12-2007, 08:41 PM Go to last post
  22. Honeywell excel 50 controler

    Started by desroches, 11-10-2007 09:32 PM
    • Replies: 5
    • Views: 1,663
    11-11-2007, 11:13 PM Go to last post
  23. Liebert Help

    Started by coolerguy, 11-06-2007 05:57 PM
    • Replies: 8
    • Views: 2,622
    11-11-2007, 08:00 AM Go to last post
  24. 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: 2,014
    11-10-2007, 11:03 PM Go to last post
  25. pneumatic cooling tower control

    Started by hvacplumb, 11-08-2007 07:32 PM
    • Replies: 3
    • Views: 806
    11-10-2007, 06:10 PM Go to last post
  26. Carrier hall effect sensor

    Started by racingfan, 11-09-2007 10:45 PM
    • Replies: 3
    • Views: 4,141
    11-10-2007, 05:19 PM Go to last post
  27. TechView Printing or Copying Diagnostics Page

    Started by nun, 11-08-2007 12:05 AM
    • Replies: 4
    • Views: 1,091
    11-09-2007, 10:52 PM Go to last post
  28. Capacity and Age of York Chillers

    Started by TomCal, 11-09-2007 01:35 PM
    • Replies: 1
    • Views: 1,065
    11-09-2007, 09:56 PM Go to last post
  29. heat pump modification

    Started by little john, 08-24-2007 08:46 PM
    • Replies: 9
    • Views: 1,423
    11-09-2007, 09:19 PM Go to last post
  30. Got Water?

    Started by ny chiller, 10-31-2007 12:21 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,902
    11-09-2007, 06:59 PM Go to last post
  31. black Sludge in Evap on Ammonia Sys

    Started by mhilterbrand, 11-07-2007 09:38 AM
    • Replies: 4
    • Views: 1,031
    11-09-2007, 05:45 PM Go to last post
  32. Water Source Heat Pump Mfg.?

    Started by PowerPlay, 11-08-2007 03:35 PM
    • Replies: 5
    • Views: 1,031
    11-09-2007, 04:07 PM Go to last post
  33. after hours overtime hvac rate

    Started by buildingengineer, 09-25-2007 08:24 AM
    • Replies: 3
    • Views: 3,772
    11-09-2007, 03:08 PM Go to last post
  34. Copper plated drier shell

    Started by james mo, 10-30-2007 09:44 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,848
    11-09-2007, 01:30 AM Go to last post
  35. snyder general

    Started by dmdrone, 11-07-2007 09:23 PM
    • Replies: 2
    • Views: 1,100
    11-08-2007, 10:09 PM Go to last post
  36. Reznor unit heater won't light

    Started by targetman, 11-07-2007 07:32 PM
    • Replies: 4
    • Views: 9,428
    11-08-2007, 09:52 PM Go to last post
  37. Ohm's law

    Started by chadsicle, 11-03-2007 03:04 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,359
    11-08-2007, 04:26 PM Go to last post
  38. pump alignment

    Started by etheric999, 11-03-2007 02:48 PM
    • Replies: 11
    • Views: 4,627
    11-07-2007, 06:57 PM Go to last post
  39. chiller purpose

    Started by gabriel84, 10-25-2007 06:00 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 8,861
    11-07-2007, 04:24 AM Go to last post
  40. York R123 compatibility question

    Started by r404a, 11-05-2007 09:28 PM
    • Replies: 2
    • Views: 1,722
    11-06-2007, 10:36 PM Go to last post
  41. Confused head pressure

    Started by vish33, 10-31-2007 09:58 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,172
    11-06-2007, 08:36 PM Go to last post
  42. De-Scaling an Industrial Humidifier

    Started by bja105, 04-09-2007 03:32 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,660
    11-06-2007, 07:30 PM Go to last post
  43. rapid fire unit gas smell

    Started by in-trane-ing, 10-31-2007 09:31 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,278
    11-06-2007, 07:11 PM Go to last post
  44. Fluke CO Meter

    Started by jogas, 11-06-2007 06:51 PM
    • Replies: 0
    • Views: 629
    11-06-2007, 06:51 PM Go to last post
  45. Red seal exam in alberta

    Started by williamxia, 11-05-2007 02:41 PM
    • Replies: 3
    • Views: 1,155
    11-06-2007, 01:12 PM Go to last post
  46. cycling time

    Started by justtrying, 11-06-2007 10:02 AM
    • Replies: 1
    • Views: 685
    11-06-2007, 10:09 AM Go to last post
  47. equipment install help

    Started by phoenixfitter, 10-30-2007 09:10 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,457
    11-06-2007, 09:26 AM Go to last post
  48. gordon piatt burner info

    Started by overhaul, 11-04-2007 07:16 PM
    • Replies: 3
    • Views: 1,421
    11-05-2007, 05:25 PM Go to last post
  49. literature look-out

    Started by Aircooled81, 11-05-2007 01:31 AM
    • Replies: 1
    • Views: 919
    11-05-2007, 03:10 PM Go to last post
  50. Carrier 134a chiller

    Started by dmdrone, 10-26-2007 10:15 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 5,628
    11-05-2007, 08:34 AM Go to last post
  51. Confused Need Economizer Help

    Started by markmast, 10-22-2007 06:36 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,890
    11-05-2007, 06:43 AM Go to last post

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