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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: 8,992
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 7,838
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Trane chiller Hx relocation?

    Started by refmet, 10-02-2008 08:43 PM
    • Replies: 8
    • Views: 1,559
    10-08-2008, 10:22 PM Go to last post
  3. Angry JCI

    Started by mikeacman, 09-17-2008 09:50 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 4,455
    10-08-2008, 08:13 PM Go to last post
  4. Confused cooling video lottery room

    Started by mercman, 10-07-2008 03:42 AM
    • Replies: 1
    • Views: 675
    10-08-2008, 12:02 AM Go to last post
  5. Dairy Queen Cake Freezer Erractic

    Started by carolinatech, 10-02-2008 10:16 PM
    • Replies: 3
    • Views: 825
    10-07-2008, 09:51 PM Go to last post
  6. redundancy in switchgear building

    Started by Draper1, 10-07-2008 04:04 PM
    • Replies: 1
    • Views: 722
    10-07-2008, 08:52 PM Go to last post
  7. r-11 leak

    Started by heavymetaldad, 08-30-2008 09:43 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,150
    10-07-2008, 05:26 PM Go to last post
  8. Intellipac

    Started by griz, 10-03-2008 11:54 PM
    • Replies: 12
    • Views: 1,416
    10-07-2008, 05:15 PM Go to last post
  9. Sheet thickness for air ducts

    Started by Croat, 10-05-2008 02:08 PM
    • Replies: 5
    • Views: 4,290
    10-07-2008, 02:02 PM Go to last post
  10. Buzzing noise from circuit breaker

    Started by sanmb1455, 09-24-2008 11:41 PM
    • Replies: 11
    • Views: 15,937
    10-06-2008, 11:27 PM Go to last post
  11. Turbocor issues

    Started by hvacr, 07-21-2008 08:24 PM
    • Replies: 4
    • Views: 1,061
    10-06-2008, 12:15 PM Go to last post
  12. York Milennium YSBBBBSO-CFC chillers

    Started by davo, 10-03-2008 03:38 PM
    • Replies: 6
    • Views: 1,049
    10-06-2008, 10:17 AM Go to last post
  13. carrier screw cliller

    Started by licensed to chill, 07-20-2005 03:58 PM
    • Replies: 11
    • Views: 1,795
    10-05-2008, 06:52 PM Go to last post
  14. hydronics experts I need advice

    Started by refmet, 10-04-2008 11:42 PM
    • Replies: 3
    • Views: 816
    10-05-2008, 11:22 AM Go to last post
  15. 5 ton budget rtu / packaged units?

    Started by halcali, 10-02-2008 01:32 PM
    • Replies: 3
    • Views: 1,650
    10-04-2008, 11:41 PM Go to last post
  16. Filtrine IOMs

    Started by nun, 10-04-2008 08:20 AM
    • Replies: 2
    • Views: 1,021
    10-04-2008, 11:38 PM Go to last post
  17. York printer pins

    Started by CHLR618, 10-03-2008 03:56 PM
    • Replies: 5
    • Views: 779
    10-04-2008, 08:56 PM Go to last post
  18. Most Efficent Duct Design For Tall Ceilings?

    Started by halcali, 10-03-2008 04:32 PM
    • Replies: 5
    • Views: 1,075
    10-04-2008, 04:39 PM Go to last post
  19. carrier 19xr chiller

    Started by pdmech, 10-01-2008 11:54 PM
    • Replies: 7
    • Views: 1,242
    10-03-2008, 07:50 PM Go to last post
  20. N30 expertise

    Started by elfie, 10-02-2008 08:58 PM
    • Replies: 4
    • Views: 832
    10-03-2008, 04:14 PM Go to last post
  21. york ys oil level switch

    Started by airjoe, 10-01-2008 09:22 PM
    • Replies: 3
    • Views: 856
    10-03-2008, 03:18 PM Go to last post
  22. Thermodynamic calculations for a server room

    Started by letsbangout, 10-01-2008 10:08 PM
    • Replies: 9
    • Views: 1,970
    10-03-2008, 11:04 AM Go to last post
  23. modulating mixing valve wiring

    Started by kb1clx, 09-28-2008 09:37 PM
    • Replies: 4
    • Views: 1,997
    10-02-2008, 10:57 PM Go to last post
    • Replies: 8
    • Views: 935
    10-02-2008, 10:13 PM Go to last post
  24. Trane Manual

    Started by sdeery, 10-01-2008 10:24 PM
    • Replies: 3
    • Views: 958
    10-02-2008, 10:08 PM Go to last post
  25. question about system vac

    Started by bribone, 10-01-2008 11:16 PM
    • Replies: 3
    • Views: 790
    10-02-2008, 10:00 PM Go to last post
  26. copper plating on compressor valves

    Started by ispip, 09-26-2008 06:58 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,263
    10-02-2008, 06:20 PM Go to last post
  27. glycol sample turns brown

    Started by sraburne, 10-01-2008 11:09 PM
    • Replies: 3
    • Views: 839
    10-02-2008, 06:12 PM Go to last post
  28. condensate traps

    Started by bribone, 10-01-2008 11:10 PM
    • Replies: 1
    • Views: 840
    10-02-2008, 07:45 AM Go to last post
  29. Please Help Confirm Cooling Requirements

    Started by CoolinSD, 09-12-2008 04:42 PM
    • Replies: 6
    • Views: 1,079
    10-01-2008, 09:28 PM Go to last post
  30. Commercial/Industrial

    Started by gasnowman, 09-24-2008 11:06 PM
    • Replies: 3
    • Views: 1,164
    10-01-2008, 09:23 PM Go to last post
  31. DUNHAM BUSH PARTS

    Started by bowhunter21, 10-01-2008 09:04 AM
    • Replies: 3
    • Views: 2,031
    10-01-2008, 08:05 PM Go to last post
  32. Trouble with a Dunham Bush Compressor

    Started by bowhunter21, 09-26-2008 10:25 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,567
    10-01-2008, 07:54 PM Go to last post
  33. 300 microns?

    Started by majortom, 09-25-2008 02:33 PM
    • Replies: 12
    • Views: 2,435
    10-01-2008, 07:36 PM Go to last post
  34. Oil in the CHW system

    Started by temco, 10-01-2008 02:09 PM
    • Replies: 4
    • Views: 707
    10-01-2008, 05:11 PM Go to last post
  35. Walking Shaft

    Started by big johnson, 09-30-2008 01:32 PM
    • Replies: 4
    • Views: 929
    10-01-2008, 04:01 PM Go to last post
  36. Lightbulb Trane vs York

    Started by hotNcold59, 09-29-2008 10:55 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 4,543
    10-01-2008, 03:26 PM Go to last post
  37. mcquay rps machine guning

    Started by al o, 09-30-2008 10:27 PM
    • Replies: 0
    • Views: 633
    09-30-2008, 10:27 PM Go to last post
    • Replies: 8
    • Views: 2,363
    09-30-2008, 10:13 PM Go to last post
  38. searching for N30 expertise in NJ

    Started by elfie, 09-30-2008 03:25 PM
    • Replies: 1
    • Views: 739
    09-30-2008, 06:44 PM Go to last post
  39. Refrigeration / Air Conditioning Cycle

    Started by SlowLearner, 09-25-2008 11:20 AM
    • Replies: 8
    • Views: 1,998
    09-30-2008, 06:20 PM Go to last post
  40. Copeland scroll oil level 60 ton

    Started by allstar08, 09-28-2008 03:14 PM
    • Replies: 5
    • Views: 1,266
    09-30-2008, 05:22 PM Go to last post
  41. Thumbs up email a/c

    Started by cool_tech, 09-24-2008 05:57 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 3,429
    09-30-2008, 10:21 AM Go to last post
  42. Unhappy York YRVBVBT3-46C 400 Bearing Problems

    Started by ACCMan, 09-11-2007 03:58 PM
    • Replies: 9
    • Views: 2,098
    09-30-2008, 10:04 AM Go to last post
  43. wiel mclain boiler

    Started by oldtimer2, 09-29-2008 07:02 PM
    • Replies: 0
    • Views: 688
    09-29-2008, 07:02 PM Go to last post
  44. Lowering the discharge pressure

    Started by 242447, 09-27-2008 01:34 AM
    • Replies: 8
    • Views: 1,482
    09-29-2008, 05:55 PM Go to last post
  45. Setting expansion tanks

    Started by Salmonone, 09-25-2008 11:18 AM
    • Replies: 7
    • Views: 1,399
    09-28-2008, 09:37 PM Go to last post
  46. TXV

    Started by dogdidit, 09-26-2008 08:08 PM
    • Replies: 6
    • Views: 1,397
    09-28-2008, 07:56 PM Go to last post
  47. R-421?

    Started by Grawburg, 09-27-2008 08:10 PM
    • Replies: 4
    • Views: 1,422
    09-28-2008, 12:29 PM Go to last post
  48. Confused York ISN Recip Pak Control

    Started by chill bill, 09-24-2008 08:09 AM
    • Replies: 2
    • Views: 1,308
    09-28-2008, 09:49 AM Go to last post
  49. Steel compatibility with Freon 23

    Started by excal, 09-28-2008 04:45 AM
    • Replies: 0
    • Views: 569
    09-28-2008, 04:45 AM Go to last post

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