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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: 6,001
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 5,106
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Confused Three Phase Blower motor

    Started by 242447, 11-11-2008 09:54 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,012
    11-12-2008, 06:10 PM Go to last post
  3. Cool Heat Pump 'reverse valve' check

    Started by rnoel, 11-06-2008 09:50 PM
    • Replies: 4
    • Views: 3,621
    11-12-2008, 01:54 AM Go to last post
  4. how would you know when a reversing valve is bad

    Started by hvacalex, 11-11-2008 09:40 PM
    • Replies: 5
    • Views: 959
    11-11-2008, 11:44 PM Go to last post
  5. Condensate pan repair

    Started by Mikeylikesit, 08-20-2008 12:40 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 5,026
    11-11-2008, 09:45 PM Go to last post
  6. Obama wins, goodbye 134A

    Started by acjourneyman, 11-05-2008 01:10 AM
    • Replies: 6
    • Views: 1,640
    11-11-2008, 07:47 PM Go to last post
  7. hvactalk quizzes

    Started by stanbyyourword, 11-11-2008 05:59 PM
    • Replies: 0
    • Views: 500
    11-11-2008, 05:59 PM Go to last post
    • Replies: 9
    • Views: 1,017
    11-11-2008, 01:45 PM Go to last post
  8. Super pressure?? Sub pressure??

    Started by jayguy, 11-08-2008 10:52 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,371
    11-11-2008, 01:15 PM Go to last post
  9. Trane 3E5F40 compressor

    Started by chill bill, 11-07-2008 05:58 AM
    • Replies: 4
    • Views: 1,324
    11-11-2008, 09:33 AM Go to last post
  10. Hmm york roof top blower on delay

    Started by BCk69, 11-09-2008 11:22 AM
    • Replies: 10
    • Views: 3,390
    11-10-2008, 06:48 PM Go to last post
  11. Angry York Techs bailing

    Started by mathias, 11-08-2008 12:34 PM
    • Replies: 5
    • Views: 1,090
    11-10-2008, 03:31 PM Go to last post
  12. Eclipse burner has poor pilot

    Started by jbuster, 10-22-2007 12:40 AM
    • Replies: 9
    • Views: 2,434
    11-10-2008, 01:01 PM Go to last post
  13. Trane multi zone

    Started by griz, 11-08-2008 05:03 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,700
    11-10-2008, 10:05 AM Go to last post
  14. Scrap copper carry permit in NC?

    Started by fixerup, 11-05-2008 10:26 PM
    • Replies: 9
    • Views: 3,195
    11-10-2008, 10:02 AM Go to last post
  15. Burner set up?

    Started by fixerup, 11-05-2008 09:31 PM
    • Replies: 3
    • Views: 740
    11-10-2008, 09:49 AM Go to last post
  16. Black sight glass indicator

    Started by hands, 11-04-2008 09:28 PM
    • Replies: 12
    • Views: 3,996
    11-09-2008, 11:37 PM Go to last post
  17. Question Dual Acting Head Pressure Water Regulating Valves

    Started by servman, 11-06-2008 02:15 PM
    • Replies: 4
    • Views: 3,110
    11-09-2008, 02:58 PM Go to last post
  18. JCI

    Started by dgruber, 10-28-2008 09:54 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 4,516
    11-09-2008, 10:53 AM Go to last post
  19. Motivair Chillers

    Started by triggerhappy, 11-09-2008 09:22 AM
    • Replies: 0
    • Views: 1,055
    11-09-2008, 09:22 AM Go to last post
  20. Convention 2009

    Started by Condensate, 11-08-2008 09:23 PM
    • Replies: 0
    • Views: 383
    11-08-2008, 09:23 PM Go to last post
  21. Question

    Started by skininzipper, 11-07-2008 02:01 PM
    • Replies: 6
    • Views: 1,058
    11-08-2008, 08:47 PM Go to last post
  22. pnuematic controlled hvac equipment

    Started by electricperson, 11-03-2008 06:05 PM
    • Replies: 7
    • Views: 817
    11-08-2008, 07:09 PM Go to last post
  23. Chiller Experts

    Started by rix870, 11-04-2008 06:49 PM
    • Replies: 11
    • Views: 1,779
    11-08-2008, 06:52 PM Go to last post
  24. Confused Crankcase heaters and scroll comps

    Started by JYoung Guy, 10-18-2008 11:57 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 8,152
    11-08-2008, 01:37 PM Go to last post
  25. MOLD/MUSTY smell in Commercial building HVAC

    Started by katwood, 06-10-2007 03:27 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 4,539
    11-08-2008, 12:41 AM Go to last post
  26. Confused entech sales chiller class which hotel?????

    Started by supertek65, 10-31-2008 08:18 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,375
    11-07-2008, 09:45 PM Go to last post
  27. Scroll compressors

    Started by gwoner, 11-06-2008 09:59 PM
    • Replies: 6
    • Views: 694
    11-07-2008, 07:11 PM Go to last post
  28. Water Water Everywhere!

    Started by freshairco, 11-06-2008 06:29 PM
    • Replies: 6
    • Views: 940
    11-06-2008, 09:22 PM Go to last post
  29. york screw m# yscbcbso-cfe

    Started by the wizard, 11-06-2008 09:01 PM
    • Replies: 0
    • Views: 585
    11-06-2008, 09:01 PM Go to last post
  30. lennox program

    Started by gatorfan9606, 11-05-2008 08:13 PM
    • Replies: 1
    • Views: 497
    11-06-2008, 08:30 AM Go to last post
  31. Need help with maintenance plan

    Started by bluetooth751, 11-02-2008 10:43 AM
    • Replies: 4
    • Views: 730
    11-06-2008, 07:55 AM Go to last post
  32. Anyone familiar with City Multi service course?

    Started by kokinhvac, 10-28-2008 06:57 PM
    • Replies: 5
    • Views: 717
    11-06-2008, 01:47 AM Go to last post
  33. Heat Exchanger replacment

    Started by hands, 11-03-2008 05:32 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,729
    11-04-2008, 11:48 PM Go to last post
  34. Only Fires With the Plug Off

    Started by Ron Rudisill, 11-02-2008 09:33 PM
    • Replies: 2
    • Views: 601
    11-04-2008, 04:53 PM Go to last post
  35. Hmm York OT Turbo Pac, guess my weight

    Started by DCSCO, 11-03-2008 04:27 PM
    • Replies: 1
    • Views: 573
    11-04-2008, 05:12 AM Go to last post
  36. Carrier 50TJ

    Started by Jshanl, 05-15-2007 09:28 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,503
    11-03-2008, 10:05 PM Go to last post
  37. Rules for air side economizer use?

    Started by Grawburg, 11-03-2008 09:12 AM
    • Replies: 2
    • Views: 714
    11-03-2008, 06:56 PM Go to last post
  38. Digital refrigerant guages?

    Started by HvAckid82, 10-28-2008 08:03 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 66
    • Views: 4,645
    11-03-2008, 06:53 PM Go to last post
  39. trane

    Started by junior40, 11-03-2008 02:28 PM
    • Replies: 4
    • Views: 623
    11-03-2008, 05:08 PM Go to last post
  40. YCWS Motor term leak

    Started by drivewizard, 11-01-2008 12:59 AM
    • Replies: 7
    • Views: 1,200
    11-03-2008, 02:43 PM Go to last post
  41. 7.5 to 10 ton split systems w/ 410A

    Started by Draper1, 10-31-2008 08:08 PM
    • Replies: 5
    • Views: 697
    11-03-2008, 01:28 PM Go to last post
  42. New York Compressor Failure

    Started by jogas, 11-02-2008 06:46 PM
    • Replies: 2
    • Views: 735
    11-03-2008, 09:49 AM Go to last post
  43. Is 62.1-2004 what everyone has to use?

    Started by Grawburg, 10-31-2008 03:21 PM
    • Replies: 4
    • Views: 633
    11-03-2008, 09:09 AM Go to last post
  44. New business owner trying not to get burnt.

    Started by hollygn, 11-02-2008 02:16 AM
    • Replies: 12
    • Views: 929
    11-02-2008, 03:33 PM Go to last post
  45. York memory loss

    Started by r404a, 10-25-2008 10:17 PM
    • Replies: 6
    • Views: 1,099
    11-02-2008, 01:37 PM Go to last post
  46. liebert ac-8

    Started by HvAckid82, 10-30-2008 07:05 PM
    • Replies: 6
    • Views: 1,384
    11-02-2008, 10:39 AM Go to last post
  47. Chiller leaking in the barrel

    Started by J-Fish, 10-28-2008 08:05 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,765
    11-02-2008, 10:33 AM Go to last post
  48. VH 315W Liebert Cutdown install

    Started by freonguy, 10-31-2008 10:43 PM
    • Replies: 2
    • Views: 589
    11-02-2008, 10:19 AM Go to last post
  49. Artichill???

    Started by joken, 10-28-2008 01:54 PM
    • Replies: 9
    • Views: 1,623
    11-02-2008, 09:24 AM Go to last post
  50. Which Lube for Pneumatic Valve Stems?

    Started by arcflash, 10-29-2008 02:43 PM
    • Replies: 8
    • Views: 1,061
    11-01-2008, 04:45 PM Go to last post

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