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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 4,242
    10-31-2011, 07:41 PM Go to last post
  2. Sticky Thread Sticky: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:37 PM
    • Replies: 0
    • Views: 3,538
    10-31-2011, 07:37 PM Go to last post
  1. W-48 Burnout Block

    Started by hands, 08-14-2008 07:24 PM
    • Replies: 1
    • Views: 614
    08-15-2008, 02:26 AM Go to last post
  2. Repacking a pump

    Started by sigma, 08-13-2008 06:30 PM
    • Replies: 6
    • Views: 1,134
    08-14-2008, 08:17 PM Go to last post
  3. Trane 30 Sec. Time Delay-Heat Pump

    Started by nchvac, 08-08-2008 09:08 PM
    • Replies: 7
    • Views: 1,314
    08-14-2008, 07:10 PM Go to last post
  4. New Sanyo DC Inverters

    Started by n-e-w Jerz!, 08-14-2008 06:40 PM
    • Replies: 0
    • Views: 413
    08-14-2008, 06:40 PM Go to last post
  5. Question bard 2 ton 460 volt need to buy now!!!

    Started by douknowq, 08-08-2008 04:12 PM
    • Replies: 9
    • Views: 956
    08-14-2008, 05:22 PM Go to last post
  6. Trane Screw phase loss

    Started by techtalker, 08-14-2008 02:41 PM
    • Replies: 2
    • Views: 645
    08-14-2008, 04:33 PM Go to last post
  7. Natural Gas Line Sizing

    Started by tonymjr, 10-27-2005 02:22 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 8,880
    08-14-2008, 07:26 AM Go to last post
    • Replies: 3
    • Views: 780
    08-14-2008, 12:30 AM Go to last post
  8. Trane RTAA fault code (8A)

    Started by coopcam, 08-06-2008 07:16 PM
    • Replies: 8
    • Views: 1,630
    08-13-2008, 10:54 PM Go to last post
  9. Amp reading mixed? What is going on here

    Started by nchvac, 08-12-2008 08:25 PM
    • Replies: 4
    • Views: 873
    08-13-2008, 09:36 PM Go to last post
  10. ICM Time Delays

    Started by nchvac, 08-11-2008 08:18 PM
    • Replies: 5
    • Views: 830
    08-13-2008, 07:38 PM Go to last post
  11. Commercial SEER ratings

    Started by Rdy2Zone, 08-11-2008 04:41 PM
    • Replies: 8
    • Views: 3,354
    08-13-2008, 07:35 PM Go to last post
  12. Carrier rooftop

    Started by epacertified, 08-13-2008 04:13 PM
    • Replies: 1
    • Views: 706
    08-13-2008, 07:19 PM Go to last post
  13. Help needed - info on air handling unit

    Started by Sportsfan_758, 08-13-2008 10:46 AM
    • Replies: 3
    • Views: 604
    08-13-2008, 05:49 PM Go to last post
  14. Trane XT500C T-stat controlling 4 heat pumps

    Started by Rebob40, 08-13-2008 05:13 PM
    • Replies: 0
    • Views: 589
    08-13-2008, 05:13 PM Go to last post
    • Replies: 4
    • Views: 761
    08-13-2008, 12:13 AM Go to last post
  15. Plumbing code question

    Started by air2spare, 08-11-2008 09:58 PM
    • Replies: 4
    • Views: 628
    08-12-2008, 10:02 PM Go to last post
  16. noisy chiller

    Started by acmcqu2, 08-06-2008 09:40 AM
    • Replies: 7
    • Views: 1,192
    08-12-2008, 07:48 PM Go to last post
  17. Plug valve for gas service

    Started by coolright, 07-19-2008 11:20 PM
    • Replies: 4
    • Views: 1,066
    08-12-2008, 02:22 PM Go to last post
  18. Reconfigure mini split A/C?

    Started by aardvark3004, 08-11-2008 12:52 AM
    • Replies: 4
    • Views: 913
    08-11-2008, 11:49 PM Go to last post
  19. Question Paul Water Filter

    Started by mrhvacmechanic, 08-09-2008 09:36 PM
    • Replies: 3
    • Views: 544
    08-11-2008, 10:17 PM Go to last post
  20. What's a CV box?

    Started by Grawburg, 08-09-2008 02:46 PM
    • Replies: 5
    • Views: 6,746
    08-11-2008, 10:00 PM Go to last post
  21. Question york ycal0070e

    Started by turbovac, 08-11-2008 06:44 PM
    • Replies: 4
    • Views: 774
    08-11-2008, 09:42 PM Go to last post
  22. INET's PDX-15, 25 or 35

    Started by fishnzone, 08-05-2008 08:46 PM
    • Replies: 1
    • Views: 1,071
    08-11-2008, 09:28 PM Go to last post
  23. Rapid Recovery

    Started by nytrane, 08-11-2008 09:10 PM
    • Replies: 0
    • Views: 518
    08-11-2008, 09:10 PM Go to last post
  24. Frown Yes, No or maybe??

    Started by joken, 08-06-2008 10:43 AM
    • Replies: 5
    • Views: 889
    08-11-2008, 01:44 PM Go to last post
  25. Tracking my van WTF!!

    Started by blackbelt3677, 06-13-2008 07:07 PM
    10 Pages
    1 2 3 4 5 6 ... 10
    • Replies: 117
    • Views: 11,196
    08-10-2008, 11:26 PM Go to last post
  26. Calculating pressure in a room?

    Started by qqqqq, 08-10-2008 12:23 AM
    • Replies: 2
    • Views: 835
    08-10-2008, 10:39 PM Go to last post
    • Replies: 6
    • Views: 934
    08-10-2008, 06:04 PM Go to last post
  27. 40 year old carrier model# help

    Started by farbeondriven, 08-08-2008 04:15 PM
    • Replies: 4
    • Views: 958
    08-10-2008, 04:37 PM Go to last post
  28. 4000sqft Warehouse Space HVAC

    Started by JasonSTL739, 07-29-2008 11:15 AM
    • Replies: 2
    • Views: 822
    08-10-2008, 04:35 PM Go to last post
  29. Liebert ducting question

    Started by orc, 08-06-2008 11:25 AM
    • Replies: 6
    • Views: 1,017
    08-10-2008, 03:06 PM Go to last post
  30. hey trane guys

    Started by y7turbo, 08-08-2008 10:16 PM
    • Replies: 2
    • Views: 813
    08-10-2008, 11:25 AM Go to last post
  31. Hot In Houston

    Started by ssporty21228, 08-09-2008 04:33 PM
    • Replies: 3
    • Views: 714
    08-10-2008, 09:02 AM Go to last post
  32. Another Trane RTAA Question

    Started by coopcam, 08-07-2008 09:25 PM
    • Replies: 2
    • Views: 638
    08-10-2008, 08:51 AM Go to last post
  33. Trane GEHB030 Compressor

    Started by Alex at A&R, 08-09-2008 12:38 PM
    • Replies: 1
    • Views: 721
    08-09-2008, 04:23 PM Go to last post
  34. York model Y open drive

    Started by licensed to chill, 08-04-2008 07:37 PM
    • Replies: 6
    • Views: 1,002
    08-08-2008, 08:33 PM Go to last post
  35. trane RAUB300

    Started by muskie44, 08-06-2008 09:03 PM
    • Replies: 6
    • Views: 785
    08-08-2008, 06:28 PM Go to last post
  36. Plain English

    Started by halkeye93, 08-05-2008 10:28 AM
    • Replies: 2
    • Views: 675
    08-08-2008, 01:34 PM Go to last post
  37. High superheat

    Started by neverknowenough, 07-31-2008 04:18 PM
    • Replies: 5
    • Views: 1,186
    08-08-2008, 04:32 AM Go to last post
  38. Confused Carrier 50AK Rooftop Problem

    Started by jerrmey, 08-05-2008 02:43 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,159
    08-07-2008, 09:59 PM Go to last post
  39. electronic mini pump

    Started by jaybee, 08-06-2008 10:03 PM
    • Replies: 3
    • Views: 1,325
    08-07-2008, 03:57 PM Go to last post
    • Replies: 9
    • Views: 833
    08-06-2008, 05:36 PM Go to last post
    • Replies: 11
    • Views: 1,468
    08-06-2008, 05:10 PM Go to last post
  40. Polar Bear Heat Loss?

    Started by davebab, 08-06-2008 02:29 PM
    • Replies: 3
    • Views: 559
    08-06-2008, 04:38 PM Go to last post
  41. Recovery Tank Testing-Southern California

    Started by gazoo, 08-06-2008 12:36 PM
    • Replies: 2
    • Views: 657
    08-06-2008, 04:22 PM Go to last post
  42. Talking Trane RTHB 255

    Started by megohm, 08-01-2008 01:32 AM
    • Replies: 3
    • Views: 847
    08-05-2008, 09:38 PM Go to last post
  43. Maneurop Compressor change out

    Started by Maric, 08-05-2008 01:59 AM
    • Replies: 3
    • Views: 1,233
    08-05-2008, 08:02 PM Go to last post
  44. Water in the Evaporator Refrigerant Side

    Started by pipe, 08-01-2008 01:17 PM
    • Replies: 8
    • Views: 1,068
    08-05-2008, 01:10 PM Go to last post
  45. Hysteresis

    Started by ejungkurth, 07-30-2008 11:51 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,696
    08-05-2008, 10:52 AM Go to last post

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