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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: 11,114
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 9,621
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Trane rooftop

    Started by brztech, 04-08-2011 06:45 PM
    • Replies: 1
    • Views: 794
    04-08-2011, 08:32 PM Go to last post
  3. Question Txv power head

    Started by CONTROLMANIAC, 04-08-2011 12:34 AM
    • Replies: 4
    • Views: 6,177
    04-08-2011, 07:33 PM Go to last post
  4. Lightbulb YHC09 wiring diagrams

    Started by cx agent, 04-08-2011 02:46 PM
    • Replies: 0
    • Views: 639
    04-08-2011, 02:46 PM Go to last post
  5. Glycol leaked into Liebert A/C system

    Started by acrefrig, 04-01-2011 02:18 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,231
    04-08-2011, 12:46 PM Go to last post
  6. Reznor RDDA-3. Circuit board failures

    Started by toptech, 04-08-2011 10:21 AM
    • Replies: 0
    • Views: 1,181
    04-08-2011, 10:21 AM Go to last post
  7. Carrier 30hxc alarm reset

    Started by Truck43, 03-24-2011 08:23 AM
    • Replies: 3
    • Views: 2,495
    04-08-2011, 09:14 AM Go to last post
  8. Pneumatics

    Started by iceage, 04-05-2011 10:01 PM
    • Replies: 12
    • Views: 1,173
    04-08-2011, 07:20 AM Go to last post
  9. Question Inline duct heat

    Started by refer_tech, 04-07-2011 09:39 AM
    • Replies: 3
    • Views: 749
    04-07-2011, 08:35 PM Go to last post
  10. Cooling Tower Effluent

    Started by madhat, 04-06-2011 02:26 PM
    • Replies: 5
    • Views: 1,638
    04-07-2011, 06:57 PM Go to last post
  11. York YKACA IOM needed

    Started by chadtech, 04-07-2011 09:53 AM
    • Replies: 0
    • Views: 784
    04-07-2011, 09:53 AM Go to last post
  12. Trane Unit Heater

    Started by galaxie428, 04-05-2011 01:14 PM
    • Replies: 7
    • Views: 2,277
    04-07-2011, 07:29 AM Go to last post
  13. Designing HVAC System for a Jail

    Started by lucywinks, 01-24-2011 01:59 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 5,458
    04-07-2011, 12:19 AM Go to last post
  14. Voyager wiring diagram

    Started by Mikeymoe, 03-18-2011 01:37 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 4,222
    04-06-2011, 10:25 PM Go to last post
  15. Confused Problem W/ Carrier Water Cooled Heat Pump

    Started by Joelfu27, 04-06-2011 09:23 AM
    • Replies: 8
    • Views: 1,535
    04-06-2011, 09:59 PM Go to last post
  16. york relay board

    Started by iceage, 04-05-2011 09:51 PM
    • Replies: 6
    • Views: 2,033
    04-06-2011, 09:00 PM Go to last post
  17. Boiler Issues

    Started by fazerman, 04-05-2011 01:46 PM
    • Replies: 8
    • Views: 1,420
    04-06-2011, 06:05 PM Go to last post
  18. Need specs on blanchard-ness RTU

    Started by gescanada, 04-06-2011 02:48 PM
    • Replies: 0
    • Views: 733
    04-06-2011, 02:48 PM Go to last post
  19. Pool Paks and belt life

    Started by baitcaster, 04-03-2011 10:13 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,845
    04-06-2011, 01:46 AM Go to last post
  20. Twisting refr. line connections before brazing

    Started by lenb, 04-03-2011 01:17 PM
    • Replies: 7
    • Views: 1,099
    04-05-2011, 11:16 PM Go to last post
  21. Commercial hot water boiler tank - sediment accumulation

    Started by zeppy, 02-23-2011 02:18 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 4,343
    04-05-2011, 07:17 PM Go to last post
  22. "industry standard" for a/filter changes?

    Started by Mikeylikesit, 03-29-2011 02:00 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,623
    04-05-2011, 02:06 PM Go to last post
  23. Bohn Chiller information

    Started by rhnm, 04-05-2011 09:41 AM
    • Replies: 0
    • Views: 1,500
    04-05-2011, 09:41 AM Go to last post
  24. to flush or no to flush ?

    Started by hvacpope, 04-04-2011 07:19 PM
    • Replies: 7
    • Views: 938
    04-05-2011, 12:14 AM Go to last post
  25. Return Air Noise

    Started by civilgeek, 04-01-2011 02:41 PM
    • Replies: 5
    • Views: 2,412
    04-04-2011, 09:10 PM Go to last post
  26. Lost billable hours spent sourcing parts?

    Started by marketresearch, 02-12-2011 05:50 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,478
    04-04-2011, 08:03 PM Go to last post
  27. a/c feed

    Started by evan88, 04-01-2011 05:16 PM
    • Replies: 11
    • Views: 1,405
    04-03-2011, 10:05 PM Go to last post
  28. Confused Over amping compressor.

    Started by Aquarious, 04-01-2011 09:08 PM
    • Replies: 12
    • Views: 4,654
    04-03-2011, 07:50 PM Go to last post
  29. EDPAC

    Started by frio, 04-03-2011 12:57 AM
    • Replies: 6
    • Views: 1,757
    04-03-2011, 01:24 PM Go to last post
  30. Trane Intellipak

    Started by clone28, 03-24-2011 07:38 PM
    • Replies: 9
    • Views: 2,243
    04-03-2011, 11:44 AM Go to last post
  31. Penn Water regulating valve

    Started by Tommy1010, 03-31-2011 06:48 PM
    • Replies: 9
    • Views: 2,661
    04-02-2011, 08:46 PM Go to last post
  32. UA Star Cert./Washtenaw C.C.

    Started by dudeabides, 04-02-2011 05:38 PM
    • Replies: 2
    • Views: 715
    04-02-2011, 07:29 PM Go to last post
  33. Replacing reciprocating compressors with scroll?

    Started by nexsen, 03-31-2011 04:10 PM
    • Replies: 12
    • Views: 7,455
    04-02-2011, 12:29 PM Go to last post
  34. Old chiller.

    Started by MacD, 04-01-2011 10:11 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,136
    04-02-2011, 11:05 AM Go to last post
  35. Mitsubishi outside air lockout

    Started by luhovick, 03-24-2011 11:31 AM
    • Replies: 4
    • Views: 1,233
    04-01-2011, 12:49 PM Go to last post
  36. Florida Heat Pump Info

    Started by stuckagain, 04-01-2011 11:52 AM
    • Replies: 1
    • Views: 1,135
    04-01-2011, 12:10 PM Go to last post
  37. climatrol package unit

    Started by mrdhvac, 04-01-2011 12:53 AM
    • Replies: 1
    • Views: 1,713
    04-01-2011, 06:15 AM Go to last post
  38. Eddy Current? :confused:

    Started by huckleberryjay, 03-04-2011 11:16 AM
    • Replies: 8
    • Views: 1,702
    04-01-2011, 12:36 AM Go to last post
  39. Recirculating Direct Fired Heaters

    Started by goodwrench1, 03-31-2011 06:37 PM
    • Replies: 0
    • Views: 933
    03-31-2011, 06:37 PM Go to last post
  40. Greasing motors

    Started by dudeabides, 03-10-2011 09:52 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,673
    03-30-2011, 11:49 PM Go to last post
  41. Data Aire Problems

    Started by kanodogg, 03-25-2011 08:01 PM
    • Replies: 4
    • Views: 3,814
    03-30-2011, 09:14 PM Go to last post
  42. 100% fresh air handling units

    Started by chief79, 03-30-2011 11:43 AM
    • Replies: 5
    • Views: 3,337
    03-30-2011, 06:47 PM Go to last post
  43. Question copeland compressor info. mo# zr19m3-twd-522

    Started by kikoe, 05-11-2007 05:49 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 9,268
    03-30-2011, 05:01 PM Go to last post
    • Replies: 4
    • Views: 1,283
    03-30-2011, 08:00 AM Go to last post
  44. Trane 3D Scroll question

    Started by Bryandchurch, 03-29-2011 04:22 PM
    • Replies: 4
    • Views: 1,654
    03-30-2011, 07:49 AM Go to last post
  45. Confused Refrigerant- IMC Degree of Hazard

    Started by eyeseeitall, 03-29-2011 04:57 PM
    • Replies: 2
    • Views: 723
    03-29-2011, 06:24 PM Go to last post
  46. Hmm rheem 5 ton packaged h/c unit

    Started by silver, 03-29-2011 01:18 PM
    • Replies: 0
    • Views: 565
    03-29-2011, 01:18 PM Go to last post
    • Replies: 0
    • Views: 773
    03-29-2011, 08:51 AM Go to last post
  47. New generation screws?

    Started by AiResearch, 03-16-2011 03:56 PM
    • Replies: 9
    • Views: 1,762
    03-28-2011, 10:23 PM Go to last post
  48. Confused WSHP Headache

    Started by Assoutayouandme, 03-28-2011 08:03 PM
    • Replies: 5
    • Views: 2,326
    03-28-2011, 08:47 PM Go to last post
  49. Post Centrifugul compressors

    Started by 6419joseph, 08-18-2006 01:58 PM
    • Replies: 5
    • Views: 1,439
    03-28-2011, 04:39 PM Go to last post

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