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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: 9,748
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 8,488
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. using water well for cooling

    Started by zana, 12-10-2007 08:06 AM
    • Replies: 7
    • Views: 1,411
    12-11-2007, 11:34 AM Go to last post
  3. YK subcooler tube leaks

    Started by acjourneyman, 12-10-2007 10:53 AM
    • Replies: 3
    • Views: 1,237
    12-11-2007, 01:33 AM Go to last post
  4. Start up sheet

    Started by allstar08, 12-10-2007 10:08 AM
    • Replies: 2
    • Views: 1,114
    12-10-2007, 11:33 PM Go to last post
  5. industrial airconditioners

    Started by jwiehagen76, 12-10-2007 08:58 PM
    • Replies: 1
    • Views: 724
    12-10-2007, 09:33 PM Go to last post
  6. high superheat with new txv 4 ton icp

    Started by on time air, 12-03-2007 12:17 AM
    • Replies: 9
    • Views: 3,093
    12-10-2007, 07:57 PM Go to last post
  7. Antifreeze?

    Started by etheric999, 12-09-2007 07:30 PM
    • Replies: 7
    • Views: 1,835
    12-10-2007, 05:00 PM Go to last post
  8. Altitude Adjustments

    Started by hvacker, 12-08-2007 07:04 PM
    • Replies: 8
    • Views: 1,558
    12-10-2007, 03:50 PM Go to last post
  9. HVAC Commissioning Certification.....

    Started by Irishmist, 12-10-2007 09:21 AM
    • Replies: 1
    • Views: 1,224
    12-10-2007, 01:33 PM Go to last post
  10. noisy Climatemaster???

    Started by skullanova, 12-04-2007 10:22 PM
    • Replies: 1
    • Views: 976
    12-09-2007, 11:29 PM Go to last post
  11. RTAA Low Refrigerant Temp

    Started by YrkJnsn, 12-03-2007 04:51 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,825
    12-09-2007, 11:02 PM Go to last post
  12. HELP with national champion

    Started by HvAckid82, 12-06-2007 10:35 AM
    • Replies: 2
    • Views: 747
    12-09-2007, 09:32 PM Go to last post
  13. performance contracting

    Started by incontrol, 12-04-2007 09:46 PM
    • Replies: 5
    • Views: 1,071
    12-09-2007, 08:12 PM Go to last post
  14. Help the Dummy figure GPM

    Started by phoenixfitter, 12-09-2007 01:32 AM
    • Replies: 6
    • Views: 7,211
    12-09-2007, 01:07 PM Go to last post
  15. Trane Blackbook

    Started by 270wsm, 11-28-2004 12:17 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 10,665
    12-09-2007, 10:26 AM Go to last post
  16. I want to learn more

    Started by John Culpepper, 12-07-2007 03:34 AM
    • Replies: 11
    • Views: 1,594
    12-09-2007, 10:06 AM Go to last post
    • Replies: 15
    • Views: 2,208
    12-09-2007, 09:16 AM Go to last post
  17. mcquay chiller? now a j.c. younger

    Started by cowboyjcmo2004, 12-08-2007 11:46 PM
    • Replies: 0
    • Views: 781
    12-08-2007, 11:46 PM Go to last post
  18. Balancing Fin-Tube

    Started by madhat, 12-08-2007 03:48 PM
    • Replies: 1
    • Views: 840
    12-08-2007, 05:41 PM Go to last post
  19. txv with external equalizer screwed up

    Started by on time air, 12-02-2007 11:52 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,565
    12-08-2007, 02:07 PM Go to last post
  20. relationship between Q and delta T

    Started by zana, 12-04-2007 07:56 AM
    • Replies: 5
    • Views: 14,862
    12-08-2007, 09:58 AM Go to last post
  21. Sure Flame problem

    Started by jbuster, 12-08-2007 04:07 AM
    • Replies: 0
    • Views: 942
    12-08-2007, 04:07 AM Go to last post
  22. Chiller changeouts

    Started by rotaryfrk, 10-19-2007 03:52 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 4,078
    12-08-2007, 02:59 AM Go to last post
  23. zone valve problem?

    Started by sgull, 12-01-2007 11:14 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,474
    12-07-2007, 10:08 PM Go to last post
  24. Confused Condensate pump problem!

    Started by King Seamas, 12-07-2007 02:36 PM
    • Replies: 4
    • Views: 3,783
    12-07-2007, 07:08 PM Go to last post
  25. Outside air cfm load

    Started by davebab, 12-04-2007 10:56 AM
    • Replies: 8
    • Views: 2,857
    12-07-2007, 06:25 PM Go to last post
  26. VFD retrofit savings

    Started by Timber, 12-05-2007 11:23 AM
    • Replies: 12
    • Views: 2,424
    12-07-2007, 05:16 PM Go to last post
  27. Would you bid a no-equipment job?

    Started by IndoorAirGuy, 11-28-2007 11:37 AM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 3,795
    12-06-2007, 08:14 PM Go to last post
  28. La Salle Manufacturing

    Started by emalsyd, 12-05-2007 10:27 AM
    • Replies: 4
    • Views: 2,332
    12-06-2007, 09:47 AM Go to last post
  29. Question Aaon Ca-2 Speed Control

    Started by mrhvacmechanic, 12-03-2007 07:07 PM
    • Replies: 4
    • Views: 1,461
    12-05-2007, 02:29 PM Go to last post
  30. Running a Trane Centravac unloaded?

    Started by hospitalacguy, 11-27-2007 05:42 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 4,499
    12-05-2007, 03:53 AM Go to last post
  31. blower motors keep burning up

    Started by dizzy46, 12-03-2007 11:35 AM
    • Replies: 11
    • Views: 2,114
    12-04-2007, 11:23 PM Go to last post
  32. Confused Titus VAV Electric Reheat Voltage

    Started by JWSSONSCO2, 11-30-2007 02:47 PM
    • Replies: 8
    • Views: 2,253
    12-04-2007, 05:10 PM Go to last post
  33. HVAC system costs

    Started by amd, 12-03-2007 02:54 AM
    • Replies: 2
    • Views: 1,243
    12-03-2007, 11:29 PM Go to last post
  34. Climatrol HVAC

    Started by oneir8dude, 12-02-2007 11:13 PM
    • Replies: 4
    • Views: 2,701
    12-03-2007, 12:00 PM Go to last post
  35. Rooftop Units

    Started by options, 11-27-2007 09:23 PM
    • Replies: 11
    • Views: 1,785
    12-02-2007, 12:00 AM Go to last post
  36. SnyderGeneral M# CCHO36AMTS Need led codes

    Started by JBM1000, 12-01-2007 06:54 PM
    • Replies: 1
    • Views: 657
    12-01-2007, 10:05 PM Go to last post
  37. johnson air control system

    Started by jaybee, 11-30-2007 11:36 PM
    • Replies: 3
    • Views: 967
    12-01-2007, 12:46 PM Go to last post
  38. Unhappy Kestrel

    Started by fl_dude, 11-30-2007 10:38 PM
    • Replies: 5
    • Views: 1,129
    12-01-2007, 01:16 AM Go to last post
  39. Hmm Zurn Air Dryer

    Started by totaleclipse, 02-18-2006 01:45 AM
    • Replies: 2
    • Views: 2,007
    12-01-2007, 12:24 AM Go to last post
  40. Sanyo Split

    Started by matt1577, 11-26-2007 08:16 PM
    • Replies: 2
    • Views: 838
    11-30-2007, 11:45 AM Go to last post
  41. Confused Any Info on Trane wch150b400ea

    Started by sanantoniotech, 11-29-2007 01:29 PM
    • Replies: 2
    • Views: 1,161
    11-30-2007, 09:33 AM Go to last post
  42. Hmm YCWS "low oil diff press"

    Started by drivewizard, 11-29-2007 11:08 AM
    • Replies: 2
    • Views: 954
    11-29-2007, 11:17 PM Go to last post
  43. End Play???

    Started by droptchevy, 11-06-2007 11:45 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,356
    11-29-2007, 09:33 PM Go to last post
  44. High limit trip

    Started by mickyj, 11-28-2007 10:22 PM
    • Replies: 10
    • Views: 1,506
    11-29-2007, 09:29 PM Go to last post
  45. Old Carrier stat wiring

    Started by jwhite, 11-29-2007 05:02 PM
    • Replies: 2
    • Views: 1,133
    11-29-2007, 08:51 PM Go to last post
  46. talon

    Started by jcollazo, 11-28-2007 09:00 PM
    • Replies: 1
    • Views: 633
    11-29-2007, 08:14 PM Go to last post
  47. Heat Gain-Loss & Athens-GA

    Started by Marketman32, 11-29-2007 03:52 PM
    • Replies: 0
    • Views: 530
    11-29-2007, 03:52 PM Go to last post
  48. Free !!

    Started by ARPA, 11-29-2007 10:31 AM
    • Replies: 0
    • Views: 946
    11-29-2007, 10:31 AM Go to last post
  49. Hmm Fan Sizing

    Started by D Himber, 11-08-2007 08:43 AM
    • Replies: 4
    • Views: 2,271
    11-29-2007, 09:03 AM Go to last post
  50. Automotive Compressor - Rotation Acceptable?

    Started by andreas, 08-07-2007 10:33 AM
    • Replies: 8
    • Views: 2,636
    11-29-2007, 07:58 AM Go to last post

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