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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: 9,452
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 8,254
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Condenser Coil Cleaning

    Started by lostndebox, 05-02-2007 09:44 PM
    • Replies: 12
    • Views: 1,830
    05-03-2007, 08:37 PM Go to last post
  3. Mini-split

    Started by mroy3, 05-01-2007 01:53 PM
    • Replies: 10
    • Views: 1,230
    05-03-2007, 12:08 PM Go to last post
  4. 30GB CCN comms problem?

    Started by izombie, 05-01-2007 03:32 AM
    • Replies: 2
    • Views: 872
    05-03-2007, 01:45 AM Go to last post
  5. Trane with no crankcase heaters?

    Started by JohnBuckingham, 05-01-2007 02:13 PM
    • Replies: 10
    • Views: 1,991
    05-02-2007, 10:41 PM Go to last post
  6. Mcquay

    Started by ej45, 05-02-2007 08:42 PM
    • Replies: 1
    • Views: 734
    05-02-2007, 08:51 PM Go to last post
  7. Confused VRTX water treatment

    Started by 19 D Guy, 05-02-2007 07:11 PM
    • Replies: 1
    • Views: 903
    05-02-2007, 08:10 PM Go to last post
  8. Scale Issues

    Started by NESTORAS, 05-01-2007 04:56 PM
    • Replies: 4
    • Views: 1,029
    05-02-2007, 02:20 PM Go to last post
  9. Megohmeters

    Started by _knight_, 05-01-2007 05:24 PM
    • Replies: 6
    • Views: 1,332
    05-02-2007, 01:41 PM Go to last post
  10. head pressure swing problem

    Started by vibration, 04-30-2007 08:34 PM
    • Replies: 4
    • Views: 1,028
    05-01-2007, 11:37 AM Go to last post
  11. 100 ton compressor change out?

    Started by allstar08, 04-26-2007 08:14 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,611
    05-01-2007, 12:51 AM Go to last post
  12. Apr Valves

    Started by acguy25, 04-30-2007 09:50 PM
    • Replies: 3
    • Views: 1,906
    04-30-2007, 10:49 PM Go to last post
  13. Confused 19 xl pumpout unit

    Started by franko 134a, 04-26-2007 06:20 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,200
    04-30-2007, 07:47 PM Go to last post
  14. Air Rotation Heaters

    Started by bonafide, 04-27-2007 07:27 AM
    • Replies: 11
    • Views: 3,231
    04-30-2007, 10:30 AM Go to last post
  15. Leaky Capacitors

    Started by dixie2005, 04-23-2007 06:02 PM
    • Replies: 11
    • Views: 1,884
    04-29-2007, 08:31 PM Go to last post
  16. Confused ch530 key

    Started by chillermafi, 04-10-2007 11:39 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 3,893
    04-28-2007, 11:52 PM Go to last post
  17. Bidding commercial work

    Started by sirheat, 04-28-2007 12:06 PM
    • Replies: 10
    • Views: 2,512
    04-28-2007, 09:49 PM Go to last post
  18. Acceptable FPM low pressure ductwork

    Started by madhat, 04-28-2007 03:08 PM
    • Replies: 0
    • Views: 723
    04-28-2007, 03:08 PM Go to last post
  19. scale

    Started by NESTORAS, 04-28-2007 01:58 PM
    • Replies: 1
    • Views: 741
    04-28-2007, 02:17 PM Go to last post
  20. chiller service quick ref

    Started by blue32, 04-28-2007 08:43 AM
    • Replies: 2
    • Views: 891
    04-28-2007, 10:23 AM Go to last post
    • Replies: 9
    • Views: 2,945
    04-28-2007, 12:27 AM Go to last post
  21. Help with the dual pressure control

    Started by carter11, 04-26-2007 11:31 PM
    • Replies: 7
    • Views: 1,011
    04-27-2007, 04:26 PM Go to last post
  22. Carrier A/H making noise????????

    Started by kanodogg, 04-26-2007 11:10 AM
    • Replies: 8
    • Views: 1,362
    04-27-2007, 03:26 PM Go to last post
  23. Hmm cleaning the system

    Started by NESTORAS, 04-24-2007 03:43 PM
    • Replies: 7
    • Views: 1,139
    04-27-2007, 12:29 PM Go to last post
  24. trane 30 ton compressor change out time?

    Started by tjc, 04-20-2007 09:28 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 3,170
    04-27-2007, 11:58 AM Go to last post
  25. ? for 19DK experts

    Started by ZeroCool, 04-26-2007 09:09 AM
    • Replies: 3
    • Views: 990
    04-26-2007, 08:49 PM Go to last post
  26. Cool Heat Pump Installation Process

    Started by btu24/7, 04-26-2007 06:38 PM
    • Replies: 3
    • Views: 630
    04-26-2007, 07:15 PM Go to last post
  27. Big Units 407C?

    Started by big johnson, 04-23-2007 01:48 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,539
    04-26-2007, 05:17 PM Go to last post
  28. Duct Mastic

    Started by big johnson, 04-10-2007 10:33 AM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 4,187
    04-26-2007, 01:31 PM Go to last post
  29. Aaon Units, Good Or Bad

    Started by dirtyboy103us, 04-20-2007 09:56 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,089
    04-26-2007, 07:49 AM Go to last post
  30. Lennox L series rooftop economizer

    Started by lostndebox, 04-25-2007 05:14 PM
    • Replies: 4
    • Views: 2,694
    04-26-2007, 06:25 AM Go to last post
  31. Question Dual oil filter setup

    Started by 19 D Guy, 04-19-2007 09:37 PM
    • Replies: 6
    • Views: 1,729
    04-25-2007, 11:41 PM Go to last post
  32. Record keeping requirement

    Started by andjanuary, 04-21-2007 11:54 AM
    • Replies: 6
    • Views: 1,335
    04-25-2007, 11:09 PM Go to last post
  33. Gas driven chiller

    Started by chillerguru, 04-25-2007 10:27 PM
    • Replies: 0
    • Views: 636
    04-25-2007, 10:27 PM Go to last post
  34. Oil Pressure Cutout control

    Started by madhat, 04-25-2007 12:52 PM
    • Replies: 4
    • Views: 1,536
    04-25-2007, 10:26 PM Go to last post
  35. Carrier 30GT-210 Chiller

    Started by apprentice3, 04-25-2007 06:41 PM
    • Replies: 1
    • Views: 2,006
    04-25-2007, 09:14 PM Go to last post
  36. Hard--shutoff TXV

    Started by gerryboy00, 04-23-2007 04:17 PM
    • Replies: 11
    • Views: 5,261
    04-25-2007, 12:38 PM Go to last post
  37. TurboCor Compressor?

    Started by excel, 04-21-2007 12:20 AM
    • Replies: 6
    • Views: 2,502
    04-24-2007, 10:18 PM Go to last post
  38. York Chiller Torque Specs

    Started by hvacr, 04-24-2007 09:12 PM
    • Replies: 0
    • Views: 885
    04-24-2007, 09:12 PM Go to last post
  39. York Chiller Torques

    Started by hvacr, 04-24-2007 08:31 PM
    • Replies: 0
    • Views: 674
    04-24-2007, 08:31 PM Go to last post
  40. Cost to replace package units

    Started by Mark K, 04-21-2007 08:14 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,289
    04-24-2007, 01:31 PM Go to last post
  41. No Bungee???

    Started by hvac_two, 04-23-2007 06:29 PM
    • Replies: 5
    • Views: 960
    04-24-2007, 01:16 PM Go to last post
  42. New tech with old heat pump

    Started by lostndebox, 04-21-2007 12:00 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,630
    04-23-2007, 09:04 PM Go to last post
  43. GR reman compressors

    Started by james mo, 04-23-2007 07:34 PM
    • Replies: 0
    • Views: 630
    04-23-2007, 07:34 PM Go to last post
  44. Comfortlink Program Parameters.

    Started by aeminc, 04-21-2007 09:09 AM
    • Replies: 2
    • Views: 765
    04-23-2007, 09:05 AM Go to last post
  45. York Shaft Seal

    Started by sabre11134, 04-16-2007 04:46 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 5,543
    04-23-2007, 07:48 AM Go to last post
  46. Carrier Flotronic

    Started by apprentice3, 04-22-2007 03:59 PM
    • Replies: 3
    • Views: 1,086
    04-23-2007, 06:25 AM Go to last post
  47. compressor failure?

    Started by tjc, 04-16-2007 08:05 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,242
    04-22-2007, 11:46 AM Go to last post
  48. Dew Point and Wet Bulb

    Started by marco3995, 04-19-2007 04:25 PM
    • Replies: 7
    • Views: 1,496
    04-21-2007, 07:01 PM Go to last post
  49. Gas Heat exchanger patch?

    Started by trane_stud, 04-04-2007 06:17 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 7,085
    04-21-2007, 03:27 PM Go to last post
  50. Carrier 30gb150 Compressors Freezing Up

    Started by CARRIERDDC, 04-02-2007 01:33 PM
    • Replies: 11
    • Views: 1,917
    04-21-2007, 11:37 AM Go to last post

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