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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: 5,626
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 4,784
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. About economizer

    Started by vibration, 05-07-2007 09:32 PM
    • Replies: 2
    • Views: 668
    05-08-2007, 07:04 PM Go to last post
  3. Daikin class?

    Started by hardhittinz, 04-19-2007 08:06 PM
    • Replies: 3
    • Views: 712
    05-08-2007, 01:46 PM Go to last post
  4. Clue me up on Ductsox

    Started by metmann, 05-04-2007 06:48 AM
    • Replies: 12
    • Views: 1,492
    05-08-2007, 10:22 AM Go to last post
  5. New Pressure setting for YT seals?

    Started by drivewizard, 05-08-2007 01:46 AM
    • Replies: 0
    • Views: 505
    05-08-2007, 01:46 AM Go to last post
    • Replies: 3
    • Views: 822
    05-07-2007, 09:26 PM Go to last post
  6. pidgeon clean-up

    Started by mikelcs, 05-04-2007 02:54 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,521
    05-07-2007, 06:49 PM Go to last post
  7. Abandoning condenser water loop

    Started by raa, 05-07-2007 11:17 AM
    • Replies: 1
    • Views: 668
    05-07-2007, 01:10 PM Go to last post
  8. Damper Blade Gasketing

    Started by Jason Grossman, 05-06-2007 08:56 PM
    • Replies: 1
    • Views: 704
    05-07-2007, 10:01 AM Go to last post
  9. Old flowtronic question

    Started by chillrdude, 05-04-2007 09:56 PM
    • Replies: 11
    • Views: 1,655
    05-07-2007, 12:19 AM Go to last post
  10. trane rauc problem

    Started by jeep6275, 05-03-2007 09:39 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,076
    05-06-2007, 05:42 PM Go to last post
  11. Confused Carrier Headache

    Started by skpkey9, 05-03-2007 03:39 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,546
    05-06-2007, 12:11 PM Go to last post
  12. Where can i get a clue about VFDs???

    Started by troublshooter, 04-25-2007 03:01 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 3,393
    05-06-2007, 12:11 PM Go to last post
  13. Question Noisy scroll

    Started by evad102, 05-03-2007 10:00 PM
    • Replies: 10
    • Views: 1,550
    05-06-2007, 09:53 AM Go to last post
  14. Confused Compressor windings

    Started by nedberger, 05-05-2007 08:33 PM
    • Replies: 5
    • Views: 6,311
    05-06-2007, 07:50 AM Go to last post
  15. Carrier 38AQS CLO

    Started by douknowq, 04-30-2007 09:00 AM
    • Replies: 7
    • Views: 1,777
    05-06-2007, 02:16 AM Go to last post
  16. Bearing Issues

    Started by turbo50mike, 04-28-2007 11:52 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,599
    05-05-2007, 10:33 PM Go to last post
  17. Confused another 19xl question

    Started by franko 134a, 05-04-2007 11:04 AM
    • Replies: 1
    • Views: 516
    05-05-2007, 08:24 PM Go to last post
  18. Cool Compressor tripping thermal overloads

    Started by acc-jb, 05-04-2007 10:47 PM
    • Replies: 6
    • Views: 1,044
    05-05-2007, 07:51 PM Go to last post
  19. Charging a 13 seer unit.

    Started by justabluecollar, 05-05-2007 11:58 AM
    • Replies: 3
    • Views: 562
    05-05-2007, 06:38 PM Go to last post
  20. Retail store HVAC design

    Started by davebab, 04-25-2007 10:22 AM
    • Replies: 7
    • Views: 1,491
    05-05-2007, 06:09 PM Go to last post
  21. Thumbs down cost of transitions

    Started by davebab, 05-05-2007 05:56 PM
    • Replies: 1
    • Views: 536
    05-05-2007, 05:59 PM Go to last post
  22. Head pressure control on Package unit.

    Started by ricm, 05-03-2007 03:40 PM
    • Replies: 10
    • Views: 1,307
    05-05-2007, 02:03 PM Go to last post
  23. adding oil/ 40 ton intellipak

    Started by Timber, 05-03-2007 02:43 PM
    • Replies: 8
    • Views: 1,175
    05-05-2007, 10:55 AM Go to last post
  24. Flotronic Chiller Charging

    Started by apprentice3, 05-04-2007 09:09 PM
    • Replies: 2
    • Views: 671
    05-05-2007, 10:52 AM Go to last post
  25. YCH UCP J8 connector problems

    Started by JohnBuckingham, 05-04-2007 10:30 AM
    • Replies: 2
    • Views: 554
    05-05-2007, 07:24 AM Go to last post
  26. Exhaust Fan Sizing for Machine Shop

    Started by maxpwr, 05-01-2007 07:55 PM
    • Replies: 8
    • Views: 1,514
    05-04-2007, 09:34 PM Go to last post
  27. Trane summit system.

    Started by simpleman, 05-04-2007 01:18 PM
    • Replies: 1
    • Views: 824
    05-04-2007, 07:34 PM Go to last post
  28. Help, Noisy compressor & No explanation, weird one.

    Started by Tool-Slinger, 04-26-2007 10:41 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 3,119
    05-03-2007, 11:42 PM Go to last post
  29. 177 cfm per ton

    Started by james mo, 05-03-2007 06:03 PM
    • Replies: 5
    • Views: 1,232
    05-03-2007, 10:39 PM Go to last post
  30. York Millinium Condensor Fans

    Started by madhat, 04-30-2007 04:18 PM
    • Replies: 2
    • Views: 730
    05-03-2007, 09:23 PM Go to last post
  31. Condenser Coil Cleaning

    Started by lostndebox, 05-02-2007 09:44 PM
    • Replies: 12
    • Views: 1,305
    05-03-2007, 08:37 PM Go to last post
  32. Mini-split

    Started by mroy3, 05-01-2007 01:53 PM
    • Replies: 10
    • Views: 1,074
    05-03-2007, 12:08 PM Go to last post
  33. 30GB CCN comms problem?

    Started by izombie, 05-01-2007 03:32 AM
    • Replies: 2
    • Views: 748
    05-03-2007, 01:45 AM Go to last post
  34. Trane with no crankcase heaters?

    Started by JohnBuckingham, 05-01-2007 02:13 PM
    • Replies: 10
    • Views: 1,578
    05-02-2007, 10:41 PM Go to last post
  35. Mcquay

    Started by ej45, 05-02-2007 08:42 PM
    • Replies: 1
    • Views: 636
    05-02-2007, 08:51 PM Go to last post
  36. Confused VRTX water treatment

    Started by 19 D Guy, 05-02-2007 07:11 PM
    • Replies: 1
    • Views: 703
    05-02-2007, 08:10 PM Go to last post
  37. Scale Issues

    Started by NESTORAS, 05-01-2007 04:56 PM
    • Replies: 4
    • Views: 860
    05-02-2007, 02:20 PM Go to last post
  38. Megohmeters

    Started by _knight_, 05-01-2007 05:24 PM
    • Replies: 6
    • Views: 1,122
    05-02-2007, 01:41 PM Go to last post
  39. head pressure swing problem

    Started by vibration, 04-30-2007 08:34 PM
    • Replies: 4
    • Views: 865
    05-01-2007, 11:37 AM Go to last post
  40. 100 ton compressor change out?

    Started by allstar08, 04-26-2007 08:14 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,166
    05-01-2007, 12:51 AM Go to last post
  41. Apr Valves

    Started by acguy25, 04-30-2007 09:50 PM
    • Replies: 3
    • Views: 1,513
    04-30-2007, 10:49 PM Go to last post
  42. Confused 19 xl pumpout unit

    Started by franko 134a, 04-26-2007 06:20 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,836
    04-30-2007, 07:47 PM Go to last post
  43. Air Rotation Heaters

    Started by bonafide, 04-27-2007 07:27 AM
    • Replies: 11
    • Views: 2,636
    04-30-2007, 10:30 AM Go to last post
  44. Leaky Capacitors

    Started by dixie2005, 04-23-2007 06:02 PM
    • Replies: 11
    • Views: 1,593
    04-29-2007, 08:31 PM Go to last post
  45. Confused ch530 key

    Started by chillermafi, 04-10-2007 11:39 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 3,285
    04-28-2007, 11:52 PM Go to last post
  46. Bidding commercial work

    Started by sirheat, 04-28-2007 12:06 PM
    • Replies: 10
    • Views: 1,726
    04-28-2007, 09:49 PM Go to last post
  47. Acceptable FPM low pressure ductwork

    Started by madhat, 04-28-2007 03:08 PM
    • Replies: 0
    • Views: 588
    04-28-2007, 03:08 PM Go to last post
  48. scale

    Started by NESTORAS, 04-28-2007 01:58 PM
    • Replies: 1
    • Views: 655
    04-28-2007, 02:17 PM Go to last post
  49. chiller service quick ref

    Started by blue32, 04-28-2007 08:43 AM
    • Replies: 2
    • Views: 768
    04-28-2007, 10:23 AM Go to last post
    • Replies: 9
    • Views: 2,389
    04-28-2007, 12:27 AM Go to last post

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