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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: 11,526
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 9,996
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. 1 ton Mini-Mate 2 wall stat failure

    Started by Randy S., 10-24-2009 11:28 AM
    • Replies: 5
    • Views: 948
    10-27-2009, 08:21 AM Go to last post
  3. Blower Mount upgrade?

    Started by toptech, 10-26-2009 09:43 PM
    • Replies: 4
    • Views: 863
    10-26-2009, 10:46 PM Go to last post
  4. Bacharach

    Started by oldtimer2, 10-24-2009 04:12 PM
    • Replies: 6
    • Views: 997
    10-26-2009, 09:12 PM Go to last post
  5. TEV FROSTING UP

    Started by echo20, 10-25-2009 12:43 PM
    • Replies: 5
    • Views: 1,608
    10-26-2009, 09:08 PM Go to last post
  6. online York archived data

    Started by SEATTLEkb, 10-26-2009 02:20 PM
    • Replies: 1
    • Views: 610
    10-26-2009, 06:45 PM Go to last post
  7. Confused Bearing Problems VFD's & Fluting

    Started by justinmoline, 04-18-2006 10:31 AM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 6,489
    10-26-2009, 04:26 PM Go to last post
  8. Confused Carrier--50TJQ012

    Started by hvactech80, 10-22-2009 07:28 PM
    • Replies: 3
    • Views: 1,772
    10-26-2009, 03:44 PM Go to last post
  9. VAV

    Started by coilcleener, 05-05-2009 07:37 PM
    • Replies: 10
    • Views: 1,933
    10-24-2009, 07:21 PM Go to last post
  10. York J Series Compressor

    Started by bunglebear, 10-20-2009 06:25 AM
    • Replies: 7
    • Views: 1,917
    10-24-2009, 10:16 AM Go to last post
  11. smardt chiller

    Started by grease dude, 10-23-2009 09:16 PM
    • Replies: 1
    • Views: 972
    10-24-2009, 12:54 AM Go to last post
  12. How about a little…

    Started by jayguy, 10-22-2009 11:36 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,912
    10-24-2009, 12:50 AM Go to last post
  13. Confused oil change interval Carrier 30HT 370A

    Started by Remus, 10-23-2009 10:43 AM
    • Replies: 2
    • Views: 1,171
    10-23-2009, 09:01 PM Go to last post
  14. Carrier Model #

    Started by newinsales, 10-23-2009 09:48 AM
    38ad, 39ac, carrier, split system
    • Replies: 2
    • Views: 1,831
    10-23-2009, 11:16 AM Go to last post
  15. Carrier 30HXC Refrigerant Leaks

    Started by toptech, 10-21-2009 06:45 PM
    • Replies: 11
    • Views: 1,489
    10-22-2009, 10:03 PM Go to last post
  16. CVHF ???

    Started by carriermechanic, 10-13-2009 08:46 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,335
    10-22-2009, 08:35 PM Go to last post
  17. Load shedding

    Started by mroy3, 10-21-2009 08:35 PM
    • Replies: 3
    • Views: 2,460
    10-22-2009, 12:32 PM Go to last post
  18. Question about Climate Control Package Units

    Started by Bird, 10-15-2009 01:57 PM
    • Replies: 5
    • Views: 915
    10-22-2009, 11:16 AM Go to last post
  19. 72 kw 3 phase Heat Strip repair/restring

    Started by james mo, 10-21-2009 09:04 AM
    • Replies: 4
    • Views: 2,114
    10-22-2009, 08:23 AM Go to last post
  20. Replacement for the Altivar drives

    Started by JRINJAX, 10-21-2009 01:37 PM
    • Replies: 2
    • Views: 785
    10-21-2009, 11:44 PM Go to last post
  21. york rooftop

    Started by redwhitekat, 10-18-2009 04:24 PM
    • Replies: 6
    • Views: 1,652
    10-21-2009, 07:24 PM Go to last post
  22. Trane 30-40ton SWUA threeway valve

    Started by 381engineer, 10-19-2009 09:26 AM
    • Replies: 6
    • Views: 1,992
    10-21-2009, 09:20 AM Go to last post
  23. sales rep job?

    Started by HvAckid82, 10-20-2009 06:31 PM
    • Replies: 3
    • Views: 903
    10-20-2009, 09:47 PM Go to last post
  24. Question ycas oil?

    Started by turbovac, 10-20-2009 06:22 PM
    • Replies: 1
    • Views: 688
    10-20-2009, 07:32 PM Go to last post
  25. York YCIV Compressors

    Started by botching, 09-11-2009 02:37 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 4,489
    10-20-2009, 06:25 PM Go to last post
  26. Looking for commercial blower wheel

    Started by citywide service, 10-01-2009 12:22 AM
    • Replies: 9
    • Views: 1,416
    10-20-2009, 12:52 PM Go to last post
  27. Confused CANATAL UNITS & M52 CONTROLLER

    Started by brauliorb, 08-07-2009 06:29 PM
    • Replies: 9
    • Views: 4,033
    10-20-2009, 12:03 PM Go to last post
  28. Inducer motor bad on Trane XV90

    Started by Swapus, 10-19-2009 05:38 PM
    furnace replacement
    • Replies: 5
    • Views: 5,900
    10-20-2009, 05:23 AM Go to last post
  29. Equipment life cycle

    Started by tchc, 10-19-2009 04:00 PM
    • Replies: 2
    • Views: 1,431
    10-19-2009, 10:20 PM Go to last post
  30. Server Room Sizes/Power Densities

    Started by tff_engineer, 10-19-2009 11:59 AM
    • Replies: 1
    • Views: 673
    10-19-2009, 08:48 PM Go to last post
  31. Confused Need help with Singer gas / electric model #

    Started by RTU GOD, 10-19-2009 02:19 PM
    • Replies: 0
    • Views: 573
    10-19-2009, 02:19 PM Go to last post
  32. Chilled Water Coil Flow + Air flow

    Started by apprentice3, 10-18-2009 02:13 PM
    • Replies: 4
    • Views: 3,310
    10-18-2009, 08:59 PM Go to last post
  33. make up air

    Started by thewoodman, 10-16-2009 10:39 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,425
    10-18-2009, 07:02 PM Go to last post
  34. Chiller forum

    Started by pdrake65, 10-16-2009 04:47 PM
    • Replies: 4
    • Views: 2,036
    10-17-2009, 03:40 PM Go to last post
  35. Carrier Chiller TXV Valve

    Started by crised, 10-17-2009 08:45 AM
    • Replies: 1
    • Views: 1,360
    10-17-2009, 03:02 PM Go to last post
  36. Condensing Unit turn into Chiller with 30 years old controls

    Started by crised, 10-16-2009 11:15 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,618
    10-16-2009, 11:08 PM Go to last post
  37. Help Needed - Guy Wire Assembly for flue

    Started by mechsnake, 10-07-2009 06:27 PM
    • Replies: 3
    • Views: 2,597
    10-16-2009, 06:02 PM Go to last post
  38. Plate Evaporator for Condensing Unitb

    Started by crised, 10-15-2009 06:19 PM
    • Replies: 9
    • Views: 1,009
    10-16-2009, 10:35 AM Go to last post
  39. V.A.V Static pressures

    Started by oneofthesedays, 10-13-2009 11:44 PM
    • Replies: 8
    • Views: 1,897
    10-15-2009, 02:35 PM Go to last post
  40. trane ahu maintenance

    Started by cactusd, 10-14-2009 10:37 AM
    • Replies: 5
    • Views: 2,293
    10-15-2009, 01:17 PM Go to last post
  41. Lacking Chiller Load

    Started by 48simple, 10-12-2009 10:42 AM
    • Replies: 7
    • Views: 1,059
    10-15-2009, 09:07 AM Go to last post
    • Replies: 5
    • Views: 3,428
    10-14-2009, 04:57 PM Go to last post
  42. Need advice on buying a recovery station

    Started by crised, 10-06-2009 10:07 PM
    • Replies: 11
    • Views: 1,027
    10-14-2009, 02:39 PM Go to last post
  43. How to do an oil change on a Carrier 30HXA

    Started by bunglebear, 10-13-2009 09:15 AM
    • Replies: 12
    • Views: 2,782
    10-14-2009, 07:44 AM Go to last post
  44. Trane SEHB250

    Started by dieselness84, 10-13-2009 04:00 PM
    • Replies: 1
    • Views: 1,998
    10-13-2009, 11:19 PM Go to last post
  45. Wink 3 Phase Scroll Compressors

    Started by hvactech80, 10-12-2009 09:27 PM
    • Replies: 9
    • Views: 1,639
    10-13-2009, 09:29 PM Go to last post
  46. oil burner problem delayed ignition

    Started by fr420, 10-12-2009 07:56 PM
    • Replies: 12
    • Views: 5,447
    10-13-2009, 07:57 PM Go to last post
  47. Question energy save

    Started by moideen, 10-12-2009 11:04 PM
    • Replies: 1
    • Views: 757
    10-12-2009, 11:07 PM Go to last post
  48. pneumatic Rc 195 Receiver Controller

    Started by Jollyone4, 10-06-2009 09:49 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 4,683
    10-12-2009, 10:59 PM Go to last post
  49. RTAA phase reversal

    Started by PJ's cool-aid, 10-10-2009 02:44 PM
    • Replies: 5
    • Views: 1,938
    10-12-2009, 02:16 PM Go to last post
  50. Hydronic Snow Melt: Fluids for Heat Transfer

    Started by PagodaMan, 10-07-2009 08:48 AM
    • Replies: 4
    • Views: 1,536
    10-12-2009, 10:46 AM Go to last post

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