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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: 6,904
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 5,949
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. York YCWS Slidevalve...

    Started by rotaryfrk, 02-22-2008 11:12 AM
    • Replies: 1
    • Views: 590
    02-22-2008, 03:24 PM Go to last post
  3. Gas burner de-rating

    Started by flyrfan, 02-22-2008 10:36 AM
    • Replies: 1
    • Views: 577
    02-22-2008, 11:20 AM Go to last post
  4. Miss matched equipment

    Started by SR71, 02-21-2008 05:51 PM
    • Replies: 10
    • Views: 819
    02-22-2008, 08:59 AM Go to last post
  5. oa compressor lockout controls

    Started by ctdl2003, 02-20-2008 08:22 PM
    • Replies: 2
    • Views: 574
    02-22-2008, 12:03 AM Go to last post
  6. Helicopter lift- anyone ever use aircrane?

    Started by kingeddie, 02-15-2008 08:12 AM
    • Replies: 5
    • Views: 959
    02-21-2008, 11:58 PM Go to last post
  7. Confused Commercial HVAC

    Started by PMad, 02-14-2008 01:09 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,681
    02-21-2008, 11:41 PM Go to last post
  8. trane rtaa 185

    Started by curdogg08, 02-21-2008 10:18 AM
    • Replies: 3
    • Views: 774
    02-21-2008, 10:53 PM Go to last post
  9. YORK model # HLRA076525?

    Started by lipmechanical, 02-21-2008 08:52 PM
    • Replies: 1
    • Views: 767
    02-21-2008, 09:22 PM Go to last post
  10. Sizing transformer primary fuse

    Started by Milk man, 02-20-2008 11:30 PM
    • Replies: 7
    • Views: 4,183
    02-21-2008, 08:47 PM Go to last post
  11. Delta or other Bacnet to Ethernet control needed

    Started by ofhtech, 02-11-2008 03:04 PM
    • Replies: 4
    • Views: 593
    02-21-2008, 09:08 AM Go to last post
  12. vertical site glass

    Started by ponziman, 02-20-2008 06:39 PM
    • Replies: 7
    • Views: 727
    02-20-2008, 09:16 PM Go to last post
  13. Confused carrier factory techs

    Started by mathias, 02-16-2008 09:58 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 2,858
    02-20-2008, 08:55 PM Go to last post
  14. Tower Tech

    Started by supertek65, 01-31-2008 08:14 PM
    • Replies: 9
    • Views: 1,362
    02-20-2008, 08:14 PM Go to last post
  15. Where Can I Find This Bearing?

    Started by bby, 02-19-2008 10:17 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,685
    02-20-2008, 08:06 PM Go to last post
  16. Reznor MUA indirect fire

    Started by Reznor trouble, 02-20-2008 09:58 AM
    • Replies: 2
    • Views: 739
    02-20-2008, 06:39 PM Go to last post
  17. Need to replace (3) 15 ton units. MA

    Started by bob1008, 02-18-2008 11:39 AM
    • Replies: 10
    • Views: 915
    02-20-2008, 06:39 PM Go to last post
  18. Is it just me or does this refrigerant seem stupid?

    Started by jayguy, 02-18-2008 12:23 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,540
    02-20-2008, 06:29 PM Go to last post
  19. Recommendations on OAT Control

    Started by prorefco, 02-13-2008 05:28 PM
    • Replies: 9
    • Views: 826
    02-20-2008, 06:24 PM Go to last post
  20. carrier debonair 250-01 wiring diagram

    Started by stonewall, 02-19-2008 10:29 PM
    • Replies: 1
    • Views: 3,503
    02-20-2008, 12:37 PM Go to last post
  21. Weight of York Sunline RTU

    Started by kingeddie, 02-19-2008 08:05 PM
    • Replies: 2
    • Views: 1,326
    02-20-2008, 11:35 AM Go to last post
    • Replies: 2
    • Views: 753
    02-20-2008, 03:03 AM Go to last post
  22. 20 ton double duct replacement needed

    Started by charlie104, 02-15-2008 03:53 PM
    • Replies: 12
    • Views: 914
    02-19-2008, 10:58 PM Go to last post
  23. Copeland Discus compressor blowing fuses

    Started by Tech Rob, 02-09-2008 08:30 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 3,181
    02-19-2008, 09:13 PM Go to last post
  24. CVHF motor bearings

    Started by bluntforcetraum, 02-19-2008 11:18 AM
    • Replies: 8
    • Views: 1,023
    02-19-2008, 08:19 PM Go to last post
  25. Leak tracing

    Started by M4X1MU5, 02-19-2008 03:09 PM
    • Replies: 0
    • Views: 516
    02-19-2008, 03:09 PM Go to last post
  26. Helicopter to set RTU's

    Started by kingeddie, 02-14-2008 06:25 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 2,520
    02-19-2008, 01:26 PM Go to last post
  27. Carrier Water cooled unit

    Started by mark7, 02-19-2008 05:27 AM
    • Replies: 2
    • Views: 582
    02-19-2008, 08:58 AM Go to last post
  28. dead short off a 480V compressor contactor

    Started by maxster, 02-17-2008 07:54 PM
    • Replies: 4
    • Views: 1,987
    02-19-2008, 08:14 AM Go to last post
  29. r-22 leak check

    Started by dean59, 02-16-2008 04:10 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 7,558
    02-19-2008, 02:37 AM Go to last post
    • Replies: 7
    • Views: 4,914
    02-19-2008, 12:22 AM Go to last post
  30. Hmm Ahu Cfm ?

    Started by clwriele, 02-18-2008 01:02 PM
    • Replies: 8
    • Views: 1,745
    02-18-2008, 10:31 PM Go to last post
  31. outside air vs return air damper setup

    Started by hvac17011, 02-17-2008 05:24 PM
    • Replies: 10
    • Views: 1,298
    02-18-2008, 09:54 PM Go to last post
  32. Question Can anyone identify this POS?

    Started by johnnybgood, 02-13-2008 07:54 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,432
    02-18-2008, 09:38 PM Go to last post
  33. VVT Help Please

    Started by RedRunner, 01-31-2008 05:24 PM
    • Replies: 10
    • Views: 1,403
    02-18-2008, 09:19 AM Go to last post
  34. Can heaters really keep a loosely enclosed space dry? humidity theory

    Started by kaon, 02-13-2008 06:53 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,397
    02-17-2008, 10:58 PM Go to last post
  35. JCI 1st AND 2nd Class employees

    Started by engine chiller, 02-10-2008 10:33 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,732
    02-17-2008, 10:38 PM Go to last post
  36. Password

    Started by TIC 1, 02-14-2008 01:13 PM
    • Replies: 3
    • Views: 765
    02-17-2008, 09:33 PM Go to last post
  37. Oil

    Started by r404a, 02-10-2008 02:26 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,415
    02-17-2008, 09:29 PM Go to last post
  38. Maxitrol T115 Override Stat??

    Started by mbreen23, 01-06-2006 12:16 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,915
    02-17-2008, 05:25 PM Go to last post
  39. Lochinvar IBN1500 Combustion Air Condensation

    Started by jdlwcfac, 01-04-2008 01:25 PM
    • Replies: 3
    • Views: 2,081
    02-17-2008, 04:50 PM Go to last post
  40. Pricing

    Started by hvac&me, 02-15-2008 09:56 AM
    • Replies: 3
    • Views: 638
    02-17-2008, 01:30 PM Go to last post
  41. Confused Trane CHHN

    Started by PJ's cool-aid, 02-16-2008 09:07 PM
    • Replies: 2
    • Views: 1,712
    02-17-2008, 11:35 AM Go to last post
  42. Emcor

    Started by Tech Rob, 02-16-2008 03:09 PM
    • Replies: 2
    • Views: 789
    02-17-2008, 11:01 AM Go to last post
  43. duct board or metal duct?

    Started by tygerof2, 02-16-2008 06:04 PM
    • Replies: 4
    • Views: 902
    02-17-2008, 08:29 AM Go to last post
  44. Semi Hermetic Remans

    Started by puposky, 07-07-2004 07:29 PM
    • Replies: 7
    • Views: 1,346
    02-17-2008, 01:32 AM Go to last post
  45. Aquasnap condensing coils?

    Started by subliminal108, 02-07-2008 05:12 PM
    • Replies: 8
    • Views: 921
    02-17-2008, 01:14 AM Go to last post
  46. rtwa100 trane chiller question

    Started by Hrdworkingacguy, 02-09-2008 12:11 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,589
    02-16-2008, 06:05 PM Go to last post
  47. Stulz temp sensor resistance?

    Started by Randy S., 02-16-2008 12:08 PM
    • Replies: 0
    • Views: 550
    02-16-2008, 12:08 PM Go to last post
  48. Clean room units

    Started by Diceman, 02-14-2008 11:42 AM
    • Replies: 11
    • Views: 1,045
    02-16-2008, 09:00 AM Go to last post
  49. HVAC Size Question for 10,000 grocery bldg

    Started by heb65, 02-15-2008 10:46 AM
    • Replies: 7
    • Views: 652
    02-16-2008, 05:09 AM Go to last post

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