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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: 8,997
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 7,840
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Clogged ener-changer

    Started by powerup, 06-23-2009 09:48 PM
    • Replies: 9
    • Views: 1,434
    06-25-2009, 07:52 AM Go to last post
  3. TRANE YCH 180

    Started by fivestarhvac, 06-24-2009 07:30 PM
    • Replies: 3
    • Views: 3,016
    06-24-2009, 09:48 PM Go to last post
    • Replies: 12
    • Views: 1,135
    06-24-2009, 08:28 PM Go to last post
  4. Carrier17MA40 Centrifugal

    Started by jsherhvac, 06-23-2009 05:43 PM
    • Replies: 1
    • Views: 560
    06-24-2009, 05:51 PM Go to last post
  5. Carrier 30HX series motor cooling control

    Started by chillerguy81, 06-12-2009 01:52 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 2,840
    06-24-2009, 04:27 PM Go to last post
  6. water in chiller

    Started by coolhand55, 06-22-2009 12:42 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,619
    06-24-2009, 04:19 PM Go to last post
  7. Exclamation A/C question

    Started by bloodray, 06-19-2009 11:37 PM
    evaporative cooling, hvac, luwa
    • Replies: 5
    • Views: 1,165
    06-24-2009, 01:20 AM Go to last post
  8. how cold

    Started by mike robinson, 06-22-2009 06:48 PM
    • Replies: 10
    • Views: 1,087
    06-23-2009, 07:17 PM Go to last post
  9. Guide Vanes

    Started by megohm, 06-19-2009 01:52 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,812
    06-23-2009, 06:09 PM Go to last post
  10. Geothermal companies in South Texas?

    Started by Grawburg, 06-23-2009 04:27 PM
    • Replies: 0
    • Views: 425
    06-23-2009, 04:27 PM Go to last post
  11. Siemens Insight

    Started by geochurchi, 06-20-2009 09:58 AM
    • Replies: 10
    • Views: 1,213
    06-22-2009, 09:25 PM Go to last post
  12. Carrier 30HXC076

    Started by Truck43, 06-22-2009 10:19 AM
    • Replies: 6
    • Views: 951
    06-22-2009, 09:13 PM Go to last post
  13. Mcquay/Turbocor chiller

    Started by mmartin, 06-15-2009 06:51 PM
    • Replies: 8
    • Views: 2,965
    06-22-2009, 08:05 PM Go to last post
  14. York Chiller Age?

    Started by cdill, 06-17-2009 06:28 PM
    • Replies: 6
    • Views: 2,431
    06-22-2009, 05:41 PM Go to last post
  15. Trane Voyager

    Started by BatleDoo, 06-19-2009 06:42 PM
    • Replies: 4
    • Views: 838
    06-22-2009, 10:46 AM Go to last post
  16. Random flooding in txv controlled coils??

    Started by chadsicle, 06-21-2009 12:51 AM
    • Replies: 2
    • Views: 908
    06-22-2009, 07:08 AM Go to last post
  17. scroll used in pumpdown system?

    Started by hvacr man, 06-18-2009 09:21 PM
    • Replies: 7
    • Views: 1,555
    06-21-2009, 01:34 PM Go to last post
  18. Trouble with an older Liebert Deluxe3 CRAC

    Started by David Miller, 06-18-2009 06:48 PM
    • Replies: 4
    • Views: 1,098
    06-21-2009, 08:53 AM Go to last post
  19. Confused Condenser Fan cuts out !!!!!!

    Started by chris8639, 06-21-2009 12:20 AM
    • Replies: 3
    • Views: 655
    06-21-2009, 08:33 AM Go to last post
  20. Trane woes

    Started by hvacr man, 06-20-2009 01:00 PM
    • Replies: 5
    • Views: 826
    06-20-2009, 08:59 PM Go to last post
  21. Confused York RTU keeps running

    Started by Jerrball, 06-17-2009 09:33 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,474
    06-20-2009, 07:05 PM Go to last post
  22. Copeland Scroll motor protector failures

    Started by jdblack, 06-17-2009 08:22 AM
    • Replies: 9
    • Views: 2,559
    06-20-2009, 05:58 PM Go to last post
  23. Weak O.L.? such a thing?

    Started by Tommy1010, 06-20-2009 02:43 PM
    • Replies: 5
    • Views: 719
    06-20-2009, 05:21 PM Go to last post
  24. Liebert Dipswitches

    Started by greg r, 06-13-2009 07:02 PM
    • Replies: 7
    • Views: 948
    06-20-2009, 03:54 PM Go to last post
  25. Shipboard R-414b mystery

    Started by Rakobernik, 05-30-2009 07:12 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,567
    06-20-2009, 11:55 AM Go to last post
  26. Confused Condensing boiler goes kaput fast - why?

    Started by skrish, 05-30-2009 01:13 AM
    • Replies: 4
    • Views: 854
    06-20-2009, 05:20 AM Go to last post
  27. Question Electric Heat Kits for Goodman Air Handlers?

    Started by jonesey30, 06-20-2009 12:04 AM
    • Replies: 1
    • Views: 547
    06-20-2009, 12:49 AM Go to last post
  28. question on portable AC units for IT room

    Started by itt, 06-19-2009 11:59 AM
    • Replies: 4
    • Views: 802
    06-19-2009, 08:52 PM Go to last post
  29. Robust TXV

    Started by archibaldtuttle, 06-19-2009 10:09 AM
    • Replies: 0
    • Views: 464
    06-19-2009, 10:09 AM Go to last post
  30. Load Calculation For Warehouse

    Started by duct doctor, 06-18-2009 07:33 PM
    • Replies: 6
    • Views: 4,188
    06-18-2009, 10:27 PM Go to last post
  31. head temp

    Started by blewbyu2, 06-18-2009 08:22 PM
    • Replies: 1
    • Views: 592
    06-18-2009, 08:42 PM Go to last post
  32. Lennox condensing unit tonnage

    Started by baronpilot, 06-18-2009 06:51 PM
    • Replies: 1
    • Views: 1,117
    06-18-2009, 07:35 PM Go to last post
  33. Belimo valve actuators

    Started by rgunn, 06-16-2009 08:17 AM
    • Replies: 6
    • Views: 1,764
    06-18-2009, 01:35 PM Go to last post
  34. AireDale Ductless split issue's

    Started by general posts, 06-17-2009 02:08 PM
    • Replies: 3
    • Views: 1,134
    06-18-2009, 09:05 AM Go to last post
  35. hot gas and liquid questions

    Started by phoenixfitter, 06-18-2009 01:57 AM
    • Replies: 2
    • Views: 573
    06-18-2009, 08:14 AM Go to last post
  36. Hmm trane compressor voltages

    Started by blewbyu2, 06-17-2009 05:03 PM
    • Replies: 2
    • Views: 958
    06-17-2009, 11:28 PM Go to last post
  37. Rupture Disc Failure

    Started by indoorcomfrtsl, 06-14-2009 08:46 AM
    • Replies: 10
    • Views: 3,343
    06-17-2009, 11:24 PM Go to last post
  38. CARRIER 30RB CHILLER

    Started by NIRAI, 06-15-2009 08:23 AM
    • Replies: 10
    • Views: 2,477
    06-17-2009, 11:23 PM Go to last post
  39. Micron level on a York R-11 YT unit

    Started by MKnyc, 06-13-2009 01:45 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,329
    06-17-2009, 11:10 PM Go to last post
  40. Trane Packaged Unit IOM?

    Started by jpsmith1cm, 06-17-2009 12:38 PM
    • Replies: 2
    • Views: 1,232
    06-17-2009, 08:10 PM Go to last post
  41. wiring diagram

    Started by emtim, 06-17-2009 08:06 PM
    • Replies: 0
    • Views: 540
    06-17-2009, 08:06 PM Go to last post
  42. york help!

    Started by oldtimer2, 06-15-2009 10:24 PM
    • Replies: 2
    • Views: 1,436
    06-17-2009, 05:51 PM Go to last post
  43. Auditoriums and HVAC Design

    Started by york_hvac, 02-26-2008 09:22 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 3,564
    06-17-2009, 03:00 PM Go to last post
  44. Oil Seperator - Low Level - YR chiller

    Started by CHLR618, 06-08-2009 06:42 PM
    • Replies: 4
    • Views: 1,315
    06-17-2009, 08:33 AM Go to last post
    • Replies: 4
    • Views: 554
    06-16-2009, 09:18 PM Go to last post
  45. Charging a Liebert Mini-Mate2, 8 ton

    Started by mrock78, 05-31-2009 02:47 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,660
    06-16-2009, 05:15 PM Go to last post
  46. Hot gas reheat

    Started by dd98724, 06-10-2009 11:59 AM
    • Replies: 9
    • Views: 9,271
    06-16-2009, 03:20 PM Go to last post
  47. Boiler room exhaust

    Started by db7803, 06-16-2009 03:08 PM
    • Replies: 0
    • Views: 1,101
    06-16-2009, 03:08 PM Go to last post
  48. tonnage question

    Started by iron, 06-16-2009 09:42 AM
    • Replies: 0
    • Views: 791
    06-16-2009, 09:42 AM Go to last post
  49. Danfoss VLT 6000

    Started by jer4747, 06-10-2009 12:59 PM
    • Replies: 3
    • Views: 1,700
    06-15-2009, 07:24 PM Go to last post

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