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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: 6,407
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 5,496
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. 7.5 ton bird trap

    Started by Mobilerepair, 09-16-2008 10:20 PM
    • Replies: 1
    • Views: 649
    09-17-2008, 08:30 AM Go to last post
  3. Single stage vs. Multi-stage

    Started by dieselness84, 09-15-2008 11:46 AM
    • Replies: 5
    • Views: 3,272
    09-17-2008, 12:22 AM Go to last post
  4. Checking Oil

    Started by dogdidit, 09-16-2008 09:33 PM
    • Replies: 2
    • Views: 635
    09-16-2008, 11:22 PM Go to last post
  5. Pressure in closed loop system

    Started by flippurr, 09-16-2008 12:06 PM
    • Replies: 5
    • Views: 1,400
    09-16-2008, 11:06 PM Go to last post
  6. Smile bad trane compressors

    Started by redsox#9, 09-14-2008 08:36 PM
    • Replies: 5
    • Views: 2,743
    09-16-2008, 09:13 PM Go to last post
    • Replies: 3
    • Views: 741
    09-16-2008, 08:59 PM Go to last post
  7. Chiller Training

    Started by northwestmechanic, 09-16-2008 05:38 PM
    • Replies: 2
    • Views: 812
    09-16-2008, 07:55 PM Go to last post
  8. Greasing

    Started by dogdidit, 09-15-2008 08:41 PM
    • Replies: 6
    • Views: 900
    09-16-2008, 04:46 PM Go to last post
  9. Purge mode on Trane Precedent

    Started by dmd-marc, 09-15-2008 10:46 PM
    • Replies: 1
    • Views: 949
    09-16-2008, 12:04 AM Go to last post
  10. Chiller Joints are start leaking too early

    Started by mubashir hasan, 09-24-2007 04:31 AM
    • Replies: 3
    • Views: 1,150
    09-15-2008, 11:02 PM Go to last post
  11. Checking Superheat/Subcooling on PM's.... What do you think?

    Started by sfarrell12, 08-27-2008 10:05 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,862
    09-15-2008, 09:58 PM Go to last post
    • Replies: 1
    • Views: 1,298
    09-15-2008, 08:58 AM Go to last post
  12. Confused York Brain Needed

    Started by gtt, 09-14-2008 06:39 PM
    • Replies: 4
    • Views: 815
    09-14-2008, 11:10 PM Go to last post
  13. Economizers

    Started by notsocool, 09-12-2008 06:31 PM
    • Replies: 4
    • Views: 731
    09-14-2008, 06:20 PM Go to last post
  14. Saturation Temp vs leaving condenser water temp

    Started by Gopirates, 09-06-2008 02:28 PM
    • Replies: 8
    • Views: 1,768
    09-13-2008, 06:35 PM Go to last post
  15. Changing Oil

    Started by dogdidit, 09-09-2008 10:43 PM
    • Replies: 11
    • Views: 1,114
    09-13-2008, 06:23 PM Go to last post
  16. York YR Flow Sensor Issue

    Started by jogas, 09-11-2008 07:40 AM
    • Replies: 9
    • Views: 1,299
    09-13-2008, 04:37 PM Go to last post
  17. York or Multistack which is better?

    Started by statebuyer, 08-20-2008 01:35 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,263
    09-13-2008, 02:31 PM Go to last post
  18. Chiller Rob

    Started by mustardman, 09-12-2008 01:19 AM
    • Replies: 4
    • Views: 858
    09-13-2008, 02:32 AM Go to last post
  19. Confused AQUASNAP ERROR CODE P97

    Started by supertek65, 09-12-2008 12:49 PM
    • Replies: 2
    • Views: 1,351
    09-12-2008, 09:37 PM Go to last post
  20. Water-cooled Trane tripping safeties

    Started by dhjenkins, 09-09-2008 02:39 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,325
    09-12-2008, 08:05 PM Go to last post
  21. york ycws0140

    Started by bigger b, 09-11-2008 09:24 PM
    • Replies: 2
    • Views: 689
    09-12-2008, 06:05 PM Go to last post
  22. contactor sizing

    Started by chillerguy81, 09-12-2008 08:45 AM
    • Replies: 7
    • Views: 1,842
    09-12-2008, 05:31 PM Go to last post
  23. De-superheating TXV

    Started by dogdidit, 09-12-2008 03:37 PM
    • Replies: 3
    • Views: 676
    09-12-2008, 05:01 PM Go to last post
  24. CH530 MP software uninstallation

    Started by pete_d, 09-11-2008 01:10 PM
    • Replies: 3
    • Views: 897
    09-12-2008, 04:08 PM Go to last post
  25. Is there an Airdyne alternative?

    Started by dssgoodies, 09-11-2008 03:23 PM
    • Replies: 2
    • Views: 1,070
    09-12-2008, 12:12 PM Go to last post
  26. Confused hvac cost

    Started by hvacbt, 09-12-2008 09:40 AM
    • Replies: 2
    • Views: 773
    09-12-2008, 09:54 AM Go to last post
  27. 120v round dampers ?

    Started by internala/c, 01-25-2008 08:56 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,672
    09-12-2008, 06:58 AM Go to last post
  28. RTAA B90 cond temp sensor error

    Started by chiller rob, 09-10-2008 09:48 AM
    • Replies: 8
    • Views: 1,225
    09-11-2008, 11:33 PM Go to last post
  29. TRANE CTV MP software Ver. 10.02

    Started by pete_d, 09-11-2008 05:47 AM
    • Replies: 1
    • Views: 807
    09-11-2008, 10:47 PM Go to last post
  30. mike robinson

    Started by mike robinson, 09-10-2008 09:38 PM
    • Replies: 4
    • Views: 735
    09-11-2008, 10:34 PM Go to last post
  31. Server room & humidity...

    Started by slick101, 09-07-2008 04:46 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,187
    09-11-2008, 10:07 PM Go to last post
  32. parts for a chiller?

    Started by ddill, 09-11-2008 01:52 PM
    • Replies: 4
    • Views: 823
    09-11-2008, 09:45 PM Go to last post
  33. Hmm High Suction Low Head

    Started by DeepSouth, 09-09-2008 06:38 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,295
    09-11-2008, 09:43 PM Go to last post
  34. Receiver Opinion Wanted

    Started by RedRunner, 09-07-2008 02:12 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,491
    09-11-2008, 08:36 PM Go to last post
  35. York Screw

    Started by bullgear420, 08-30-2008 10:23 PM
    • Replies: 2
    • Views: 1,057
    09-11-2008, 06:17 PM Go to last post
  36. yet another optiview question.....

    Started by poppop, 09-03-2008 04:39 PM
    • Replies: 9
    • Views: 1,080
    09-11-2008, 05:33 PM Go to last post
  37. Inexpensive Load Calc Software?

    Started by Jim The Hut, 09-11-2008 02:00 PM
    • Replies: 2
    • Views: 646
    09-11-2008, 04:51 PM Go to last post
  38. york iom

    Started by sabre11134, 09-06-2008 07:10 PM
    • Replies: 2
    • Views: 773
    09-11-2008, 12:23 PM Go to last post
  39. Need some York Literature

    Started by DrumCrazy, 09-09-2008 06:01 PM
    • Replies: 8
    • Views: 2,994
    09-11-2008, 10:28 AM Go to last post
  40. Question Trane RTAA217

    Started by Luce, 08-28-2008 12:41 AM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 3,681
    09-11-2008, 09:41 AM Go to last post
  41. Trane Compressors

    Started by griz, 09-09-2008 11:52 PM
    • Replies: 12
    • Views: 1,224
    09-10-2008, 10:31 PM Go to last post
  42. 30gx low oil alarms

    Started by mikeacman, 10-16-2006 08:05 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,671
    09-10-2008, 08:50 PM Go to last post
    • Replies: 5
    • Views: 868
    09-10-2008, 07:27 PM Go to last post
  43. carrier 30gx high oil diff alarms

    Started by stanbyyourword, 09-10-2008 11:48 AM
    • Replies: 1
    • Views: 687
    09-10-2008, 04:19 PM Go to last post
  44. liebert Challenger install

    Started by HvAckid82, 09-09-2008 08:44 PM
    • Replies: 5
    • Views: 1,098
    09-10-2008, 04:01 PM Go to last post
  45. semi hermetic compressor pins broke

    Started by ctdl2003, 05-25-2008 11:18 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,894
    09-10-2008, 01:38 PM Go to last post
  46. fixed metering device on rtu's

    Started by shorty96, 09-09-2008 08:17 PM
    • Replies: 2
    • Views: 678
    09-10-2008, 10:45 AM Go to last post
  47. Exclamation THERMOKING VM-405

    Started by brianhvac1, 09-10-2008 10:34 AM
    • Replies: 0
    • Views: 1,480
    09-10-2008, 10:34 AM Go to last post
  48. RTAAO8O Low Evap Temp

    Started by PACKLEADER, 08-25-2008 10:24 AM
    • Replies: 10
    • Views: 1,173
    09-10-2008, 05:20 AM Go to last post

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