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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: 12,160
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,438
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Sealed hermetic oil level

    Started by nick_verm, 03-19-2011 07:51 PM
    • Replies: 8
    • Views: 1,572
    03-20-2011, 07:28 PM Go to last post
  3. liebert infrared humidifier not filling

    Started by LT1 FUN, 03-19-2011 08:21 AM
    • Replies: 11
    • Views: 3,767
    03-20-2011, 03:29 PM Go to last post
  4. I own a building and need HONEST advice

    Started by 38north, 03-09-2011 03:31 PM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 5,524
    03-20-2011, 08:41 AM Go to last post
  5. Trane Voyager Burner Plate

    Started by MicahWes, 02-26-2011 02:53 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 7,502
    03-19-2011, 10:16 PM Go to last post
  6. York startup problem

    Started by dmd-marc, 03-15-2011 05:06 PM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 87
    • Views: 8,925
    03-19-2011, 10:10 PM Go to last post
  7. MUA burner profile

    Started by Eric V, 03-07-2011 09:16 PM
    • Replies: 3
    • Views: 1,057
    03-19-2011, 04:37 PM Go to last post
    • Replies: 7
    • Views: 1,145
    03-19-2011, 01:58 PM Go to last post
  8. HOSPITAL HVAC

    Started by VTP99, 03-07-2011 03:24 PM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 8,776
    03-18-2011, 08:07 PM Go to last post
  9. ventilation of rooms without windows

    Started by Macieto, 03-16-2011 07:57 AM
    • Replies: 5
    • Views: 5,049
    03-18-2011, 07:24 AM Go to last post
  10. "Shelf" Mini-Split vs Liebert

    Started by geecee, 03-08-2011 02:34 PM
    • Replies: 4
    • Views: 2,838
    03-17-2011, 08:29 PM Go to last post
  11. City-Mult question

    Started by RCAVH, 03-15-2011 04:57 PM
    • Replies: 8
    • Views: 1,163
    03-17-2011, 05:33 PM Go to last post
  12. Heat Recovery Wheel

    Started by local553, 03-10-2011 06:19 PM
    • Replies: 3
    • Views: 1,902
    03-17-2011, 12:30 PM Go to last post
  13. Trane "Geothermal" Heat Pump Questions

    Started by fixitman, 03-15-2011 03:03 PM
    • Replies: 9
    • Views: 3,288
    03-16-2011, 05:51 PM Go to last post
  14. Problems with I.C.P.

    Started by newbeetech, 03-14-2008 02:12 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 4,356
    03-16-2011, 02:28 PM Go to last post
    • Replies: 6
    • Views: 1,325
    03-16-2011, 08:58 AM Go to last post
  15. Coil Selection

    Started by Pawan Halwai, 12-31-2010 04:33 AM
    • Replies: 7
    • Views: 3,090
    03-16-2011, 12:40 AM Go to last post
  16. Hall of FAME!!!!

    Started by ZeroTolerance, 03-04-2011 11:16 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 4,310
    03-15-2011, 09:56 PM Go to last post
  17. mcquay rps 30 applied rooftop unit fan fail alarm

    Started by c.gould, 03-15-2011 01:13 PM
    • Replies: 2
    • Views: 1,920
    03-15-2011, 08:59 PM Go to last post
  18. Rooftop Ductwork

    Started by Metal Militia, 03-10-2011 11:47 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 4,664
    03-15-2011, 12:36 PM Go to last post
  19. Who on here is responsible for this!!!

    Started by acjourneyman, 03-13-2011 07:33 PM
    • Replies: 5
    • Views: 1,432
    03-14-2011, 03:12 AM Go to last post
  20. vfd's and belts

    Started by dcrawshawscoote, 03-13-2011 07:22 PM
    • Replies: 6
    • Views: 1,169
    03-13-2011, 11:45 PM Go to last post
  21. transformers

    Started by hvac1966, 03-12-2011 11:40 PM
    • Replies: 3
    • Views: 1,041
    03-13-2011, 11:42 PM Go to last post
  22. Fan Coil Thermostat Wiring

    Started by hollander, 03-11-2011 08:21 PM
    • Replies: 3
    • Views: 2,035
    03-13-2011, 07:27 PM Go to last post
  23. 06D REMAN

    Started by missnu, 03-12-2011 03:34 PM
    • Replies: 8
    • Views: 1,638
    03-13-2011, 04:51 PM Go to last post
  24. Are dielectric fittings really needed?

    Started by Tommy1010, 03-10-2011 11:53 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 7,278
    03-13-2011, 01:39 PM Go to last post
  25. 1991 Semi Hermetic Trane Intellipak Compressor

    Started by apprentice3, 03-13-2011 08:16 AM
    • Replies: 2
    • Views: 1,000
    03-13-2011, 12:33 PM Go to last post
  26. Steam Boiler

    Started by HvAckid82, 03-07-2011 12:50 PM
    • Replies: 5
    • Views: 1,034
    03-13-2011, 09:41 AM Go to last post
  27. Boiler Recommendation

    Started by MHall, 03-06-2011 12:38 PM
    • Replies: 10
    • Views: 1,937
    03-13-2011, 09:31 AM Go to last post
  28. Zeroing out Vari-Trane

    Started by madhat, 03-12-2011 07:07 PM
    • Replies: 2
    • Views: 776
    03-12-2011, 11:50 PM Go to last post
  29. N-30 UNT CONTROLLER PANEL - WATER DAMAGE?

    Started by zeppy, 03-12-2011 05:42 PM
    • Replies: 0
    • Views: 523
    03-12-2011, 05:42 PM Go to last post
  30. Hmm COMFORT AIR HP R410A PRESS PROBLEMS

    Started by mrhvacmechanic, 03-02-2011 10:45 PM
    • Replies: 7
    • Views: 2,377
    03-11-2011, 11:54 PM Go to last post
  31. ABB basin heater controller

    Started by nun, 03-11-2011 11:12 PM
    • Replies: 0
    • Views: 609
    03-11-2011, 11:12 PM Go to last post
  32. Swivel Duct Elbows

    Started by Lash, 03-11-2011 06:59 PM
    • Replies: 0
    • Views: 1,988
    03-11-2011, 06:59 PM Go to last post
  33. Nortec Humidifier

    Started by Truck43, 01-28-2009 01:59 PM
    • Replies: 11
    • Views: 5,667
    03-11-2011, 05:43 PM Go to last post
  34. Commercial Kitchen: Make-up Air

    Started by Green_Energy, 03-10-2011 11:21 AM
    • Replies: 4
    • Views: 1,973
    03-11-2011, 05:28 PM Go to last post
  35. Johnson (York) IOM Manual

    Started by dmd-marc, 03-10-2011 06:43 PM
    • Replies: 4
    • Views: 1,590
    03-11-2011, 05:15 PM Go to last post
  36. TRANE VOYAGER RTU - CONDENSATE IN CONTROLS PANEL

    Started by macmec, 03-09-2011 12:10 PM
    • Replies: 10
    • Views: 1,971
    03-10-2011, 11:29 PM Go to last post
  37. 12.5ton lennox 11 years old 2 superh 2 subc

    Started by BatesTech, 03-09-2011 09:27 PM
    • Replies: 9
    • Views: 1,028
    03-10-2011, 10:40 PM Go to last post
  38. make up air with heat

    Started by ISD, 03-10-2011 09:53 PM
    • Replies: 3
    • Views: 1,010
    03-10-2011, 10:12 PM Go to last post
  39. carel humidifier....leaking ducts....HELP!

    Started by hmscool, 03-08-2011 06:29 PM
    • Replies: 5
    • Views: 1,535
    03-10-2011, 08:46 PM Go to last post
  40. York compressor Z style

    Started by brztech, 03-09-2011 10:30 AM
    • Replies: 3
    • Views: 1,319
    03-10-2011, 03:34 PM Go to last post
  41. Chiller Trouble

    Started by wormy, 05-07-2009 10:34 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,382
    03-10-2011, 03:20 PM Go to last post
  42. hvac replacement

    Started by tavos7, 01-26-2011 05:52 PM
    • Replies: 6
    • Views: 1,171
    03-10-2011, 01:53 PM Go to last post
  43. COMMERCIAL PROPOSAL SOFTWARE

    Started by dholladay, 02-17-2009 07:34 PM
    • Replies: 5
    • Views: 3,582
    03-10-2011, 09:43 AM Go to last post
  44. Need a Thermostat

    Started by ascj, 03-09-2011 06:21 PM
    • Replies: 5
    • Views: 1,132
    03-10-2011, 01:37 AM Go to last post
  45. Question CAREL Mtr Protector resistance values

    Started by mrhvacmechanic, 03-08-2011 10:44 PM
    • Replies: 3
    • Views: 826
    03-10-2011, 01:11 AM Go to last post
  46. VAV K-Factor

    Started by leoxxl, 03-09-2011 11:20 PM
    • Replies: 1
    • Views: 1,311
    03-10-2011, 12:45 AM Go to last post
  47. Frown Hole in Scroll Housing

    Started by ReferTek, 03-09-2011 12:09 AM
    carrier, copeland, leak, scroll
    • Replies: 6
    • Views: 2,457
    03-09-2011, 11:58 PM Go to last post
  48. Obsolete?

    Started by airpro71, 03-05-2011 08:26 PM
    • Replies: 5
    • Views: 1,156
    03-09-2011, 10:38 PM Go to last post
  49. Yokagawa GE Leak Detector H-10 G

    Started by al o, 03-07-2011 06:31 PM
    • Replies: 3
    • Views: 1,248
    03-09-2011, 07:53 PM Go to last post

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