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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: 11,121
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 9,624
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Heat Recovery Wheel

    Started by local553, 03-10-2011 06:19 PM
    • Replies: 3
    • Views: 1,815
    03-17-2011, 12:30 PM Go to last post
  3. Trane "Geothermal" Heat Pump Questions

    Started by fixitman, 03-15-2011 03:03 PM
    • Replies: 9
    • Views: 3,106
    03-16-2011, 05:51 PM Go to last post
  4. Problems with I.C.P.

    Started by newbeetech, 03-14-2008 02:12 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,972
    03-16-2011, 02:28 PM Go to last post
    • Replies: 6
    • Views: 1,283
    03-16-2011, 08:58 AM Go to last post
  5. Coil Selection

    Started by Pawan Halwai, 12-31-2010 04:33 AM
    • Replies: 7
    • Views: 2,897
    03-16-2011, 12:40 AM Go to last post
  6. Hall of FAME!!!!

    Started by ZeroTolerance, 03-04-2011 11:16 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,984
    03-15-2011, 09:56 PM Go to last post
  7. mcquay rps 30 applied rooftop unit fan fail alarm

    Started by c.gould, 03-15-2011 01:13 PM
    • Replies: 2
    • Views: 1,729
    03-15-2011, 08:59 PM Go to last post
  8. Rooftop Ductwork

    Started by Metal Militia, 03-10-2011 11:47 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 4,310
    03-15-2011, 12:36 PM Go to last post
  9. Who on here is responsible for this!!!

    Started by acjourneyman, 03-13-2011 07:33 PM
    • Replies: 5
    • Views: 1,349
    03-14-2011, 03:12 AM Go to last post
  10. vfd's and belts

    Started by dcrawshawscoote, 03-13-2011 07:22 PM
    • Replies: 6
    • Views: 1,069
    03-13-2011, 11:45 PM Go to last post
  11. transformers

    Started by hvac1966, 03-12-2011 11:40 PM
    • Replies: 3
    • Views: 979
    03-13-2011, 11:42 PM Go to last post
  12. Fan Coil Thermostat Wiring

    Started by hollander, 03-11-2011 08:21 PM
    • Replies: 3
    • Views: 1,961
    03-13-2011, 07:27 PM Go to last post
  13. 06D REMAN

    Started by missnu, 03-12-2011 03:34 PM
    • Replies: 8
    • Views: 1,522
    03-13-2011, 04:51 PM Go to last post
  14. Are dielectric fittings really needed?

    Started by Tommy1010, 03-10-2011 11:53 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 6,567
    03-13-2011, 01:39 PM Go to last post
  15. 1991 Semi Hermetic Trane Intellipak Compressor

    Started by apprentice3, 03-13-2011 08:16 AM
    • Replies: 2
    • Views: 946
    03-13-2011, 12:33 PM Go to last post
  16. Steam Boiler

    Started by HvAckid82, 03-07-2011 12:50 PM
    • Replies: 5
    • Views: 967
    03-13-2011, 09:41 AM Go to last post
  17. Boiler Recommendation

    Started by MHall, 03-06-2011 12:38 PM
    • Replies: 10
    • Views: 1,820
    03-13-2011, 09:31 AM Go to last post
  18. Zeroing out Vari-Trane

    Started by madhat, 03-12-2011 07:07 PM
    • Replies: 2
    • Views: 730
    03-12-2011, 11:50 PM Go to last post
  19. N-30 UNT CONTROLLER PANEL - WATER DAMAGE?

    Started by zeppy, 03-12-2011 05:42 PM
    • Replies: 0
    • Views: 501
    03-12-2011, 05:42 PM Go to last post
  20. Hmm COMFORT AIR HP R410A PRESS PROBLEMS

    Started by mrhvacmechanic, 03-02-2011 10:45 PM
    • Replies: 7
    • Views: 2,286
    03-11-2011, 11:54 PM Go to last post
  21. ABB basin heater controller

    Started by nun, 03-11-2011 11:12 PM
    • Replies: 0
    • Views: 584
    03-11-2011, 11:12 PM Go to last post
  22. Swivel Duct Elbows

    Started by Lash, 03-11-2011 06:59 PM
    • Replies: 0
    • Views: 1,888
    03-11-2011, 06:59 PM Go to last post
  23. Nortec Humidifier

    Started by Truck43, 01-28-2009 01:59 PM
    • Replies: 11
    • Views: 5,218
    03-11-2011, 05:43 PM Go to last post
  24. Commercial Kitchen: Make-up Air

    Started by Green_Energy, 03-10-2011 11:21 AM
    • Replies: 4
    • Views: 1,875
    03-11-2011, 05:28 PM Go to last post
  25. Johnson (York) IOM Manual

    Started by dmd-marc, 03-10-2011 06:43 PM
    • Replies: 4
    • Views: 1,492
    03-11-2011, 05:15 PM Go to last post
  26. TRANE VOYAGER RTU - CONDENSATE IN CONTROLS PANEL

    Started by macmec, 03-09-2011 12:10 PM
    • Replies: 10
    • Views: 1,819
    03-10-2011, 11:29 PM Go to last post
  27. 12.5ton lennox 11 years old 2 superh 2 subc

    Started by BatesTech, 03-09-2011 09:27 PM
    • Replies: 9
    • Views: 979
    03-10-2011, 10:40 PM Go to last post
  28. make up air with heat

    Started by ISD, 03-10-2011 09:53 PM
    • Replies: 3
    • Views: 973
    03-10-2011, 10:12 PM Go to last post
  29. carel humidifier....leaking ducts....HELP!

    Started by hmscool, 03-08-2011 06:29 PM
    • Replies: 5
    • Views: 1,442
    03-10-2011, 08:46 PM Go to last post
  30. York compressor Z style

    Started by brztech, 03-09-2011 10:30 AM
    • Replies: 3
    • Views: 1,245
    03-10-2011, 03:34 PM Go to last post
  31. Chiller Trouble

    Started by wormy, 05-07-2009 10:34 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,073
    03-10-2011, 03:20 PM Go to last post
  32. hvac replacement

    Started by tavos7, 01-26-2011 05:52 PM
    • Replies: 6
    • Views: 1,130
    03-10-2011, 01:53 PM Go to last post
  33. COMMERCIAL PROPOSAL SOFTWARE

    Started by dholladay, 02-17-2009 07:34 PM
    • Replies: 5
    • Views: 3,260
    03-10-2011, 09:43 AM Go to last post
  34. Need a Thermostat

    Started by ascj, 03-09-2011 06:21 PM
    • Replies: 5
    • Views: 1,063
    03-10-2011, 01:37 AM Go to last post
  35. Question CAREL Mtr Protector resistance values

    Started by mrhvacmechanic, 03-08-2011 10:44 PM
    • Replies: 3
    • Views: 788
    03-10-2011, 01:11 AM Go to last post
  36. VAV K-Factor

    Started by leoxxl, 03-09-2011 11:20 PM
    • Replies: 1
    • Views: 1,239
    03-10-2011, 12:45 AM Go to last post
  37. Frown Hole in Scroll Housing

    Started by ReferTek, 03-09-2011 12:09 AM
    carrier, copeland, leak, scroll
    • Replies: 6
    • Views: 2,361
    03-09-2011, 11:58 PM Go to last post
  38. Obsolete?

    Started by airpro71, 03-05-2011 08:26 PM
    • Replies: 5
    • Views: 1,093
    03-09-2011, 10:38 PM Go to last post
  39. Yokagawa GE Leak Detector H-10 G

    Started by al o, 03-07-2011 06:31 PM
    • Replies: 3
    • Views: 1,205
    03-09-2011, 07:53 PM Go to last post
  40. Enviro Tech

    Started by ascj, 02-28-2011 06:25 PM
    • Replies: 9
    • Views: 3,495
    03-09-2011, 04:29 PM Go to last post
  41. WaterFurnace Heat Pump Woes

    Started by blabath, 02-24-2011 01:28 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,841
    03-09-2011, 01:36 PM Go to last post
  42. Repeated broken hot surface ignitors on Lochinvar

    Started by Lugs, 01-08-2010 06:50 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 7,942
    03-09-2011, 11:58 AM Go to last post
  43. Question 22 substitutes

    Started by Randy S., 03-05-2011 08:42 PM
    • Replies: 9
    • Views: 2,268
    03-09-2011, 06:18 AM Go to last post
  44. Average KW/hr calculation on Trane Voyager 25 Tons

    Started by atamai, 03-01-2011 12:53 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 3,285
    03-08-2011, 03:50 PM Go to last post
  45. Molex plug tools

    Started by Dilp172, 03-04-2011 03:05 PM
    • Replies: 4
    • Views: 1,578
    03-08-2011, 12:59 PM Go to last post
  46. Carrier "Comfort View" HVAC control software

    Started by bwd111, 03-07-2011 06:23 PM
    • Replies: 2
    • Views: 2,180
    03-08-2011, 11:17 AM Go to last post
  47. Confused Carrier 50TJ low voltage Issue

    Started by coolitdown, 03-07-2011 09:33 PM
    • Replies: 3
    • Views: 1,752
    03-08-2011, 08:31 AM Go to last post
  48. propane applications

    Started by hvac1966, 01-25-2011 06:10 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,087
    03-07-2011, 07:52 PM Go to last post
  49. control voltage transformer nuisance tripping

    Started by carwel, 02-14-2011 09:19 PM
    • Replies: 6
    • Views: 4,440
    03-07-2011, 09:00 AM Go to last post
  50. Liebert Mini Mate and Humidity Issues

    Started by turbo50mike, 03-05-2011 10:56 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,968
    03-06-2011, 02:37 PM Go to last post

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