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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 4,370
    10-31-2011, 07:41 PM Go to last post
  2. Sticky Thread Sticky: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:37 PM
    • Replies: 0
    • Views: 3,649
    10-31-2011, 07:37 PM Go to last post
  1. Confused What kind of fitting is this?

    Started by uhPrintUs, 11-06-2011 09:23 PM
    • Replies: 10
    • Views: 1,795
    11-23-2011, 08:01 PM Go to last post
  2. herman nelson unit ventilator

    Started by iowa tech, 01-09-2010 05:21 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 7,949
    11-23-2011, 04:22 PM Go to last post
  3. york chiller remote reset

    Started by globe trotter, 11-17-2010 06:23 PM
    • Replies: 8
    • Views: 2,294
    11-21-2011, 09:53 PM Go to last post
  4. Overhaul of centrifugal Chiller

    Started by HVAC_MY, 03-31-2011 06:06 AM
    • Replies: 9
    • Views: 4,576
    11-21-2011, 09:21 PM Go to last post
  5. glycol

    Started by emtim, 11-18-2011 11:41 PM
    • Replies: 6
    • Views: 1,023
    11-21-2011, 05:13 PM Go to last post
  6. Question 3 days older than dirt ?

    Started by airsmith, 08-16-2009 08:44 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 2,799
    11-21-2011, 09:28 AM Go to last post
  7. Clive

    Started by clive.macken, 11-21-2011 07:49 AM
    • Replies: 1
    • Views: 552
    11-21-2011, 09:11 AM Go to last post
  8. refrigerant 407c

    Started by jdecleene, 11-18-2011 11:36 AM
    • Replies: 6
    • Views: 1,383
    11-21-2011, 08:54 AM Go to last post
  9. Reheating coils & duct heater

    Started by Vasja, 11-13-2011 11:16 PM
    • Replies: 5
    • Views: 1,224
    11-20-2011, 01:40 PM Go to last post
  10. Limestone Mine Split system heat pump

    Started by bobelectric, 11-20-2011 08:32 AM
    • Replies: 0
    • Views: 631
    11-20-2011, 08:32 AM Go to last post
  11. Heating maintence records?

    Started by JAqu5545, 11-09-2011 06:08 PM
    • Replies: 1
    • Views: 705
    11-20-2011, 06:15 AM Go to last post
  12. CSST in a welding shop

    Started by Thoridheat, 11-18-2011 10:04 PM
    • Replies: 4
    • Views: 1,082
    11-19-2011, 05:58 PM Go to last post
  13. OA Intakes

    Started by ascj, 07-19-2011 04:41 PM
    • Replies: 8
    • Views: 1,369
    11-14-2011, 09:14 PM Go to last post
  14. carrier aqua snap chiller pass word

    Started by ryancbratton, 11-10-2011 06:05 PM
    • Replies: 3
    • Views: 1,581
    11-14-2011, 09:13 PM Go to last post
  15. VAV box motor type and voltage?

    Started by cfe, 11-13-2011 02:53 PM
    • Replies: 4
    • Views: 1,606
    11-14-2011, 09:03 PM Go to last post
  16. Carrier 30 RBA coils and compressors

    Started by DLSC, 11-14-2011 12:28 PM
    • Replies: 0
    • Views: 971
    11-14-2011, 12:28 PM Go to last post
  17. Re: Heat Pump Noise (EM096-3VTC)

    Started by Soulrain, 11-11-2011 04:52 PM
    • Replies: 2
    • Views: 782
    11-13-2011, 04:04 PM Go to last post
  18. CFM per ton requirement for MUA units

    Started by DaikinSEMN, 11-11-2011 05:10 PM
    • Replies: 7
    • Views: 2,064
    11-13-2011, 11:24 AM Go to last post
  19. Inline fan booster required for 75', 8" exhaust duct ?

    Started by snake07, 11-02-2011 12:56 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,989
    11-12-2011, 01:50 PM Go to last post
  20. Kennel System

    Started by JDE657, 11-04-2011 12:22 PM
    • Replies: 5
    • Views: 912
    11-12-2011, 09:33 AM Go to last post
  21. Condensing Boilers

    Started by joken, 06-12-2008 04:36 PM
    • Replies: 3
    • Views: 945
    11-11-2011, 02:34 PM Go to last post
  22. HVAC Sequence of activities

    Started by Vasja, 11-09-2011 11:07 PM
    • Replies: 3
    • Views: 1,434
    11-10-2011, 02:49 PM Go to last post
  23. Carrier Vs. York Roof top Units

    Started by Michael Gackowski, 11-09-2011 05:21 PM
    • Replies: 4
    • Views: 2,549
    11-10-2011, 08:03 AM Go to last post
  24. Relocate Condensing Unit

    Started by Asri, 11-07-2011 11:06 PM
    • Replies: 2
    • Views: 678
    11-08-2011, 02:06 AM Go to last post
  25. HVAC Part Load Calcs

    Started by romansol, 11-06-2011 11:04 PM
    • Replies: 2
    • Views: 1,216
    11-08-2011, 12:55 AM Go to last post
  26. fabric ductwork

    Started by armqcm, 10-09-2009 02:28 PM
    2 Pages
    1 2
    fabric ducts?
    • Replies: 17
    • Views: 3,450
    11-07-2011, 08:56 PM Go to last post
    • Replies: 6
    • Views: 1,036
    11-04-2011, 12:30 PM Go to last post
  27. Trane GEVB Water Source Heat Pump Won't Cool

    Started by CMAL, 10-20-2011 02:57 PM
    • Replies: 5
    • Views: 2,684
    11-03-2011, 09:38 PM Go to last post
  28. room pressure calculation method

    Started by Semihugurlubas, 09-13-2007 07:50 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 13,783
    11-03-2011, 05:35 PM Go to last post
  29. Compressor Replacement question

    Started by paulabedes, 11-01-2011 08:13 PM
    • Replies: 11
    • Views: 1,525
    11-03-2011, 05:22 PM Go to last post
  30. Thumbs up JC METASYS DX-9100 CONTROLLER

    Started by schoolsystem, 11-19-2004 02:23 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 7,901
    11-03-2011, 05:28 AM Go to last post
  31. Fulton Boiler problems

    Started by SAILFISH, 10-24-2011 11:40 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 7,563
    11-01-2011, 11:17 AM Go to last post
    • Replies: 4
    • Views: 2,132
    10-31-2011, 05:28 PM Go to last post
  32. Honeywell TB8220U thermostat

    Started by LeeK, 10-31-2011 12:24 PM
    • Replies: 8
    • Views: 1,345
    10-31-2011, 03:29 PM Go to last post
  33. Trane Liquid Chillers RTHD Models 200tr

    Started by rmarcelo61, 10-21-2011 02:00 AM
    5 Pages
    1 2 3 4 5
    • Replies: 55
    • Views: 5,961
    10-31-2011, 01:53 PM Go to last post
  34. Confused Unlocking a Trane Thermostat

    Started by hjana1978, 01-11-2005 04:18 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 27,563
    10-29-2011, 02:12 AM Go to last post
  35. First time post....Freon leak question

    Started by ack4me2, 10-26-2011 09:30 AM
    • Replies: 11
    • Views: 1,341
    10-28-2011, 10:40 PM Go to last post
  36. Trane Impack units

    Started by fridgeboy, 10-28-2011 04:46 PM
    • Replies: 7
    • Views: 1,133
    10-28-2011, 09:22 PM Go to last post
  37. Floral humidity

    Started by Powertech, 10-15-2011 08:55 AM
    • Replies: 5
    • Views: 1,702
    10-28-2011, 11:36 AM Go to last post
  38. Powerflame issues

    Started by rickshog, 10-20-2011 01:11 PM
    • Replies: 10
    • Views: 2,114
    10-27-2011, 10:15 PM Go to last post
  39. Carrier 23XL Chiller Start/stop Fire?

    Started by pomeroja, 10-27-2011 02:02 PM
    • Replies: 0
    • Views: 795
    10-27-2011, 02:02 PM Go to last post
  40. Sofware error 0002

    Started by DANIEL GONZALEZ, 10-26-2011 05:23 PM
    • Replies: 2
    • Views: 974
    10-26-2011, 10:38 PM Go to last post
  41. Angry Borg Warner... anyone??

    Started by hvac-kc, 06-07-2011 11:28 AM
    • Replies: 5
    • Views: 1,410
    10-26-2011, 05:00 PM Go to last post
  42. Hmm Help for a newbie...

    Started by TRW0930, 10-25-2011 05:23 PM
    • Replies: 2
    • Views: 710
    10-25-2011, 07:41 PM Go to last post
  43. Ahu blower question

    Started by Z-AC, 10-14-2011 06:33 AM
    • Replies: 4
    • Views: 938
    10-25-2011, 05:52 PM Go to last post
  44. HVAC Pro Send to multiple controllers

    Started by JohnLoves2ski, 10-25-2011 03:36 PM
    hvac programs, johnson controls
    • Replies: 0
    • Views: 596
    10-25-2011, 03:36 PM Go to last post
  45. York YK Starter Coolant?

    Started by bodeen, 04-25-2008 03:41 PM
    • Replies: 12
    • Views: 3,004
    10-25-2011, 01:13 PM Go to last post
  46. Angry trane controlboard conversion

    Started by TAVhvac, 10-24-2011 10:22 PM
    • Replies: 1
    • Views: 845
    10-25-2011, 12:50 AM Go to last post
  47. Two finn tube coils clog up

    Started by cleancondenser, 10-23-2011 02:53 PM
    • Replies: 2
    • Views: 841
    10-24-2011, 09:44 PM Go to last post
  48. carrier roomtop unit 56h0360300

    Started by jaybee, 03-31-2008 07:54 PM
    • Replies: 2
    • Views: 882
    10-24-2011, 08:30 PM Go to last post

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