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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: 11,691
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,108
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. freezer unit sizing

    Started by marty931, Today 03:03 PM
    • Replies: 0
    • Views: 1
    Today, 03:03 PM Go to last post
  3. Variable frequency drive

    Started by Muieez, 06-23-2017 08:12 PM
    • Replies: 1
    • Views: 168
    Yesterday, 04:29 PM Go to last post
    • Replies: 1
    • Views: 101
    06-23-2017, 12:51 PM Go to last post
  4. Thumbs up Wireless Stand Alone System

    Started by cronin44, 06-22-2017 10:42 AM
    • Replies: 0
    • Views: 133
    06-22-2017, 10:42 AM Go to last post
  5. Earthwise Purge Questions

    Started by LotToLearn, 06-20-2017 08:09 AM
    • Replies: 3
    • Views: 242
    06-22-2017, 08:53 AM Go to last post
    • Replies: 1
    • Views: 179
    06-21-2017, 08:18 PM Go to last post
  6. NPU Airflow testing

    Started by Adrian Sadler, 06-20-2017 04:39 PM
    • Replies: 0
    • Views: 30
    06-20-2017, 04:39 PM Go to last post
  7. Duct sizing

    Started by avetsch, 06-19-2017 05:47 PM
    • Replies: 2
    • Views: 173
    06-19-2017, 06:19 PM Go to last post
  8. RUUD commercial Unit- Tonnage?

    Started by ibuildme, 06-19-2017 10:40 AM
    • Replies: 1
    • Views: 124
    06-19-2017, 11:38 AM Go to last post
  9. help for Cafeteria A/C

    Started by felkahlout, 06-12-2017 10:07 AM
    • Replies: 4
    • Views: 346
    06-18-2017, 05:32 AM Go to last post
  10. Relative Costs for unitary 5-Ton RTU

    Started by Maroons, 06-16-2017 05:20 PM
    • Replies: 3
    • Views: 258
    06-17-2017, 09:41 PM Go to last post
  11. Thawzone

    Started by Robert George, 06-17-2017 01:59 PM
    • Replies: 0
    • Views: 129
    06-17-2017, 01:59 PM Go to last post
  12. Question HVAC alerts

    Started by Tanishq Walia, 06-17-2017 06:46 AM
    hvac controls, hvac design manual, hvac electrical troubleshooting
    • Replies: 0
    • Views: 176
    06-17-2017, 06:46 AM Go to last post
  13. Moved: Trane Cgam

    Started by Milliamp, 06-18-2017 10:29 AM
    •  
    •  
  14. 2 circuits r22 rooftop superheat

    Started by ksaz, 06-14-2017 04:14 PM
    • Replies: 1
    • Views: 229
    06-15-2017, 07:10 AM Go to last post
    • Replies: 7
    • Views: 493
    06-14-2017, 11:18 AM Go to last post
  15. Freezer issues

    Started by hvacron, 06-10-2017 10:27 PM
    • Replies: 7
    • Views: 390
    06-11-2017, 11:25 AM Go to last post
  16. Zeks Air Dryer

    Started by md2020, 06-11-2017 06:07 AM
    • Replies: 0
    • Views: 193
    06-11-2017, 06:07 AM Go to last post
  17. King valve packing gland

    Started by BigE5012, 06-09-2017 09:50 PM
    • Replies: 0
    • Views: 228
    06-09-2017, 09:50 PM Go to last post
  18. Trane CGAM exv binding issue..

    Started by Blue1966, 06-07-2017 09:07 AM
    • Replies: 1
    • Views: 222
    06-07-2017, 11:53 AM Go to last post
  19. Confused evap water flow(entering water temp)

    Started by mpuente, 05-22-2017 01:50 PM
    • Replies: 1
    • Views: 370
    06-04-2017, 02:01 PM Go to last post
  20. Confused Not cold enough..

    Started by nythng4mny, 06-03-2017 09:47 AM
    • Replies: 9
    • Views: 477
    06-04-2017, 01:35 PM Go to last post
    • Replies: 4
    • Views: 351
    06-03-2017, 01:10 PM Go to last post
  21. High pressures? Read for details

    Started by Dirtukurty, 06-01-2017 04:58 PM
    • Replies: 2
    • Views: 254
    06-01-2017, 05:43 PM Go to last post
    • Replies: 7
    • Views: 653
    05-31-2017, 05:23 PM Go to last post
  22. Trane Rthb150 chiller

    Started by AHBC55, 05-26-2017 01:43 PM
    • Replies: 0
    • Views: 373
    05-26-2017, 01:43 PM Go to last post
  23. Trane rooftop unit low pressure switch wiring

    Started by Goelss, 05-24-2017 08:40 AM
    • Replies: 4
    • Views: 478
    05-26-2017, 09:56 AM Go to last post
  24. IGRAPHW (Version 2.82H)

    Started by norlanderbc, 05-24-2017 02:55 PM
    • Replies: 2
    • Views: 241
    05-25-2017, 04:50 PM Go to last post
  25. building lead tech

    Started by jimatabc, 05-25-2017 03:23 PM
    • Replies: 0
    • Views: 277
    05-25-2017, 03:23 PM Go to last post
  26. Questions on Centrifugal Chillers

    Started by Beers94, 05-24-2017 11:07 AM
    • Replies: 3
    • Views: 343
    05-24-2017, 09:04 PM Go to last post
    • Replies: 6
    • Views: 468
    05-23-2017, 04:56 PM Go to last post
  27. Hmm mitsubishi mr slim error codes

    Started by titoarroy12, 05-18-2017 09:39 PM
    • Replies: 2
    • Views: 483
    05-21-2017, 08:55 AM Go to last post
  28. Compressor noises with hot gas bypass

    Started by mb949, 05-16-2017 03:15 PM
    • Replies: 0
    • Views: 302
    05-16-2017, 03:15 PM Go to last post
  29. Help with Carrier tonnage

    Started by TexasDeere, 04-10-2015 02:36 PM
    • Replies: 4
    • Views: 1,783
    05-16-2017, 01:18 PM Go to last post
  30. Microtech II Cooling Tower Fan VFD Control

    Started by bmsuter, 05-16-2017 12:04 PM
    • Replies: 0
    • Views: 283
    05-16-2017, 12:04 PM Go to last post
  31. Confused 80 ton york chiller

    Started by I.A.S.S., 05-12-2017 05:50 PM
    • Replies: 2
    • Views: 444
    05-12-2017, 06:23 PM Go to last post
  32. Return Air System

    Started by LifIsAStruggle, 05-11-2017 02:31 PM
    • Replies: 3
    • Views: 424
    05-12-2017, 10:26 AM Go to last post
  33. Need room temp of 150 degrees

    Started by neub72, 05-11-2017 02:20 PM
    • Replies: 3
    • Views: 449
    05-12-2017, 10:14 AM Go to last post
    • Replies: 1
    • Views: 366
    05-12-2017, 10:03 AM Go to last post
  34. Two split systems in one building?

    Started by Texas I&C Tech, 04-18-2017 08:55 PM
    • Replies: 2
    • Views: 448
    05-12-2017, 07:32 AM Go to last post
    • Replies: 1
    • Views: 418
    05-12-2017, 07:10 AM Go to last post
  35. Beach house Condensers

    Started by BigE5012, 05-10-2017 02:30 PM
    • Replies: 3
    • Views: 394
    05-10-2017, 08:56 PM Go to last post
  36. Is VRV/VRF trend of the industry??

    Started by MG Cooling, 04-19-2017 05:42 AM
    hvac controls
    • Replies: 12
    • Views: 936
    05-08-2017, 08:25 PM Go to last post
  37. Carrier Weathermaker

    Started by georgegloves, 04-25-2017 01:58 PM
    • Replies: 7
    • Views: 681
    05-05-2017, 10:49 PM Go to last post
  38. Fruitista fbd

    Started by willchvac, 05-03-2017 01:18 AM
    • Replies: 0
    • Views: 339
    05-03-2017, 01:18 AM Go to last post
  39. ALC zone temp way off

    Started by Axtell3, 04-29-2017 11:15 AM
    • Replies: 3
    • Views: 459
    05-02-2017, 11:15 AM Go to last post
  40. Question High Humidity issue

    Started by Mr.Roberts88, 04-21-2017 03:52 PM
    • Replies: 4
    • Views: 607
    05-02-2017, 08:28 AM Go to last post
  41. Some Kind of Snake Oil ?

    Started by legendsaleem, 05-01-2017 07:20 PM
    • Replies: 1
    • Views: 373
    05-01-2017, 07:22 PM Go to last post

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