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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: 13,266
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 11,355
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. refrigerant critical temperature

    Started by mohad_i, 01-09-2019 08:19 AM
    • Replies: 5
    • Views: 504
    Today, 03:19 AM Go to last post
  3. City-Multi AHU stays hot

    Started by FLbound, 01-18-2019 04:20 PM
    • Replies: 6
    • Views: 225
    Yesterday, 10:16 AM Go to last post
  4. AHU

    Started by peterruzzi, 01-20-2019 03:15 AM
    • Replies: 6
    • Views: 228
    01-20-2019, 06:38 PM Go to last post
    • Replies: 6
    • Views: 195
    01-19-2019, 08:30 AM Go to last post
  5. New 5 ton RTU return box section getting water

    Started by kolevbg, 04-17-2016 04:15 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 2,756
    01-17-2019, 10:09 PM Go to last post
  6. Calculate VAV Cooling Capacity

    Started by thmoops, 01-16-2019 05:53 PM
    • Replies: 0
    • Views: 131
    01-16-2019, 05:53 PM Go to last post
  7. Setting 6400 CCN Address

    Started by wmo, 01-14-2019 07:11 PM
    • Replies: 0
    • Views: 124
    01-14-2019, 07:11 PM Go to last post
  8. 6400 Controller CCN Bus Communication

    Started by wmo, 12-11-2018 02:10 PM
    ccn, communication, controller
    • Replies: 6
    • Views: 380
    01-14-2019, 05:59 PM Go to last post
  9. hot water heater setpoint

    Started by uffdanow00, 01-07-2019 05:49 PM
    • Replies: 5
    • Views: 294
    01-08-2019, 02:06 PM Go to last post
  10. Walk in cooler temperature not lowering

    Started by debbiedoescakes, 12-01-2018 06:41 PM
    • Replies: 11
    • Views: 644
    01-07-2019, 10:35 PM Go to last post
  11. Trane Nomenclature/Model # breakdown

    Started by PvtMurphy, 01-04-2019 06:34 PM
    • Replies: 5
    • Views: 346
    01-05-2019, 09:59 AM Go to last post
  12. What model is this thermostat

    Started by mgerity, 01-04-2019 05:23 PM
    • Replies: 2
    • Views: 268
    01-05-2019, 09:51 AM Go to last post
  13. changing recirculating pump speed?

    Started by NotUrAverageJoe, 12-31-2018 10:03 AM
    2 Pages
    1 2
    hot water, water, water pump
    • Replies: 22
    • Views: 781
    01-03-2019, 12:17 AM Go to last post
  14. Ultimate Man Cave

    Started by gregake, 12-31-2018 03:08 PM
    • Replies: 11
    • Views: 422
    01-01-2019, 01:05 PM Go to last post
  15. Dedicated out side AHU to FCU

    Started by Javed Shaikh, 12-19-2018 04:02 PM
    • Replies: 1
    • Views: 265
    12-30-2018, 07:07 AM Go to last post
  16. Low temperature settings for a church.

    Started by Andersd, 12-11-2018 01:35 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 811
    12-30-2018, 05:18 AM Go to last post
  17. New Cooling Tower Motor Overamping

    Started by im4becca, 12-20-2018 04:40 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 861
    12-27-2018, 04:13 PM Go to last post
  18. supplemental heat for scene shop

    Started by uffdanow00, 12-19-2018 06:16 PM
    • Replies: 1
    • Views: 284
    12-27-2018, 08:40 AM Go to last post
  19. Kestrel View software Trane chiller

    Started by Suni, 12-19-2018 01:34 AM
    • Replies: 2
    • Views: 251
    12-21-2018, 09:28 AM Go to last post
  20. Question PC monitoring of Carrier 30RAP

    Started by kmo12345, 09-14-2018 05:13 PM
    • Replies: 2
    • Views: 579
    12-20-2018, 11:40 PM Go to last post
  21. Trane RTHD chiller Loading/Unloading issue

    Started by Suni, 12-19-2018 01:24 AM
    • Replies: 4
    • Views: 248
    12-19-2018, 08:55 AM Go to last post
  22. Trane TU software

    Started by Suni, 12-19-2018 01:30 AM
    • Replies: 0
    • Views: 198
    12-19-2018, 01:30 AM Go to last post
  23. Trane RTHD chiller loading issue.

    Started by Suni, 12-19-2018 01:29 AM
    • Replies: 0
    • Views: 184
    12-19-2018, 01:29 AM Go to last post
  24. Trane RTHD chiller issue

    Started by Suni, 12-19-2018 01:27 AM
    • Replies: 0
    • Views: 172
    12-19-2018, 01:27 AM Go to last post
  25. Zone All problems

    Started by BrettHVAC, 12-18-2018 12:42 PM
    • Replies: 4
    • Views: 253
    12-18-2018, 10:07 PM Go to last post
  26. Wifi Thermostat Recommendation!

    Started by jfarms, 12-18-2018 04:51 PM
    • Replies: 1
    • Views: 255
    12-18-2018, 08:11 PM Go to last post
    • Replies: 7
    • Views: 396
    12-18-2018, 10:14 AM Go to last post
  27. Hotel PTACs Icing Up

    Started by turnstyle, 12-14-2018 12:43 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 553
    12-17-2018, 09:19 AM Go to last post
  28. Question Microtech III, management point data

    Started by myname, 12-14-2018 06:06 AM
    • Replies: 3
    • Views: 298
    12-17-2018, 04:27 AM Go to last post
  29. New: York Model Number Tonnage?

    Started by nycte, 12-13-2018 01:30 PM
    • Replies: 1
    • Views: 258
    12-13-2018, 01:57 PM Go to last post
  30. Water cooled AHU

    Started by Javed Shaikh, 12-12-2018 01:27 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 466
    12-13-2018, 09:37 AM Go to last post
    • Replies: 1
    • Views: 281
    12-12-2018, 08:59 AM Go to last post
  31. Confused Dampers In Return Air

    Started by dr2430, 11-19-2018 04:03 PM
    • Replies: 5
    • Views: 500
    12-11-2018, 12:09 PM Go to last post
  32. Why provide this connection?

    Started by Javed Shaikh, 12-08-2018 08:58 AM
    • Replies: 3
    • Views: 423
    12-08-2018, 02:44 PM Go to last post
  33. Compressor suction goes to vacuum??

    Started by Javed Shaikh, 12-04-2018 01:38 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 817
    12-06-2018, 04:11 PM Go to last post
  34. Mitsubishi Minispilt Fuses

    Started by shaky6, 12-04-2018 02:43 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 632
    12-06-2018, 01:21 PM Go to last post
  35. Manual J8 training

    Started by csmyn, 12-02-2018 01:02 PM
    • Replies: 2
    • Views: 326
    12-02-2018, 04:30 PM Go to last post
  36. Compressor not work properly

    Started by Javed Shaikh, 12-01-2018 10:34 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 616
    12-01-2018, 03:20 PM Go to last post
  37. Trane CVHF1280 Evaporator info

    Started by seamoose, 11-28-2018 09:26 PM
    • Replies: 2
    • Views: 324
    11-30-2018, 09:26 PM Go to last post
  38. Heating dog kennel building

    Started by Airlyn, 11-27-2018 12:52 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 679
    11-29-2018, 10:04 PM Go to last post
    • Replies: 0
    • Views: 302
    11-29-2018, 06:04 PM Go to last post
  39. HVAC DRAWING SYMBOL AND ABBRAVATION

    Started by Javed Shaikh, 11-29-2018 06:08 AM
    • Replies: 0
    • Views: 285
    11-29-2018, 06:08 AM Go to last post
  40. trane ych090c3hobe

    Started by 3DHVAC, 11-28-2018 09:43 PM
    • Replies: 0
    • Views: 259
    11-28-2018, 09:43 PM Go to last post
  41. Trane CVHF1280 Evaporator info

    Started by seamoose, 11-28-2018 08:53 PM
    • Replies: 0
    • Views: 195
    11-28-2018, 08:53 PM Go to last post
    • Replies: 0
    • Views: 220
    11-28-2018, 02:58 PM Go to last post
  42. Heat wheel

    Started by Javed Shaikh, 11-27-2018 11:58 PM
    • Replies: 2
    • Views: 337
    11-28-2018, 06:55 AM Go to last post
  43. Having trouble having a BP

    Started by GlennZ, 11-27-2018 04:24 PM
    • Replies: 0
    • Views: 283
    11-27-2018, 04:24 PM Go to last post
  44. Heating Board Enable Fail

    Started by jdough, 11-27-2018 08:18 AM
    • Replies: 0
    • Views: 241
    11-27-2018, 08:18 AM Go to last post
    • Replies: 6
    • Views: 540
    11-21-2018, 04:56 PM Go to last post
  45. where should I post my question?

    Started by marcuszilz, 11-17-2018 08:07 PM
    • Replies: 3
    • Views: 449
    11-19-2018, 04:44 AM Go to last post

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