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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: 13,618
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 11,615
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. LG VRF AC Smart IV Controller

    Started by DelAirRay, Yesterday 09:12 AM
    • Replies: 5
    • Views: 142
    Yesterday, 09:56 AM Go to last post
  3. Manitowoc leveling

    Started by Vic18t, 02-15-2019 11:33 PM
    • Replies: 0
    • Views: 114
    02-15-2019, 11:33 PM Go to last post
  4. Confused Thermostat wiring issues

    Started by Shiloh790, 02-13-2019 05:53 PM
    • Replies: 10
    • Views: 295
    02-14-2019, 12:35 PM Go to last post
    • Replies: 0
    • Views: 194
    02-13-2019, 08:55 PM Go to last post
  5. night setback temperatures

    Started by GlennZ, 02-13-2019 04:59 PM
    • Replies: 2
    • Views: 158
    02-13-2019, 06:02 PM Go to last post
  6. Conversion from R12 to Hotshot in sailboat

    Started by Apolima, 02-05-2019 11:27 PM
    • Replies: 10
    • Views: 689
    02-08-2019, 09:57 PM Go to last post
  7. Looking for YORK wiring diagrams.

    Started by Mjarsm, 02-05-2019 06:38 PM
    • Replies: 2
    • Views: 227
    02-08-2019, 08:42 AM Go to last post
    • Replies: 3
    • Views: 297
    02-07-2019, 04:56 PM Go to last post
  8. Boiler inspection

    Started by 6t7gto, 02-04-2019 11:50 PM
    • Replies: 3
    • Views: 305
    02-07-2019, 08:00 AM Go to last post
  9. Confused York ERV shedding polymer?

    Started by OHDataCenterGuy, 02-05-2019 01:48 PM
    • Replies: 1
    • Views: 140
    02-06-2019, 06:49 AM Go to last post
  10. Aaon RN-25 Fan Proving Alarm

    Started by Vinant, 02-01-2019 06:14 PM
    • Replies: 5
    • Views: 394
    02-02-2019, 10:36 AM Go to last post
  11. Confused Daikin VRV IV System comms error after power loss

    Started by bandre, 01-30-2019 11:23 PM
    daikin
    • Replies: 1
    • Views: 128
    02-02-2019, 01:07 AM Go to last post
  12. cooling capacity calculation for the equipment.

    Started by mohad_i, 01-23-2019 02:54 AM
    • Replies: 4
    • Views: 436
    01-29-2019, 02:55 AM Go to last post
  13. Low temperature settings for a church.

    Started by Andersd, 12-11-2018 01:35 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,090
    01-26-2019, 12:16 AM Go to last post
  14. Seresco NE-004; humidity too low

    Started by 04beeftaco, 01-25-2019 11:01 AM
    • Replies: 1
    • Views: 219
    01-25-2019, 01:17 PM Go to last post
  15. York YVAA Chiller maintenance / Repairs Bangkok

    Started by azravico, 01-23-2019 09:13 PM
    • Replies: 3
    • Views: 241
    01-24-2019, 08:00 PM Go to last post
  16. Calculate VAV Cooling Capacity

    Started by thmoops, 01-16-2019 05:53 PM
    • Replies: 1
    • Views: 280
    01-24-2019, 01:42 PM Go to last post
  17. refrigerant critical temperature

    Started by mohad_i, 01-09-2019 08:19 AM
    • Replies: 5
    • Views: 716
    01-22-2019, 03:19 AM Go to last post
  18. City-Multi AHU stays hot

    Started by FLbound, 01-18-2019 04:20 PM
    • Replies: 6
    • Views: 375
    01-21-2019, 10:16 AM Go to last post
  19. AHU

    Started by peterruzzi, 01-20-2019 03:15 AM
    • Replies: 6
    • Views: 360
    01-20-2019, 06:38 PM Go to last post
    • Replies: 6
    • Views: 304
    01-19-2019, 08:30 AM Go to last post
  20. 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: 3,094
    01-17-2019, 10:09 PM Go to last post
  21. Setting 6400 CCN Address

    Started by wmo, 01-14-2019 07:11 PM
    • Replies: 0
    • Views: 216
    01-14-2019, 07:11 PM Go to last post
  22. 6400 Controller CCN Bus Communication

    Started by wmo, 12-11-2018 02:10 PM
    ccn, communication, controller
    • Replies: 6
    • Views: 499
    01-14-2019, 05:59 PM Go to last post
  23. hot water heater setpoint

    Started by uffdanow00, 01-07-2019 05:49 PM
    • Replies: 5
    • Views: 471
    01-08-2019, 02:06 PM Go to last post
  24. Walk in cooler temperature not lowering

    Started by debbiedoescakes, 12-01-2018 06:41 PM
    • Replies: 11
    • Views: 799
    01-07-2019, 10:35 PM Go to last post
  25. Trane Nomenclature/Model # breakdown

    Started by PvtMurphy, 01-04-2019 06:34 PM
    • Replies: 5
    • Views: 537
    01-05-2019, 09:59 AM Go to last post
  26. What model is this thermostat

    Started by mgerity, 01-04-2019 05:23 PM
    • Replies: 2
    • Views: 472
    01-05-2019, 09:51 AM Go to last post
  27. 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: 980
    01-03-2019, 12:17 AM Go to last post
  28. Ultimate Man Cave

    Started by gregake, 12-31-2018 03:08 PM
    • Replies: 11
    • Views: 570
    01-01-2019, 01:05 PM Go to last post
  29. Dedicated out side AHU to FCU

    Started by Javed Shaikh, 12-19-2018 04:02 PM
    • Replies: 1
    • Views: 358
    12-30-2018, 07:07 AM Go to last post
  30. New Cooling Tower Motor Overamping

    Started by im4becca, 12-20-2018 04:40 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,061
    12-27-2018, 04:13 PM Go to last post
  31. supplemental heat for scene shop

    Started by uffdanow00, 12-19-2018 06:16 PM
    • Replies: 1
    • Views: 374
    12-27-2018, 08:40 AM Go to last post
  32. Kestrel View software Trane chiller

    Started by Suni, 12-19-2018 01:34 AM
    • Replies: 2
    • Views: 371
    12-21-2018, 09:28 AM Go to last post
  33. Question PC monitoring of Carrier 30RAP

    Started by kmo12345, 09-14-2018 05:13 PM
    • Replies: 2
    • Views: 662
    12-20-2018, 11:40 PM Go to last post
  34. Trane RTHD chiller Loading/Unloading issue

    Started by Suni, 12-19-2018 01:24 AM
    • Replies: 4
    • Views: 348
    12-19-2018, 08:55 AM Go to last post
  35. Trane TU software

    Started by Suni, 12-19-2018 01:30 AM
    • Replies: 0
    • Views: 290
    12-19-2018, 01:30 AM Go to last post
  36. Trane RTHD chiller loading issue.

    Started by Suni, 12-19-2018 01:29 AM
    • Replies: 0
    • Views: 268
    12-19-2018, 01:29 AM Go to last post
  37. Trane RTHD chiller issue

    Started by Suni, 12-19-2018 01:27 AM
    • Replies: 0
    • Views: 250
    12-19-2018, 01:27 AM Go to last post
  38. Zone All problems

    Started by BrettHVAC, 12-18-2018 12:42 PM
    • Replies: 4
    • Views: 348
    12-18-2018, 10:07 PM Go to last post
  39. Wifi Thermostat Recommendation!

    Started by jfarms, 12-18-2018 04:51 PM
    • Replies: 1
    • Views: 357
    12-18-2018, 08:11 PM Go to last post
    • Replies: 7
    • Views: 514
    12-18-2018, 10:14 AM Go to last post
  40. Hotel PTACs Icing Up

    Started by turnstyle, 12-14-2018 12:43 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 677
    12-17-2018, 09:19 AM Go to last post
  41. Question Microtech III, management point data

    Started by myname, 12-14-2018 06:06 AM
    • Replies: 3
    • Views: 391
    12-17-2018, 04:27 AM Go to last post
  42. New: York Model Number Tonnage?

    Started by nycte, 12-13-2018 01:30 PM
    • Replies: 1
    • Views: 351
    12-13-2018, 01:57 PM Go to last post
  43. Water cooled AHU

    Started by Javed Shaikh, 12-12-2018 01:27 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 616
    12-13-2018, 09:37 AM Go to last post
    • Replies: 1
    • Views: 362
    12-12-2018, 08:59 AM Go to last post
  44. Confused Dampers In Return Air

    Started by dr2430, 11-19-2018 04:03 PM
    • Replies: 5
    • Views: 633
    12-11-2018, 12:09 PM Go to last post
  45. Why provide this connection?

    Started by Javed Shaikh, 12-08-2018 08:58 AM
    • Replies: 3
    • Views: 534
    12-08-2018, 02:44 PM Go to last post

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