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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: 12,933
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 11,086
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Hotel PTACs Icing Up

    Started by turnstyle, Today 12:43 PM
    • Replies: 0
    • Views: 3
    Today, 12:43 PM Go to last post
  3. Walk in cooler temperature not lowering

    Started by debbiedoescakes, 12-01-2018 06:41 PM
    • Replies: 10
    • Views: 304
    Today, 10:46 AM Go to last post
  4. Low temperature settings for a church.

    Started by Andersd, 12-11-2018 01:35 AM
    • Replies: 8
    • Views: 226
    Today, 08:24 AM Go to last post
  5. New: York Model Number Tonnage?

    Started by nycte, Yesterday 01:30 PM
    • Replies: 1
    • Views: 119
    Yesterday, 01:57 PM Go to last post
  6. Water cooled AHU

    Started by Javed Shaikh, 12-12-2018 01:27 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 259
    Yesterday, 09:37 AM Go to last post
  7. 6400 Controller CCN Bus Communication

    Started by wmo, 12-11-2018 02:10 PM
    ccn, communication, controller
    • Replies: 1
    • Views: 29
    12-12-2018, 11:12 AM Go to last post
    • Replies: 1
    • Views: 132
    12-12-2018, 08:59 AM Go to last post
  8. Confused Dampers In Return Air

    Started by dr2430, 11-19-2018 04:03 PM
    • Replies: 5
    • Views: 312
    12-11-2018, 12:09 PM Go to last post
  9. Why provide this connection?

    Started by Javed Shaikh, 12-08-2018 08:58 AM
    • Replies: 3
    • Views: 258
    12-08-2018, 02:44 PM Go to last post
  10. Compressor suction goes to vacuum??

    Started by Javed Shaikh, 12-04-2018 01:38 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 539
    12-06-2018, 04:11 PM Go to last post
  11. Mitsubishi Minispilt Fuses

    Started by shaky6, 12-04-2018 02:43 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 365
    12-06-2018, 01:21 PM Go to last post
  12. Manual J8 training

    Started by csmyn, 12-02-2018 01:02 PM
    • Replies: 2
    • Views: 184
    12-02-2018, 04:30 PM Go to last post
  13. Compressor not work properly

    Started by Javed Shaikh, 12-01-2018 10:34 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 354
    12-01-2018, 03:20 PM Go to last post
  14. Trane CVHF1280 Evaporator info

    Started by seamoose, 11-28-2018 09:26 PM
    • Replies: 2
    • Views: 188
    11-30-2018, 09:26 PM Go to last post
  15. Heating dog kennel building

    Started by Airlyn, 11-27-2018 12:52 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 403
    11-29-2018, 10:04 PM Go to last post
    • Replies: 0
    • Views: 181
    11-29-2018, 06:04 PM Go to last post
  16. HVAC DRAWING SYMBOL AND ABBRAVATION

    Started by Javed Shaikh, 11-29-2018 06:08 AM
    • Replies: 0
    • Views: 164
    11-29-2018, 06:08 AM Go to last post
  17. trane ych090c3hobe

    Started by 3DHVAC, 11-28-2018 09:43 PM
    • Replies: 0
    • Views: 131
    11-28-2018, 09:43 PM Go to last post
  18. Trane CVHF1280 Evaporator info

    Started by seamoose, 11-28-2018 08:53 PM
    • Replies: 0
    • Views: 96
    11-28-2018, 08:53 PM Go to last post
    • Replies: 0
    • Views: 106
    11-28-2018, 02:58 PM Go to last post
  19. Heat wheel

    Started by Javed Shaikh, 11-27-2018 11:58 PM
    • Replies: 2
    • Views: 197
    11-28-2018, 06:55 AM Go to last post
  20. Having trouble having a BP

    Started by GlennZ, 11-27-2018 04:24 PM
    • Replies: 0
    • Views: 159
    11-27-2018, 04:24 PM Go to last post
  21. Heating Board Enable Fail

    Started by jdough, 11-27-2018 08:18 AM
    • Replies: 0
    • Views: 134
    11-27-2018, 08:18 AM Go to last post
    • Replies: 6
    • Views: 378
    11-21-2018, 04:56 PM Go to last post
  22. where should I post my question?

    Started by marcuszilz, 11-17-2018 08:07 PM
    • Replies: 3
    • Views: 322
    11-19-2018, 04:44 AM Go to last post
    • Replies: 17
    • Views: 638
    11-18-2018, 06:49 PM Go to last post
    • Replies: 0
    • Views: 284
    11-14-2018, 10:52 PM Go to last post
    • Replies: 3
    • Views: 330
    11-14-2018, 07:21 AM Go to last post
    • Replies: 8
    • Views: 282
    11-12-2018, 07:06 PM Go to last post
    • Replies: 11
    • Views: 453
    11-12-2018, 12:22 AM Go to last post
  23. Trane SFCA-503-HA

    Started by dandelin, 11-08-2018 12:07 PM
    • Replies: 3
    • Views: 299
    11-09-2018, 01:32 PM Go to last post
  24. Walk in freezer drain pan issues

    Started by Lazlar, 11-07-2018 02:07 PM
    • Replies: 1
    • Views: 235
    11-07-2018, 02:11 PM Go to last post
  25. Question Hitachi FLA

    Started by Samantha, 11-07-2018 09:20 AM
    • Replies: 0
    • Views: 212
    11-07-2018, 09:20 AM Go to last post
  26. Bulldogs freezer

    Started by Dozer3033!, 11-06-2018 07:05 AM
    • Replies: 3
    • Views: 241
    11-07-2018, 07:58 AM Go to last post
  27. Is one AC system better than the other

    Started by bldgownr, 11-01-2018 11:49 AM
    air conditioning, coil, compressor
    • Replies: 7
    • Views: 484
    11-06-2018, 09:38 AM Go to last post
  28. BMS Evaluation

    Started by ControlQ, 11-05-2018 03:47 AM
    bas systems, controllers, honeywell, jace, johnson controls, tridium
    • Replies: 0
    • Views: 284
    11-05-2018, 03:47 AM Go to last post
  29. Trane YSC036A S# 646101256L

    Started by johnl45, 10-17-2018 10:00 AM
    • Replies: 1
    • Views: 290
    11-04-2018, 03:25 PM Go to last post
  30. Desigo CC applying a template to something

    Started by GlennZ, 10-30-2018 05:43 PM
    • Replies: 0
    • Views: 225
    10-30-2018, 05:43 PM Go to last post
    • Replies: 10
    • Views: 1,054
    10-29-2018, 08:19 PM Go to last post
  31. Walk-in freezer

    Started by bulldog53207, 10-26-2018 01:17 PM
    • Replies: 3
    • Views: 397
    10-26-2018, 07:15 PM Go to last post
  32. 3 ton rooftop unit to replace a 4 ton unit- a good idea?

    Started by christy123, 10-25-2018 12:22 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 517
    10-26-2018, 12:43 PM Go to last post
    • Replies: 0
    • Views: 301
    10-22-2018, 01:16 PM Go to last post
  33. freezing pipes

    Started by draedeus, 10-12-2018 07:07 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 628
    10-22-2018, 11:40 AM Go to last post
  34. Rheem RKMB roof top high limit lication

    Started by iceage, 10-18-2018 09:21 PM
    • Replies: 1
    • Views: 311
    10-19-2018, 04:57 PM Go to last post
  35. Sporlan OF-303-T

    Started by Jiminian, 10-14-2018 04:36 PM
    • Replies: 2
    • Views: 405
    10-17-2018, 04:29 PM Go to last post
  36. Cycling on and off.

    Started by Coolbrezz, 10-15-2018 10:54 PM
    • Replies: 1
    • Views: 339
    10-16-2018, 05:14 AM Go to last post
  37. Walk in freezer problem

    Started by itapir, 10-16-2018 01:53 AM
    • Replies: 2
    • Views: 328
    10-16-2018, 05:09 AM Go to last post
  38. Introducing myself to the community

    Started by Jiminian, 10-13-2018 05:46 PM
    • Replies: 3
    • Views: 322
    10-13-2018, 08:01 PM Go to last post
  39. Shematic..

    Started by buddha95023, 10-12-2018 11:27 AM
    • Replies: 1
    • Views: 328
    10-12-2018, 02:53 PM Go to last post
  40. Question ERV replacement?

    Started by JJ The Bold, 10-04-2018 05:53 PM
    • Replies: 2
    • Views: 484
    10-05-2018, 06:19 PM Go to last post

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