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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: 11,146
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 9,642
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Looking for an engineer to size unit

    Started by Texas I&C Tech, 04-21-2017 06:04 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 444
    Yesterday, 07:34 AM Go to last post
  3. Church Units

    Started by bjc1355, 04-21-2017 02:03 PM
    • Replies: 6
    • Views: 202
    04-24-2017, 04:23 PM Go to last post
  4. Question High Humidity issue

    Started by Mr.Roberts88, 04-21-2017 03:52 PM
    • Replies: 2
    • Views: 171
    04-22-2017, 12:15 AM Go to last post
    • Replies: 9
    • Views: 297
    04-21-2017, 11:41 PM Go to last post
  5. Confused Trane Chillers - CCUA to RTUA Swap -- HELP!!!

    Started by mkim1, 03-16-2017 04:46 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 1,225
    04-20-2017, 01:34 PM Go to last post
  6. Is VRV/VRF trend of the industry??

    Started by MG Cooling, 04-19-2017 05:42 AM
    hvac controls
    • Replies: 2
    • Views: 227
    04-19-2017, 10:50 AM Go to last post
  7. Two split systems in one building?

    Started by Texas I&C Tech, 04-18-2017 08:55 PM
    • Replies: 0
    • Views: 139
    04-18-2017, 08:55 PM Go to last post
  8. testo 557

    Started by mferg027, 04-18-2017 06:52 PM
    • Replies: 0
    • Views: 121
    04-18-2017, 06:52 PM Go to last post
  9. Booster Fan Installation wiring

    Started by scottsdale816, 04-18-2017 06:36 PM
    • Replies: 1
    • Views: 121
    04-18-2017, 06:37 PM Go to last post
    • Replies: 0
    • Views: 98
    04-18-2017, 05:10 PM Go to last post
    • Replies: 1
    • Views: 166
    04-18-2017, 01:39 PM Go to last post
  10. Tracer Summit v17 can't find graphical objects

    Started by moodymutey, 04-17-2017 02:38 PM
    • Replies: 0
    • Views: 128
    04-17-2017, 02:38 PM Go to last post
  11. Update on my friend's 2001 Lennox Value Series 4-ton A/C...

    Started by StampedOctagon, 04-16-2017 06:36 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 450
    04-17-2017, 01:55 PM Go to last post
  12. Trane Chiller idea

    Started by franklin2, 04-13-2017 09:14 PM
    • Replies: 0
    • Views: 293
    04-13-2017, 09:14 PM Go to last post
  13. Recognizing refrigerants

    Started by 80Kaitsu, 04-12-2017 12:12 PM
    • Replies: 5
    • Views: 324
    04-12-2017, 04:27 PM Go to last post
  14. Carrier 19XR Benshaw Solid State Starter

    Started by mwr1203, 04-11-2017 07:43 AM
    • Replies: 1
    • Views: 195
    04-11-2017, 10:50 AM Go to last post
    • Replies: 8
    • Views: 352
    04-09-2017, 10:46 AM Go to last post
  15. DRY SHIP R-22 CONDENSERS

    Started by falcon127, 04-08-2017 11:42 AM
    • Replies: 1
    • Views: 267
    04-08-2017, 12:11 PM Go to last post
    • Replies: 8
    • Views: 324
    04-08-2017, 10:19 AM Go to last post
  16. Deenergizing a steam line

    Started by srjopling, 04-05-2017 08:28 PM
    • Replies: 9
    • Views: 401
    04-06-2017, 01:05 PM Go to last post
  17. Confused Staefa FSR system question, panels flapping

    Started by davidburns, 04-04-2017 09:29 AM
    network, staefa
    • Replies: 1
    • Views: 174
    04-04-2017, 03:05 PM Go to last post
  18. York Yk Chiller Question

    Started by LlamaFan, 03-31-2017 10:06 AM
    • Replies: 0
    • Views: 388
    03-31-2017, 10:06 AM Go to last post
  19. What would cause this fan coil unit to burst?

    Started by Boiler Guy, 03-29-2017 12:19 PM
    • Replies: 6
    • Views: 382
    03-29-2017, 05:05 PM Go to last post
  20. Question Church Thermostat Setup - Three HVAC units, one room

    Started by EDAC, 03-20-2017 10:00 PM
    • Replies: 4
    • Views: 381
    03-29-2017, 12:23 PM Go to last post
  21. Liebert DH380A

    Started by Jim408us, 03-29-2017 10:38 AM
    • Replies: 0
    • Views: 194
    03-29-2017, 10:38 AM Go to last post
    • Replies: 8
    • Views: 543
    03-27-2017, 09:54 AM Go to last post
  22. Hmm Commercial Make Up Air

    Started by CTL Consultants, 03-23-2017 11:51 AM
    • Replies: 4
    • Views: 415
    03-24-2017, 08:54 AM Go to last post
  23. Looking for the proper thermostat

    Started by airdan, 03-22-2017 05:06 PM
    • Replies: 0
    • Views: 233
    03-22-2017, 05:06 PM Go to last post
  24. Question Billing based on BTU meter readings

    Started by nuwan, 02-16-2017 11:35 PM
    ahu, billing, btu, meters
    • Replies: 11
    • Views: 748
    03-22-2017, 06:54 AM Go to last post
  25. Condenser unit compressor startup draw.

    Started by WaterDog16S, 03-20-2017 11:22 PM
    • Replies: 0
    • Views: 267
    03-20-2017, 11:22 PM Go to last post
  26. Siemens PXC 24.s-M-A commisioning

    Started by sschreiner5, 03-20-2017 10:07 AM
    • Replies: 0
    • Views: 232
    03-20-2017, 10:07 AM Go to last post
  27. Corrosive Atmoshpere for Furnace

    Started by jafo252, 03-19-2017 03:06 PM
    • Replies: 12
    • Views: 461
    03-19-2017, 07:46 PM Go to last post
  28. Automate Switching Modes in Daikin

    Started by f909, 02-14-2017 10:41 AM
    daikin commercial hvac
    • Replies: 9
    • Views: 727
    03-19-2017, 04:04 PM Go to last post
  29. which HVAC system for construction greater than 25000 square feet?

    Started by JakeIII, 02-08-2017 06:58 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,041
    03-18-2017, 10:50 AM Go to last post
  30. Carrier 19FA

    Started by EastPlant2643, 03-10-2017 09:17 AM
    • Replies: 1
    • Views: 351
    03-16-2017, 07:25 AM Go to last post
    • Replies: 7
    • Views: 550
    03-14-2017, 12:14 PM Go to last post
  31. Post Potentiometer

    Started by deepshikha, 03-14-2017 03:38 AM
    • Replies: 0
    • Views: 273
    03-14-2017, 03:38 AM Go to last post
  32. Desert Aire QS60 heat pump head press problems.

    Started by Tomjd, 03-10-2017 12:48 AM
    • Replies: 0
    • Views: 284
    03-10-2017, 12:48 AM Go to last post
  33. Shaking My Head

    Started by Ripvanboilerman, 02-24-2017 07:07 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,404
    03-09-2017, 12:10 PM Go to last post
  34. Car Shop Exhaust Blowers

    Started by alex.carguy, 02-24-2017 01:25 AM
    • Replies: 12
    • Views: 785
    03-05-2017, 01:26 PM Go to last post
    • Replies: 4
    • Views: 541
    03-05-2017, 11:04 AM Go to last post
  35. Traulsen Fridge w/pictures

    Started by nanok66, 03-04-2017 06:27 PM
    • Replies: 8
    • Views: 566
    03-05-2017, 10:39 AM Go to last post
  36. McQuay

    Started by DPeoples, 02-23-2017 01:31 PM
    • Replies: 2
    • Views: 498
    03-01-2017, 04:40 PM Go to last post
  37. Question Discharge & Suction Pressure of Pumps

    Started by ronros90, 03-01-2017 05:39 AM
    pressure, pump
    • Replies: 0
    • Views: 354
    03-01-2017, 05:39 AM Go to last post
  38. Trane controls cost??

    Started by russellpierce, 02-24-2017 05:13 PM
    • Replies: 2
    • Views: 479
    02-24-2017, 07:44 PM Go to last post
  39. Confused Ethernet remote filter change monitor?

    Started by scalar, 02-20-2017 05:53 PM
    • Replies: 4
    • Views: 475
    02-23-2017, 02:18 PM Go to last post
  40. Post Hospital AC Filter

    Started by Rabinbhat, 02-22-2017 06:55 AM
    filter, hepa
    • Replies: 5
    • Views: 484
    02-23-2017, 01:31 PM Go to last post
  41. Question Waste Heat Airto Air Heat Exchanger

    Started by maddladd, 02-22-2017 06:01 AM
    • Replies: 1
    • Views: 375
    02-23-2017, 01:23 PM Go to last post
  42. Carrier 39mw Air handler

    Started by jav3467, 02-22-2017 05:30 PM
    • Replies: 0
    • Views: 357
    02-22-2017, 05:30 PM Go to last post
    • Replies: 5
    • Views: 531
    02-22-2017, 01:49 PM Go to last post

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