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Threads 1 to 50 of 13955

Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky: >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 4,185
    10-31-2011, 07:41 PM Go to last post
  2. Sticky Thread Sticky: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:37 PM
    • Replies: 0
    • Views: 3,485
    10-31-2011, 07:37 PM Go to last post
  1. Liebert DS 105KW

    Started by techieanalyst, Yesterday 05:08 PM
    • Replies: 0
    • Views: 80
    Yesterday, 05:08 PM Go to last post
  2. carrier sundowner pumping down on heating

    Started by Roger_Baker, 08-22-2014 05:11 PM
    • Replies: 5
    • Views: 244
    08-28-2014, 06:40 PM Go to last post
  3. R410a charging problem

    Started by jazzrider, 08-25-2014 10:30 AM
    • Replies: 4
    • Views: 248
    08-27-2014, 10:11 PM Go to last post
  4. Confused Replacement options

    Started by DWalsh9273, 08-27-2014 11:27 AM
    • Replies: 3
    • Views: 203
    08-27-2014, 08:33 PM Go to last post
  5. Can anyone tell me what this thing is...?

    Started by karlo16, 08-22-2014 08:32 PM
    • Replies: 7
    • Views: 441
    08-25-2014, 05:04 PM Go to last post
  6. Question New member, mini split system on a semi trailer

    Started by Stuts, 08-24-2014 12:33 AM
    mini split
    • Replies: 0
    • Views: 152
    08-24-2014, 12:33 AM Go to last post
  7. Trane unit not keeping up

    Started by ccelsis, 08-23-2014 04:34 PM
    • Replies: 0
    • Views: 134
    08-23-2014, 04:34 PM Go to last post
  8. Self contained unit going off on overload

    Started by sprjac, 08-19-2014 10:55 PM
    • Replies: 3
    • Views: 336
    08-23-2014, 08:51 AM Go to last post
  9. Fan total pressure enough or not???

    Started by supernova2014, 08-22-2014 12:16 PM
    • Replies: 0
    • Views: 113
    08-22-2014, 12:16 PM Go to last post
  10. temp heating solution?

    Started by BizInFarmHouse, 08-20-2014 05:15 PM
    • Replies: 8
    • Views: 274
    08-21-2014, 04:07 PM Go to last post
  11. temp heating solution?

    Started by BizInFarmHouse, 08-20-2014 05:03 PM
    • Replies: 0
    • Views: 126
    08-20-2014, 05:03 PM Go to last post
  12. Fulton PHW 2000 8 years old having problems.

    Started by Snoco, 07-11-2014 05:13 PM
    • Replies: 4
    • Views: 388
    08-19-2014, 09:16 AM Go to last post
  13. Help with air handler

    Started by ritter0404, 08-16-2014 05:57 PM
    • Replies: 1
    • Views: 221
    08-17-2014, 12:43 PM Go to last post
  14. refrigerant compressor

    Started by rakkappan, 08-17-2014 04:15 AM
    • Replies: 0
    • Views: 179
    08-17-2014, 04:15 AM Go to last post
  15. Walk-in freezer unit on refrigerated trailer?

    Started by demdkarf, 08-15-2014 02:31 PM
    • Replies: 8
    • Views: 328
    08-16-2014, 08:24 PM Go to last post
    • Replies: 4
    • Views: 270
    08-16-2014, 08:16 PM Go to last post
  16. Expected SEER for a new Lenox install

    Started by Hitech 1, 08-16-2014 11:46 AM
    • Replies: 0
    • Views: 136
    08-16-2014, 11:46 AM Go to last post
  17. New Store Humidity issues

    Started by newbizowner, 07-11-2013 11:28 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,093
    08-15-2014, 06:52 PM Go to last post
  18. Thumbs up Distillery / Brewery Dry Cooler / chiller advice

    Started by chodo, 08-13-2014 06:35 PM
    • Replies: 3
    • Views: 270
    08-15-2014, 08:04 AM Go to last post
  19. Fulton Boiler PHW-750 Actuator Linkage Set up

    Started by ratzo79, 11-21-2013 06:18 AM
    • Replies: 1
    • Views: 482
    08-13-2014, 01:21 PM Go to last post
  20. Load Efficiency of Dunham Bush WCFX-27 chiller

    Started by hnhuty, 08-12-2014 02:44 AM
    • Replies: 1
    • Views: 134
    08-13-2014, 07:56 AM Go to last post
  21. Chief Engineer

    Started by tom.cunningham, 08-13-2014 06:23 AM
    • Replies: 1
    • Views: 175
    08-13-2014, 07:54 AM Go to last post
  22. carrier 50YQ heatpump

    Started by Romeo Jimmy, 08-12-2014 02:24 PM
    • Replies: 2
    • Views: 201
    08-12-2014, 05:19 PM Go to last post
  23. Question System Replacement or Repair?

    Started by JBerlage, 08-10-2014 02:06 PM
    • Replies: 2
    • Views: 278
    08-10-2014, 08:29 PM Go to last post
    • Replies: 4
    • Views: 293
    08-10-2014, 08:26 AM Go to last post
  24. York EBV182-A air handler

    Started by Phil Deets, 08-07-2014 07:50 AM
    • Replies: 0
    • Views: 181
    08-07-2014, 07:50 AM Go to last post
  25. Mini-Split for a small convenience store?

    Started by NetComrade, 07-20-2014 09:59 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 809
    08-05-2014, 08:44 PM Go to last post
  26. Cooling Tower Scale Buildup

    Started by Butchdog, 08-05-2014 07:29 PM
    scale, water treatment
    • Replies: 1
    • Views: 203
    08-05-2014, 07:42 PM Go to last post
    • Replies: 3
    • Views: 385
    08-03-2014, 10:46 AM Go to last post
  27. Facility Manager

    Started by chelseasarah2, 07-31-2014 06:37 PM
    • Replies: 0
    • Views: 287
    07-31-2014, 06:37 PM Go to last post
  28. 3 phase power with a dead mans leg

    Started by Heatman317, 07-24-2014 01:23 PM
    • Replies: 7
    • Views: 646
    07-31-2014, 03:25 PM Go to last post
  29. Necessary to change oil in compressor?

    Started by hvactech111, 08-29-2008 10:23 PM
    • Replies: 2
    • Views: 767
    07-30-2014, 08:01 PM Go to last post
  30. Tech.

    Started by bill0934, 07-26-2014 07:09 AM
    • Replies: 9
    • Views: 549
    07-28-2014, 07:43 PM Go to last post
  31. Why would the damper get suck?

    Started by SubaruB4, 06-30-2014 10:29 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 721
    07-27-2014, 09:30 AM Go to last post
  32. Want Commercial Equipment for Building

    Started by grinnell, 07-23-2014 04:19 PM
    • Replies: 6
    • Views: 373
    07-26-2014, 10:23 PM Go to last post
  33. Carrier low suction

    Started by ohmy, 07-25-2014 05:16 PM
    • Replies: 0
    • Views: 243
    07-25-2014, 05:16 PM Go to last post
  34. Return air question

    Started by DJ_Poop, 07-24-2014 08:40 AM
    return air
    • Replies: 2
    • Views: 292
    07-24-2014, 03:24 PM Go to last post
  35. Quick Advice on HVAC unit Sizing

    Started by acervj, 07-24-2014 10:41 AM
    calculation, commercial hvac, hvac, sizing
    • Replies: 0
    • Views: 246
    07-24-2014, 10:41 AM Go to last post
  36. Help with York RTU

    Started by Arcjci, 07-15-2014 09:26 PM
    • Replies: 4
    • Views: 465
    07-23-2014, 04:19 PM Go to last post
  37. Hmm Whistling sound in forced hot water Apt Building

    Started by PatDean, 02-17-2014 03:18 PM
    • Replies: 10
    • Views: 635
    07-23-2014, 04:01 PM Go to last post
    • Replies: 9
    • Views: 621
    07-23-2014, 08:55 AM Go to last post
  38. Coppor saddle boss

    Started by stever3, 07-22-2014 09:15 AM
    • Replies: 2
    • Views: 254
    07-22-2014, 09:32 AM Go to last post
  39. Trane unit reversing valve issue

    Started by thehomedoctor, 07-17-2014 04:15 PM
    • Replies: 1
    • Views: 383
    07-18-2014, 09:06 PM Go to last post
  40. Concerned about a ac install

    Started by SubaruB4, 07-15-2014 07:30 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 668
    07-16-2014, 09:19 PM Go to last post
  41. Walk in Fridge - Condenser/Compressor

    Started by dmaslach, 07-14-2014 03:23 PM
    • Replies: 3
    • Views: 408
    07-15-2014, 09:52 AM Go to last post
  42. Looking for an smaller HVAC contractor

    Started by aaroberts, 07-14-2014 02:25 PM
    • Replies: 2
    • Views: 354
    07-14-2014, 03:42 PM Go to last post
  43. heat load

    Started by ryan79, 07-09-2014 04:03 PM
    • Replies: 3
    • Views: 374
    07-14-2014, 06:27 AM Go to last post
  44. Confused Jordan Refrigerator

    Started by jmmbrwn, 06-25-2014 12:54 PM
    • Replies: 2
    • Views: 334
    07-11-2014, 09:43 AM Go to last post
  45. HVAC Diagnostics

    Started by john ennis, 07-08-2014 10:55 AM
    • Replies: 3
    • Views: 361
    07-11-2014, 09:34 AM Go to last post
  46. new guy, Enerstat/zone control question

    Started by hangar21, 07-10-2014 11:09 PM
    • Replies: 0
    • Views: 233
    07-10-2014, 11:09 PM Go to last post

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