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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: 11,941
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,300
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. High-Limit Switch

    Started by BarefootStudio, 05-18-2015 02:41 PM
    • Replies: 12
    • Views: 1,996
    05-19-2015, 01:04 PM Go to last post
  3. Anybody recognize these gauges?

    Started by Ryan Medd, 05-12-2015 10:28 AM
    • Replies: 5
    • Views: 1,452
    05-19-2015, 06:57 AM Go to last post
  4. To Grease or Not to Grease is the Question...

    Started by jpnova70, 05-15-2015 01:09 PM
    bearings
    • Replies: 2
    • Views: 1,274
    05-16-2015, 08:57 AM Go to last post
  5. Water too cold for Liebert units

    Started by WRKMAN, 05-14-2015 09:10 AM
    • Replies: 12
    • Views: 2,490
    05-15-2015, 01:00 PM Go to last post
    • Replies: 3
    • Views: 1,697
    05-09-2015, 11:48 AM Go to last post
  6. Trane BTU Capacity

    Started by labanz, 05-08-2015 02:24 PM
    • Replies: 2
    • Views: 1,106
    05-08-2015, 05:15 PM Go to last post
  7. Metasys by johnson controls

    Started by trjfx, 04-02-2015 04:50 PM
    • Replies: 3
    • Views: 1,702
    05-08-2015, 04:51 PM Go to last post
  8. dehumidifier: is this actually working?

    Started by eric1978, 05-07-2015 04:32 PM
    • Replies: 1
    • Views: 866
    05-07-2015, 04:37 PM Go to last post
    • Replies: 0
    • Views: 990
    05-06-2015, 06:56 PM Go to last post
  9. Jellyfish in condensate pumps

    Started by tpa-fl, 04-14-2015 02:49 PM
    • Replies: 7
    • Views: 2,994
    05-06-2015, 11:13 AM Go to last post
  10. Loud startup noise for Baltimore Aircoil Unit

    Started by ralphd, 05-06-2015 12:13 AM
    baltimore aircoil, commercial, hvac
    • Replies: 5
    • Views: 1,494
    05-06-2015, 08:49 AM Go to last post
  11. Help ID - International Comfort Products

    Started by TexasDeere, 05-05-2015 11:18 AM
    • Replies: 4
    • Views: 2,224
    05-05-2015, 08:00 PM Go to last post
  12. Tenant CW/CHW pumps in high rises

    Started by dub112, 05-05-2015 12:26 PM
    • Replies: 0
    • Views: 1,107
    05-05-2015, 12:26 PM Go to last post
  13. Choosing Economizer Setpoint

    Started by SilverSpring, 04-30-2015 04:59 PM
    air handler, economizer, outside air systems, trane commercial hvac
    • Replies: 3
    • Views: 2,214
    04-30-2015, 07:43 PM Go to last post
  14. Poll Poll: Dehumidification hooked up wrong by commercial contractor.

    Started by creek1, 04-09-2015 07:32 PM
    • Replies: 1
    • Views: 1,127
    04-29-2015, 10:27 PM Go to last post
  15. HVAC system help on tonnage requirements.

    Started by indoorgrow, 04-28-2015 05:32 PM
    • Replies: 0
    • Views: 1,085
    04-28-2015, 05:32 PM Go to last post
  16. Ruud RRGF-131076CKR

    Started by vskaria, 04-27-2015 05:30 PM
    • Replies: 1
    • Views: 2,316
    04-27-2015, 06:06 PM Go to last post
  17. true tdd superheat

    Started by bubatrucking, 04-25-2015 07:31 PM
    • Replies: 3
    • Views: 1,557
    04-26-2015, 06:57 PM Go to last post
  18. Scotsman mdt5

    Started by energy mech, 04-23-2015 09:34 PM
    • Replies: 5
    • Views: 1,427
    04-24-2015, 07:39 AM Go to last post
  19. Rtaa question

    Started by icy78, 04-21-2015 09:31 PM
    • Replies: 5
    • Views: 2,051
    04-23-2015, 07:18 AM Go to last post
  20. YORK YCIV CHILLERS REMOTE MONITORING

    Started by MEP-ISA, 04-22-2015 09:31 AM
    • Replies: 0
    • Views: 905
    04-22-2015, 09:31 AM Go to last post
  21. Motivair Product Identifcation Help

    Started by Domcarav, 04-21-2015 12:51 PM
    • Replies: 1
    • Views: 1,040
    04-21-2015, 02:25 PM Go to last post
  22. Pizza prep table

    Started by Laurentb, 04-20-2015 11:38 AM
    • Replies: 5
    • Views: 1,446
    04-20-2015, 10:12 PM Go to last post
  23. Fan VFD: speed (Hz) v. % Load

    Started by CLTCxa, 04-15-2015 12:04 PM
    fan, vfd
    • Replies: 11
    • Views: 2,684
    04-20-2015, 06:19 PM Go to last post
  24. Very loud office AC installation. Is this normal?

    Started by aaronlisman, 04-13-2015 01:00 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,875
    04-15-2015, 10:42 AM Go to last post
  25. New to this site

    Started by cabeck, 04-13-2015 10:06 AM
    • Replies: 0
    • Views: 958
    04-13-2015, 10:06 AM Go to last post
    • Replies: 6
    • Views: 1,767
    04-11-2015, 10:48 PM Go to last post
  26. Question Carrier 19XL tonnage - water cooled

    Started by Joe Joe, 04-07-2015 12:32 PM
    • Replies: 1
    • Views: 1,481
    04-10-2015, 09:45 AM Go to last post
    • Replies: 0
    • Views: 983
    04-09-2015, 07:10 PM Go to last post
  27. Retroaire VPRH vertical PTAC

    Started by Joe Joe, 04-09-2015 08:42 AM
    • Replies: 1
    • Views: 1,158
    04-09-2015, 12:21 PM Go to last post
  28. Any experience with Daikin's DZK zone damper kits?

    Started by nexsen, 04-07-2015 05:04 PM
    • Replies: 0
    • Views: 1,246
    04-07-2015, 05:04 PM Go to last post
    • Replies: 2
    • Views: 1,308
    04-06-2015, 11:45 PM Go to last post
  29. data room unit

    Started by nytech28, 04-06-2015 06:49 PM
    • Replies: 10
    • Views: 2,182
    04-06-2015, 08:54 PM Go to last post
    • Replies: 0
    • Views: 946
    04-06-2015, 06:09 PM Go to last post
  30. 40 ton Trane issues

    Started by mskrohn, 04-04-2015 09:47 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,002
    04-04-2015, 04:12 PM Go to last post
  31. Any information on dry coolers

    Started by yankfan, 04-02-2015 12:41 PM
    • Replies: 0
    • Views: 953
    04-02-2015, 12:41 PM Go to last post
  32. Automotive A/C and Refrigeration

    Started by stim-biton, 03-30-2015 01:43 PM
    • Replies: 7
    • Views: 2,063
    03-31-2015, 04:03 PM Go to last post
  33. King National Air Systems Manual

    Started by tritechmech1, 03-30-2015 09:45 AM
    • Replies: 1
    • Views: 1,384
    03-30-2015, 10:00 AM Go to last post
  34. Fulton PHW - 1400 Boiler - Cycle count hit 99,999 - Reset???

    Started by Cadeto, 03-20-2015 03:02 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 4,347
    03-27-2015, 11:07 AM Go to last post
  35. Siemens TEC - RTS Port Failures

    Started by sandwich, 03-26-2015 03:34 PM
    • Replies: 0
    • Views: 1,062
    03-26-2015, 03:34 PM Go to last post
    • Replies: 12
    • Views: 3,449
    03-24-2015, 04:00 PM Go to last post
  36. York DX 36 Overhaul/recondition

    Started by Yorkdx, 03-21-2015 06:28 AM
    york
    • Replies: 0
    • Views: 1,324
    03-21-2015, 06:28 AM Go to last post
  37. identify Compressor model # HCUA100H2ADD

    Started by jamie86, 03-18-2015 05:54 PM
    • Replies: 2
    • Views: 1,120
    03-18-2015, 06:01 PM Go to last post
  38. RAnco cold control

    Started by Manski11, 03-13-2015 02:00 PM
    • Replies: 3
    • Views: 1,413
    03-16-2015, 04:41 PM Go to last post
  39. Low ambient kit

    Started by Alec, 03-14-2015 09:00 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,654
    03-15-2015, 12:06 PM Go to last post
    • Replies: 3
    • Views: 2,744
    03-11-2015, 01:33 PM Go to last post
  40. Trane Schematic for YCD102B3L0DB

    Started by greenrealty, 03-10-2015 12:09 PM
    • Replies: 2
    • Views: 1,666
    03-10-2015, 04:52 PM Go to last post
  41. Baber Coleman XPSI Manual

    Started by WPandH, 03-10-2015 10:51 AM
    • Replies: 0
    • Views: 1,214
    03-10-2015, 10:51 AM Go to last post
  42. Zoned unit issue tried just about everything

    Started by bbelew, 03-06-2015 02:36 AM
    • Replies: 8
    • Views: 2,472
    03-07-2015, 08:41 PM Go to last post
  43. clean ice machine with hydrogen peroxide???

    Started by bella91210, 02-10-2015 09:18 PM
    • Replies: 6
    • Views: 3,540
    03-06-2015, 08:08 PM Go to last post

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