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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: 9,294
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 8,099
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. RUPTURE DISK BROKEN

    Started by kaveh katouzian, 06-02-2014 12:59 AM
    • Replies: 5
    • Views: 857
    06-02-2014, 08:50 PM Go to last post
  3. Alerton Controls Vav dd Vav sd for sale

    Started by musketmama, 05-31-2014 09:49 PM
    • Replies: 1
    • Views: 826
    05-31-2014, 10:09 PM Go to last post
  4. Troubleshooting Help Needed...

    Started by Matthew Aiyash, 05-29-2014 01:47 PM
    • Replies: 12
    • Views: 1,619
    05-31-2014, 09:24 PM Go to last post
    • Replies: 2
    • Views: 1,043
    05-30-2014, 08:06 AM Go to last post
  5. Desert aire dehumidifier problems

    Started by westong, 05-29-2014 06:56 PM
    • Replies: 0
    • Views: 947
    05-29-2014, 06:56 PM Go to last post
  6. Carrier 30GTN100 T056 Alarm

    Started by Pizza_Anodizing, 05-27-2014 03:16 PM
    • Replies: 6
    • Views: 1,351
    05-29-2014, 01:50 AM Go to last post
  7. 30GTN090 B Circuit Problem

    Started by mwsw90, 05-28-2014 06:51 PM
    • Replies: 0
    • Views: 542
    05-28-2014, 06:51 PM Go to last post
  8. Practical advise vs. textbook needed for this application.

    Started by lobsterbob, 05-18-2014 11:21 PM
    2 Pages
    1 2
    compressor, oil, solenoid valves, split system
    • Replies: 14
    • Views: 1,983
    05-26-2014, 06:24 PM Go to last post
  9. How many CFMs to removed 50000 BTU/hr heat load?

    Started by Ricardo05, 05-22-2014 04:28 PM
    • Replies: 6
    • Views: 1,829
    05-23-2014, 12:18 PM Go to last post
  10. What size condenser?

    Started by Papa2, 05-22-2014 10:30 AM
    • Replies: 7
    • Views: 1,701
    05-23-2014, 09:29 AM Go to last post
  11. Charging commercial tenants for A/C usage

    Started by paulc101, 05-11-2014 10:50 PM
    • Replies: 2
    • Views: 932
    05-23-2014, 07:40 AM Go to last post
  12. Not sure how old this Carrier unit is

    Started by Goodlooker, 05-16-2014 11:29 PM
    • Replies: 3
    • Views: 974
    05-23-2014, 07:24 AM Go to last post
    • Replies: 7
    • Views: 2,088
    05-21-2014, 09:31 PM Go to last post
  13. Emerson vs. Stulz

    Started by paulgugg, 05-21-2014 10:14 AM
    • Replies: 0
    • Views: 915
    05-21-2014, 10:14 AM Go to last post
  14. Question about charging a unit

    Started by hvacsolutions, 05-20-2014 11:17 AM
    • Replies: 3
    • Views: 793
    05-20-2014, 12:33 PM Go to last post
  15. Writing scope of work for furnace heater

    Started by HITMANVQ35, 05-19-2014 07:08 PM
    • Replies: 0
    • Views: 584
    05-19-2014, 07:08 PM Go to last post
    • Replies: 0
    • Views: 554
    05-19-2014, 12:39 PM Go to last post
  16. Approximate tonage for preliminary design estimate

    Started by alcapp, 05-14-2014 08:51 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,778
    05-16-2014, 10:19 PM Go to last post
  17. Questions about NIULPE License

    Started by hvacsolutions, 05-13-2014 03:12 PM
    • Replies: 0
    • Views: 630
    05-13-2014, 03:12 PM Go to last post
  18. Trane package air handler unit

    Started by hvacsolutions, 05-09-2014 07:25 PM
    • Replies: 1
    • Views: 700
    05-13-2014, 03:10 PM Go to last post
  19. York RTU Fault Code 13

    Started by dist111, 05-13-2014 02:00 PM
    • Replies: 0
    • Views: 782
    05-13-2014, 02:00 PM Go to last post
  20. 700 sf 2 story Town House

    Started by Cmedco, 05-13-2014 12:34 PM
    • Replies: 0
    • Views: 588
    05-13-2014, 12:34 PM Go to last post
  21. Stulz Crac unit w/ Air-Cooled Condenser ...R-407A

    Started by ezyy88, 05-10-2014 06:42 AM
    • Replies: 2
    • Views: 1,216
    05-12-2014, 07:01 AM Go to last post
    • Replies: 3
    • Views: 669
    05-12-2014, 06:46 AM Go to last post
  22. Failed flare connections on a VRF system

    Started by Marcus Hay, 05-11-2014 01:28 PM
    • Replies: 2
    • Views: 893
    05-11-2014, 03:02 PM Go to last post
  23. Does anyone have an Answer for ...

    Started by facesofdeff, 05-11-2014 11:29 AM
    • Replies: 0
    • Views: 552
    05-11-2014, 11:29 AM Go to last post
  24. Carrier v Rheem

    Started by Nilechamp, 05-09-2014 09:52 AM
    • Replies: 4
    • Views: 822
    05-09-2014, 01:49 PM Go to last post
  25. manuals

    Started by dillett, 05-07-2014 10:51 AM
    • Replies: 4
    • Views: 970
    05-09-2014, 08:15 AM Go to last post
  26. Is this something maitenance can fix?

    Started by Angelique, 05-05-2014 03:57 PM
    • Replies: 10
    • Views: 1,233
    05-07-2014, 11:05 PM Go to last post
    • Replies: 2
    • Views: 743
    05-06-2014, 06:29 PM Go to last post
  27. Hmm training advice

    Started by HisDeciple, 05-01-2014 04:47 PM
    • Replies: 4
    • Views: 906
    05-05-2014, 08:38 PM Go to last post
  28. 2 Differing quotes and scope

    Started by craigyyc, 05-02-2014 10:48 AM
    • Replies: 1
    • Views: 661
    05-05-2014, 08:17 PM Go to last post
  29. Parallel cooling tower overflowing

    Started by coolabits, 04-30-2014 10:15 AM
    • Replies: 4
    • Views: 1,241
    05-04-2014, 08:49 PM Go to last post
  30. how find out tonnage

    Started by dillett, 05-01-2014 01:50 PM
    • Replies: 2
    • Views: 1,023
    05-01-2014, 02:39 PM Go to last post
  31. Cool Older Trane 4-pipe System Questions

    Started by WildBillHIgg, 04-30-2014 05:30 PM
    • Replies: 1
    • Views: 654
    05-01-2014, 02:36 PM Go to last post
  32. Humidity control

    Started by ba12348, 04-30-2014 02:26 AM
    • Replies: 3
    • Views: 736
    04-30-2014, 03:21 PM Go to last post
    • Replies: 5
    • Views: 1,678
    04-29-2014, 02:39 PM Go to last post
    • Replies: 1
    • Views: 582
    04-29-2014, 11:05 AM Go to last post
  33. Question COOLING WATER-MAKEUP

    Started by Fahmed, 04-27-2014 03:32 AM
    • Replies: 1
    • Views: 692
    04-29-2014, 08:49 AM Go to last post
  34. Make Up Air - Small Business Help

    Started by Waterton, 04-08-2014 05:56 AM
    commercial hvac, exhaust hoods, kitchen exhaust, make-up air, make-up air units
    • Replies: 2
    • Views: 1,172
    04-26-2014, 05:50 AM Go to last post
  35. Walk in cooler brand/company selection

    Started by philravens, 04-24-2014 04:58 PM
    • Replies: 1
    • Views: 718
    04-25-2014, 07:35 AM Go to last post
  36. Evapco AT 212-836 leaking pan

    Started by matija456, 03-31-2014 02:40 AM
    • Replies: 6
    • Views: 1,277
    04-25-2014, 06:54 AM Go to last post
  37. Hmm Motor Starter on twenty to Trane AHU

    Started by ubacool12, 04-24-2014 04:50 PM
    • Replies: 2
    • Views: 696
    04-24-2014, 11:23 PM Go to last post
    • Replies: 0
    • Views: 930
    04-24-2014, 05:43 PM Go to last post
  38. What is this ?

    Started by jimmyd5, 04-23-2014 07:35 PM
    • Replies: 1
    • Views: 776
    04-23-2014, 10:05 PM Go to last post
  39. Feeling like I'm getting ripped off

    Started by consumer777, 03-31-2014 09:29 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,036
    04-22-2014, 08:11 PM Go to last post
  40. duct installation charges

    Started by princexg, 04-21-2014 08:53 PM
    • Replies: 1
    • Views: 663
    04-21-2014, 09:47 PM Go to last post
  41. The Use of Three way Diverting valve.

    Started by Kamran Ahmed, 04-19-2014 04:34 AM
    • Replies: 5
    • Views: 1,134
    04-21-2014, 06:11 AM Go to last post
  42. Deciphering Trane and Carriers Model Numbers =D

    Started by mpenney, 04-14-2014 03:54 PM
    • Replies: 2
    • Views: 1,624
    04-19-2014, 09:16 AM Go to last post
  43. CAV Filtration Question

    Started by JarretM, 04-17-2014 04:18 PM
    • Replies: 1
    • Views: 765
    04-19-2014, 04:21 AM Go to last post

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