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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: 39,971
    Dad
    10-31-2011, 07:41 PM Go to last post

  1. Normal Thread Normal Threads

  2. Cannabis Processing Barn- Ventilation

    Started by S_Kelly, 05-17-2022 09:55 AM
    • Replies: 5
    • Views: 802
    pecmsg
    05-18-2022, 08:55 AM Go to last post

  3. Envision 1.1 crack password

    Started by luiz.o, 05-16-2022 06:57 AM
    password
    • Replies: 0
    • Views: 663
    luiz.o
    05-16-2022, 06:57 AM Go to last post

  4. Hmm Duel Settpoints on trane intelpak

    Started by 444fox, 05-13-2022 06:55 PM
    bacnet, controls, trane commercial
    • Replies: 0
    • Views: 702
    444fox
    05-13-2022, 06:55 PM Go to last post

  5. Exhaust for Cannabis Cultivation

    Started by S_Kelly, 05-03-2022 09:03 AM
    1 Attachment(s)
    • Replies: 16
    • Views: 1,693
    ga-hvac-tech
    05-06-2022, 10:57 AM Go to last post

  6. Carrier 19dk chiller

    Started by Relaygirl, 05-03-2008 05:47 PM
    2 Pages •
    1 2
    • Replies: 26
    • Views: 14,821
    toptech
    05-06-2022, 07:01 AM Go to last post

  7. Confused Chiller continuously losing pressure in closed loop system, very confused.

    Started by jcoady, 05-05-2022 09:52 AM
    chiller, closed loop, pressure drop
    • Replies: 7
    • Views: 1,061
    Special-K
    05-05-2022, 10:08 AM Go to last post

  8. Trane wiring for optional Dehum

    Started by FitSA, 05-04-2022 11:25 AM
    1 Attachment(s)
    • Replies: 7
    • Views: 788
    teddy bear
    05-05-2022, 09:00 AM Go to last post

  9. New Refrigerant

    Started by emelio67, 03-08-2022 01:01 AM
    2 Pages •
    1 2
    • Replies: 22
    • Views: 4,266
    RoBoTeq
    05-04-2022, 07:41 AM Go to last post

  10. Core loop heatpump system question...

    Started by ammoniadog, 04-26-2022 11:02 PM
    • Replies: 3
    • Views: 991
    ammoniadog
    04-27-2022, 07:10 AM Go to last post

  11. Trane Ensemble

    Started by Arbutuss, 04-18-2022 12:30 PM
    bas, password
    • Replies: 5
    • Views: 1,225
    pecmsg
    04-24-2022, 01:33 PM Go to last post

  12. Questionable ductwork installation

    Started by D.A.B., 04-06-2022 11:20 AM
    1 Attachment(s)
    • Replies: 3
    • Views: 1,179
    dan sw fl
    04-14-2022, 10:53 AM Go to last post

  13. inquiry

    Started by Mfawzy04, 04-07-2022 05:54 AM
    • Replies: 0
    • Views: 657
    Mfawzy04
    04-07-2022, 05:54 AM Go to last post

  14. Angry Friedrich PTAC error code: A2

    Started by Pcmaker, 04-03-2022 05:08 PM
    • Replies: 0
    • Views: 3,579
    Pcmaker
    04-03-2022, 05:08 PM Go to last post

  15. Senville Multi-zone Vacuum - Line Valve or Master Valve?

    Started by Lion Heart, 04-01-2022 12:39 PM
    2 Attachment(s)
    • Replies: 14
    • Views: 3,171
    pecmsg
    04-02-2022, 11:07 AM Go to last post

  16. Carrier 30RA Aquasnap unit (French made)

    Started by Nitin, 03-24-2022 12:01 PM
    • Replies: 1
    • Views: 1,069
    Nitin
    03-25-2022, 01:58 AM Go to last post

  17. Existing Equipment - Abandon in place or Remove?

    Started by S_Kelly, 03-03-2022 01:05 PM
    • Replies: 3
    • Views: 1,881
    timjimbob
    03-13-2022, 09:27 PM Go to last post

  18. TRANE TECHVIEW

    Started by ben_met, 03-08-2022 09:04 PM
    • Replies: 1
    • Views: 2,208
    manny238
    03-12-2022, 01:56 PM Go to last post

  19. 3.5 year old Trane Coil Failure

    Started by Premeric1, 03-10-2022 06:44 PM
    • Replies: 4
    • Views: 1,100
    VTP99
    03-10-2022, 07:30 PM Go to last post

  20. Cool Trane Eagle Information System Discs

    Started by XRRIDER, 05-29-2011 10:52 AM
    • Replies: 3
    • Views: 2,223
    arkle
    02-22-2022, 10:14 PM Go to last post

  21. How old is my chiller

    Started by glaswiegan2001, 02-18-2022 01:07 PM
    1 Attachment(s)
    • Replies: 3
    • Views: 1,339
    rundawg
    02-22-2022, 02:42 PM Go to last post

  22. single phase windings shorted

    Started by Philhue, 02-04-2022 07:41 PM
    ohms 1 Attachment(s)
    • Replies: 16
    • Views: 3,133
    Philhue
    02-09-2022, 04:55 PM Go to last post

  23. Commercial building HVAC returns

    Started by charford, 02-05-2022 11:52 AM
    2 Attachment(s)
    • Replies: 10
    • Views: 4,123
    charford
    02-07-2022, 09:10 AM Go to last post

  24. York Chiller PRV issue

    Started by usamabinsaeed, 02-02-2022 07:50 AM
    york chiller
    • Replies: 1
    • Views: 1,298
    vstech
    02-06-2022, 08:19 AM Go to last post

  25. tenant is complaining about lack of heat

    Started by ree000, 02-04-2022 11:16 PM
    controls, pressure control setting, static duct pressure, vav
    • Replies: 3
    • Views: 1,984
    ree000
    02-05-2022, 12:25 PM Go to last post

  26. York Chiller PRV Issue

    Started by usamabinsaeed, 02-03-2022 07:10 AM
    york chiller, york commercial hvac
    • Replies: 0
    • Views: 770
    usamabinsaeed
    02-03-2022, 07:10 AM Go to last post

  27. Warehouse heating ideas. Very tricky rules though

    Started by cal30080, 01-24-2022 10:37 AM
    • Replies: 8
    • Views: 1,857
    dan sw fl
    01-31-2022, 02:12 PM Go to last post

  28. Carrier 33CS RRS 920077

    Started by JFHassell, 01-05-2022 05:15 PM
    1 Attachment(s)
    • Replies: 3
    • Views: 2,081
    gbfromsd
    01-10-2022, 11:37 PM Go to last post

  29. Help Identifying Type of HVAC System

    Started by zanners, 01-10-2022 08:39 AM
    1 Attachment(s)
    • Replies: 4
    • Views: 1,413
    Bazooka Joe
    01-10-2022, 08:57 AM Go to last post

  30. Help! Ideas to heat a brick and wood structure

    Started by skycyclej, 12-30-2021 07:29 PM
    2 Attachment(s)
    • Replies: 13
    • Views: 2,197
    dan sw fl
    01-05-2022, 02:51 PM Go to last post

  31. Design assistance please - Filter factory in Haiti

    Started by PWB Canada, 01-02-2022 03:01 AM
    1 Attachment(s)
    • Replies: 7
    • Views: 1,395
    dan sw fl
    01-05-2022, 10:11 AM Go to last post

  32. Walk-in Cooler/Freezer Demo

    Started by S_Kelly, 12-30-2021 09:17 AM
    • Replies: 4
    • Views: 2,088
    derksquad
    12-30-2021, 11:06 AM Go to last post

  33. Is there such thing as a 3-phase HVAC system that has a variable speed air handler?

    Started by twva, 12-12-2021 06:21 PM
    • Replies: 12
    • Views: 2,556
    pecmsg
    12-23-2021, 09:19 AM Go to last post

  34. Post Seeking York Centrifugal Chillers Part Load Performance Curves

    Started by livefortoday, 12-06-2021 06:49 PM
    chiller, efficiency, johnson controls, performance, york, york chiller 2 Attachment(s)
    • Replies: 1
    • Views: 1,315
    dan sw fl
    12-16-2021, 12:41 PM Go to last post

  35. Reliatel Change to Conventional Thermostat

    Started by SEZEI, 12-12-2021 06:49 PM
    1 Attachment(s)
    • Replies: 10
    • Views: 1,399
    slctech
    12-13-2021, 11:33 AM Go to last post

  36. EN 378:2016 Leak testing Issue

    Started by tubeside, 12-07-2021 07:07 AM
    • Replies: 2
    • Views: 1,135
    tubeside
    12-08-2021, 03:34 AM Go to last post

  37. HOSHIZAKI DCM 270 BAH

    Started by Elveeze, 12-07-2021 09:32 AM
    • Replies: 4
    • Views: 1,432
    VTP99
    12-07-2021, 11:10 AM Go to last post

  38. Post DX Piping Dissasembly and Assembly

    Started by tubeside, 11-05-2021 07:56 AM
    • Replies: 2
    • Views: 1,129
    tubeside
    12-07-2021, 07:12 AM Go to last post

  39. Disconnect

    Started by emelio67, 11-25-2021 02:40 PM
    • Replies: 5
    • Views: 1,400
    emelio67
    11-25-2021, 06:56 PM Go to last post

  40. Smile Salt Inhalation room HVAC design

    Started by arunjc, 11-09-2021 02:25 AM
    • Replies: 9
    • Views: 2,317
    Sleuth
    11-09-2021, 02:38 PM Go to last post

  41. room temperature gain

    Started by Medi., 10-19-2021 03:20 PM
    • Replies: 4
    • Views: 1,402
    dan sw fl
    11-06-2021, 11:01 AM Go to last post
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