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Threads 1 to 50 of 13516

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: 2,829
    Dad
    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: 2,344
    Dad
    10-31-2011, 07:37 PM Go to last post

  1. Confused I need HELP with energy sheets in florida!!

    Started by TMarco, 05-17-2013 04:49 PM
    • Replies: 0
    • Views: 69
    TMarco
    05-17-2013, 04:49 PM Go to last post

  2. ALC/Delta Integration

    Started by ControlStudent, 05-17-2013 09:35 AM
    • Replies: 0
    • Views: 46
    ControlStudent
    05-17-2013, 09:35 AM Go to last post

  3. Trane Compressor Leak...Is it fixable?

    Started by Driverfound, 05-08-2013 10:18 AM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 17
    • Views: 562
    Driverfound
    05-15-2013, 03:15 PM Go to last post

  4. Trane remote zone sensors

    Started by Hook Echo, 05-10-2013 09:31 PM
    • Replies: 0
    • Views: 193
    Hook Echo
    05-10-2013, 09:31 PM Go to last post

  5. Hmm Copeland Scroll Compressors

    Started by gbathunder, 05-10-2013 10:33 AM
    • Replies: 2
    • Views: 159
    ryan1088
    05-10-2013, 05:53 PM Go to last post

  6. Data Aire Mod: DACD-4034 Condensate Issue

    Started by KM1400, 05-10-2013 11:56 AM
    • Replies: 1
    • Views: 80
    sgraefe
    05-10-2013, 05:30 PM Go to last post

  7. Question VTAC manufacturers

    Started by florida pe, 06-25-2007 03:14 PM
    • Replies: 6
    • Views: 3,087
    jpsmith1cm
    05-09-2013, 09:41 PM Go to last post

  8. Turbocore questions

    Started by EddieH, 04-28-2013 07:57 PM
    • Replies: 4
    • Views: 300
    jpsmith1cm
    05-08-2013, 09:34 PM Go to last post

  9. Alter cc6400 with nst v

    Started by WTC, 05-08-2013 10:40 AM
    • Replies: 0
    • Views: 45
    WTC
    05-08-2013, 10:40 AM Go to last post

  10. Auto body shop--to A/C, or not to A/C--that is my question!

    Started by ealrschieb, 05-03-2013 01:53 PM
    • Replies: 4
    • Views: 323
    chillerout1
    05-05-2013, 09:39 PM Go to last post

  11. package unit duel comp one is not working all the time

    Started by leonardkimbler, 04-28-2013 09:54 PM
    • Replies: 2
    • Views: 273
    jtrammel
    05-04-2013, 11:00 PM Go to last post

  12. Echelon iLon Smartserver 2.0 assistance in Miami, FL

    Started by bill_n_miami, 05-04-2013 12:42 AM
    • Replies: 0
    • Views: 94
    bill_n_miami
    05-04-2013, 12:42 AM Go to last post

  13. York Chiller (YT) Coupling Damage

    Started by snsici, 05-02-2013 02:26 AM
    • Replies: 4
    • Views: 197
    snsici
    05-03-2013, 05:14 AM Go to last post

  14. York manual for zf090n15n2 ryu

    Started by leaker2, 05-01-2013 10:23 PM
    • Replies: 1
    • Views: 109
    leaker2
    05-02-2013, 09:40 AM Go to last post

  15. Question Mcquay Screw

    Started by chillerguru, 07-28-2004 12:57 AM
    • Replies: 12
    • Views: 1,827
    jpsmith1cm
    05-01-2013, 08:18 PM Go to last post

  16. Copper line sets stolen from 10 units do units need replaced

    Started by hageman6, 04-17-2013 03:13 PM
    • Replies: 3
    • Views: 408
    929rc51
    04-30-2013, 03:32 PM Go to last post

  17. Carrier master/slave communication

    Started by tmkllr, 04-26-2013 04:04 AM
    • Replies: 3
    • Views: 171
    rscamaro
    04-28-2013, 12:18 PM Go to last post

  18. York YT shaft seal replacement procedure?

    Started by fixerup, 04-01-2009 04:34 PM
    2 Pages •
    1 2
    6 Attachment(s)
    • Replies: 19
    • Views: 3,842
    beenthere
    04-28-2013, 06:48 AM Go to last post

  19. 6.5 tons for sub 1000sq ft restaurant?

    Started by evoluzione, 04-23-2013 08:12 AM
    • Replies: 8
    • Views: 372
    beenthere
    04-28-2013, 06:34 AM Go to last post

  20. Typical Chiller Parameters

    Started by Animax007, 04-23-2013 05:48 AM
    • Replies: 2
    • Views: 239
    rscamaro
    04-27-2013, 10:33 PM Go to last post

  21. HVAC Compressor overload question

    Started by m3rheino, 04-25-2013 04:04 PM
    • Replies: 3
    • Views: 205
    ga1279
    04-27-2013, 10:47 AM Go to last post

  22. Question Another 30 GX Chiller tripping

    Started by Sucurro, 04-27-2012 06:32 AM
    2 Pages •
    1 2
    • Replies: 13
    • Views: 1,960
    pecmsg
    04-26-2013, 07:55 AM Go to last post

  23. extract fan motor making noise.

    Started by bellaman, 04-25-2013 10:28 AM
    • Replies: 1
    • Views: 122
    Drazen
    04-25-2013, 01:58 PM Go to last post

  24. Trane GBAS 0-5VDC with Siemens Apogee

    Started by bgmncwj, 04-24-2013 08:37 PM
    • Replies: 0
    • Views: 201
    bgmncwj
    04-24-2013, 08:37 PM Go to last post

  25. Heat/Cool multiple areas without zoning

    Started by rankhornjp, 03-20-2013 12:20 PM
    • Replies: 6
    • Views: 393
    btuhack
    04-22-2013, 05:53 PM Go to last post

  26. Swapping r-22 for r-12

    Started by Bobby67, 03-24-2013 01:52 PM
    • Replies: 12
    • Views: 685
    brian.cornell
    04-21-2013, 08:58 AM Go to last post

  27. Confused Portland OR C store Daikin vs MHI or a new HVAC?

    Started by gbrawley, 04-16-2013 10:03 AM
    • Replies: 2
    • Views: 317
    SkyHeating
    04-20-2013, 01:41 AM Go to last post

  28. carrier 30gxn225 low economizer pressure transducer fail-2

    Started by michael26, 11-03-2009 09:33 PM
    • Replies: 4
    • Views: 900
    jpsmith1cm
    04-19-2013, 07:35 PM Go to last post

  29. Honeywell Subbase question

    Started by twobad, 04-18-2013 10:41 AM
    • Replies: 5
    • Views: 256
    oldhweller
    04-19-2013, 10:31 AM Go to last post

  30. Any HVAC guys near Madison, WI

    Started by dspiffy, 04-19-2013 01:51 AM
    • Replies: 0
    • Views: 203
    dspiffy
    04-19-2013, 01:51 AM Go to last post

  31. Confused Carrier Chiller 30XA0852 Cooler flow switch failure (I am in RED ALERT)

    Started by Abdul shukkoor, 04-16-2013 05:52 AM
    • Replies: 2
    • Views: 238
    rscamaro
    04-18-2013, 08:45 AM Go to last post

  32. Nu-Calgon liquid scale remover turns purple (Neutralizes) fast

    Started by cleancondenser, 04-17-2013 08:23 PM
    • Replies: 0
    • Views: 148
    cleancondenser
    04-17-2013, 08:23 PM Go to last post

  33. Ancient exhaust fan rehab - couple questions please

    Started by cubicdissection, 04-17-2013 11:54 AM
    2 Attachment(s)
    • Replies: 1
    • Views: 152
    pecmsg
    04-17-2013, 12:11 PM Go to last post

  34. This is something related to Ventilation of the Substaion room,help needed

    Started by manjeet singh, 04-11-2013 05:48 AM
    • Replies: 2
    • Views: 198
    manjeet singh
    04-17-2013, 06:05 AM Go to last post

  35. Viconics thermostat

    Started by Dalton92, 04-09-2013 01:00 PM
    1 Attachment(s)
    • Replies: 8
    • Views: 353
    toocoolforschool
    04-11-2013, 11:37 AM Go to last post

  36. external control

    Started by Jeff the Brewer, 04-10-2013 01:14 PM
    • Replies: 0
    • Views: 178
    Jeff the Brewer
    04-10-2013, 01:14 PM Go to last post

  37. Sect. 608 Compliance

    Started by greg r, 04-09-2013 10:53 AM
    • Replies: 1
    • Views: 217
    pecmsg
    04-09-2013, 12:29 PM Go to last post

  38. for Andy Schoen of Sporlan

    Started by jayguy, 08-24-2007 10:21 PM
    2 Pages •
    1 2
    • Replies: 13
    • Views: 1,296
    Pascone10
    04-08-2013, 09:09 PM Go to last post

  39. Strong sewer smell in office building

    Started by bikenbc, 03-21-2013 07:08 PM
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 15
    • Views: 862
    beenthere
    04-07-2013, 07:51 PM Go to last post

  40. Saltwater in refer system?

    Started by Captain Mike, 04-03-2013 10:01 PM
    • Replies: 9
    • Views: 392
    jpsmith1cm
    04-04-2013, 08:35 PM Go to last post

  41. Variable Chilled Water Flow conversion

    Started by ewmoore85, 03-18-2013 12:32 PM
    • Replies: 9
    • Views: 471
    jpsmith1cm
    04-03-2013, 07:38 PM Go to last post

  42. Question Rooftop unit - shut down during winter?

    Started by gabrielr, 03-29-2013 12:28 PM
    • Replies: 7
    • Views: 588
    motoguy128
    04-02-2013, 10:31 AM Go to last post

  43. Newbie stuff, but what kind of system do I have?

    Started by PM5K, 03-28-2013 06:16 PM
    • Replies: 5
    • Views: 383
    dandyme
    03-29-2013, 02:20 PM Go to last post

  44. cooling from refrigerated cases?

    Started by Sweetnighter, 03-28-2013 09:04 AM
    • Replies: 1
    • Views: 188
    jpsmith1cm
    03-28-2013, 10:07 PM Go to last post

  45. RAYPAK MVB BOILER

    Started by Jersey Boy, 04-28-2011 03:10 PM
    • Replies: 8
    • Views: 648
    Jersey Boy
    03-28-2013, 08:42 PM Go to last post

  46. Chilled water temp. increased from design temp. and now causing issues

    Started by Buzzard67, 03-28-2013 01:54 PM
    • Replies: 0
    • Views: 203
    Buzzard67
    03-28-2013, 01:54 PM Go to last post

  47. TRANE liquid level tank leak.

    Started by sajidsgn, 03-18-2013 03:54 PM
    • Replies: 2
    • Views: 310
    R123
    03-25-2013, 10:20 PM Go to last post

  48. Smile How to deciper Trane Date Code

    Started by goldteabean, 03-21-2013 07:41 PM
    • Replies: 2
    • Views: 301
    BaldLoonie
    03-22-2013, 06:09 PM Go to last post

  49. Could someone help on sizing an ac unit for my building?

    Started by cajunheat, 03-22-2013 11:55 AM
    • Replies: 2
    • Views: 376
    cajunheat
    03-22-2013, 01:51 PM Go to last post

  50. Chilled water closed loop

    Started by crackerman, 03-17-2013 09:55 AM
    chilled water, chillers
    • Replies: 4
    • Views: 346
    ga1279
    03-21-2013, 06:39 PM Go to last post
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