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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: 3,626
    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: 2,934
    Dad
    10-31-2011, 07:37 PM Go to last post

  1. Lee-Temp

    Started by dogdidit, 09-18-2008 02:36 PM
    • Replies: 11
    • Views: 2,266
    ACCMan
    10-10-2008, 10:53 AM Go to last post

  2. anybody seen weird pressures before

    Started by jayguy, 10-08-2008 06:27 PM
    • Replies: 12
    • Views: 940
    knewguy
    10-10-2008, 08:25 AM Go to last post

  3. Intellipak question

    Started by timebuilder, 09-29-2008 07:16 AM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 1,478
    coolman2007
    10-10-2008, 06:50 AM Go to last post

  4. HEIL RTU

    Started by hvacab, 10-09-2008 05:35 PM
    • Replies: 1
    • Views: 558
    Chuck65
    10-09-2008, 08:35 PM Go to last post

  5. Rooftop filters versus interior filters

    Started by pforst, 10-07-2008 07:35 PM
    • Replies: 7
    • Views: 812
    Mikeylikesit
    10-09-2008, 12:21 PM Go to last post

  6. Need opinions

    Started by ACNBK, 10-08-2008 04:54 PM
    • Replies: 4
    • Views: 490
    ACNBK
    10-09-2008, 10:25 AM Go to last post

  7. Confused dx chiller unloading

    Started by supertek65, 10-06-2008 07:04 PM
    2 Pages •
    1 2
    • Replies: 23
    • Views: 1,361
    JRINJAX
    10-09-2008, 08:30 AM Go to last post

  8. Lightbulb Lifespan of Commercial Equipment in Chesterfield VA

    Started by hvactech80, 10-08-2008 04:43 PM
    • Replies: 2
    • Views: 646
    rich pickering
    10-08-2008, 11:26 PM Go to last post

  9. Carrier 50DD044

    Started by thump_rrr, 08-29-2008 07:34 AM
    • Replies: 5
    • Views: 739
    PACKLEADER
    10-08-2008, 11:17 PM Go to last post

  10. Trane chiller Hx relocation?

    Started by refmet, 10-02-2008 08:43 PM
    • Replies: 8
    • Views: 1,137
    mtntom
    10-08-2008, 10:22 PM Go to last post

  11. Angry JCI

    Started by mikeacman, 09-17-2008 09:50 PM
    3 Pages •
    1 2 3
    • Replies: 28
    • Views: 3,190
    amickracing
    10-08-2008, 08:13 PM Go to last post

  12. Confused cooling video lottery room

    Started by mercman, 10-07-2008 03:42 AM
    • Replies: 1
    • Views: 422
    heatdisturber
    10-08-2008, 12:02 AM Go to last post

  13. Dairy Queen Cake Freezer Erractic

    Started by carolinatech, 10-02-2008 10:16 PM
    • Replies: 3
    • Views: 558
    -80 chuck
    10-07-2008, 09:51 PM Go to last post

  14. redundancy in switchgear building

    Started by Draper1, 10-07-2008 04:04 PM
    • Replies: 1
    • Views: 517
    RichardL
    10-07-2008, 08:52 PM Go to last post

  15. r-11 leak

    Started by heavymetaldad, 08-30-2008 09:43 PM
    2 Pages •
    1 2
    • Replies: 19
    • Views: 1,432
    double bogey
    10-07-2008, 05:26 PM Go to last post

  16. Intellipac

    Started by griz, 10-03-2008 11:54 PM
    • Replies: 12
    • Views: 943
    double bogey
    10-07-2008, 05:15 PM Go to last post

  17. Sheet thickness for air ducts

    Started by Croat, 10-05-2008 02:08 PM
    • Replies: 5
    • Views: 2,967
    Croat
    10-07-2008, 02:02 PM Go to last post

  18. Buzzing noise from circuit breaker

    Started by sanmb1455, 09-24-2008 11:41 PM
    • Replies: 11
    • Views: 11,159
    Randy S.
    10-06-2008, 11:27 PM Go to last post

  19. Turbocor issues

    Started by hvacr, 07-21-2008 08:24 PM
    • Replies: 4
    • Views: 759
    atlantatech
    10-06-2008, 12:15 PM Go to last post

  20. York Milennium YSBBBBSO-CFC chillers

    Started by davo, 10-03-2008 03:38 PM
    • Replies: 6
    • Views: 751
    davo
    10-06-2008, 10:17 AM Go to last post

  21. carrier screw cliller

    Started by licensed to chill, 07-20-2005 03:58 PM
    • Replies: 11
    • Views: 1,374
    cntrlvalchiller
    10-05-2008, 06:52 PM Go to last post

  22. hydronics experts I need advice

    Started by refmet, 10-04-2008 11:42 PM
    • Replies: 3
    • Views: 575
    Zeke XI
    10-05-2008, 11:22 AM Go to last post

  23. 5 ton budget rtu / packaged units?

    Started by halcali, 10-02-2008 01:32 PM
    • Replies: 3
    • Views: 1,033
    allstar08
    10-04-2008, 11:41 PM Go to last post

  24. Filtrine IOMs

    Started by nun, 10-04-2008 08:20 AM
    • Replies: 2
    • Views: 671
    allstar08
    10-04-2008, 11:38 PM Go to last post

  25. York printer pins

    Started by CHLR618, 10-03-2008 03:56 PM
    • Replies: 5
    • Views: 486
    frick
    10-04-2008, 08:56 PM Go to last post

  26. Most Efficent Duct Design For Tall Ceilings?

    Started by halcali, 10-03-2008 04:32 PM
    • Replies: 5
    • Views: 624
    hvacker
    10-04-2008, 04:39 PM Go to last post

  27. carrier 19xr chiller

    Started by pdmech, 10-01-2008 11:54 PM
    • Replies: 7
    • Views: 880
    Carrene #2
    10-03-2008, 07:50 PM Go to last post

  28. N30 expertise

    Started by elfie, 10-02-2008 08:58 PM
    • Replies: 4
    • Views: 529
    grayghost
    10-03-2008, 04:14 PM Go to last post

  29. york ys oil level switch

    Started by airjoe, 10-01-2008 09:22 PM
    • Replies: 3
    • Views: 561
    davo
    10-03-2008, 03:18 PM Go to last post

  30. Thermodynamic calculations for a server room

    Started by letsbangout, 10-01-2008 10:08 PM
    • Replies: 9
    • Views: 1,071
    flange
    10-03-2008, 11:04 AM Go to last post

  31. modulating mixing valve wiring

    Started by kb1clx, 09-28-2008 09:37 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 1,185
    Randy S.
    10-02-2008, 10:57 PM Go to last post

  32. New 20 ton chilled water - questions / advice please :)

    Started by fatproperty, 10-01-2008 04:45 PM
    • Replies: 8
    • Views: 646
    jayguy
    10-02-2008, 10:13 PM Go to last post

  33. Trane Manual

    Started by sdeery, 10-01-2008 10:24 PM
    • Replies: 3
    • Views: 643
    sdeery
    10-02-2008, 10:08 PM Go to last post

  34. question about system vac

    Started by bribone, 10-01-2008 11:16 PM
    • Replies: 3
    • Views: 555
    maxster
    10-02-2008, 10:00 PM Go to last post

  35. copper plating on compressor valves

    Started by ispip, 09-26-2008 06:58 PM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 15
    • Views: 2,466
    ispip
    10-02-2008, 06:20 PM Go to last post

  36. glycol sample turns brown

    Started by sraburne, 10-01-2008 11:09 PM
    • Replies: 3
    • Views: 589
    hvacker
    10-02-2008, 06:12 PM Go to last post

  37. condensate traps

    Started by bribone, 10-01-2008 11:10 PM
    • Replies: 1
    • Views: 570
    mikelcs
    10-02-2008, 07:45 AM Go to last post

  38. Please Help Confirm Cooling Requirements

    Started by CoolinSD, 09-12-2008 04:42 PM
    • Replies: 6
    • Views: 772
    temco
    10-01-2008, 09:28 PM Go to last post

  39. Commercial/Industrial

    Started by gasnowman, 09-24-2008 11:06 PM
    • Replies: 3
    • Views: 664
    gasnowman
    10-01-2008, 09:23 PM Go to last post

  40. DUNHAM BUSH PARTS

    Started by bowhunter21, 10-01-2008 09:04 AM
    • Replies: 3
    • Views: 1,494
    bowhunter21
    10-01-2008, 08:05 PM Go to last post

  41. Trouble with a Dunham Bush Compressor

    Started by bowhunter21, 09-26-2008 10:25 PM
    2 Pages •
    1 2
    • Replies: 15
    • Views: 1,638
    supertek65
    10-01-2008, 07:54 PM Go to last post

  42. 300 microns?

    Started by majortom, 09-25-2008 02:33 PM
    • Replies: 12
    • Views: 1,417
    supertek65
    10-01-2008, 07:36 PM Go to last post

  43. Oil in the CHW system

    Started by temco, 10-01-2008 02:09 PM
    • Replies: 4
    • Views: 447
    rfhcms
    10-01-2008, 05:11 PM Go to last post

  44. Walking Shaft

    Started by big johnson, 09-30-2008 01:32 PM
    • Replies: 4
    • Views: 610
    big johnson
    10-01-2008, 04:01 PM Go to last post

  45. Lightbulb Trane vs York

    Started by hotNcold59, 09-29-2008 10:55 AM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 2,557
    flange
    10-01-2008, 03:26 PM Go to last post

  46. mcquay rps machine guning

    Started by al o, 09-30-2008 10:27 PM
    • Replies: 0
    • Views: 433
    al o
    09-30-2008, 10:27 PM Go to last post

  47. Mitsubishi 4 Zone ductless split condenser fan runs continuosly

    Started by Jeffrey442, 09-26-2008 07:55 PM
    • Replies: 8
    • Views: 1,392
    wkemp138
    09-30-2008, 10:13 PM Go to last post

  48. searching for N30 expertise in NJ

    Started by elfie, 09-30-2008 03:25 PM
    • Replies: 1
    • Views: 442
    flange
    09-30-2008, 06:44 PM Go to last post

  49. Refrigeration / Air Conditioning Cycle

    Started by SlowLearner, 09-25-2008 11:20 AM
    • Replies: 8
    • Views: 1,248
    SlowLearner
    09-30-2008, 06:20 PM Go to last post

  50. Copeland scroll oil level 60 ton

    Started by allstar08, 09-28-2008 03:14 PM
    • Replies: 5
    • Views: 781
    Coolmaniac
    09-30-2008, 05:22 PM Go to last post
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