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Threads 7201 to 7250 of 13686

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 08:41 PM
    • Replies: 0
    • Views: 3,356
    Dad
    10-31-2011, 08:41 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 08:37 PM
    • Replies: 0
    • Views: 2,714
    Dad
    10-31-2011, 08:37 PM Go to last post

  1. parts manuals for york pkg units

    Started by alantennessee1, 11-26-2007 10:28 PM
    • Replies: 1
    • Views: 408
    Senior Tech
    11-26-2007, 11:36 PM Go to last post

  2. McQuay AGS 420B Noise

    Started by PaulDiglio, 11-25-2007 09:57 AM
    • Replies: 3
    • Views: 602
    freonrick
    11-26-2007, 10:05 PM Go to last post

  3. York Centrifugal Chiller-No Oil Return

    Started by bunglebear, 11-23-2007 07:53 AM
    • Replies: 6
    • Views: 2,954
    stickerhead
    11-26-2007, 02:57 PM Go to last post

  4. TRANE CHHB070 Lip Seal

    Started by pete_d, 11-16-2007 02:42 PM
    2 Pages •
    1 2
    • Replies: 15
    • Views: 2,453
    Manu1
    11-26-2007, 01:14 PM Go to last post

  5. Robert shaw

    Started by cyro, 11-20-2007 11:26 PM
    • Replies: 1
    • Views: 814
    Control Man
    11-26-2007, 09:53 AM Go to last post

  6. Confused Fluid Cooler Loop ----- strange pressures

    Started by ScottG, 11-22-2007 05:13 AM
    2 Pages •
    1 2
    • Replies: 13
    • Views: 1,411
    snipe70e
    11-25-2007, 11:24 PM Go to last post

  7. Looking for gas burner nozzles

    Started by SpinCycle2000, 11-25-2007 02:24 AM
    • Replies: 1
    • Views: 760
    HeyBob
    11-25-2007, 06:42 AM Go to last post

  8. Liebert Humidifier Fill Valve

    Started by Tech Rob, 11-20-2007 08:25 PM
    1 Attachment(s)
    • Replies: 11
    • Views: 1,239
    madhat
    11-25-2007, 12:23 AM Go to last post

  9. looking for an old absoption chiller

    Started by koron, 11-24-2007 04:52 PM
    • Replies: 0
    • Views: 328
    koron
    11-24-2007, 04:52 PM Go to last post

  10. york rooftop

    Started by coldtech83, 10-24-2007 09:34 PM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 2,452
    otto
    11-24-2007, 02:02 AM Go to last post

  11. Lennox Pkg Heat Pump Unit - Defrost Problem

    Started by dixie2005, 11-23-2007 03:03 PM
    • Replies: 2
    • Views: 591
    dixie2005
    11-23-2007, 03:34 PM Go to last post

  12. Triple Duty Valve

    Started by zombietech66, 11-21-2007 12:14 AM
    • Replies: 4
    • Views: 1,062
    zombietech66
    11-23-2007, 11:28 AM Go to last post

  13. difference across coil

    Started by comer, 11-14-2007 08:48 AM
    • Replies: 7
    • Views: 1,030
    fxb80
    11-23-2007, 01:10 AM Go to last post

  14. Natural Gas Regulators?

    Started by turbo50mike, 11-13-2006 11:03 PM
    2 Pages •
    1 2
    • Replies: 21
    • Views: 1,883
    mrhvacmechanic
    11-22-2007, 02:44 PM Go to last post

  15. Any Williams Trane guys on here????

    Started by acjourneyman, 11-17-2007 03:31 PM
    • Replies: 4
    • Views: 844
    seawolf 1
    11-22-2007, 02:15 PM Go to last post

  16. Voyager room humidity sensor

    Started by tech4445, 11-21-2007 08:36 PM
    • Replies: 2
    • Views: 928
    jdcoolj
    11-22-2007, 09:12 AM Go to last post

  17. Capacitor-Start

    Started by hvactech80, 11-20-2007 09:51 PM
    • Replies: 7
    • Views: 923
    John Culpepper
    11-22-2007, 12:48 AM Go to last post

  18. help

    Started by vledxam, 11-16-2007 08:28 PM
    • Replies: 4
    • Views: 504
    whec720
    11-21-2007, 08:59 PM Go to last post

  19. Old Commercial Equipment Specs?

    Started by salesmaker, 11-21-2007 09:14 AM
    • Replies: 1
    • Views: 566
    slimwoodie
    11-21-2007, 07:28 PM Go to last post

  20. York stuck in pumpdown

    Started by Copernicus, 11-19-2007 03:43 PM
    • Replies: 10
    • Views: 1,215
    fac 213
    11-21-2007, 07:21 PM Go to last post

  21. need contact for trane, L.A. area

    Started by vledxam, 11-15-2007 05:14 PM
    • Replies: 4
    • Views: 614
    vledxam
    11-21-2007, 11:56 AM Go to last post

  22. Confused Engineers F-Up

    Started by mechmike2, 11-20-2007 07:35 PM
    • Replies: 5
    • Views: 691
    drivewizard
    11-20-2007, 10:15 PM Go to last post

  23. Confused 38AH044-084 compressor problems

    Started by sanantoniotech, 11-20-2007 01:58 PM
    • Replies: 3
    • Views: 684
    djken
    11-20-2007, 08:58 PM Go to last post

  24. RTAA oil filter

    Started by jemawalton, 11-06-2007 09:33 AM
    3 Pages •
    1 2 3
    • Replies: 29
    • Views: 2,672
    jayguy
    11-20-2007, 06:31 PM Go to last post

  25. Question Servise password to YORK YCAJ 77 XT9

    Started by zawin, 06-26-2006 02:27 AM
    • Replies: 5
    • Views: 2,567
    bertoh
    11-19-2007, 02:39 PM Go to last post

  26. Conversion formulas

    Started by SeasonMaster, 11-15-2007 04:13 AM
    • Replies: 2
    • Views: 1,219
    SeasonMaster
    11-19-2007, 07:53 AM Go to last post

  27. raypack

    Started by gandm, 11-17-2007 10:48 PM
    • Replies: 1
    • Views: 670
    hvacpope
    11-18-2007, 07:14 PM Go to last post

  28. Noise and Drafts

    Started by techreptdh, 11-17-2007 05:38 PM
    • Replies: 3
    • Views: 524
    chillin cracker
    11-18-2007, 06:24 PM Go to last post

  29. Question Type- K or Type -J

    Started by westendmechanical, 11-18-2007 08:27 AM
    • Replies: 1
    • Views: 756
    swellmel
    11-18-2007, 08:37 AM Go to last post

  30. question about a new economiser package on old RTU

    Started by The Doctor, 11-17-2007 10:11 AM
    • Replies: 1
    • Views: 554
    griz
    11-17-2007, 04:05 PM Go to last post

  31. Trane & Honeywell

    Started by trane_stud, 11-14-2006 08:40 PM
    3 Pages •
    1 2 3
    • Replies: 34
    • Views: 6,601
    techreptdh
    11-17-2007, 03:10 PM Go to last post

  32. YK Style E service bulletins??

    Started by bertoh, 11-16-2007 03:58 PM
    1 Attachment(s)
    • Replies: 2
    • Views: 783
    bertoh
    11-17-2007, 01:29 PM Go to last post

  33. Liebert Hum calibration, RH or Abs?

    Started by D'Laine, 11-13-2007 10:42 PM
    • Replies: 2
    • Views: 564
    local602
    11-17-2007, 12:18 PM Go to last post

  34. Cool Carbon Black

    Started by PJ's cool-aid, 11-08-2007 10:27 PM
    • Replies: 6
    • Views: 775
    bustawrench1
    11-17-2007, 09:09 AM Go to last post

  35. wirsbo radiant floor heat

    Started by oldtimer2, 11-13-2007 08:54 PM
    • Replies: 1
    • Views: 539
    ISOTHERMAL
    11-16-2007, 10:20 PM Go to last post

  36. determining refrigerant charge

    Started by trev, 11-15-2007 04:17 PM
    • Replies: 3
    • Views: 786
    trev
    11-16-2007, 09:40 PM Go to last post

  37. Titus Equipment?

    Started by heaviwall, 11-16-2007 05:12 PM
    • Replies: 1
    • Views: 787
    airdata870
    11-16-2007, 09:10 PM Go to last post

  38. Command-Aire RCA 404-14.6

    Started by oldhweller, 11-16-2007 03:14 PM
    • Replies: 2
    • Views: 570
    oldhweller
    11-16-2007, 05:01 PM Go to last post

  39. Looking For CO Meter

    Started by jogas, 11-12-2007 06:30 PM
    • Replies: 2
    • Views: 637
    Jim Davis
    11-16-2007, 04:41 PM Go to last post

  40. copeland 6D compressor

    Started by lawrencep, 11-15-2007 04:08 PM
    • Replies: 5
    • Views: 801
    lawrencep
    11-16-2007, 10:56 AM Go to last post

  41. Hmm CB tubes are cracked

    Started by nazawale, 11-15-2007 06:47 AM
    • Replies: 3
    • Views: 794
    Control Man
    11-16-2007, 10:01 AM Go to last post

  42. Hmm Condensor Water Treatment

    Started by ggsekhar, 11-15-2007 12:35 PM
    • Replies: 2
    • Views: 741
    techtalker
    11-15-2007, 10:21 PM Go to last post

  43. kw = amps

    Started by hands, 11-05-2007 09:05 PM
    2 Pages •
    1 2
    • Replies: 15
    • Views: 2,119
    hvacker
    11-15-2007, 05:46 PM Go to last post

  44. Smile GeoTherm WaterFurnace Leak

    Started by braveheart51, 11-14-2007 09:49 PM
    • Replies: 4
    • Views: 972
    braveheart51
    11-15-2007, 10:13 AM Go to last post

  45. Confused compressor icing

    Started by dean stahl, 11-08-2007 09:27 PM
    • Replies: 11
    • Views: 1,748
    yotaman16
    11-15-2007, 12:04 AM Go to last post

  46. Liebert System 3

    Started by local602, 11-09-2007 10:35 PM
    2 Pages •
    1 2
    • Replies: 19
    • Views: 7,913
    freonguy
    11-14-2007, 05:23 PM Go to last post

  47. A051 Alarm on Carrier Comfortlink chiller

    Started by rusdtech, 11-13-2007 06:46 PM
    • Replies: 5
    • Views: 2,095
    airworx
    11-14-2007, 02:53 PM Go to last post

  48. Air flow problems / coil placement issues

    Started by hvacmedic, 10-18-2007 02:20 PM
    • Replies: 7
    • Views: 818
    onebadgrif
    11-14-2007, 10:35 AM Go to last post

  49. Transformer

    Started by wellhung, 11-12-2007 01:48 AM
    • Replies: 5
    • Views: 1,154
    wellhung
    11-14-2007, 12:53 AM Go to last post

  50. What Voltage can I work on.

    Started by sconorton, 11-08-2007 02:34 PM
    2 Pages •
    1 2
    • Replies: 20
    • Views: 1,986
    osiyo
    11-13-2007, 09:34 PM Go to last post
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