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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: 12,508
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,714
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Chill Water Pump / backward pressures

    Started by WLAC, 05-05-2008 09:54 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,317
    05-12-2008, 09:15 PM Go to last post
  3. Line set design / length question.

    Started by Grawburg, 05-11-2008 08:09 AM
    • Replies: 5
    • Views: 1,010
    05-12-2008, 09:03 PM Go to last post
  4. Mini Splits

    Started by heath014, 05-12-2008 03:52 PM
    • Replies: 0
    • Views: 696
    05-12-2008, 03:52 PM Go to last post
  5. Confused Trane cvhe jacking bolts

    Started by DITAW, 05-10-2008 01:36 PM
    • Replies: 8
    • Views: 1,635
    05-12-2008, 03:23 PM Go to last post
  6. Danfoss VLT6000

    Started by Tech Rob, 05-10-2008 06:43 PM
    • Replies: 8
    • Views: 1,521
    05-12-2008, 11:19 AM Go to last post
  7. Lazy-H

    Started by desroches, 05-11-2008 12:09 PM
    • Replies: 2
    • Views: 885
    05-12-2008, 12:30 AM Go to last post
  8. Capacity Control On Carrier RTU

    Started by Entity, 05-08-2008 08:40 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,608
    05-11-2008, 03:35 PM Go to last post
  9. LG Ductless Split

    Started by acguy25, 05-08-2008 09:19 PM
    • Replies: 1
    • Views: 904
    05-11-2008, 12:25 PM Go to last post
  10. Question for Mcquay Techs.

    Started by DITAW, 05-10-2008 10:32 PM
    • Replies: 2
    • Views: 1,000
    05-11-2008, 09:50 AM Go to last post
  11. Internal Compressor Issue

    Started by Shooter Trouble, 05-08-2008 02:08 PM
    • Replies: 7
    • Views: 1,108
    05-11-2008, 07:53 AM Go to last post
  12. Any Las Vegas Techs Here?

    Started by Tech07, 05-07-2008 11:05 PM
    • Replies: 2
    • Views: 664
    05-11-2008, 07:38 AM Go to last post
  13. Arrow union or non union

    Started by greenhornetn, 05-01-2008 04:58 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 5,418
    05-11-2008, 07:26 AM Go to last post
  14. Step by Step Procedures

    Started by Psychler, 05-08-2008 04:57 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,216
    05-10-2008, 06:46 PM Go to last post
  15. Confused york wiring schematics

    Started by ptrck, 05-10-2008 12:24 AM
    • Replies: 1
    • Views: 3,663
    05-10-2008, 01:00 AM Go to last post
  16. parker system

    Started by scottiedawg, 03-21-2008 07:49 PM
    • Replies: 12
    • Views: 2,052
    05-09-2008, 11:20 PM Go to last post
  17. Oil disappearing act

    Started by rotaryfrk, 05-09-2008 01:30 PM
    • Replies: 0
    • Views: 713
    05-09-2008, 01:30 PM Go to last post
  18. Circuit 2 Compressor pulls into vaccum

    Started by addamsmasher, 05-06-2008 09:31 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,158
    05-08-2008, 10:21 PM Go to last post
  19. Hmm Carrier Absorber

    Started by chillerguru, 05-08-2008 12:45 AM
    • Replies: 2
    • Views: 1,121
    05-08-2008, 10:17 PM Go to last post
  20. changing oil after burnouts

    Started by ctdl2003, 05-07-2008 10:33 PM
    • Replies: 5
    • Views: 1,047
    05-08-2008, 09:36 PM Go to last post
  21. Confused Trane Voyager Condenser Coil Changeout

    Started by John Culpepper, 05-07-2008 09:48 PM
    • Replies: 7
    • Views: 1,846
    05-08-2008, 08:48 PM Go to last post
  22. Hermetic Compressor Disposal

    Started by madhat, 05-06-2008 01:34 PM
    • Replies: 11
    • Views: 3,583
    05-08-2008, 06:15 PM Go to last post
  23. Cooling Towers In Miami

    Started by Carnak, 05-03-2008 07:35 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,622
    05-07-2008, 07:42 PM Go to last post
  24. Confused York Liquid Chiller Problem.

    Started by kanodogg, 05-03-2008 07:30 AM
    • Replies: 9
    • Views: 4,792
    05-07-2008, 07:15 PM Go to last post
  25. Roll on scale

    Started by r404a, 05-07-2008 12:02 AM
    • Replies: 1
    • Views: 777
    05-07-2008, 05:58 PM Go to last post
  26. 407c top-off

    Started by toy501, 05-06-2008 02:52 AM
    • Replies: 3
    • Views: 1,628
    05-07-2008, 05:58 PM Go to last post
  27. Drain pan problem

    Started by ncboston, 04-29-2008 06:59 AM
    • Replies: 8
    • Views: 1,442
    05-07-2008, 04:25 PM Go to last post
  28. BDP info needed

    Started by rikv77, 05-07-2008 09:54 AM
    • Replies: 8
    • Views: 2,414
    05-07-2008, 04:14 PM Go to last post
  29. Question BDP info needed

    Started by rikv77, 05-07-2008 09:56 AM
    • Replies: 0
    • Views: 561
    05-07-2008, 09:56 AM Go to last post
  30. seasons 4

    Started by jaybee, 05-05-2008 09:18 PM
    • Replies: 1
    • Views: 1,135
    05-07-2008, 02:56 AM Go to last post
  31. pvc chilled water piping

    Started by Ordzilla, 05-05-2008 06:44 PM
    • Replies: 4
    • Views: 1,741
    05-06-2008, 10:45 PM Go to last post
  32. Trane t-stat

    Started by cfcitywide, 05-05-2008 11:44 PM
    • Replies: 10
    • Views: 1,573
    05-06-2008, 10:23 PM Go to last post
  33. Trane lit #CTVH-GMS-01

    Started by chillrdude, 05-05-2008 09:40 PM
    • Replies: 5
    • Views: 2,018
    05-06-2008, 10:06 PM Go to last post
  34. RTAA exv motor

    Started by PJ's cool-aid, 05-05-2008 09:12 PM
    • Replies: 3
    • Views: 1,529
    05-06-2008, 10:02 PM Go to last post
  35. Help! Trane info. required

    Started by Estevao, 05-06-2008 05:17 PM
    • Replies: 4
    • Views: 1,003
    05-06-2008, 08:54 PM Go to last post
  36. motor replacement troubles

    Started by hvac17011, 01-11-2007 08:36 PM
    • Replies: 7
    • Views: 1,655
    05-06-2008, 01:22 PM Go to last post
  37. proper way to connect copper tubing to aluminum?

    Started by moyerboy2, 04-29-2008 09:49 PM
    • Replies: 10
    • Views: 9,524
    05-05-2008, 10:16 PM Go to last post
  38. Replaced a Compressor in a 26yr.WSHP

    Started by madhat, 05-04-2008 09:41 PM
    • Replies: 4
    • Views: 1,495
    05-05-2008, 08:15 PM Go to last post
  39. 265 volts single phase

    Started by Dallas Duster, 04-20-2008 10:16 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 16,692
    05-05-2008, 01:30 AM Go to last post
    • Replies: 1
    • Views: 1,300
    05-04-2008, 09:29 PM Go to last post
  40. Confused York "Magnetic" Personality

    Started by LGtonnagetech, 04-28-2008 08:00 PM
    • Replies: 4
    • Views: 1,217
    05-04-2008, 07:49 PM Go to last post
  41. Trane Statitrac

    Started by atmosphere, 04-28-2008 09:08 PM
    • Replies: 4
    • Views: 3,043
    05-04-2008, 02:16 PM Go to last post
  42. cvhf vane arm roll pin

    Started by sabre11134, 04-28-2008 08:08 PM
    • Replies: 5
    • Views: 1,307
    05-03-2008, 09:35 PM Go to last post
  43. Had 5 month old VFD go out tuesday.

    Started by John Culpepper, 05-01-2008 11:08 PM
    • Replies: 5
    • Views: 1,218
    05-03-2008, 05:28 PM Go to last post
  44. Mufflers?

    Started by dr_justice, 05-01-2008 03:01 PM
    • Replies: 11
    • Views: 1,337
    05-03-2008, 11:15 AM Go to last post
  45. Confused Carrier 30HK 040 630 Chiller tripping

    Started by sanantoniotech, 05-01-2008 04:07 PM
    • Replies: 3
    • Views: 1,593
    05-03-2008, 11:07 AM Go to last post
  46. motorized and volume dampers

    Started by davebab, 04-30-2008 09:00 AM
    • Replies: 5
    • Views: 3,909
    05-02-2008, 10:37 PM Go to last post
  47. humidity control

    Started by 2muchinfo, 05-02-2005 03:39 PM
    • Replies: 9
    • Views: 2,170
    05-02-2008, 10:26 PM Go to last post
  48. York Chiller Lock-out

    Started by marauderx, 03-05-2008 02:41 PM
    • Replies: 8
    • Views: 2,639
    05-02-2008, 10:17 PM Go to last post
    • Replies: 5
    • Views: 980
    05-02-2008, 07:52 PM Go to last post
  49. which supply register is "quiet-est"?

    Started by Mikeylikesit, 04-25-2008 11:58 AM
    • Replies: 10
    • Views: 10,865
    05-02-2008, 12:50 PM Go to last post

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