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Forum: Tech to Tech Chat - Commercial

FOR TECHNICAL CHAT BETWEEN INDUSTRY WORKERS ONLY. NO AOP OR DIY** This forum is for Technical Chat in the Commercial Industry and only within the limits of the Open area Rules concerning DIY. Any technical chat that goes too far will be removed or moved to the Pro Area.

  1. Sticky Thread Sticky: NO AOP posts here please. ONLY Tech to Tech chatter

    Started by Dad, 08-10-2011 04:34 PM
    • Replies: 0
    • Views: 4,166
    08-10-2011, 04:34 PM Go to last post
  1. 40+year Building.

    Started by fridg, 09-25-2014 05:10 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 654
    Today, 11:17 PM Go to last post
  2. Walk in Cooler Trouble R-409a

    Started by Bram_ltd, Today 11:37 AM
    • Replies: 11
    • Views: 144
    Today, 09:11 PM Go to last post
  3. Lennox RTU Pilot Re-ignitor 240v problem

    Started by Bram_ltd, Yesterday 12:47 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 242
    Today, 08:30 PM Go to last post
    • Replies: 2
    • Views: 126
    Today, 08:01 PM Go to last post
  4. ALC tool

    Started by ArunPandiyan, Today 05:20 AM
    • Replies: 2
    • Views: 103
    Today, 08:44 AM Go to last post
  5. full sight glass, still low on freon?

    Started by primmers, 09-20-2014 04:42 PM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 1,935
    Yesterday, 11:56 PM Go to last post
  6. Leaky receiver

    Started by Mihvactech, 09-09-2014 08:07 PM
    • Replies: 10
    • Views: 453
    Yesterday, 09:45 PM Go to last post
  7. Brazing copper to brass

    Started by OBogue, 07-28-2014 05:16 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 1,728
    Yesterday, 09:32 PM Go to last post
  8. economite conversion burner sighting

    Started by burto, 10-22-2014 04:45 PM
    • Replies: 4
    • Views: 115
    Yesterday, 09:13 PM Go to last post
  9. air dryer ?

    Started by newbe0507, Yesterday 06:30 PM
    • Replies: 2
    • Views: 97
    Yesterday, 07:08 PM Go to last post
  10. TRANSFORMATIVE WAVE

    Started by HvAckid82, 09-10-2013 08:56 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 2,151
    Yesterday, 01:09 PM Go to last post
  11. Outside air/ hydronic heating

    Started by cmechtech, 10-22-2014 05:04 PM
    • Replies: 8
    • Views: 203
    Yesterday, 06:39 AM Go to last post
  12. UV-C 24 Volt units for PTEC

    Started by STANVOL, 10-22-2014 11:08 PM
    • Replies: 0
    • Views: 90
    10-22-2014, 11:08 PM Go to last post
  13. IceCold catalyst

    Started by gulfbreeze, 09-05-2012 06:08 PM
    • Replies: 4
    • Views: 866
    10-22-2014, 10:58 PM Go to last post
  14. School District Univents

    Started by hudson73, 10-07-2014 10:13 AM
    • Replies: 1
    • Views: 252
    10-22-2014, 06:29 PM Go to last post
  15. Aaon unit

    Started by gravity, 10-20-2014 08:15 PM
    • Replies: 9
    • Views: 356
    10-22-2014, 03:35 AM Go to last post
  16. heat pump relay

    Started by btglow2894, 10-14-2014 10:27 AM
    • Replies: 8
    • Views: 385
    10-21-2014, 09:32 PM Go to last post
  17. Combustion analysis in the supermarket world

    Started by mjm88, 10-10-2014 10:45 PM
    • Replies: 8
    • Views: 392
    10-21-2014, 07:58 AM Go to last post
    • Replies: 4
    • Views: 146
    10-20-2014, 11:27 PM Go to last post
  18. Different RPM?

    Started by Timsname, 10-15-2014 08:04 PM
    • Replies: 12
    • Views: 420
    10-20-2014, 09:51 PM Go to last post
  19. oil in evaporator

    Started by Chubaca, 10-16-2014 05:00 PM
    • Replies: 6
    • Views: 352
    10-20-2014, 09:41 PM Go to last post
  20. 2b108 belts proper pulley

    Started by hvac17011, 10-17-2014 09:12 PM
    • Replies: 9
    • Views: 294
    10-20-2014, 09:33 PM Go to last post
  21. CO2 Purge for brazing?

    Started by dprimrose, 08-18-2009 10:19 PM
    9 Pages
    1 2 3 4 5 6 ... 9
    • Replies: 109
    • Views: 11,442
    10-20-2014, 06:02 PM Go to last post
  22. ACTUAL CFM LOSS

    Started by blazer, 10-19-2014 04:49 PM
    • Replies: 1
    • Views: 179
    10-20-2014, 05:28 PM Go to last post
  23. TRANE BCU - Malfunction Questions

    Started by arimco, 10-19-2014 05:24 PM
    • Replies: 2
    • Views: 148
    10-19-2014, 09:41 PM Go to last post
    • Replies: 11
    • Views: 541
    10-19-2014, 06:33 PM Go to last post
  24. Smardt Chiller Repair - Turbocor

    Started by manny238, 03-20-2013 03:21 AM
    • Replies: 8
    • Views: 1,721
    10-19-2014, 07:46 AM Go to last post
  25. York rooftop unit

    Started by sheetmtlman, 10-03-2014 10:19 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 982
    10-18-2014, 10:49 PM Go to last post
  26. Tandem Copeland Compressor Failure/POE Oil

    Started by Push It, 10-08-2014 11:36 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 910
    10-18-2014, 05:37 PM Go to last post
  27. Boiler book recommendation needed please

    Started by alikair, 10-18-2014 10:09 AM
    • Replies: 0
    • Views: 146
    10-18-2014, 10:09 AM Go to last post
  28. Condensate dripping off coil....

    Started by thirdcoast361, 09-04-2014 08:36 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 1,882
    10-17-2014, 05:55 PM Go to last post
  29. Software to Calc Racks

    Started by alexmbtkl, 10-17-2014 11:42 AM
    • Replies: 0
    • Views: 106
    10-17-2014, 11:42 AM Go to last post
  30. Work Pants

    Started by Pascone10, 05-31-2014 03:03 PM
    5 Pages
    1 2 3 4 5
    • Replies: 52
    • Views: 4,263
    10-17-2014, 08:48 AM Go to last post
  31. cap tube to txv link needed..

    Started by primmers, 10-15-2014 10:49 PM
    • Replies: 12
    • Views: 330
    10-16-2014, 10:08 PM Go to last post
  32. trane voyager rtu dehumidification question

    Started by heatman91, 10-16-2014 07:38 PM
    • Replies: 1
    • Views: 152
    10-16-2014, 09:36 PM Go to last post
  33. Fulton pulse boilers

    Started by Luke84, 03-12-2012 06:04 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,671
    10-16-2014, 04:44 PM Go to last post
  34. Lennox gcs24-813

    Started by Magoo83, 10-15-2014 02:54 PM
    • Replies: 5
    • Views: 229
    10-16-2014, 10:26 AM Go to last post
  35. Ice Machine backflow preventer

    Started by acman17, 10-08-2014 11:04 PM
    • Replies: 3
    • Views: 330
    10-16-2014, 03:27 AM Go to last post
  36. This is why Preventive Maintenance is a waste of money.

    Started by Mike19, 08-21-2014 12:16 AM
    5 Pages
    1 2 3 4 5
    • Replies: 64
    • Views: 4,202
    10-15-2014, 10:52 PM Go to last post
  37. Condensate drain pan

    Started by sirweldalot, 09-19-2014 06:27 PM
    • Replies: 2
    • Views: 352
    10-15-2014, 07:02 PM Go to last post
  38. Bard 3.5 ton wall hung

    Started by biggi, 09-18-2014 10:53 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 573
    10-15-2014, 06:59 PM Go to last post
  39. R-12 Manifold

    Started by JohnTinaEsparza, 10-12-2014 09:49 PM
    • Replies: 12
    • Views: 391
    10-14-2014, 05:36 PM Go to last post
  40. York service manual

    Started by rhumbard, 10-12-2014 08:49 PM
    • Replies: 11
    • Views: 504
    10-13-2014, 07:06 PM Go to last post
    • Replies: 2
    • Views: 198
    10-12-2014, 03:39 PM Go to last post
  41. Start up on CVHE Trane Chiller

    Started by bobbystew64, 10-10-2014 11:29 PM
    • Replies: 6
    • Views: 431
    10-11-2014, 10:59 PM Go to last post
  42. carrier RTU coil gone bad

    Started by jxw9634, 10-07-2014 08:32 PM
    • Replies: 9
    • Views: 512
    10-11-2014, 03:28 PM Go to last post
  43. Lint in condenser

    Started by DCfan, 10-05-2014 12:09 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 786
    10-11-2014, 03:03 PM Go to last post
  44. Condensate drain on 125 ton rooftop

    Started by Solstice, 10-08-2014 04:49 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 1,036
    10-11-2014, 09:19 AM Go to last post
  45. electronic expansion valves

    Started by jakes56, 10-02-2014 08:38 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 722
    10-10-2014, 10:50 PM Go to last post
  46. Burner controls

    Started by Mihvactech, 10-09-2014 05:47 PM
    • Replies: 0
    • Views: 212
    10-09-2014, 05:47 PM Go to last post

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