1. Announcement:
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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 Threads

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

    Started by Dad, 08-10-2011 04:34 PM
    • Replies: 0
    • Views: 6,324
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Need info for a economizer Trane Ysc048

    Started by billymons, 11-18-2013 05:32 PM
    • Replies: 4
    • Views: 1,058
    11-19-2013, 08:19 PM Go to last post
    • Replies: 0
    • Views: 365
    11-18-2013, 09:09 PM Go to last post
  3. hvac maintenance supervisor

    Started by Joe Lewis, 11-18-2013 04:35 PM
    • Replies: 2
    • Views: 621
    11-18-2013, 07:46 PM Go to last post
  4. York heat lockout... driving me nuts

    Started by coolerik, 11-18-2013 04:39 PM
    • Replies: 3
    • Views: 500
    11-18-2013, 07:27 PM Go to last post
  5. 1964 Trane Chiller

    Started by manny238, 11-17-2013 01:20 AM
    • Replies: 4
    • Views: 1,082
    11-18-2013, 02:01 PM Go to last post
  6. RF Waveguide Feedthrough??

    Started by cvcsmkr, 11-15-2013 03:47 PM
    • Replies: 4
    • Views: 791
    11-17-2013, 09:24 PM Go to last post
  7. Downflow noise

    Started by wolfstrike, 11-17-2013 06:11 PM
    • Replies: 1
    • Views: 450
    11-17-2013, 06:34 PM Go to last post
  8. Tape or dope

    Started by laszer99, 11-11-2013 07:31 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,713
    11-17-2013, 01:58 PM Go to last post
  9. Question about Water Source Heatpumps

    Started by hvacsolutions, 11-05-2013 03:09 PM
    • Replies: 6
    • Views: 712
    11-17-2013, 01:56 PM Go to last post
  10. Chicago Ventilation Requirements

    Started by Psychropath88, 11-15-2013 12:12 PM
    • Replies: 8
    • Views: 985
    11-15-2013, 06:19 PM Go to last post
  11. Soft Start or VFD for Trane RT

    Started by ChristopherN91, 10-31-2013 05:49 PM
    • Replies: 10
    • Views: 1,329
    11-15-2013, 05:59 PM Go to last post
  12. Need help in a simple question.

    Started by soldier78, 11-13-2013 09:11 AM
    • Replies: 9
    • Views: 740
    11-15-2013, 05:39 PM Go to last post
  13. RTAC 155 Evaporator bundle

    Started by augiedawg, 10-30-2013 01:10 PM
    • Replies: 2
    • Views: 510
    11-15-2013, 09:43 AM Go to last post
  14. YORK D2EG036N07925D RTU

    Started by spirtech, 11-13-2013 09:18 PM
    • Replies: 10
    • Views: 1,025
    11-14-2013, 11:27 PM Go to last post
  15. Torching evaps

    Started by leaker2, 10-23-2013 09:23 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 70
    • Views: 5,228
    11-14-2013, 04:58 PM Go to last post
  16. Cooling for high heat load space

    Started by Korot, 11-13-2013 09:32 AM
    • Replies: 7
    • Views: 685
    11-14-2013, 12:40 PM Go to last post
  17. Souix concrete water heater

    Started by Sam-at-foss, 11-14-2013 02:18 AM
    • Replies: 0
    • Views: 273
    11-14-2013, 02:18 AM Go to last post
  18. Didn't know a package unit could make so much ice!!!

    Started by hvacguy99, 11-05-2013 09:18 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 2,043
    11-14-2013, 12:22 AM Go to last post
  19. Does tracer summit have a auto mode changeover?

    Started by Dale2sky, 11-13-2013 04:56 PM
    • Replies: 5
    • Views: 575
    11-13-2013, 10:03 PM Go to last post
  20. 10/15 dg. and -20C walk in R-404a?

    Started by Ken11, 11-13-2013 07:31 PM
    • Replies: 0
    • Views: 335
    11-13-2013, 07:31 PM Go to last post
  21. Charging Units

    Started by hands, 11-12-2013 08:26 PM
    • Replies: 2
    • Views: 532
    11-13-2013, 08:42 AM Go to last post
  22. Daikin VRV

    Started by ChaseW, 05-27-2012 10:05 AM
    4 Pages
    1 2 3 4
    • Replies: 49
    • Views: 9,074
    11-13-2013, 07:35 AM Go to last post
  23. Trane Guard pack replacement lit./ question

    Started by cptrdbrd, 11-12-2013 11:40 AM
    • Replies: 3
    • Views: 546
    11-13-2013, 07:15 AM Go to last post
  24. Confused Sulphur dioxide recovery

    Started by hvacmontana, 11-12-2013 05:23 PM
    • Replies: 4
    • Views: 961
    11-13-2013, 07:15 AM Go to last post
  25. Frown Don't you hate bad classes / Seminars ?? a rant

    Started by tuba, 10-30-2013 10:05 PM
    • Replies: 12
    • Views: 1,002
    11-13-2013, 07:06 AM Go to last post
  26. how to unstuck a two phase compressor

    Started by coolbrentie, 11-09-2013 12:12 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,038
    11-12-2013, 11:01 PM Go to last post
  27. Aircraft fuselage

    Started by coolinggod5, 11-11-2013 07:40 PM
    • Replies: 4
    • Views: 724
    11-12-2013, 06:30 PM Go to last post
  28. N30 Help Desperately Needed

    Started by lifechurchgh, 11-11-2013 01:30 PM
    • Replies: 3
    • Views: 440
    11-12-2013, 09:19 AM Go to last post
    • Replies: 4
    • Views: 2,152
    11-11-2013, 06:25 PM Go to last post
  29. WSHP tower in the North East winter

    Started by turbo50mike, 11-02-2013 04:52 PM
    • Replies: 11
    • Views: 892
    11-11-2013, 02:40 PM Go to last post
  30. Andover Continuum

    Started by swordfish0317, 11-10-2013 02:51 PM
    • Replies: 0
    • Views: 534
    11-10-2013, 02:51 PM Go to last post
  31. McQuay Economizer issue

    Started by Latent Cond, 11-09-2013 08:38 PM
    • Replies: 5
    • Views: 1,103
    11-10-2013, 12:22 PM Go to last post
  32. Tech support

    Started by Mooshman812, 11-05-2013 10:27 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,427
    11-10-2013, 10:32 AM Go to last post
  33. Metasys DDC system help

    Started by Iceman_pdx, 10-31-2013 10:11 PM
    • Replies: 3
    • Views: 562
    11-10-2013, 01:42 AM Go to last post
  34. Amprobe test equipment

    Started by technician57, 11-09-2013 01:24 PM
    • Replies: 3
    • Views: 572
    11-09-2013, 07:02 PM Go to last post
  35. Lennox GCS16-411-100-3 parts list

    Started by h2ofun, 11-09-2013 12:02 PM
    • Replies: 0
    • Views: 606
    11-09-2013, 12:02 PM Go to last post
  36. UA Local 787

    Started by Apprenticanic, 11-07-2013 08:58 PM
    • Replies: 6
    • Views: 1,112
    11-08-2013, 11:19 PM Go to last post
    • Replies: 7
    • Views: 2,813
    11-08-2013, 10:44 AM Go to last post
  37. Poll Poll: VRF Systems - Would you recommend one?

    Started by hcong, 12-03-2012 01:41 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,337
    11-08-2013, 08:10 AM Go to last post
  38. GSHP vs Carrier Infinity with Greenspeed/ Cost comparison

    Started by tipsrfine, 07-28-2013 08:19 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,065
    11-08-2013, 07:54 AM Go to last post
  39. Confused Copeland scroll question???

    Started by helgy, 11-07-2013 01:00 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,685
    11-08-2013, 12:22 AM Go to last post
  40. RTU Insulation

    Started by mirfgtech, 11-05-2013 03:20 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,501
    11-07-2013, 10:41 PM Go to last post
    • Replies: 4
    • Views: 969
    11-06-2013, 10:41 PM Go to last post
  41. solid state contactors

    Started by shellkamp, 11-05-2013 08:10 PM
    • Replies: 3
    • Views: 480
    11-05-2013, 08:45 PM Go to last post
  42. Filter Resistance Calculations given Airflow

    Started by filterguy6809, 11-01-2013 10:21 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,199
    11-04-2013, 03:14 PM Go to last post
  43. York YPAL eco 2 passwords

    Started by Pete Mccarthy, 11-04-2013 11:31 AM
    • Replies: 0
    • Views: 398
    11-04-2013, 11:31 AM Go to last post
  44. 7800 burner control intermittent lockout

    Started by spyder00087, 10-25-2013 06:01 PM
    • Replies: 4
    • Views: 666
    11-03-2013, 11:09 PM Go to last post
  45. Txv adjustment help

    Started by Iceman_pdx, 10-20-2013 10:12 AM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 4,246
    11-03-2013, 10:27 PM Go to last post
  46. paragon 9145 digital timer?

    Started by reeferskipper, 11-03-2013 06:04 PM
    • Replies: 2
    • Views: 399
    11-03-2013, 08:38 PM Go to last post

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