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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: 3,919
    08-10-2011, 04:34 PM Go to last post
  1. How to move rooftop units....

    Started by spoonplug, 08-22-2005 10:36 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,985
    09-05-2005, 09:29 PM Go to last post
  2. Need Bard wall package parts; where?

    Started by spoonplug, 02-03-2007 10:50 PM
    • Replies: 3
    • Views: 1,145
    02-04-2007, 10:22 PM Go to last post
  3. Electronic control cabinet coolers

    Started by spoonplug, 04-03-2007 04:46 PM
    • Replies: 3
    • Views: 695
    04-08-2007, 12:02 PM Go to last post
  4. Which Hvac service contract software?

    Started by spoonplug, 05-04-2007 11:58 PM
    • Replies: 0
    • Views: 680
    05-04-2007, 11:58 PM Go to last post
  5. How do I price a 5 year service contract?

    Started by spoonplug, 01-22-2007 11:31 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,271
    03-25-2008, 09:16 AM Go to last post
  6. Dilution OSA

    Started by ACFIXR, 08-11-2011 10:12 PM
    • Replies: 2
    • Views: 1,105
    08-12-2011, 03:07 AM Go to last post
  7. Economizer for split system

    Started by timjimbob, 08-12-2011 10:45 AM
    • Replies: 4
    • Views: 3,586
    08-12-2011, 10:19 PM Go to last post
  8. Carrier 30RA Thermistor

    Started by matija456, 08-10-2011 05:25 PM
    • Replies: 11
    • Views: 2,474
    08-13-2011, 06:09 AM Go to last post
  9. for lack of a better pace

    Started by stonewallred, 08-12-2011 09:46 AM
    • Replies: 9
    • Views: 1,473
    08-14-2011, 12:19 PM Go to last post
  10. Confused cutting into double-wall duct

    Started by sethmarx, 08-13-2011 03:22 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,143
    08-14-2011, 08:31 PM Go to last post
  11. york dm150

    Started by dave sulz, 08-15-2011 06:07 PM
    • Replies: 0
    • Views: 796
    08-15-2011, 06:07 PM Go to last post
  12. Liebert model number?

    Started by skibme, 08-15-2011 10:01 AM
    • Replies: 3
    • Views: 1,068
    08-15-2011, 07:18 PM Go to last post
  13. cooling tower fan control

    Started by monkeyman#1, 08-15-2011 08:07 PM
    • Replies: 6
    • Views: 1,324
    08-16-2011, 04:21 PM Go to last post
  14. 410a P.O.E. Oil

    Started by gegiroux, 08-14-2011 02:41 PM
    • Replies: 10
    • Views: 1,401
    08-16-2011, 08:51 PM Go to last post
  15. Confused York 2 stage 10 ton unit freezing up

    Started by sharky55, 08-15-2011 01:57 PM
    • Replies: 9
    • Views: 1,625
    08-17-2011, 11:52 AM Go to last post
  16. Variable frequency Drive

    Started by blazey10, 08-11-2011 09:37 PM
    • Replies: 8
    • Views: 1,455
    08-17-2011, 07:39 PM Go to last post
  17. Question Sanyo VRF Can it be dissasembled?

    Started by grego, 08-12-2011 09:13 AM
    • Replies: 12
    • Views: 1,321
    08-17-2011, 08:55 PM Go to last post
  18. 1st Year apprentice

    Started by BeEasy49, 08-17-2011 12:37 AM
    • Replies: 6
    • Views: 1,430
    08-17-2011, 09:07 PM Go to last post
  19. Steam Boiler Feed Pump Location

    Started by baggos, 08-18-2011 09:04 AM
    • Replies: 1
    • Views: 903
    08-18-2011, 07:55 PM Go to last post
  20. Confused Condo Heat Pump

    Started by sultan, 08-19-2011 06:49 AM
    • Replies: 1
    • Views: 1,145
    08-19-2011, 02:16 PM Go to last post
  21. Chiller surging - need your expertise

    Started by Sancho Pancho, 07-28-2009 06:46 PM
    2 Pages
    1 2
    19xr, carrier chiller, chiller, chiller trouble, surge, surging
    • Replies: 23
    • Views: 5,799
    08-19-2011, 05:01 PM Go to last post
  22. Measuring Oil Pressure

    Started by WFL-TX, 07-17-2011 09:21 AM
    • Replies: 8
    • Views: 1,987
    08-19-2011, 08:23 PM Go to last post
  23. Lennox Gurus

    Started by 1-Hvacdoc, 08-20-2011 09:53 AM
    • Replies: 4
    • Views: 1,471
    08-20-2011, 09:58 PM Go to last post
  24. Looking for old duct sealing spray system for renovation job.

    Started by Rhizzlebop, 12-01-2010 02:57 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,721
    08-20-2011, 11:45 PM Go to last post
  25. Y 199 manual needed

    Started by skibme, 06-29-2010 08:25 PM
    • Replies: 8
    • Views: 1,336
    08-21-2011, 02:34 PM Go to last post
  26. ge trane rtu

    Started by timjimbob, 08-18-2011 03:53 PM
    • Replies: 4
    • Views: 1,283
    08-21-2011, 07:21 PM Go to last post
  27. If your internal overload stats are bad..

    Started by freonr22, 08-19-2011 01:18 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,992
    08-22-2011, 04:42 PM Go to last post
  28. Varitrane VCBCO272Z00FA00 VAV

    Started by hvacpope, 08-16-2011 05:28 PM
    • Replies: 2
    • Views: 511
    08-22-2011, 05:13 PM Go to last post
  29. low oil pressure 30 ton copeland recip

    Started by post time, 08-18-2011 10:31 AM
    • Replies: 12
    • Views: 1,747
    08-22-2011, 05:14 PM Go to last post
  30. Wink RTAA213 Trane chiller dip switch settings

    Started by kanhengap, 08-22-2011 04:35 AM
    • Replies: 4
    • Views: 1,417
    08-23-2011, 04:59 AM Go to last post
  31. trane 50ton package unit

    Started by dave sulz, 08-22-2011 05:22 PM
    • Replies: 2
    • Views: 574
    08-23-2011, 07:05 AM Go to last post
  32. Trane Commercial self-contained

    Started by manny238, 08-22-2011 10:22 PM
    • Replies: 4
    • Views: 1,521
    08-23-2011, 07:33 PM Go to last post
  33. Lennox GCS16-1603 TXV issues

    Started by tim_nd28, 07-29-2011 09:28 PM
    • Replies: 11
    • Views: 3,002
    08-24-2011, 03:17 AM Go to last post
  34. txv brazing techniques

    Started by mizzouhvac, 06-19-2011 08:56 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 6,669
    08-24-2011, 11:37 PM Go to last post
  35. Start Capacitor

    Started by hands, 08-19-2011 07:11 PM
    • Replies: 4
    • Views: 1,122
    08-25-2011, 09:19 AM Go to last post
  36. Confused Just need some help investigating

    Started by D&QUnique, 08-13-2011 11:50 PM
    • Replies: 9
    • Views: 1,079
    08-25-2011, 05:10 PM Go to last post
  37. Hmm Cold shot

    Started by bedlite2, 08-25-2011 11:20 AM
    • Replies: 4
    • Views: 531
    08-25-2011, 11:23 PM Go to last post
  38. cleaver brooks

    Started by BOP, 08-26-2011 09:12 AM
    • Replies: 0
    • Views: 646
    08-26-2011, 09:12 AM Go to last post
  39. Ruud package unit blower need higher RPM?

    Started by koolerdude, 08-27-2011 06:10 AM
    • Replies: 1
    • Views: 764
    08-27-2011, 09:19 AM Go to last post
  40. Problems w/ YCAJ66XT8-46PB

    Started by smg614, 08-25-2011 03:03 PM
    • Replies: 1
    • Views: 618
    08-27-2011, 02:09 PM Go to last post
  41. Heat exchanger configuration

    Started by Pion, 08-25-2011 09:08 PM
    • Replies: 5
    • Views: 594
    08-27-2011, 11:44 PM Go to last post
  42. carrier heat pump

    Started by menaphnx, 08-27-2011 11:32 PM
    • Replies: 4
    • Views: 523
    08-28-2011, 12:23 AM Go to last post
  43. One unloader or two?

    Started by turbo50mike, 08-25-2011 12:01 PM
    • Replies: 6
    • Views: 856
    08-28-2011, 07:38 PM Go to last post
  44. Problems with Rebuilt Copelands

    Started by basprofessional, 08-20-2011 06:00 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,710
    08-29-2011, 07:08 AM Go to last post
  45. sheave replacement

    Started by rucomfy101, 08-28-2011 09:15 AM
    • Replies: 5
    • Views: 1,044
    08-29-2011, 02:51 PM Go to last post
  46. Where did it go?

    Started by timjimbob, 08-29-2011 02:04 PM
    • Replies: 1
    • Views: 458
    08-29-2011, 09:17 PM Go to last post
  47. 06D compresor presures

    Started by GuitarDan, 08-20-2011 01:46 AM
    • Replies: 10
    • Views: 1,573
    08-30-2011, 03:06 AM Go to last post
  48. York P-Series oil pressure falling.

    Started by mlzuidema, 08-25-2011 08:14 PM
    • Replies: 3
    • Views: 1,076
    08-30-2011, 08:09 AM Go to last post
  49. Confused Hard Shutoff TXV on a heat pump

    Started by gbfromsd, 08-30-2011 07:34 PM
    • Replies: 0
    • Views: 466
    08-30-2011, 07:34 PM Go to last post
  50. AAF air filters

    Started by james mo, 08-29-2011 08:51 PM
    • Replies: 1
    • Views: 466
    08-30-2011, 07:41 PM Go to last post

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