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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: 5,856
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. How to move rooftop units....

    Started by spoonplug, 08-22-2005 10:36 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 4,867
    09-05-2005, 09:29 PM Go to last post
  3. Need Bard wall package parts; where?

    Started by spoonplug, 02-03-2007 11:50 PM
    • Replies: 3
    • Views: 1,352
    02-04-2007, 11:22 PM Go to last post
  4. Electronic control cabinet coolers

    Started by spoonplug, 04-03-2007 04:46 PM
    • Replies: 3
    • Views: 890
    04-08-2007, 12:02 PM Go to last post
  5. Which Hvac service contract software?

    Started by spoonplug, 05-04-2007 11:58 PM
    • Replies: 0
    • Views: 874
    05-04-2007, 11:58 PM Go to last post
  6. How do I price a 5 year service contract?

    Started by spoonplug, 01-22-2007 12:31 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,798
    03-25-2008, 09:16 AM Go to last post
  7. Dilution OSA

    Started by ACFIXR, 08-11-2011 10:12 PM
    • Replies: 2
    • Views: 1,407
    08-12-2011, 03:07 AM Go to last post
  8. Economizer for split system

    Started by timjimbob, 08-12-2011 10:45 AM
    • Replies: 4
    • Views: 4,742
    08-12-2011, 10:19 PM Go to last post
  9. Carrier 30RA Thermistor

    Started by matija456, 08-10-2011 05:25 PM
    • Replies: 11
    • Views: 3,009
    08-13-2011, 06:09 AM Go to last post
  10. for lack of a better pace

    Started by stonewallred, 08-12-2011 09:46 AM
    • Replies: 9
    • Views: 1,717
    08-14-2011, 12:19 PM Go to last post
  11. Confused cutting into double-wall duct

    Started by sethmarx, 08-13-2011 03:22 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,613
    08-14-2011, 08:31 PM Go to last post
  12. york dm150

    Started by dave sulz, 08-15-2011 06:07 PM
    • Replies: 0
    • Views: 975
    08-15-2011, 06:07 PM Go to last post
  13. Liebert model number?

    Started by skibme, 08-15-2011 10:01 AM
    • Replies: 3
    • Views: 1,235
    08-15-2011, 07:18 PM Go to last post
  14. cooling tower fan control

    Started by monkeyman#1, 08-15-2011 08:07 PM
    • Replies: 6
    • Views: 1,554
    08-16-2011, 04:21 PM Go to last post
  15. 410a P.O.E. Oil

    Started by gegiroux, 08-14-2011 02:41 PM
    • Replies: 10
    • Views: 1,611
    08-16-2011, 08:51 PM Go to last post
  16. Confused York 2 stage 10 ton unit freezing up

    Started by sharky55, 08-15-2011 01:57 PM
    • Replies: 9
    • Views: 1,873
    08-17-2011, 11:52 AM Go to last post
  17. Variable frequency Drive

    Started by blazey10, 08-11-2011 09:37 PM
    • Replies: 8
    • Views: 1,700
    08-17-2011, 07:39 PM Go to last post
  18. Question Sanyo VRF Can it be dissasembled?

    Started by grego, 08-12-2011 09:13 AM
    • Replies: 12
    • Views: 1,667
    08-17-2011, 08:55 PM Go to last post
  19. 1st Year apprentice

    Started by BeEasy49, 08-17-2011 12:37 AM
    • Replies: 6
    • Views: 1,695
    08-17-2011, 09:07 PM Go to last post
  20. Steam Boiler Feed Pump Location

    Started by baggos, 08-18-2011 09:04 AM
    • Replies: 1
    • Views: 1,039
    08-18-2011, 07:55 PM Go to last post
  21. Confused Condo Heat Pump

    Started by sultan, 08-19-2011 06:49 AM
    • Replies: 1
    • Views: 1,452
    08-19-2011, 02:16 PM Go to last post
  22. 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: 7,018
    08-19-2011, 05:01 PM Go to last post
  23. Measuring Oil Pressure

    Started by WFL-TX, 07-17-2011 09:21 AM
    • Replies: 8
    • Views: 2,449
    08-19-2011, 08:23 PM Go to last post
  24. Lennox Gurus

    Started by 1-Hvacdoc, 08-20-2011 09:53 AM
    • Replies: 4
    • Views: 2,084
    08-20-2011, 09:58 PM Go to last post
  25. Looking for old duct sealing spray system for renovation job.

    Started by Rhizzlebop, 12-01-2010 03:57 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 3,343
    08-20-2011, 11:45 PM Go to last post
  26. Y 199 manual needed

    Started by skibme, 06-29-2010 08:25 PM
    • Replies: 8
    • Views: 1,638
    08-21-2011, 02:34 PM Go to last post
  27. ge trane rtu

    Started by timjimbob, 08-18-2011 03:53 PM
    • Replies: 4
    • Views: 1,527
    08-21-2011, 07:21 PM Go to last post
  28. If your internal overload stats are bad..

    Started by freonr22, 08-19-2011 01:18 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,361
    08-22-2011, 04:42 PM Go to last post
  29. Varitrane VCBCO272Z00FA00 VAV

    Started by hvacpope, 08-16-2011 05:28 PM
    • Replies: 2
    • Views: 652
    08-22-2011, 05:13 PM Go to last post
  30. low oil pressure 30 ton copeland recip

    Started by post time, 08-18-2011 10:31 AM
    • Replies: 12
    • Views: 2,033
    08-22-2011, 05:14 PM Go to last post
  31. Wink RTAA213 Trane chiller dip switch settings

    Started by kanhengap, 08-22-2011 04:35 AM
    • Replies: 4
    • Views: 1,722
    08-23-2011, 04:59 AM Go to last post
  32. trane 50ton package unit

    Started by dave sulz, 08-22-2011 05:22 PM
    • Replies: 2
    • Views: 733
    08-23-2011, 07:05 AM Go to last post
  33. Trane Commercial self-contained

    Started by manny238, 08-22-2011 10:22 PM
    • Replies: 4
    • Views: 1,749
    08-23-2011, 07:33 PM Go to last post
  34. Lennox GCS16-1603 TXV issues

    Started by tim_nd28, 07-29-2011 09:28 PM
    • Replies: 11
    • Views: 3,530
    08-24-2011, 03:17 AM Go to last post
  35. txv brazing techniques

    Started by mizzouhvac, 06-19-2011 08:56 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 8,155
    08-24-2011, 11:37 PM Go to last post
  36. Start Capacitor

    Started by hands, 08-19-2011 07:11 PM
    • Replies: 4
    • Views: 1,290
    08-25-2011, 09:19 AM Go to last post
  37. Confused Just need some help investigating

    Started by D&QUnique, 08-13-2011 11:50 PM
    • Replies: 9
    • Views: 1,293
    08-25-2011, 05:10 PM Go to last post
  38. Hmm Cold shot

    Started by bedlite2, 08-25-2011 11:20 AM
    • Replies: 4
    • Views: 730
    08-25-2011, 11:23 PM Go to last post
  39. cleaver brooks

    Started by BOP, 08-26-2011 09:12 AM
    • Replies: 0
    • Views: 789
    08-26-2011, 09:12 AM Go to last post
  40. Ruud package unit blower need higher RPM?

    Started by koolerdude, 08-27-2011 06:10 AM
    • Replies: 1
    • Views: 874
    08-27-2011, 09:19 AM Go to last post
  41. Problems w/ YCAJ66XT8-46PB

    Started by smg614, 08-25-2011 03:03 PM
    • Replies: 1
    • Views: 787
    08-27-2011, 02:09 PM Go to last post
  42. Heat exchanger configuration

    Started by Pion, 08-25-2011 09:08 PM
    • Replies: 5
    • Views: 786
    08-27-2011, 11:44 PM Go to last post
  43. carrier heat pump

    Started by menaphnx, 08-27-2011 11:32 PM
    • Replies: 4
    • Views: 755
    08-28-2011, 12:23 AM Go to last post
  44. One unloader or two?

    Started by turbo50mike, 08-25-2011 12:01 PM
    • Replies: 6
    • Views: 1,125
    08-28-2011, 07:38 PM Go to last post
  45. Problems with Rebuilt Copelands

    Started by basprofessional, 08-20-2011 06:00 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 3,136
    08-29-2011, 07:08 AM Go to last post
  46. sheave replacement

    Started by rucomfy101, 08-28-2011 09:15 AM
    • Replies: 5
    • Views: 1,330
    08-29-2011, 02:51 PM Go to last post
  47. Where did it go?

    Started by timjimbob, 08-29-2011 02:04 PM
    • Replies: 1
    • Views: 656
    08-29-2011, 09:17 PM Go to last post
  48. 06D compresor presures

    Started by GuitarDan, 08-20-2011 01:46 AM
    • Replies: 10
    • Views: 1,847
    08-30-2011, 03:06 AM Go to last post
  49. York P-Series oil pressure falling.

    Started by mlzuidema, 08-25-2011 08:14 PM
    • Replies: 3
    • Views: 1,313
    08-30-2011, 08:09 AM Go to last post
  50. Confused Hard Shutoff TXV on a heat pump

    Started by gbfromsd, 08-30-2011 07:34 PM
    • Replies: 0
    • Views: 591
    08-30-2011, 07:34 PM Go to last post
  51. AAF air filters

    Started by james mo, 08-29-2011 08:51 PM
    • Replies: 1
    • Views: 671
    08-30-2011, 07:41 PM Go to last post

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