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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: 10,774
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. "ECONOFRESH" from Hitachi.

    Started by Juan Madera, 12-07-2016 05:50 PM
    economizer, variable refrigerant flow
    • Replies: 2
    • Views: 550
    02-12-2017, 11:35 PM Go to last post
    • Replies: 10
    • Views: 1,884
    09-23-2012, 06:41 PM Go to last post
  3. "old" Victaulic to "new"?

    Started by Randy S., 01-29-2010 10:56 AM
    • Replies: 12
    • Views: 4,997
    06-07-2012, 10:32 PM Go to last post
  4. Cool 'IOM' For Trane SWUD035FDA

    Started by rnoel, 10-18-2013 12:49 AM
    • Replies: 2
    • Views: 823
    10-19-2013, 10:32 PM Go to last post
  5. 'Large freon loss prevention via High Super Heat Monitoring'

    Started by mixsit, 07-26-2013 02:36 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 3,464
    06-11-2015, 04:39 AM Go to last post
  6. (ending the day with ice in FL)

    Started by hvacman2213, 01-28-2013 09:19 PM
    • Replies: 2
    • Views: 938
    01-29-2013, 12:06 AM Go to last post
  7. ...

    Started by jmiles, 12-22-2016 07:58 PM
    • Replies: 1
    • Views: 410
    12-22-2016, 10:13 PM Go to last post
  8. 06D compresor presures

    Started by GuitarDan, 08-20-2011 01:46 AM
    • Replies: 10
    • Views: 2,577
    08-30-2011, 03:06 AM Go to last post
  9. 06D Compressor question

    Started by MisterFixer, 08-31-2013 02:34 AM
    • Replies: 5
    • Views: 1,048
    09-03-2013, 11:56 PM Go to last post
    • Replies: 6
    • Views: 1,741
    07-12-2013, 06:52 AM Go to last post
  10. Confused 06D suction cut off unloader failure or not?

    Started by refmet, 07-24-2013 11:21 PM
    • Replies: 11
    • Views: 4,855
    06-06-2015, 10:13 AM Go to last post
  11. Confused 06d unloader

    Started by dhm-fixit, 06-20-2012 06:17 PM
    • Replies: 9
    • Views: 2,401
    06-24-2012, 08:09 PM Go to last post
  12. 06e question

    Started by newbe0507, 07-16-2013 07:10 PM
    • Replies: 3
    • Views: 864
    07-17-2013, 05:45 PM Go to last post
  13. 06E unloader question

    Started by mixsit, 08-28-2013 03:41 PM
    • Replies: 3
    • Views: 1,018
    08-29-2013, 05:27 PM Go to last post
    • Replies: 11
    • Views: 1,716
    09-04-2013, 11:57 AM Go to last post
  14. 06ET Compressor Pumps out the oil

    Started by servman, 10-07-2013 03:05 PM
    • Replies: 2
    • Views: 1,107
    10-07-2013, 04:07 PM Go to last post
    • Replies: 12
    • Views: 2,481
    10-30-2015, 11:55 AM Go to last post
  15. 1 Damper 2 Furnaces?

    Started by morepower7701, 10-18-2011 05:55 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 3,735
    01-23-2013, 10:14 PM Go to last post
  16. 1 phase 460v cond. motor?

    Started by jarganda83, 11-15-2012 09:53 PM
    4 Pages
    1 2 3 4
    • Replies: 42
    • Views: 8,817
    12-10-2012, 12:09 AM Go to last post
  17. 1.5 ton liebert unit

    Started by betoallstate, 03-28-2012 11:38 AM
    • Replies: 4
    • Views: 1,596
    03-29-2012, 08:59 AM Go to last post
  18. 10 ton Carrier Cond on a 7.5 AHU

    Started by Six, 06-26-2012 02:55 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 5,068
    03-21-2013, 10:00 PM Go to last post
  19. 10 Ton Compressor Problems

    Started by DeputyDawg605, 04-22-2017 08:31 AM
    4 Pages
    1 2 3 4
    • Replies: 49
    • Views: 2,933
    04-30-2017, 12:32 PM Go to last post
  20. 10 Ton Package Unit 2nd Stage Compressor won't Start

    Started by jumstar, 04-07-2012 12:14 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 4,410
    04-10-2012, 03:32 PM Go to last post
  21. 10 Ton Rheem

    Started by VTP99, 07-07-2012 10:38 PM
    • Replies: 3
    • Views: 1,443
    07-08-2012, 08:21 AM Go to last post
  22. 10 ton scroll failure in trane system?

    Started by Trubbler, 06-13-2014 03:00 AM
    • Replies: 10
    • Views: 2,578
    06-17-2014, 11:08 AM Go to last post
  23. 10 ton split freezing up

    Started by DOGBOY, 07-24-2014 06:44 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 3,943
    07-29-2014, 09:08 AM Go to last post
  24. 10 ton trane need to reduce capacity

    Started by hvac17011, 02-14-2012 09:46 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,511
    02-22-2012, 11:55 PM Go to last post
  25. 10 TON TRANE PRECEDENT

    Started by VTP99, 11-15-2015 12:27 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,148
    04-05-2016, 12:19 PM Go to last post
  26. 10 ton York flame sensing

    Started by Refrig1234, 10-27-2016 06:41 PM
    • Replies: 2
    • Views: 510
    10-28-2016, 08:42 AM Go to last post
  27. 10/15 dg. and -20C walk in R-404a?

    Started by Ken11, 11-13-2013 07:31 PM
    • Replies: 0
    • Views: 556
    11-13-2013, 07:31 PM Go to last post
  28. 100 gal indirect

    Started by t2, 02-04-2012 10:58 AM
    • Replies: 3
    • Views: 1,012
    02-05-2012, 01:25 AM Go to last post
  29. 100 ton rtu

    Started by Temp tech 77, 05-25-2017 07:15 PM
    • Replies: 6
    • Views: 564
    05-26-2017, 11:21 AM Go to last post
  30. 100+ BS Boxes Daiken Sytem in 3 months.

    Started by drife678, 06-24-2013 09:03 PM
    • Replies: 1
    • Views: 661
    06-26-2013, 05:48 AM Go to last post
  31. 100+pound recovery machine?

    Started by DeltaTech, 04-07-2013 06:03 PM
    • Replies: 9
    • Views: 2,021
    04-08-2013, 08:56 PM Go to last post
  32. 10K ohm resistor chart

    Started by Push It, 05-04-2013 01:49 PM
    • Replies: 6
    • Views: 7,899
    05-05-2013, 05:35 PM Go to last post
    • Replies: 4
    • Views: 1,986
    11-01-2012, 05:59 AM Go to last post
  33. 12 to 409a to 134a

    Started by docingram, 09-13-2013 12:23 PM
    • Replies: 9
    • Views: 2,160
    10-10-2013, 12:47 AM Go to last post
  34. Confused 12 to Trane gaspac freezing up

    Started by jimmyd5, 05-24-2016 05:11 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,164
    05-25-2016, 07:01 PM Go to last post
  35. 12 ton trane voyager

    Started by jmiles, 04-28-2012 02:37 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,735
    05-02-2012, 10:12 PM Go to last post
  36. 12 ton unit with only 2 supplies??

    Started by Ambition, 08-24-2016 09:44 PM
    • Replies: 4
    • Views: 889
    08-25-2016, 11:57 AM Go to last post
  37. 12.5 ton coil

    Started by rayr, 10-16-2013 02:43 PM
    • Replies: 0
    • Views: 565
    10-16-2013, 02:43 PM Go to last post
  38. 120V Commercial Honeywell thermostat install question

    Started by 520, 06-10-2016 06:23 PM
    • Replies: 3
    • Views: 756
    06-16-2016, 06:41 PM Go to last post
  39. 124 units ion a roof in one day , WOW.

    Started by fridg, 08-02-2014 02:52 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,545
    08-06-2014, 07:18 PM Go to last post
  40. 13 year old pkg

    Started by dsprice, 05-01-2012 05:43 PM
    • Replies: 8
    • Views: 1,627
    05-01-2012, 09:52 PM Go to last post
  41. 134a

    Started by roosel, 06-07-2012 10:36 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,311
    06-08-2012, 08:50 AM Go to last post
  42. 134a TXV on R-12 cooler?

    Started by JarrettHVAC, 09-08-2014 10:13 AM
    • Replies: 7
    • Views: 1,220
    09-13-2014, 03:30 PM Go to last post
  43. 134a walk in concerns

    Started by Hvacnorth, 07-07-2017 12:34 PM
    • Replies: 10
    • Views: 442
    07-10-2017, 09:31 AM Go to last post
  44. 15 degree split

    Started by clynch6592, 06-20-2017 12:46 PM
    • Replies: 11
    • Views: 459
    06-20-2017, 10:08 PM Go to last post
  45. 15 ton geothermal compressor

    Started by Cimerian, 10-13-2016 09:01 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 1,309
    10-16-2016, 10:53 PM Go to last post
  46. 15 ton L-series

    Started by hvacguy99, 10-04-2012 07:40 PM
    • Replies: 1
    • Views: 1,011
    10-04-2012, 08:41 PM Go to last post

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