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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: 9,681
    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: 0
    • Views: 167
    12-07-2016, 05:50 PM Go to last post
    • Replies: 10
    • Views: 1,699
    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: 4,551
    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: 735
    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: 3,281
    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: 878
    01-29-2013, 12:06 AM Go to last post
  7. ...

    Started by jmiles, 12-22-2016 07:58 PM
    • Replies: 1
    • Views: 266
    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: 2,444
    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: 954
    09-03-2013, 11:56 PM Go to last post
    • Replies: 6
    • Views: 1,647
    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: 4,248
    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: 2,156
    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: 811
    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: 909
    08-29-2013, 05:27 PM Go to last post
    • Replies: 11
    • Views: 1,607
    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: 1,003
    10-07-2013, 04:07 PM Go to last post
    • Replies: 12
    • Views: 2,168
    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: 3,550
    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: 8,199
    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: 1,477
    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: 4,617
    03-21-2013, 10:00 PM Go to last post
  19. 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: 3,795
    04-10-2012, 03:32 PM Go to last post
  20. 10 Ton Rheem

    Started by VTP99, 07-07-2012 10:38 PM
    • Replies: 3
    • Views: 1,315
    07-08-2012, 08:21 AM Go to last post
  21. 10 ton scroll failure in trane system?

    Started by Trubbler, 06-13-2014 03:00 AM
    • Replies: 10
    • Views: 2,341
    06-17-2014, 11:08 AM Go to last post
  22. 10 ton split freezing up

    Started by DOGBOY, 07-24-2014 06:44 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 3,506
    07-29-2014, 09:08 AM Go to last post
  23. 10 ton trane need to reduce capacity

    Started by hvac17011, 02-14-2012 09:46 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,291
    02-22-2012, 11:55 PM Go to last post
  24. 10 TON TRANE PRECEDENT

    Started by VTP99, 11-15-2015 12:27 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,550
    04-05-2016, 12:19 PM Go to last post
  25. 10 ton York flame sensing

    Started by Refrig1234, 10-27-2016 06:41 PM
    • Replies: 2
    • Views: 370
    10-28-2016, 08:42 AM Go to last post
  26. 10/15 dg. and -20C walk in R-404a?

    Started by Ken11, 11-13-2013 07:31 PM
    • Replies: 0
    • Views: 514
    11-13-2013, 07:31 PM Go to last post
  27. 100 gal indirect

    Started by t2, 02-04-2012 10:58 AM
    • Replies: 3
    • Views: 919
    02-05-2012, 01:25 AM Go to last post
  28. 100+ BS Boxes Daiken Sytem in 3 months.

    Started by drife678, 06-24-2013 09:03 PM
    • Replies: 1
    • Views: 635
    06-26-2013, 05:48 AM Go to last post
  29. 100+pound recovery machine?

    Started by DeltaTech, 04-07-2013 06:03 PM
    • Replies: 9
    • Views: 1,825
    04-08-2013, 08:56 PM Go to last post
  30. 10K ohm resistor chart

    Started by Push It, 05-04-2013 01:49 PM
    • Replies: 6
    • Views: 6,610
    05-05-2013, 05:35 PM Go to last post
    • Replies: 4
    • Views: 1,798
    11-01-2012, 05:59 AM Go to last post
  31. 12 to 409a to 134a

    Started by docingram, 09-13-2013 12:23 PM
    • Replies: 9
    • Views: 1,886
    10-10-2013, 12:47 AM Go to last post
  32. Confused 12 to Trane gaspac freezing up

    Started by jimmyd5, 05-24-2016 05:11 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 978
    05-25-2016, 07:01 PM Go to last post
  33. 12 ton trane voyager

    Started by jmiles, 04-28-2012 02:37 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,438
    05-02-2012, 10:12 PM Go to last post
  34. 12 ton unit with only 2 supplies??

    Started by Ambition, 08-24-2016 09:44 PM
    • Replies: 4
    • Views: 676
    08-25-2016, 11:57 AM Go to last post
  35. 12.5 ton coil

    Started by rayr, 10-16-2013 02:43 PM
    • Replies: 0
    • Views: 552
    10-16-2013, 02:43 PM Go to last post
  36. 120V Commercial Honeywell thermostat install question

    Started by 520, 06-10-2016 06:23 PM
    • Replies: 3
    • Views: 568
    06-16-2016, 06:41 PM Go to last post
  37. 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: 3,268
    08-06-2014, 07:18 PM Go to last post
  38. 13 year old pkg

    Started by dsprice, 05-01-2012 05:43 PM
    • Replies: 8
    • Views: 1,491
    05-01-2012, 09:52 PM Go to last post
  39. 134a

    Started by roosel, 06-07-2012 10:36 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,942
    06-08-2012, 08:50 AM Go to last post
  40. 134a TXV on R-12 cooler?

    Started by JarrettHVAC, 09-08-2014 10:13 AM
    • Replies: 7
    • Views: 1,092
    09-13-2014, 03:30 PM Go to last post
  41. 15 ton geothermal compressor

    Started by Cimerian, 10-13-2016 09:01 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 833
    10-16-2016, 10:53 PM Go to last post
  42. 15 ton L-series

    Started by hvacguy99, 10-04-2012 07:40 PM
    • Replies: 1
    • Views: 943
    10-04-2012, 08:41 PM Go to last post
  43. 15 ton rheem split with low suction presure

    Started by blaw918, 05-07-2014 04:01 PM
    • Replies: 3
    • Views: 949
    05-07-2014, 04:28 PM Go to last post
  44. 19 XL Teardown

    Started by mikeg3066, 11-21-2013 12:32 PM
    • Replies: 4
    • Views: 1,600
    11-22-2013, 07:59 AM Go to last post
  45. 1950's Trane Univent

    Started by mkraintz, 09-02-2015 11:56 AM
    • Replies: 0
    • Views: 606
    09-02-2015, 11:56 AM Go to last post
  46. 1964 Carrier Condenser

    Started by Toddbrewster, 06-30-2012 09:10 AM
    • Replies: 7
    • Views: 2,046
    07-29-2012, 09:16 PM Go to last post

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