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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: 3,899
    08-10-2011, 04:34 PM Go to last post
  1. Could clicking relay cause overload

    Started by absolutezerosev, 08-05-2014 01:03 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 631
    08-13-2014, 07:52 PM Go to last post
  2. r-22 with poe oil

    Started by anthonyac1, 03-12-2012 09:48 PM
    4 Pages
    1 2 3 4
    • Replies: 40
    • Views: 13,224
    08-13-2014, 05:34 PM Go to last post
  3. Bluon r-G8 Refrigerant....

    Started by ems4ty, 10-17-2012 10:55 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,101
    08-13-2014, 03:11 PM Go to last post
  4. Deltrol Relay ?

    Started by kroymca, 08-17-2011 04:34 PM
    • Replies: 5
    • Views: 1,756
    08-13-2014, 05:16 AM Go to last post
    • Replies: 23
    • Views: 968
    08-12-2014, 11:42 PM Go to last post
  5. What don't I understand!!!

    Started by hvacguy1962, 08-05-2014 07:07 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,102
    08-12-2014, 11:04 PM Go to last post
  6. compressor running, not pumping

    Started by wolfstrike, 08-11-2014 10:21 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 854
    08-12-2014, 10:54 PM Go to last post
  7. Trane CGAM with pumps

    Started by brent, 08-04-2014 09:39 PM
    trane
    • Replies: 1
    • Views: 300
    08-12-2014, 09:35 PM Go to last post
  8. daikin VRVIII

    Started by snake32, 08-07-2014 01:28 PM
    • Replies: 5
    • Views: 417
    08-12-2014, 10:58 AM Go to last post
    • Replies: 0
    • Views: 225
    08-11-2014, 12:02 PM Go to last post
  9. Rooftop compressor

    Started by MechaTom, 08-05-2014 07:06 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 1,751
    08-11-2014, 10:46 AM Go to last post
  10. Trane Ro0ftop YSC060A3RHA000, bypass outdoor temp sensor

    Started by jdere, 08-02-2014 11:29 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 878
    08-10-2014, 10:03 PM Go to last post
  11. Fun with explosions and metallurgy

    Started by Dennis.Moore, 08-10-2014 03:03 PM
    • Replies: 4
    • Views: 386
    08-10-2014, 05:45 PM Go to last post
  12. Trane CGAM chiller Dynaview question

    Started by gman994, 08-10-2014 12:44 AM
    • Replies: 1
    • Views: 236
    08-10-2014, 05:02 PM Go to last post
  13. Where did all my air go?

    Started by rider77, 08-08-2014 09:12 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 798
    08-10-2014, 04:54 PM Go to last post
    • Replies: 12
    • Views: 662
    08-10-2014, 04:10 PM Go to last post
  14. ac Contactors in split ac outdoor unit

    Started by kefah, 04-23-2013 04:18 PM
    • Replies: 11
    • Views: 1,447
    08-10-2014, 03:21 PM Go to last post
    • Replies: 4
    • Views: 365
    08-09-2014, 09:35 PM Go to last post
  15. 3 Phase 2 Speed Motor.

    Started by madhat, 08-08-2014 03:22 PM
    • Replies: 11
    • Views: 516
    08-09-2014, 08:01 AM Go to last post
  16. LG VRF 2

    Started by czkidd, 08-06-2014 09:29 PM
    • Replies: 3
    • Views: 277
    08-08-2014, 11:53 PM Go to last post
  17. Confused Florida heat pump water flow or something

    Started by dowhat, 08-08-2014 11:49 PM
    • Replies: 0
    • Views: 227
    08-08-2014, 11:49 PM Go to last post
  18. Condenser HX Surface Area and humidity

    Started by juzerj1, 08-08-2014 11:19 PM
    • Replies: 0
    • Views: 167
    08-08-2014, 11:19 PM Go to last post
  19. carrier 50ek-034-610dd circuit board

    Started by michael26, 08-08-2014 09:54 PM
    • Replies: 1
    • Views: 209
    08-08-2014, 10:16 PM Go to last post
  20. Trane Roof-top...high side too high!

    Started by RomeGuy, 07-30-2014 09:33 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,057
    08-07-2014, 11:41 PM Go to last post
  21. How much leakage requires removal from service.....R-22 WSHP

    Started by Mikeylikesit, 07-21-2014 06:31 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 1,232
    08-07-2014, 03:19 PM Go to last post
  22. Lennox LGA036 stripped economizer gear

    Started by isleofvanman, 08-04-2014 03:10 PM
    • Replies: 3
    • Views: 297
    08-07-2014, 07:11 AM Go to last post
  23. Trane water source heat pump

    Started by dalton8669, 08-06-2014 11:32 AM
    • Replies: 5
    • Views: 277
    08-06-2014, 07:28 PM Go to last post
  24. 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: 1,018
    08-06-2014, 07:18 PM Go to last post
  25. TRANE Chiller not loading

    Started by kelvin, 08-06-2014 03:01 PM
    • Replies: 2
    • Views: 274
    08-06-2014, 05:49 PM Go to last post
  26. setting up "dual txv's" how do you suggest doing it...

    Started by hvactech111, 08-03-2014 07:05 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 786
    08-06-2014, 11:17 AM Go to last post
  27. txv frosting on outlet of body...

    Started by hvactech111, 07-30-2014 09:29 PM
    • Replies: 5
    • Views: 448
    08-05-2014, 11:11 PM Go to last post
  28. McQuay Chiller Low Suction

    Started by csmyn, 07-10-2014 09:02 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 662
    08-05-2014, 10:57 PM Go to last post
    • Replies: 2
    • Views: 166
    08-05-2014, 09:21 PM Go to last post
  29. carlysle compressor "leakback"

    Started by rbs angler, 08-03-2014 09:39 AM
    • Replies: 12
    • Views: 676
    08-05-2014, 05:23 PM Go to last post
    • Replies: 5
    • Views: 417
    08-04-2014, 09:44 PM Go to last post
  30. potential relay potential problem

    Started by coldmark, 07-25-2014 07:25 PM
    • Replies: 9
    • Views: 437
    08-04-2014, 06:20 PM Go to last post
  31. Blower Motor Failures

    Started by SinCityKid, 08-02-2014 01:36 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 715
    08-04-2014, 05:23 PM Go to last post
    • Replies: 0
    • Views: 166
    08-04-2014, 04:53 PM Go to last post
  32. Electrical questions

    Started by YatYas, 07-29-2014 09:02 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 930
    08-04-2014, 11:02 AM Go to last post
  33. AAON units RN series

    Started by leonbowen, 10-06-2013 10:54 PM
    5 Pages
    1 2 3 4 5
    • Replies: 52
    • Views: 4,452
    08-03-2014, 02:40 PM Go to last post
  34. Intentional building overpressurization

    Started by blee66, 07-30-2014 05:24 PM
    • Replies: 10
    • Views: 538
    08-03-2014, 11:09 AM Go to last post
  35. refrigerant restriction

    Started by johnnyb, 05-03-2014 10:37 AM
    19 Pages
    1 2 3 4 5 6 ... 19
    • Replies: 240
    • Views: 5,903
    08-02-2014, 09:11 PM Go to last post
  36. Question Flushing out 25 ton system

    Started by Jim D, 07-31-2014 02:10 PM
    • Replies: 8
    • Views: 407
    08-01-2014, 11:02 PM Go to last post
  37. Some leaks are so big . . .

    Started by BBeerme, 07-30-2014 10:56 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 777
    08-01-2014, 08:41 AM Go to last post
    • Replies: 5
    • Views: 352
    08-01-2014, 08:39 AM Go to last post
  38. Rheem/Ruud TEV Issues

    Started by dchrbac, 07-31-2014 08:49 PM
    • Replies: 2
    • Views: 206
    07-31-2014, 10:24 PM Go to last post
  39. Recommendations on ems systems

    Started by clint511, 07-29-2014 11:59 PM
    • Replies: 7
    • Views: 378
    07-31-2014, 09:50 PM Go to last post
  40. Brazing copper to brass

    Started by OBogue, 07-28-2014 05:16 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 988
    07-31-2014, 09:36 PM Go to last post
  41. YORK YT CHILLER HIGH INSTANTANEOUS CURRENT

    Started by ISD, 08-15-2013 05:46 PM
    • Replies: 2
    • Views: 449
    07-31-2014, 04:55 PM Go to last post
    • Replies: 7
    • Views: 349
    07-31-2014, 07:42 AM Go to last post

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