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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: 11,466
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Old Trane unit Capacity identification

    Started by jonasboll, 06-30-2017 10:30 AM
    • Replies: 10
    • Views: 624
    07-02-2017, 06:56 AM Go to last post
  3. Ac unit question?

    Started by drage93, 06-15-2017 12:35 AM
    • Replies: 9
    • Views: 1,022
    07-01-2017, 12:45 AM Go to last post
  4. Fan cycling switch on flooded condenser?

    Started by nmt6789, 06-29-2017 09:50 AM
    • Replies: 7
    • Views: 613
    06-30-2017, 06:53 AM Go to last post
  5. Question Trane Outdoor Air Unit (CSAA030UAC00) Belt ?

    Started by shorty 6801, 06-29-2017 01:36 PM
    • Replies: 3
    • Views: 439
    06-29-2017, 10:43 PM Go to last post
  6. Which method for preheating OA for make-up air unit?

    Started by Matt78, 01-12-2016 07:14 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 3,130
    06-29-2017, 02:43 PM Go to last post
  7. Bid training class

    Started by Viepped, 06-15-2017 02:48 PM
    • Replies: 8
    • Views: 651
    06-29-2017, 02:09 PM Go to last post
  8. Air lock? (boiler system)

    Started by CDune, 06-28-2017 04:00 PM
    • Replies: 11
    • Views: 710
    06-29-2017, 11:36 AM Go to last post
  9. Question CLIENT WANT TO REUSE REFRIGERANT PIPES

    Started by elcube, 05-25-2017 09:26 AM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 3,210
    06-29-2017, 11:10 AM Go to last post
  10. Unhappy Oil pump

    Started by vinhihere, 06-22-2017 10:49 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,049
    06-29-2017, 11:02 AM Go to last post
  11. Static Pressure and Airflow

    Started by budman21901, 06-23-2017 10:38 PM
    • Replies: 7
    • Views: 728
    06-29-2017, 10:23 AM Go to last post
  12. Condenser fan motor

    Started by CDune, 06-19-2017 09:41 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 1,899
    06-29-2017, 07:48 AM Go to last post
  13. aquarium chiller

    Started by anthonyac1, 06-26-2017 10:14 PM
    • Replies: 2
    • Views: 468
    06-29-2017, 05:17 AM Go to last post
  14. Who knows York programming

    Started by Snapperhead, 06-21-2017 09:48 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,223
    06-28-2017, 11:30 PM Go to last post
  15. condenser fan blade

    Started by aikenite, 06-24-2017 07:11 AM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 1,513
    06-28-2017, 11:16 PM Go to last post
  16. Coil Repair

    Started by hands, 06-25-2017 10:00 PM
    • Replies: 10
    • Views: 810
    06-28-2017, 11:12 PM Go to last post
  17. Isolated secondary transformer

    Started by hvac17011, 06-27-2017 08:01 PM
    • Replies: 5
    • Views: 455
    06-28-2017, 09:14 PM Go to last post
  18. How to Calculate Dynamic Pressure of Axial Fan ?

    Started by Rajiv, 06-27-2017 08:02 AM
    hvac
    • Replies: 8
    • Views: 642
    06-28-2017, 09:07 PM Go to last post
  19. The Almighty Tridium Jace!! PxView question

    Started by dhoyt, 06-27-2017 08:43 PM
    • Replies: 0
    • Views: 282
    06-27-2017, 08:43 PM Go to last post
  20. New to the engineered air brand anyone familiar

    Started by nolaspop, 06-26-2017 08:59 PM
    • Replies: 2
    • Views: 435
    06-27-2017, 05:37 AM Go to last post
  21. Compressor common pipe

    Started by targetman, 06-25-2017 05:01 PM
    • Replies: 9
    • Views: 634
    06-26-2017, 06:51 AM Go to last post
    • Replies: 4
    • Views: 434
    06-25-2017, 09:08 PM Go to last post
  22. 240v vs 220v Single Phase?

    Started by alliedtech12887, 06-24-2017 04:39 PM
    • Replies: 6
    • Views: 699
    06-25-2017, 12:48 PM Go to last post
  23. Condenser and Coil Delta T

    Started by Shane Carruth, 06-18-2017 03:21 PM
    • Replies: 9
    • Views: 853
    06-24-2017, 04:00 PM Go to last post
  24. Carrier 30gxn chiller question

    Started by Km1, 06-22-2017 05:47 PM
    • Replies: 3
    • Views: 491
    06-24-2017, 03:49 AM Go to last post
  25. Charging 404a as vapor

    Started by C4Trousers, 06-22-2017 11:20 PM
    • Replies: 3
    • Views: 695
    06-23-2017, 08:05 AM Go to last post
  26. YMGI troubles

    Started by Rane69, 06-11-2015 06:54 PM
    • Replies: 1
    • Views: 815
    06-22-2017, 12:45 PM Go to last post
  27. YMGI

    Started by Rane69, 07-09-2015 08:37 AM
    • Replies: 3
    • Views: 896
    06-22-2017, 11:53 AM Go to last post
  28. Brazing copper to brass fitting

    Started by C4Trousers, 06-21-2017 12:53 AM
    • Replies: 4
    • Views: 819
    06-21-2017, 07:24 PM Go to last post
  29. Buffalo Forge Fan - Type BL Size 445 - Fan Curve

    Started by ejs63, 06-21-2017 08:11 AM
    • Replies: 1
    • Views: 498
    06-21-2017, 08:23 AM Go to last post
  30. 15 degree split

    Started by clynch6592, 06-20-2017 12:46 PM
    • Replies: 11
    • Views: 682
    06-20-2017, 10:08 PM Go to last post
  31. Carrier 30RBA

    Started by Kevin1960, 09-23-2016 03:45 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 2,630
    06-20-2017, 09:03 PM Go to last post
  32. Not working in the field

    Started by farm tech, 06-14-2017 09:06 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,546
    06-20-2017, 08:21 PM Go to last post
  33. Best Recovery Machines

    Started by softtail, 01-01-2007 02:00 PM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 49,479
    06-20-2017, 10:17 AM Go to last post
  34. Lag Leads

    Started by HE>I, 06-20-2017 09:22 AM
    • Replies: 0
    • Views: 334
    06-20-2017, 09:22 AM Go to last post
  35. Sporlan HP Solenoid Valves

    Started by JoeyT, 06-15-2017 07:43 PM
    • Replies: 5
    • Views: 650
    06-20-2017, 09:01 AM Go to last post
  36. Spartan Freezer Not Defrosting

    Started by SJP, 06-19-2017 03:52 PM
    • Replies: 4
    • Views: 434
    06-19-2017, 06:34 PM Go to last post
  37. Lennox prodigy 2.0

    Started by rereese, 06-18-2017 08:38 AM
    • Replies: 7
    • Views: 685
    06-19-2017, 12:14 PM Go to last post
  38. This is why Preventive Maintenance is a waste of money.

    Started by Mike19, 08-21-2014 12:16 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 68
    • Views: 14,754
    06-19-2017, 03:41 AM Go to last post
  39. Can anyone identify this?

    Started by Gunslinger, 06-11-2017 11:39 AM
    • Replies: 9
    • Views: 842
    06-18-2017, 03:17 PM Go to last post
    • Replies: 16
    • Views: 1,681
    06-18-2017, 03:07 PM Go to last post
  40. 2.5t r410a Heat pump Carrier, split, 250psi suction

    Started by Valvac, 06-16-2017 02:38 PM
    • Replies: 0
    • Views: 284
    06-16-2017, 02:38 PM Go to last post
  41. Trane rooftops mo99 retrofit

    Started by jackpiner, 06-16-2017 08:54 AM
    • Replies: 0
    • Views: 466
    06-16-2017, 08:54 AM Go to last post
    • Replies: 6
    • Views: 730
    06-16-2017, 05:19 AM Go to last post
  42. Hmm pnematics

    Started by tom.cunningham, 05-10-2017 03:17 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,438
    06-15-2017, 09:47 PM Go to last post
  43. King Valve Leak and condenser fan

    Started by Rockwell, 06-11-2017 02:31 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,656
    06-15-2017, 09:36 PM Go to last post
  44. HW Lyric stat loses programming ?

    Started by Poodle Head Mikey, 06-15-2017 03:36 PM
    • Replies: 1
    • Views: 307
    06-15-2017, 03:48 PM Go to last post
  45. IT room equipment load calculations

    Started by Tomjd, 06-10-2017 12:54 PM
    • Replies: 6
    • Views: 696
    06-15-2017, 08:45 AM Go to last post
  46. Anyone ever seen a TXV setup like this?

    Started by probtu, 06-12-2017 11:51 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,273
    06-14-2017, 10:41 PM Go to last post
  47. Multiple questions

    Started by Shane Carruth, 06-12-2017 10:51 PM
    • Replies: 2
    • Views: 431
    06-13-2017, 12:17 AM Go to last post
  48. Troubleshooting Trane Package Unit

    Started by ShoTyme42002, 06-11-2017 01:21 PM
    • Replies: 5
    • Views: 711
    06-12-2017, 09:09 PM Go to last post

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