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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: 10,650
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Condenser fan motor

    Started by CDune, 06-19-2017 09:41 AM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 931
    Today, 03:57 AM Go to last post
  3. Question CLIENT WANT TO REUSE REFRIGERANT PIPES

    Started by elcube, 05-25-2017 09:26 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 1,803
    Yesterday, 11:47 PM Go to last post
  4. Who knows York programming

    Started by Snapperhead, 06-21-2017 09:48 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 458
    Yesterday, 11:30 PM Go to last post
  5. condenser fan blade

    Started by aikenite, 06-24-2017 07:11 AM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 760
    Yesterday, 11:16 PM Go to last post
  6. Coil Repair

    Started by hands, 06-25-2017 10:00 PM
    • Replies: 10
    • Views: 387
    Yesterday, 11:12 PM Go to last post
  7. Air lock? (boiler system)

    Started by CDune, Yesterday 04:00 PM
    • Replies: 6
    • Views: 147
    Yesterday, 09:33 PM Go to last post
  8. Isolated secondary transformer

    Started by hvac17011, 06-27-2017 08:01 PM
    • Replies: 5
    • Views: 167
    Yesterday, 09:14 PM Go to last post
  9. How to Calculate Dynamic Pressure of Axial Fan ?

    Started by Rajiv, 06-27-2017 08:02 AM
    hvac
    • Replies: 8
    • Views: 196
    Yesterday, 09:07 PM Go to last post
  10. Carrier package r22 possible restriction?

    Started by kocodeets, 06-27-2017 09:05 PM
    • Replies: 9
    • Views: 223
    Yesterday, 01:21 PM Go to last post
  11. Unhappy Oil pump

    Started by vinhihere, 06-22-2017 10:49 PM
    • Replies: 11
    • Views: 396
    Yesterday, 01:04 AM Go to last post
  12. The Almighty Tridium Jace!! PxView question

    Started by dhoyt, 06-27-2017 08:43 PM
    • Replies: 0
    • Views: 99
    06-27-2017, 08:43 PM Go to last post
  13. Florida Heat Pump electric problem

    Started by uke, 06-25-2017 09:14 PM
    • Replies: 1
    • Views: 213
    06-27-2017, 08:20 AM Go to last post
  14. aquarium chiller

    Started by anthonyac1, 06-26-2017 10:14 PM
    • Replies: 1
    • Views: 172
    06-27-2017, 07:41 AM Go to last post
  15. New to the engineered air brand anyone familiar

    Started by nolaspop, 06-26-2017 08:59 PM
    • Replies: 2
    • Views: 204
    06-27-2017, 05:37 AM Go to last post
  16. Compressor common pipe

    Started by targetman, 06-25-2017 05:01 PM
    • Replies: 9
    • Views: 339
    06-26-2017, 06:51 AM Go to last post
    • Replies: 4
    • Views: 177
    06-25-2017, 09:08 PM Go to last post
  17. 240v vs 220v Single Phase?

    Started by alliedtech12887, 06-24-2017 04:39 PM
    • Replies: 6
    • Views: 331
    06-25-2017, 12:48 PM Go to last post
  18. Static Pressure and Airflow

    Started by budman21901, 06-23-2017 10:38 PM
    • Replies: 6
    • Views: 306
    06-25-2017, 10:05 AM Go to last post
  19. Condenser and Coil Delta T

    Started by Shane Carruth, 06-18-2017 03:21 PM
    • Replies: 9
    • Views: 383
    06-24-2017, 04:00 PM Go to last post
  20. Carrier 50TC-D09A

    Started by tunaguy, 06-16-2017 12:21 AM
    • Replies: 1
    • Views: 223
    06-24-2017, 03:54 AM Go to last post
  21. Carrier 30gxn chiller question

    Started by Km1, 06-22-2017 05:47 PM
    • Replies: 3
    • Views: 215
    06-24-2017, 03:49 AM Go to last post
  22. Charging 404a as vapor

    Started by C4Trousers, 06-22-2017 11:20 PM
    • Replies: 3
    • Views: 270
    06-23-2017, 08:05 AM Go to last post
  23. Secondary Pump

    Started by Rajiv, 06-15-2017 01:03 AM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 706
    06-22-2017, 04:24 PM Go to last post
  24. YMGI troubles

    Started by Rane69, 06-11-2015 06:54 PM
    • Replies: 1
    • Views: 605
    06-22-2017, 12:45 PM Go to last post
  25. YMGI

    Started by Rane69, 07-09-2015 08:37 AM
    • Replies: 3
    • Views: 677
    06-22-2017, 11:53 AM Go to last post
  26. Brazing copper to brass fitting

    Started by C4Trousers, 06-21-2017 12:53 AM
    • Replies: 4
    • Views: 330
    06-21-2017, 07:24 PM Go to last post
  27. york ylaa chiller

    Started by cooling_houston, 06-20-2017 01:09 PM
    • Replies: 5
    • Views: 197
    06-21-2017, 06:04 PM Go to last post
  28. Buffalo Forge Fan - Type BL Size 445 - Fan Curve

    Started by ejs63, 06-21-2017 08:11 AM
    • Replies: 1
    • Views: 119
    06-21-2017, 08:23 AM Go to last post
  29. 15 degree split

    Started by clynch6592, 06-20-2017 12:46 PM
    • Replies: 11
    • Views: 377
    06-20-2017, 10:08 PM Go to last post
  30. Carrier 30RBA

    Started by Kevin1960, 09-23-2016 03:45 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 1,734
    06-20-2017, 09:03 PM Go to last post
  31. Not working in the field

    Started by farm tech, 06-14-2017 09:06 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 774
    06-20-2017, 08:21 PM Go to last post
  32. Finding a vacuum leak

    Started by jimp, 05-23-2017 08:22 PM
    14 Pages
    1 2 3 4 5 6 ... 14
    • Replies: 178
    • Views: 5,468
    06-20-2017, 03:48 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: 44,204
    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: 169
    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: 328
    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: 176
    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: 294
    06-19-2017, 12:14 PM Go to last post
  38. Head pressure control

    Started by Alessi, 06-18-2017 07:32 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 538
    06-19-2017, 12:03 PM Go to last post
  39. 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: 12,660
    06-19-2017, 03:41 AM Go to last post
  40. Can anyone identify this?

    Started by Gunslinger, 06-11-2017 11:39 AM
    • Replies: 9
    • Views: 569
    06-18-2017, 03:17 PM Go to last post
    • Replies: 16
    • Views: 918
    06-18-2017, 03:07 PM Go to last post
  41. Ac unit question?

    Started by drage93, 06-15-2017 12:35 AM
    • Replies: 7
    • Views: 357
    06-16-2017, 08:19 PM Go to last post
  42. 2.5t r410a Heat pump Carrier, split, 250psi suction

    Started by Valvac, 06-16-2017 02:38 PM
    • Replies: 0
    • Views: 151
    06-16-2017, 02:38 PM Go to last post
  43. Trane rooftops mo99 retrofit

    Started by jackpiner, 06-16-2017 08:54 AM
    • Replies: 0
    • Views: 180
    06-16-2017, 08:54 AM Go to last post
  44. Bid training class

    Started by Viepped, 06-15-2017 02:48 PM
    • Replies: 4
    • Views: 254
    06-16-2017, 08:27 AM Go to last post
    • Replies: 6
    • Views: 412
    06-16-2017, 05:19 AM Go to last post
  45. Hmm pnematics

    Started by tom.cunningham, 05-10-2017 03:17 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 980
    06-15-2017, 09:47 PM Go to last post
  46. King Valve Leak and condenser fan

    Started by Rockwell, 06-11-2017 02:31 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 687
    06-15-2017, 09:36 PM Go to last post
  47. HW Lyric stat loses programming ?

    Started by Poodle Head Mikey, 06-15-2017 03:36 PM
    • Replies: 1
    • Views: 165
    06-15-2017, 03:48 PM Go to last post
  48. IT room equipment load calculations

    Started by Tomjd, 06-10-2017 12:54 PM
    • Replies: 6
    • Views: 338
    06-15-2017, 08:45 AM Go to last post

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