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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: 14,209
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. High Building Humidity

    Started by helgy, Today 09:43 AM
    • Replies: 2
    • Views: 56
    Today, 12:22 PM Go to last post
    • Replies: 6
    • Views: 196
    Today, 08:51 AM Go to last post
    • Replies: 7
    • Views: 146
    Today, 08:05 AM Go to last post
  3. Pressure switch operation

    Started by Noname81, Yesterday 08:01 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 279
    Today, 07:50 AM Go to last post
  4. Danfoss vfd high output voltage

    Started by Bdevries, 09-17-2019 11:39 PM
    • Replies: 6
    • Views: 240
    Today, 06:19 AM Go to last post
  5. I hate phantom voltage

    Started by 2sac, 12-09-2011 12:36 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,514
    Today, 04:36 AM Go to last post
  6. Commercial Boiler Venting Questions

    Started by boilerductguy, 09-17-2019 12:27 PM
    • Replies: 8
    • Views: 224
    Yesterday, 11:54 PM Go to last post
    • Replies: 2
    • Views: 152
    09-18-2019, 06:07 PM Go to last post
  7. York RTU heating Ignition control failure during AC, unit locks out??

    Started by tcape, 07-22-2016 03:52 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 67
    • Views: 14,592
    09-18-2019, 11:24 AM Go to last post
  8. Collapsed evaporator tubes - anyone seen this before??

    Started by PAJoel, 09-12-2019 04:53 PM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 1,723
    09-17-2019, 06:06 PM Go to last post
  9. Isolating a Circuit on a Rack Unit

    Started by Vin Woo, 09-16-2019 05:26 PM
    • Replies: 11
    • Views: 345
    09-16-2019, 10:16 PM Go to last post
  10. Liebert VS low pressure transducer

    Started by iceage, 09-16-2019 02:44 PM
    • Replies: 1
    • Views: 148
    09-16-2019, 10:15 PM Go to last post
  11. Hot Gas Bypass Separate Coil

    Started by Vin Woo, 09-16-2019 09:18 AM
    • Replies: 6
    • Views: 196
    09-16-2019, 05:13 PM Go to last post
  12. choo choo trane ....does this have a shrader

    Started by Snapperhead, 09-13-2019 06:06 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 616
    09-16-2019, 10:53 AM Go to last post
  13. Rheem rooftops

    Started by ohiohvac, 06-26-2016 03:04 PM
    • Replies: 6
    • Views: 1,165
    09-16-2019, 09:39 AM Go to last post
  14. Digital Scroll Compressors

    Started by tanksboard, 07-31-2013 05:01 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 13,346
    09-15-2019, 09:53 PM Go to last post
  15. SSE Control Board Software Download

    Started by flanders, 09-12-2019 05:45 PM
    • Replies: 11
    • Views: 266
    09-15-2019, 11:40 AM Go to last post
  16. Bluetooth headset

    Started by Lddc, 09-14-2019 05:54 PM
    • Replies: 11
    • Views: 360
    09-15-2019, 10:05 AM Go to last post
  17. Carrier 48ZAE 050 -- L series 600cc

    Started by Milk man, 09-12-2019 07:17 AM
    • Replies: 2
    • Views: 256
    09-14-2019, 10:43 PM Go to last post
  18. Thermostat change out

    Started by jperigo, 09-10-2019 12:25 AM
    • Replies: 7
    • Views: 500
    09-14-2019, 12:16 PM Go to last post
  19. Multiple Compressor contractor failures

    Started by Noname81, 09-03-2019 09:50 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 716
    09-13-2019, 11:23 PM Go to last post
  20. Mobile Purge unit

    Started by dmott0123, 09-12-2019 01:50 PM
    • Replies: 4
    • Views: 282
    09-12-2019, 05:24 PM Go to last post
  21. PSC or X13 replacement?

    Started by Gunslinger, 09-10-2019 07:20 PM
    • Replies: 10
    • Views: 466
    09-12-2019, 02:11 PM Go to last post
  22. Columbia CT-35

    Started by Dcoursey86, 08-27-2019 09:06 PM
    • Replies: 10
    • Views: 488
    09-12-2019, 09:15 AM Go to last post
  23. York YPAL Eco 2 Optilogic RTU

    Started by MoontwpChad, 09-09-2019 02:13 PM
    • Replies: 9
    • Views: 360
    09-12-2019, 08:52 AM Go to last post
  24. York Simplisity

    Started by Jaysn300, 09-06-2019 12:10 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 660
    09-11-2019, 11:22 PM Go to last post
  25. Unhappy Oil pump

    Started by vinhihere, 06-22-2017 10:49 PM
    • Replies: 9
    • Views: 1,399
    09-11-2019, 10:10 PM Go to last post
  26. Oversized RTU freezing coil

    Started by NMTech, 09-02-2019 11:51 AM
    5 Pages
    1 2 3 4 5
    • Replies: 52
    • Views: 1,627
    09-11-2019, 09:32 PM Go to last post
  27. Capacitor sizing

    Started by BuildingMech88, 09-10-2019 05:32 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 717
    09-11-2019, 08:18 AM Go to last post
  28. flaring tool option

    Started by nytech28, 08-12-2019 11:32 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,403
    09-10-2019, 11:37 PM Go to last post
  29. Evacuation Question

    Started by Noname81, 09-05-2019 10:47 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 992
    09-10-2019, 09:29 AM Go to last post
  30. Reversing Valve

    Started by BuildingMech88, 09-09-2019 02:45 PM
    • Replies: 2
    • Views: 261
    09-09-2019, 08:10 PM Go to last post
  31. Guess its purpose

    Started by BuildingMech88, 09-04-2019 10:02 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 824
    09-09-2019, 02:35 PM Go to last post
  32. Liebert CRAH password

    Started by burco, 09-09-2019 09:46 AM
    • Replies: 2
    • Views: 232
    09-09-2019, 02:22 PM Go to last post
  33. Best Supermarket Equipment?

    Started by coastalcon, 09-09-2019 08:22 AM
    • Replies: 0
    • Views: 181
    09-09-2019, 08:22 AM Go to last post
  34. First Company

    Started by Tiger93rsl, 09-06-2019 05:02 PM
    • Replies: 4
    • Views: 381
    09-08-2019, 01:02 PM Go to last post
  35. Easy flow 45 Not So easy

    Started by Noname81, 08-29-2019 10:04 PM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 1,627
    09-06-2019, 10:01 AM Go to last post
  36. Ptac freezing coil

    Started by Clifford21186, 09-04-2019 02:37 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 565
    09-05-2019, 07:16 AM Go to last post
  37. Condensation Pump

    Started by BuildingMech88, 09-03-2019 10:23 PM
    • Replies: 11
    • Views: 409
    09-05-2019, 05:25 AM Go to last post
  38. Honeywell RM7895 relay module troubles

    Started by Waldo3, 09-03-2019 03:42 PM
    • Replies: 7
    • Views: 329
    09-04-2019, 04:02 PM Go to last post
  39. Need a Schematic for a Carrier 1991 model

    Started by dobbin, 08-27-2019 07:22 PM
    • Replies: 2
    • Views: 400
    09-03-2019, 10:38 PM Go to last post
  40. Andover Continuum to StruxureWare

    Started by danagolladay, 09-03-2019 01:56 PM
    • Replies: 3
    • Views: 234
    09-03-2019, 06:46 PM Go to last post
  41. 36k fujitsu lineset run

    Started by nytech28, 09-02-2019 06:22 PM
    • Replies: 5
    • Views: 428
    09-03-2019, 09:26 AM Go to last post
  42. 208/230 nameplate 230/460 motor

    Started by Goldwaves, 08-28-2019 11:28 AM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 1,239
    09-02-2019, 07:43 PM Go to last post
  43. Best Air Filter for Pizza joint

    Started by Snapperhead, 08-30-2019 11:30 AM
    • Replies: 5
    • Views: 455
    09-02-2019, 08:27 AM Go to last post
  44. Best hot gas reheat dehumidification unit available?

    Started by Fitbiker, 08-23-2019 11:06 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 1,350
    08-31-2019, 03:54 PM Go to last post
  45. Condenser Head Pressure

    Started by BRX, 08-19-2019 11:06 AM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 1,356
    08-30-2019, 10:46 PM Go to last post
  46. X13 motor to PSC

    Started by Snapperhead, 08-29-2019 05:32 PM
    • Replies: 11
    • Views: 562
    08-30-2019, 09:15 PM Go to last post
  47. New Three phase Copeland scroll Compressor keep silent

    Started by david170, 08-28-2019 10:15 PM
    5 Pages
    1 2 3 4 5
    • Replies: 54
    • Views: 1,702
    08-30-2019, 12:18 PM Go to last post
  48. condenstate pump selection

    Started by nytech28, 08-26-2019 09:29 AM
    • Replies: 2
    • Views: 449
    08-30-2019, 09:44 AM Go to last post

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