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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: 11,385
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. 3 ton Air handler, 4 ton condensing unit

    Started by refritica, Today 09:55 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 168
    Today, 06:35 PM Go to last post
  3. Reznor gas duct heater super hot on top

    Started by cliznet, 11-15-2018 08:58 PM
    • Replies: 8
    • Views: 249
    Today, 06:25 PM Go to last post
  4. Going from Low temp to Medium Temp

    Started by Grayline, 11-16-2018 12:32 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 329
    Today, 04:06 PM Go to last post
  5. Confused JCI simplicity board trouble shooting.

    Started by Cfaure, 11-16-2018 05:17 PM
    • Replies: 5
    • Views: 195
    Today, 03:49 PM Go to last post
  6. New Technology for air conditioning

    Started by ben9108, 10-03-2018 07:17 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 848
    Today, 10:15 AM Go to last post
    • Replies: 8
    • Views: 235
    Yesterday, 06:49 PM Go to last post
  7. Pneumatic thermostat constant hissing

    Started by RichardZBayArea, 11-15-2018 05:23 PM
    • Replies: 5
    • Views: 219
    Yesterday, 08:01 AM Go to last post
  8. CC Heater

    Started by Skillet, 11-13-2018 05:57 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 488
    Yesterday, 12:07 AM Go to last post
  9. Governair Air handler with buner section

    Started by texasyankees, 11-15-2018 10:42 AM
    • Replies: 4
    • Views: 160
    11-17-2018, 08:13 PM Go to last post
  10. Daikin vrv 3 code UH

    Started by gel1ym, 11-17-2018 04:01 PM
    • Replies: 4
    • Views: 123
    11-17-2018, 05:45 PM Go to last post
  11. The Best Belt you can buy ?

    Started by Snapperhead, 11-16-2018 12:13 AM
    • Replies: 8
    • Views: 279
    11-17-2018, 03:28 PM Go to last post
  12. Year of effected Copeland rust inhibitor

    Started by anthonyac1, 11-08-2018 09:33 PM
    • Replies: 3
    • Views: 311
    11-17-2018, 12:15 AM Go to last post
  13. Swap Honeywell 7400A to 7400C

    Started by LightGuy48, 11-16-2018 06:30 PM
    • Replies: 1
    • Views: 105
    11-16-2018, 06:43 PM Go to last post
  14. Confused JCI simplicity board trouble shooting.

    Started by Cfaure, 11-16-2018 05:16 PM
    • Replies: 0
    • Views: 73
    11-16-2018, 05:16 PM Go to last post
  15. R410 Charging procedure - Questions

    Started by Suncity, 09-30-2018 08:45 AM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 1,633
    11-16-2018, 12:57 PM Go to last post
  16. Hope this is a new trend.

    Started by Spitz, 11-15-2018 01:02 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 405
    11-15-2018, 09:44 PM Go to last post
  17. Do you feel lucky

    Started by Spitz, 11-13-2018 06:11 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 553
    11-15-2018, 08:54 AM Go to last post
  18. Trane RAUCC50 Burning Up Contactors

    Started by FrostGiant, 06-03-2018 05:54 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,142
    11-15-2018, 07:44 AM Go to last post
  19. Looooong return

    Started by armandomartinez, 11-14-2018 10:46 PM
    • Replies: 5
    • Views: 175
    11-15-2018, 12:20 AM Go to last post
  20. McQuay RPS Microtech 2

    Started by dthames86, 09-21-2018 12:27 AM
    • Replies: 4
    • Views: 316
    11-14-2018, 10:14 PM Go to last post
  21. obsolete Trane actuator x13680287000

    Started by cooltalking, 11-13-2018 11:56 PM
    • Replies: 2
    • Views: 187
    11-14-2018, 09:00 AM Go to last post
  22. Am I reading this wrong?

    Started by Spitz, 11-12-2018 09:00 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 488
    11-13-2018, 12:00 PM Go to last post
  23. Carrier - Condenser Current Draw

    Started by integrator, 09-23-2018 06:09 PM
    • Replies: 12
    • Views: 464
    11-12-2018, 07:31 PM Go to last post
  24. Confused why would high pressure Chatter on a unit.

    Started by Luis33162, 11-11-2018 07:03 PM
    • Replies: 2
    • Views: 225
    11-12-2018, 07:12 PM Go to last post
  25. Extremely Low Hot Water Flow Through Fan/Coil Unit

    Started by Joe Howell, 10-25-2018 10:21 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 549
    11-12-2018, 02:46 PM Go to last post
  26. Question for the water treatment guys

    Started by jakes56, 11-11-2018 06:17 PM
    • Replies: 1
    • Views: 196
    11-12-2018, 07:26 AM Go to last post
    • Replies: 1
    • Views: 262
    11-10-2018, 03:26 PM Go to last post
  27. Lightbulb Understanding Economizer controls

    Started by TakePrideInWork, 08-09-2018 12:25 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 795
    11-10-2018, 03:17 PM Go to last post
  28. Help with a pneumatic hot water valve

    Started by jakes56, 11-06-2018 10:14 AM
    • Replies: 9
    • Views: 320
    11-10-2018, 09:49 AM Go to last post
  29. 400 Amp Contactors

    Started by M100 Tech, 11-09-2018 02:50 PM
    • Replies: 2
    • Views: 293
    11-09-2018, 11:07 PM Go to last post
  30. ghost voltage ??

    Started by COOLJIM, 11-03-2018 03:41 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 581
    11-09-2018, 04:03 PM Go to last post
  31. Fulton pulse boilers

    Started by Luke84, 03-12-2012 06:04 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 11,455
    11-09-2018, 11:42 AM Go to last post
  32. Alerton Control Question

    Started by Can’tWeld, 10-22-2018 02:55 PM
    • Replies: 3
    • Views: 296
    11-09-2018, 03:43 AM Go to last post
  33. AAON Return fan

    Started by Servicetech72, 10-25-2018 11:52 PM
    • Replies: 9
    • Views: 449
    11-09-2018, 03:36 AM Go to last post
    • Replies: 3
    • Views: 203
    11-08-2018, 08:20 PM Go to last post
  34. Boiler flue crushed inward

    Started by Frosty 25, 11-02-2018 10:09 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 666
    11-08-2018, 08:53 AM Go to last post
  35. Rheem RKMB rtu high limit location

    Started by iceage, 10-18-2018 10:33 PM
    • Replies: 9
    • Views: 429
    11-08-2018, 01:23 AM Go to last post
  36. Centrifugal Chiller Training

    Started by drunkenkoala, 10-26-2018 11:59 PM
    • Replies: 5
    • Views: 368
    11-07-2018, 08:50 PM Go to last post
  37. Fujitsu mini split hp

    Started by srmfsr, 10-30-2018 10:06 PM
    • Replies: 4
    • Views: 317
    11-07-2018, 09:56 AM Go to last post
  38. Commerical Thermostats T7350

    Started by Niachlor, 11-02-2018 04:23 PM
    • Replies: 2
    • Views: 224
    11-05-2018, 09:28 PM Go to last post
  39. Trane Intellipak

    Started by RichardZBayArea, 10-27-2018 07:46 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 672
    11-05-2018, 09:20 PM Go to last post
  40. Maintenance on VRF Daikin IV systems.

    Started by damifudo, 11-01-2018 02:44 PM
    • Replies: 3
    • Views: 289
    11-03-2018, 09:15 PM Go to last post
  41. Pneumatic T-Stat

    Started by Big_Ern, 11-01-2018 02:06 PM
    • Replies: 5
    • Views: 331
    11-03-2018, 07:42 PM Go to last post
  42. Carrier/Toshiba VRF

    Started by HvAckid82, 11-02-2018 10:52 PM
    • Replies: 1
    • Views: 203
    11-03-2018, 12:34 AM Go to last post
  43. Confused look for the solution for keep head pressure down in 120 F ambient

    Started by david170, 10-21-2018 12:51 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 1,530
    11-02-2018, 09:49 PM Go to last post
    • Replies: 2
    • Views: 210
    11-02-2018, 02:23 PM Go to last post
  44. PVE and R-22

    Started by DerkPerk, 10-31-2018 09:26 AM
    • Replies: 12
    • Views: 310
    10-31-2018, 10:33 AM Go to last post
  45. need to charge goodman units

    Started by nytech28, 06-13-2018 09:44 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 764
    10-30-2018, 11:09 AM Go to last post
  46. Daikin Fan Coil Unit

    Started by Bearded brother, 10-29-2018 09:21 PM
    • Replies: 1
    • Views: 184
    10-30-2018, 09:48 AM Go to last post
  47. What is the best equipment for an apprentice to practice on?

    Started by Rusty Capacitor, 09-27-2018 08:41 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 893
    10-29-2018, 09:34 PM Go to last post

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