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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: 10,897
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Carlyle 06t screw comp.

    Started by jmking521, 06-20-2016 03:54 PM
    • Replies: 12
    • Views: 1,214
    07-03-2016, 12:04 PM Go to last post
  3. Must be getting old

    Started by BBeerme, 07-01-2016 07:28 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 2,030
    07-02-2016, 01:42 PM Go to last post
  4. Apps

    Started by Chef101, 07-01-2016 10:16 AM
    • Replies: 5
    • Views: 626
    07-02-2016, 01:51 AM Go to last post
  5. Trying to find other end of condenser wire

    Started by brownbz, 06-28-2016 11:20 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 1,808
    06-30-2016, 09:29 PM Go to last post
  6. copper to brass

    Started by 9live, 06-23-2016 11:00 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,850
    06-30-2016, 07:47 PM Go to last post
  7. Glycol/Water System Leak

    Started by miker.hvac, 06-29-2016 07:53 PM
    • Replies: 9
    • Views: 876
    06-30-2016, 03:08 PM Go to last post
  8. Reusing reclaimed refrigerant

    Started by ColoradoTechJoe, 06-17-2016 10:44 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 4,227
    06-30-2016, 03:05 PM Go to last post
  9. Older Aerco steam converter

    Started by jman2794, 06-28-2016 10:51 PM
    • Replies: 7
    • Views: 951
    06-30-2016, 01:37 PM Go to last post
  10. 3 Phase change out?

    Started by kylefield, 06-19-2016 11:44 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,491
    06-29-2016, 11:17 PM Go to last post
  11. Carrier 30ran040511pk lost communication

    Started by Hvactech76, 06-29-2016 05:44 PM
    • Replies: 0
    • Views: 387
    06-29-2016, 05:44 PM Go to last post
  12. Flash Freezer Superheat

    Started by sandpipertech, 06-28-2016 04:05 PM
    • Replies: 8
    • Views: 707
    06-29-2016, 06:23 AM Go to last post
  13. Water relief valve stuck open?

    Started by DeniV, 06-28-2016 10:08 AM
    • Replies: 7
    • Views: 751
    06-28-2016, 11:22 PM Go to last post
  14. Austin Texas

    Started by iron, 06-24-2016 03:24 PM
    • Replies: 4
    • Views: 674
    06-28-2016, 07:41 AM Go to last post
  15. Trane RTU , wheres the leak ?

    Started by Snapperhead, 05-24-2016 09:10 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,103
    06-28-2016, 12:07 AM Go to last post
  16. Mitsubishi City Multi evacuation and charging

    Started by nmt6789, 05-14-2016 10:01 AM
    • Replies: 8
    • Views: 1,852
    06-27-2016, 11:18 PM Go to last post
  17. Liebert AC for computer room

    Started by LSullivan, 06-22-2016 04:13 PM
    • Replies: 12
    • Views: 1,509
    06-27-2016, 10:18 PM Go to last post
  18. r-22 with poe oil

    Started by anthonyac1, 03-12-2012 09:48 PM
    4 Pages
    1 2 3 4
    • Replies: 44
    • Views: 40,580
    06-27-2016, 08:13 PM Go to last post
  19. Rheem rooftops

    Started by ohiohvac, 06-26-2016 03:04 PM
    • Replies: 1
    • Views: 600
    06-26-2016, 09:01 PM Go to last post
  20. Didn't know Mcquay had these units

    Started by brownbz, 06-22-2016 05:57 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,527
    06-26-2016, 03:04 PM Go to last post
  21. Evaporator Nozzels.

    Started by lytning, 06-26-2016 07:19 AM
    • Replies: 5
    • Views: 778
    06-26-2016, 11:06 AM Go to last post
  22. Old Yorkie

    Started by BBeerme, 06-09-2016 09:29 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,842
    06-25-2016, 09:27 PM Go to last post
  23. Troubleshooting fujitsu

    Started by ds816dnbmech, 06-24-2016 08:17 AM
    • Replies: 0
    • Views: 508
    06-24-2016, 08:17 AM Go to last post
  24. need help troubleshooting trane 5 ton gaspack

    Started by Jbf430, 06-22-2016 10:04 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,422
    06-24-2016, 04:31 AM Go to last post
  25. Kills me....

    Started by brownbz, 06-21-2016 08:21 AM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 2,262
    06-23-2016, 08:58 PM Go to last post
    • Replies: 3
    • Views: 613
    06-23-2016, 07:28 PM Go to last post
  26. Fire on a store, how to justify AC unit change

    Started by ElmoRoyD, 06-14-2016 12:56 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,501
    06-23-2016, 06:44 PM Go to last post
  27. carrier water source heat pump

    Started by CRL, 06-21-2016 12:19 PM
    • Replies: 5
    • Views: 704
    06-22-2016, 11:33 PM Go to last post
  28. Economizer keeps moving non stop

    Started by wetbar, 04-08-2016 12:36 AM
    • Replies: 7
    • Views: 1,484
    06-22-2016, 07:11 PM Go to last post
  29. Understanding Unloading

    Started by DDCSD, 06-15-2016 01:36 AM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 4,758
    06-21-2016, 09:28 PM Go to last post
  30. thermotron (weather chamber)

    Started by myschool2009, 04-25-2016 11:33 PM
    • Replies: 4
    • Views: 829
    06-20-2016, 04:06 PM Go to last post
  31. TRUE TS-49F

    Started by Takete, 06-18-2016 08:15 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 1,599
    06-20-2016, 12:36 AM Go to last post
  32. Question HZ432 Zone Controler

    Started by sbj, 06-18-2016 05:57 PM
    • Replies: 7
    • Views: 600
    06-19-2016, 10:15 PM Go to last post
  33. Carrier 38APD090 suction related faults

    Started by heatingman, 05-12-2016 09:16 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 2,667
    06-17-2016, 10:10 PM Go to last post
  34. Variable Primary Chiller Piping

    Started by DDCSD, 05-24-2016 12:01 AM
    5 Pages
    1 2 3 4 5
    • Replies: 64
    • Views: 5,218
    06-17-2016, 09:47 PM Go to last post
  35. Confused Mis-Matched system performance

    Started by HVACRMAN1968, 06-12-2016 09:13 PM
    • Replies: 4
    • Views: 690
    06-17-2016, 09:36 PM Go to last post
  36. PRV - pressure reducing valve question

    Started by northernfitter, 06-16-2016 08:01 PM
    • Replies: 4
    • Views: 761
    06-17-2016, 09:26 PM Go to last post
  37. York chiller

    Started by tarponfly, 06-01-2016 04:22 PM
    • Replies: 8
    • Views: 1,061
    06-17-2016, 10:39 AM Go to last post
  38. 120V Commercial Honeywell thermostat install question

    Started by 520, 06-10-2016 06:23 PM
    • Replies: 3
    • Views: 780
    06-16-2016, 06:41 PM Go to last post
  39. UC800 Modbus RTU

    Started by bobbys, 06-06-2016 01:28 PM
    • Replies: 3
    • Views: 1,133
    06-15-2016, 07:12 PM Go to last post
  40. Charging Auto A/C

    Started by hands, 06-12-2016 09:48 PM
    • Replies: 7
    • Views: 1,004
    06-14-2016, 09:07 AM Go to last post
  41. Aaon Company Has me a Bit Pissed Off !!!

    Started by ARK Cooling, 02-18-2016 11:20 PM
    4 Pages
    1 2 3 4
    • Replies: 41
    • Views: 6,728
    06-13-2016, 09:02 AM Go to last post
  42. LLEWELLYN drier issues...

    Started by erwatkins, 06-08-2016 05:29 PM
    • Replies: 5
    • Views: 721
    06-12-2016, 06:22 PM Go to last post
  43. Confused Need some help:Cerus VFD Troubleshooting

    Started by KaycieNewbie, 06-02-2016 11:47 PM
    • Replies: 7
    • Views: 1,150
    06-12-2016, 12:40 AM Go to last post
    • Replies: 9
    • Views: 835
    06-11-2016, 11:05 PM Go to last post
  44. Smile PGE18OH360OAA Commercial ICP

    Started by Joseph'bidness, 05-21-2016 10:05 AM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 2,528
    06-11-2016, 01:18 PM Go to last post
  45. Belimo Actuator Parts

    Started by R123, 06-10-2016 04:33 PM
    • Replies: 0
    • Views: 571
    06-10-2016, 04:33 PM Go to last post
  46. Confused Why all the failures?

    Started by bucketeye, 06-08-2016 03:30 PM
    • Replies: 1
    • Views: 750
    06-09-2016, 09:35 AM Go to last post
  47. Digi-RTU.......yes or no?

    Started by Mikeylikesit, 06-01-2016 05:30 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,516
    06-08-2016, 09:22 PM Go to last post
  48. York rooftop with economizer

    Started by ALPHADOG3, 06-04-2016 04:51 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,050
    06-07-2016, 05:07 PM Go to last post
  49. T051 alarm code

    Started by DJ Tech, 05-16-2016 09:21 PM
    • Replies: 6
    • Views: 1,219
    06-06-2016, 08:53 PM Go to last post

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