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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: 10,769
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Microchannel or Hypercoil Repairs

    Started by knave, 04-22-2018 07:20 PM
    • Replies: 7
    • Views: 301
    Yesterday, 12:37 PM Go to last post
  3. Rusted compressor stub - leaking

    Started by Jigjoe, 04-18-2018 02:01 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 655
    04-22-2018, 06:22 PM Go to last post
  4. Trane tracer manual needed

    Started by anthonyac1, 04-03-2018 07:41 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 444
    04-22-2018, 04:01 PM Go to last post
  5. 410A and 407c compressor?

    Started by Chris4u13, 04-22-2018 10:27 AM
    • Replies: 8
    • Views: 186
    04-22-2018, 12:18 PM Go to last post
  6. Microchannel coil replacement

    Started by Bglenn525, 04-19-2018 07:34 PM
    • Replies: 11
    • Views: 357
    04-22-2018, 10:24 AM Go to last post
  7. Can I get help on a Fulton

    Started by jman2794, 04-20-2018 12:35 PM
    • Replies: 0
    • Views: 134
    04-20-2018, 12:35 PM Go to last post
    • Replies: 3
    • Views: 230
    04-20-2018, 09:31 AM Go to last post
  8. Rebuilding Steam Valve

    Started by BrotatoChip, 04-10-2018 11:30 AM
    • Replies: 10
    • Views: 331
    04-19-2018, 09:32 PM Go to last post
  9. CRAC Shaft

    Started by Tommytools, 04-12-2018 07:35 AM
    • Replies: 8
    • Views: 477
    04-19-2018, 06:11 PM Go to last post
  10. York Service Manual 160.80-M1

    Started by koolaid747, 01-08-2013 09:35 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 7,436
    04-18-2018, 05:10 PM Go to last post
  11. Erie pop top actuator

    Started by Bglenn525, 04-17-2018 07:32 PM
    • Replies: 4
    • Views: 205
    04-18-2018, 08:52 AM Go to last post
  12. Need Help With job

    Started by rvandervelden, 04-04-2016 06:28 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 5,497
    04-17-2018, 03:56 PM Go to last post
  13. Daikin SCUD

    Started by Texa$HVACTech, 04-07-2018 12:24 PM
    • Replies: 3
    • Views: 334
    04-15-2018, 09:24 AM Go to last post
  14. Carriers W7220 Economizer

    Started by robertmb3, 04-09-2018 08:44 PM
    • Replies: 5
    • Views: 370
    04-11-2018, 08:20 AM Go to last post
  15. Red Seal exam questions

    Started by northernfitter, 03-14-2016 12:50 PM
    • Replies: 3
    • Views: 876
    04-10-2018, 06:26 PM Go to last post
  16. Vari-Trane VAV noise

    Started by tchntch, 12-08-2012 10:46 AM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 11,082
    04-10-2018, 12:43 PM Go to last post
  17. Who knows York programming

    Started by Snapperhead, 06-21-2017 09:48 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,048
    04-08-2018, 04:52 PM Go to last post
  18. Need Assistance Trane Reliatel New Unit Install

    Started by JAYYJR, 03-19-2018 07:56 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 734
    04-07-2018, 03:34 PM Go to last post
  19. 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: 71
    • Views: 14,081
    04-07-2018, 01:49 PM Go to last post
  20. Commercial HVAC tools

    Started by Nando17, 03-12-2018 12:11 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 2,054
    04-07-2018, 01:42 PM Go to last post
  21. Liebert system 3 (older interface)

    Started by Jigjoe, 04-04-2018 02:43 PM
    • Replies: 6
    • Views: 336
    04-07-2018, 08:48 AM Go to last post
  22. 502 converted to 408A centrifuge (missing info) help

    Started by dart289, 03-29-2018 09:19 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 639
    04-06-2018, 03:40 PM Go to last post
  23. McQuay WSC063 help

    Started by JLHook, 04-05-2018 05:45 PM
    • Replies: 4
    • Views: 230
    04-06-2018, 07:38 AM Go to last post
  24. Evacuating Multi City Unit

    Started by Noobie861, 04-02-2018 04:24 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 714
    04-05-2018, 02:27 PM Go to last post
  25. Brazing cast iron

    Started by TURBOFIRE, 03-20-2018 11:02 AM
    • Replies: 11
    • Views: 722
    04-04-2018, 10:25 PM Go to last post
    • Replies: 14
    • Views: 608
    04-04-2018, 11:41 AM Go to last post
  26. Pilot tube gas pressure

    Started by Bglenn525, 03-29-2018 09:23 PM
    • Replies: 7
    • Views: 424
    04-04-2018, 08:47 AM Go to last post
  27. Question On A New Unit - Split Off

    Started by singlephaser, 03-08-2018 07:44 AM
    5 Pages
    1 2 3 4 5
    • Replies: 52
    • Views: 1,444
    04-03-2018, 10:12 AM Go to last post
  28. Need a Fan Curve

    Started by WAYNE3298, 04-02-2018 11:38 AM
    • Replies: 8
    • Views: 247
    04-02-2018, 08:04 PM Go to last post
    • Replies: 8
    • Views: 290
    04-02-2018, 05:55 PM Go to last post
  29. Switching motor speeds with relay

    Started by Oodly, 03-30-2018 07:40 PM
    • Replies: 10
    • Views: 451
    04-01-2018, 03:35 PM Go to last post
  30. Bluon TdX 20 Refrigerant....

    Started by ems4ty, 10-17-2012 10:55 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 76
    • Views: 15,249
    03-31-2018, 08:13 AM Go to last post
  31. New energy standards

    Started by Bglenn525, 03-28-2018 06:43 PM
    • Replies: 1
    • Views: 249
    03-28-2018, 08:52 PM Go to last post
  32. Trane CRHM150 shaking

    Started by Wallywimple, 03-27-2018 01:33 PM
    • Replies: 4
    • Views: 337
    03-27-2018, 06:06 PM Go to last post
  33. Air rotation unit motor problem

    Started by hvac17011, 03-21-2018 06:50 PM
    • Replies: 11
    • Views: 439
    03-27-2018, 06:04 PM Go to last post
  34. Water cooled vs air cooled chillers

    Started by canadianenginer, 03-26-2018 06:20 PM
    • Replies: 6
    • Views: 351
    03-27-2018, 10:43 AM Go to last post
  35. Major VRF brands in Canada

    Started by canadianenginer, 03-26-2018 06:24 PM
    • Replies: 1
    • Views: 207
    03-27-2018, 09:38 AM Go to last post
    • Replies: 7
    • Views: 383
    03-27-2018, 12:04 AM Go to last post
    • Replies: 0
    • Views: 219
    03-26-2018, 06:33 PM Go to last post
  36. Psychrometric chart software

    Started by canadianenginer, 03-26-2018 06:32 PM
    • Replies: 0
    • Views: 217
    03-26-2018, 06:32 PM Go to last post
    • Replies: 1
    • Views: 274
    03-26-2018, 12:53 PM Go to last post
  37. Hooking an alarm up to a condensate pump

    Started by ammoniadog, 03-08-2018 09:00 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 807
    03-26-2018, 08:17 AM Go to last post
  38. R134a in New R410a system?

    Started by Shard, 03-26-2018 03:30 AM
    • Replies: 3
    • Views: 363
    03-26-2018, 04:06 AM Go to last post
  39. Goodman gaspack

    Started by Jpnc3906, 03-05-2018 11:09 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 768
    03-25-2018, 01:56 PM Go to last post
  40. Daikin VRV System Loosing compressors

    Started by kphillips, 03-15-2018 07:54 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 924
    03-24-2018, 10:54 PM Go to last post
  41. Mixing POE and Mineral OIL and Flushng.

    Started by norman78, 03-15-2018 02:44 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 865
    03-23-2018, 10:50 AM Go to last post
  42. EnerNet Control System

    Started by wre2000mw, 03-22-2018 04:09 PM
    • Replies: 1
    • Views: 247
    03-22-2018, 09:16 PM Go to last post
  43. Water source heatpump

    Started by Bglenn525, 03-12-2018 09:08 PM
    • Replies: 2
    • Views: 362
    03-22-2018, 02:43 PM Go to last post
  44. Trane rooftops mo99 retrofit

    Started by jackpiner, 06-16-2017 08:54 AM
    5 Pages
    1 2 3 4 5
    • Replies: 59
    • Views: 1,653
    03-22-2018, 10:15 AM Go to last post
  45. Retrofitting 100hp open drive system - Need some ideas

    Started by copperteeth, 03-16-2018 07:56 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 739
    03-21-2018, 07:42 AM Go to last post

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