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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: 10,766
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Rusted compressor stub - leaking

    Started by Jigjoe, 04-18-2018 02:01 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 562
    Today, 06:22 PM Go to last post
  3. Trane tracer manual needed

    Started by anthonyac1, 04-03-2018 07:41 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 407
    Today, 04:01 PM Go to last post
  4. 410A and 407c compressor?

    Started by Chris4u13, Today 10:27 AM
    • Replies: 8
    • Views: 138
    Today, 12:18 PM Go to last post
  5. Microchannel coil replacement

    Started by Bglenn525, 04-19-2018 07:34 PM
    • Replies: 11
    • Views: 324
    Today, 10:24 AM Go to last post
  6. Can I get help on a Fulton

    Started by jman2794, 04-20-2018 12:35 PM
    • Replies: 0
    • Views: 119
    04-20-2018, 12:35 PM Go to last post
    • Replies: 3
    • Views: 217
    04-20-2018, 09:31 AM Go to last post
  7. Rebuilding Steam Valve

    Started by BrotatoChip, 04-10-2018 11:30 AM
    • Replies: 10
    • Views: 322
    04-19-2018, 09:32 PM Go to last post
  8. CRAC Shaft

    Started by Tommytools, 04-12-2018 07:35 AM
    • Replies: 8
    • Views: 474
    04-19-2018, 06:11 PM Go to last post
  9. York Service Manual 160.80-M1

    Started by koolaid747, 01-08-2013 09:35 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 7,419
    04-18-2018, 05:10 PM Go to last post
  10. Erie pop top actuator

    Started by Bglenn525, 04-17-2018 07:32 PM
    • Replies: 4
    • Views: 194
    04-18-2018, 08:52 AM Go to last post
  11. Need Help With job

    Started by rvandervelden, 04-04-2016 06:28 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 5,475
    04-17-2018, 03:56 PM Go to last post
  12. Daikin SCUD

    Started by Texa$HVACTech, 04-07-2018 12:24 PM
    • Replies: 3
    • Views: 326
    04-15-2018, 09:24 AM Go to last post
  13. Carriers W7220 Economizer

    Started by robertmb3, 04-09-2018 08:44 PM
    • Replies: 5
    • Views: 365
    04-11-2018, 08:20 AM Go to last post
  14. Red Seal exam questions

    Started by northernfitter, 03-14-2016 12:50 PM
    • Replies: 3
    • Views: 873
    04-10-2018, 06:26 PM Go to last post
  15. Vari-Trane VAV noise

    Started by tchntch, 12-08-2012 10:46 AM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 11,071
    04-10-2018, 12:43 PM Go to last post
  16. Who knows York programming

    Started by Snapperhead, 06-21-2017 09:48 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,037
    04-08-2018, 04:52 PM Go to last post
  17. Need Assistance Trane Reliatel New Unit Install

    Started by JAYYJR, 03-19-2018 07:56 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 726
    04-07-2018, 03:34 PM Go to last post
  18. 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: 14,062
    04-07-2018, 01:49 PM Go to last post
  19. Commercial HVAC tools

    Started by Nando17, 03-12-2018 12:11 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 2,047
    04-07-2018, 01:42 PM Go to last post
  20. Liebert system 3 (older interface)

    Started by Jigjoe, 04-04-2018 02:43 PM
    • Replies: 6
    • Views: 333
    04-07-2018, 08:48 AM Go to last post
  21. 502 converted to 408A centrifuge (missing info) help

    Started by dart289, 03-29-2018 09:19 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 633
    04-06-2018, 03:40 PM Go to last post
  22. McQuay WSC063 help

    Started by JLHook, 04-05-2018 05:45 PM
    • Replies: 4
    • Views: 227
    04-06-2018, 07:38 AM Go to last post
  23. Evacuating Multi City Unit

    Started by Noobie861, 04-02-2018 04:24 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 710
    04-05-2018, 02:27 PM Go to last post
  24. Brazing cast iron

    Started by TURBOFIRE, 03-20-2018 11:02 AM
    • Replies: 11
    • Views: 713
    04-04-2018, 10:25 PM Go to last post
    • Replies: 14
    • Views: 596
    04-04-2018, 11:41 AM Go to last post
  25. Pilot tube gas pressure

    Started by Bglenn525, 03-29-2018 09:23 PM
    • Replies: 7
    • Views: 419
    04-04-2018, 08:47 AM Go to last post
  26. 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: 1,431
    04-03-2018, 10:12 AM Go to last post
  27. Need a Fan Curve

    Started by WAYNE3298, 04-02-2018 11:38 AM
    • Replies: 8
    • Views: 244
    04-02-2018, 08:04 PM Go to last post
    • Replies: 8
    • Views: 287
    04-02-2018, 05:55 PM Go to last post
  28. Switching motor speeds with relay

    Started by Oodly, 03-30-2018 07:40 PM
    • Replies: 10
    • Views: 447
    04-01-2018, 03:35 PM Go to last post
  29. Bluon r-G8 Refrigerant....

    Started by ems4ty, 10-17-2012 10:55 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 76
    • Views: 15,224
    03-31-2018, 08:13 AM Go to last post
  30. 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
  31. 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
  32. Air rotation unit motor problem

    Started by hvac17011, 03-21-2018 06:50 PM
    • Replies: 11
    • Views: 436
    03-27-2018, 06:04 PM Go to last post
  33. Water cooled vs air cooled chillers

    Started by canadianenginer, 03-26-2018 06:20 PM
    • Replies: 6
    • Views: 348
    03-27-2018, 10:43 AM Go to last post
  34. 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: 217
    03-26-2018, 06:33 PM Go to last post
  35. Psychrometric chart software

    Started by canadianenginer, 03-26-2018 06:32 PM
    • Replies: 0
    • Views: 214
    03-26-2018, 06:32 PM Go to last post
    • Replies: 1
    • Views: 272
    03-26-2018, 12:53 PM Go to last post
  36. Hooking an alarm up to a condensate pump

    Started by ammoniadog, 03-08-2018 09:00 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 799
    03-26-2018, 08:17 AM Go to last post
  37. R134a in New R410a system?

    Started by Shard, 03-26-2018 03:30 AM
    • Replies: 3
    • Views: 360
    03-26-2018, 04:06 AM Go to last post
  38. Goodman gaspack

    Started by Jpnc3906, 03-05-2018 11:09 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 764
    03-25-2018, 01:56 PM Go to last post
  39. Daikin VRV System Loosing compressors

    Started by kphillips, 03-15-2018 07:54 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 908
    03-24-2018, 10:54 PM Go to last post
  40. Mixing POE and Mineral OIL and Flushng.

    Started by norman78, 03-15-2018 02:44 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 853
    03-23-2018, 10:50 AM Go to last post
  41. 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
  42. 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
  43. Trane rooftops mo99 retrofit

    Started by jackpiner, 06-16-2017 08:54 AM
    5 Pages
    1 2 3 4 5
    • Replies: 59
    • Views: 1,632
    03-22-2018, 10:15 AM Go to last post
  44. Retrofitting 100hp open drive system - Need some ideas

    Started by copperteeth, 03-16-2018 07:56 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 736
    03-21-2018, 07:42 AM Go to last post
  45. Bypassing Hi/Low pressure cut offs

    Started by hurtinhvac, 03-17-2012 02:19 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 15,648
    03-20-2018, 07:59 PM Go to last post

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