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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 or Homeowner posts here please. ONLY Tech to Tech chatter

    Started by Dad, 08-10-2011 04:34 PM
    • Replies: 0
    • Views: 42,919
    Dad
    08-10-2011, 04:34 PM Go to last post

  1. Normal Thread Normal Threads

  2. Copeland compressor

    Started by $lider4, 04-22-2019 09:32 PM
    2 Pages •
    1 2
    • Replies: 22
    • Views: 3,811
    ga-hvac-tech
    04-23-2019, 09:01 AM Go to last post

  3. TBK-948 Mobile Phone Frozen Glass Separator LCD Freezing Separate Machine

    Started by Валера72, 11-06-2016 10:15 AM
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 30
    • Views: 11,623
    icemeister
    10-27-2020, 08:55 AM Go to last post

  4. Lightbulb Demand Trane Accessories

    Started by 缘雨8200, 08-15-2018 03:42 AM
    • Replies: 9
    • Views: 2,099
    GoCougs
    08-15-2018, 10:37 PM Go to last post

  5. Internal Bypass TXV?

    Started by 02JeepKing, 05-30-2013 08:44 PM
    • Replies: 4
    • Views: 3,907
    02JeepKing
    05-30-2013, 09:28 PM Go to last post

  6. Lennox Gurus

    Started by 1-Hvacdoc, 08-20-2011 09:53 AM
    • Replies: 4
    • Views: 8,697
    1-Hvacdoc
    08-20-2011, 09:58 PM Go to last post

  7. Question Question Re: Push-Pull method of Refrigerant Recovery

    Started by 1000535Fitter, 04-12-2012 10:07 AM
    • Replies: 4
    • Views: 4,776
    danielworkerbee
    05-15-2012, 06:59 PM Go to last post

  8. Chattering gas valve

    Started by 11austinlee, 01-14-2017 07:52 AM
    2 Pages •
    1 2
    • Replies: 26
    • Views: 15,033
    Bill mcC
    01-16-2017, 09:53 PM Go to last post

  9. Trane CTI Controls

    Started by 11austinlee, 02-16-2017 01:02 PM
    • Replies: 4
    • Views: 2,531
    icy78
    02-16-2017, 03:44 PM Go to last post

  10. Rtu and digicools.

    Started by 11crv, 05-29-2014 08:34 PM
    • Replies: 7
    • Views: 3,091
    timebuilder
    05-30-2014, 12:46 PM Go to last post

  11. systems with dual tx valves and check valves

    Started by 12gauge, 07-26-2013 04:07 AM
    • Replies: 2
    • Views: 2,495
    johnnyb
    02-02-2017, 11:16 PM Go to last post

  12. Trane YCD240 gas valve operation

    Started by 1966Chevy2, 10-05-2014 05:28 PM
    • Replies: 8
    • Views: 3,985
    slctech
    10-07-2014, 10:52 AM Go to last post

  13. DX dehum makeup air units

    Started by 19characterusername, 07-12-2012 10:38 PM
    • Replies: 5
    • Views: 3,450
    toptech
    07-22-2012, 10:06 PM Go to last post

  14. Arctic Chillers

    Started by 1dlee, 02-17-2023 02:46 PM
    • Replies: 2
    • Views: 545
    dieseldude
    02-21-2023, 09:22 AM Go to last post

  15. Trane E Machine Rebuild Info requested

    Started by 1SikLBZ, 08-28-2013 10:25 PM
    • Replies: 4
    • Views: 3,435
    1SikLBZ
    10-01-2013, 11:10 AM Go to last post

  16. Carrier 50AK 50 Ton Unit

    Started by 1SikLBZ, 03-23-2015 09:55 PM
    • Replies: 7
    • Views: 3,651
    mrkelly
    03-26-2015, 04:18 PM Go to last post

  17. Pneumatic Receiver Controller P541

    Started by 1SikLBZ, 01-12-2015 08:24 PM
    2 Attachment(s)
    • Replies: 3
    • Views: 5,486
    blueline
    01-13-2015, 04:21 PM Go to last post

  18. Hmm Unloaders

    Started by 1tonn, 03-23-2012 08:44 PM
    • Replies: 3
    • Views: 3,684
    Dallas Duster
    03-23-2012, 09:49 PM Go to last post

  19. Nu-Calgon Moisture Removal

    Started by 1tonn, 08-08-2013 11:54 AM
    • Replies: 5
    • Views: 3,472
    mixsit
    08-08-2013, 07:13 PM Go to last post

  20. RTU with ERV

    Started by 24/7mechanical, 10-23-2016 06:04 PM
    2 Pages •
    1 2
    • Replies: 21
    • Views: 9,142
    coolerinfrederick
    11-26-2016, 03:34 PM Go to last post

  21. New Job doing A/C , need tools and truck stock help

    Started by 24flinchin, 09-06-2013 11:48 PM
    • Replies: 12
    • Views: 4,358
    GT1980
    09-09-2013, 02:15 AM Go to last post

  22. What am I missing?

    Started by 280zx, 07-22-2015 09:06 PM
    2 Pages •
    1 2
    3 Attachment(s)
    • Replies: 39
    • Views: 13,620
    johnnyb
    02-02-2017, 11:48 PM Go to last post

  23. Shameless plug

    Started by 2sac, 04-26-2021 09:54 PM
    2 Attachment(s)
    • Replies: 11
    • Views: 3,879
    BaldLoonie
    05-06-2021, 04:35 PM Go to last post

  24. Need a manual and/or schematic for GE

    Started by 2sac, 01-16-2013 06:54 PM
    • Replies: 3
    • Views: 3,488
    rundawg
    01-18-2013, 01:22 AM Go to last post

  25. T775 heads up

    Started by 2sac, 11-22-2019 09:40 AM
    • Replies: 2
    • Views: 1,386
    2sac
    11-22-2019, 11:15 AM Go to last post

  26. Nu Calgon and Coronavirus

    Started by 2sac, 03-16-2020 07:28 PM
    • Replies: 2
    • Views: 1,563
    BALloyd
    03-16-2020, 11:10 PM Go to last post

  27. Oil in a gas line

    Started by 2sac, 01-05-2012 09:36 PM
    • Replies: 5
    • Views: 2,676
    DPinst
    01-23-2012, 07:52 PM Go to last post

  28. Sizing a fan coil?

    Started by 2sac, 09-24-2021 10:32 PM
    • Replies: 4
    • Views: 1,556
    Lahrs
    10-01-2021, 01:52 AM Go to last post

  29. What is this valve (hydronics)

    Started by 2sac, 10-03-2023 11:42 AM
    1 Attachment(s)
    • Replies: 18
    • Views: 12,369
    2sac
    10-11-2023, 08:18 PM Go to last post

  30. Anyone know of a wifi fan coil stat?

    Started by 2sac, 09-15-2021 09:01 PM
    • Replies: 5
    • Views: 1,032
    heatingman
    09-18-2021, 08:56 AM Go to last post

  31. Bristol replacements

    Started by 2sac, 07-25-2019 06:39 PM
    • Replies: 10
    • Views: 2,250
    Highheadpressur
    08-02-2019, 09:36 PM Go to last post

  32. I hate phantom voltage

    Started by 2sac, 12-08-2011 11:36 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 23
    • Views: 6,730
    VTP99
    09-20-2019, 04:36 AM Go to last post

  33. Carrier dual cap

    Started by 2sac, 07-16-2020 09:59 PM
    • Replies: 3
    • Views: 1,046
    TheCounterGuy
    07-16-2020, 11:53 PM Go to last post

  34. Killing COVID with hvac

    Started by 2sac, 06-11-2020 07:56 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 21
    • Views: 6,391
    actech2
    09-06-2020, 01:26 PM Go to last post

  35. 3 phase motor testing.

    Started by 2smoke263, 03-15-2017 06:14 PM
    • Replies: 6
    • Views: 3,582
    greenbean
    03-16-2017, 12:20 PM Go to last post

  36. Confused Weil McLain GV-6 No HSI voltage

    Started by 2story, 09-09-2013 10:10 PM
    • Replies: 0
    • Views: 2,050
    2story
    09-09-2013, 10:10 PM Go to last post

  37. Trane Voyager, intermitant No Heat

    Started by 2wings, 12-31-2013 09:31 AM
    2 Pages •
    1 2
    • Replies: 27
    • Views: 9,035
    timebuilder
    01-03-2014, 04:23 PM Go to last post

  38. Piston system.... hunting?

    Started by 3.14, 05-29-2019 04:59 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 27
    • Views: 5,887
    BBeerme
    01-17-2020, 10:21 PM Go to last post

  39. Trane RTU freezing headers

    Started by 3.14, 08-29-2018 05:39 PM
    • Replies: 8
    • Views: 4,165
    DDCSD
    09-14-2018, 09:08 PM Go to last post

  40. Confused Weatherking dinosaur revival

    Started by 3.14, 05-31-2018 06:27 PM
    • Replies: 13
    • Views: 2,651
    shellkamp
    06-06-2018, 09:02 PM Go to last post

  41. Micron contemplations

    Started by 3.14, 06-12-2018 07:00 PM
    3 Pages •
    1 2 3
    5 Attachment(s)
    • Replies: 58
    • Views: 10,691
    servicefitter
    08-03-2018, 05:05 PM Go to last post
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