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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: 10,291
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. 10 TON TRANE PRECEDENT

    Started by VTP99, 11-15-2015 12:27 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,824
    04-05-2016, 12:19 PM Go to last post
  3. Is suction line too big

    Started by Snapperhead, 04-03-2016 08:14 AM
    • Replies: 3
    • Views: 630
    04-04-2016, 11:00 PM Go to last post
  4. Trane CO2 Sensor Fault

    Started by Elizeze, 04-04-2016 09:10 PM
    • Replies: 1
    • Views: 481
    04-04-2016, 09:43 PM Go to last post
  5. york manual forycuz330

    Started by chillerout1, 04-04-2016 07:27 PM
    • Replies: 0
    • Views: 353
    04-04-2016, 07:27 PM Go to last post
  6. Lennox EC1003-10-4

    Started by Everlong, 04-03-2016 11:10 AM
    • Replies: 7
    • Views: 835
    04-03-2016, 05:29 PM Go to last post
  7. r- 22 replacement

    Started by tiger services, 03-08-2016 06:29 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,213
    04-03-2016, 03:04 PM Go to last post
  8. Frown long line sets from condensors on the roof

    Started by luxx, 03-16-2016 01:15 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,359
    04-03-2016, 11:52 AM Go to last post
  9. Installing filter drier in water source heat pump

    Started by ammoniadog, 03-25-2016 08:22 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 3,467
    04-02-2016, 10:09 AM Go to last post
  10. Industial Freezer Brazing techniques question.

    Started by budman21901, 03-19-2016 10:28 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 66
    • Views: 5,717
    04-01-2016, 10:12 PM Go to last post
  11. Honeywell True zone. ARD zoning dampers.

    Started by mach167, 03-31-2016 08:34 PM
    • Replies: 8
    • Views: 872
    04-01-2016, 06:34 PM Go to last post
    • Replies: 0
    • Views: 409
    03-31-2016, 04:36 AM Go to last post
  12. Relocating smoke detector

    Started by slahac, 03-28-2016 05:09 PM
    • Replies: 4
    • Views: 701
    03-30-2016, 07:39 AM Go to last post
  13. gym ventilation calc's

    Started by rettop, 03-29-2016 08:04 AM
    • Replies: 5
    • Views: 808
    03-29-2016, 08:51 PM Go to last post
  14. Slow fan speed?

    Started by Kudge, 03-24-2016 07:16 PM
    • Replies: 7
    • Views: 967
    03-29-2016, 04:20 AM Go to last post
  15. Tempmaster VAV box information

    Started by nwmsjazz, 07-17-2014 06:09 PM
    • Replies: 2
    • Views: 3,210
    03-25-2016, 09:52 PM Go to last post
  16. The Hoverboard

    Started by BBeerme, 03-23-2016 08:52 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,224
    03-25-2016, 02:45 PM Go to last post
  17. 95 degree Yoga room ....

    Started by cecil swank, 03-18-2016 01:27 AM
    • Replies: 9
    • Views: 1,434
    03-22-2016, 11:56 PM Go to last post
  18. Carrier 50ak control problem

    Started by bluntforcetraum, 03-10-2016 04:56 PM
    • Replies: 10
    • Views: 1,376
    03-22-2016, 09:52 PM Go to last post
  19. High discharge line temp on a semi hermetic

    Started by jman2794, 03-18-2016 12:51 AM
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 2,941
    03-22-2016, 07:51 PM Go to last post
  20. Duct smoke detector wiring.

    Started by CHAINIK, 03-18-2016 08:37 PM
    • Replies: 11
    • Views: 1,562
    03-22-2016, 07:39 AM Go to last post
  21. 5H80 WATER COOLED CONDENSING UNIT

    Started by TURBOCHILL, 03-21-2016 12:42 AM
    • Replies: 7
    • Views: 1,066
    03-22-2016, 06:59 AM Go to last post
  22. Charge determination methods

    Started by federernadal, 03-21-2016 03:24 PM
    • Replies: 9
    • Views: 1,049
    03-21-2016, 06:55 PM Go to last post
  23. Trane roof top unit

    Started by JBocc, 02-04-2016 10:47 PM
    • Replies: 6
    • Views: 1,092
    03-20-2016, 05:42 PM Go to last post
  24. 30 Ton Bryant condenser oil pressure switch problem.

    Started by Ray7129, 03-08-2016 10:39 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,413
    03-20-2016, 11:04 AM Go to last post
  25. new York hotel

    Started by hvac17011, 03-18-2016 10:02 PM
    • Replies: 1
    • Views: 642
    03-19-2016, 12:23 AM Go to last post
  26. Reality check- Charging blended refrigerants..

    Started by mixsit, 03-17-2016 02:34 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,043
    03-18-2016, 10:31 PM Go to last post
  27. 40ton R-22 to 410a and flushing..

    Started by slick101, 03-15-2016 03:39 PM
    • Replies: 12
    • Views: 1,536
    03-17-2016, 07:28 AM Go to last post
  28. fix or replace?

    Started by johnqpublic, 03-12-2016 12:57 AM
    • Replies: 7
    • Views: 1,216
    03-16-2016, 08:48 AM Go to last post
  29. Trane RTWA Compressor Modules - swap modules?

    Started by LightGuy48, 03-14-2016 02:24 PM
    • Replies: 4
    • Views: 682
    03-15-2016, 10:03 AM Go to last post
  30. Mammoth parts

    Started by rylaw3, 08-05-2015 01:03 PM
    • Replies: 9
    • Views: 2,668
    03-14-2016, 06:46 PM Go to last post
  31. Red Seal exam questions

    Started by northernfitter, 03-14-2016 12:50 PM
    • Replies: 1
    • Views: 632
    03-14-2016, 01:46 PM Go to last post
  32. 2 condensers, one evaporator

    Started by FitterTom, 10-25-2011 02:33 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 77
    • Views: 9,651
    03-13-2016, 09:29 PM Go to last post
  33. Critical or not

    Started by lytning, 06-21-2015 06:45 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,929
    03-13-2016, 12:20 PM Go to last post
  34. Lennox L Series RTU giving me troubles

    Started by Bombboy90, 03-02-2016 08:52 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,805
    03-12-2016, 11:22 PM Go to last post
  35. Overcharge split while unit is off?

    Started by Shreadhead, 03-03-2016 12:13 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,648
    03-12-2016, 11:16 PM Go to last post
  36. 20 ton trane voyager VAV. compressor issue

    Started by jtblsu, 03-11-2016 07:46 AM
    • Replies: 4
    • Views: 824
    03-12-2016, 12:18 PM Go to last post
  37. Air flow & Cooling Capacity

    Started by GIRI, 03-11-2016 12:50 AM
    • Replies: 1
    • Views: 557
    03-11-2016, 09:54 AM Go to last post
  38. Removal of Glass lined storage tank

    Started by Malarres, 03-08-2016 06:14 PM
    • Replies: 8
    • Views: 802
    03-10-2016, 06:20 PM Go to last post
  39. Zoomlock for high pressure condenser water lines ?

    Started by HVACMSI, 02-29-2016 11:38 PM
    • Replies: 6
    • Views: 936
    03-10-2016, 05:26 PM Go to last post
  40. Fresh-Air.

    Started by fridg, 02-17-2016 08:53 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 2,354
    03-09-2016, 01:18 PM Go to last post
  41. Liebert p66

    Started by james mo, 03-02-2016 07:00 PM
    • Replies: 11
    • Views: 1,330
    03-08-2016, 10:51 PM Go to last post
  42. Confused York RTU Gas Burner

    Started by JakRabbit, 02-29-2016 08:55 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,362
    03-06-2016, 11:42 PM Go to last post
  43. Cooling Towers or VFD??

    Started by mcuriel1, 03-01-2016 11:57 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,475
    03-06-2016, 11:37 AM Go to last post
  44. New train rooftop full of soot

    Started by Tyler-Sloan, 01-26-2016 10:38 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,909
    03-06-2016, 09:23 AM Go to last post
  45. carrier chiller 30HX076-271

    Started by bulldog53207, 03-03-2016 06:01 PM
    • Replies: 5
    • Views: 990
    03-06-2016, 01:05 AM Go to last post
  46. Heil gas package ignitor problem

    Started by jbs2003200, 02-28-2016 12:10 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,524
    03-05-2016, 02:45 PM Go to last post
  47. 500,000,000 btu cement factory kiln service

    Started by lowtemp, 02-25-2016 04:53 PM
    • Replies: 8
    • Views: 1,130
    03-04-2016, 09:40 PM Go to last post
  48. what's your VFD of choice?

    Started by The Juice, 04-15-2014 03:11 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 8,827
    03-04-2016, 05:11 PM Go to last post
  49. Boiler issues

    Started by Mihvactech, 03-04-2016 02:41 PM
    • Replies: 1
    • Views: 516
    03-04-2016, 03:58 PM Go to last post
  50. York RTU tube heat exchanger cleaning

    Started by Comb2, 02-29-2016 09:52 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,246
    03-03-2016, 06:22 PM Go to last post

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