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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: 8,976
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

    • Replies: 15
    • Views: 1,276
    04-10-2016, 01:55 PM Go to last post
  2. Question Chiller Selection (Screw Vs Centrifugal)

    Started by rashid, 03-31-2016 08:26 AM
    • Replies: 8
    • Views: 783
    04-09-2016, 11:27 AM Go to last post
  3. Broken Pump Motor Foot

    Started by DDCSD, 04-06-2016 10:21 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 1,304
    04-07-2016, 10:26 PM Go to last post
  4. KKT and Kyoto Cooling Parts?

    Started by danfoss2024, 04-07-2016 08:36 PM
    • Replies: 0
    • Views: 194
    04-07-2016, 08:36 PM Go to last post
  5. Honeywell R4795

    Started by Red Man, 04-05-2016 11:42 PM
    • Replies: 6
    • Views: 482
    04-07-2016, 04:21 AM Go to last post
  6. NEBB Tab Technician

    Started by BDervishian, 05-01-2012 04:43 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 4,389
    04-06-2016, 08:22 PM Go to last post
  7. Will this need a fan cycle of some sort

    Started by Snapperhead, 04-03-2016 09:33 PM
    • Replies: 9
    • Views: 685
    04-05-2016, 10:53 PM Go to last post
  8. Hmm Lennox L series rooftop unit...

    Started by T plumb, 03-23-2016 07:15 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 1,627
    04-05-2016, 09:55 PM Go to last post
  9. Removing Reversing Valve

    Started by BBeerme, 07-13-2015 08:09 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 5,264
    04-05-2016, 01:20 PM Go to last post
  10. 10 TON TRANE PRECEDENT

    Started by VTP99, 11-15-2015 12:27 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,902
    04-05-2016, 12:19 PM Go to last post
  11. Is suction line too big

    Started by Snapperhead, 04-03-2016 08:14 AM
    • Replies: 3
    • Views: 419
    04-04-2016, 11:00 PM Go to last post
  12. Trane CO2 Sensor Fault

    Started by Elizeze, 04-04-2016 09:10 PM
    • Replies: 1
    • Views: 292
    04-04-2016, 09:43 PM Go to last post
  13. york manual forycuz330

    Started by chillerout1, 04-04-2016 07:27 PM
    • Replies: 0
    • Views: 211
    04-04-2016, 07:27 PM Go to last post
  14. Lennox EC1003-10-4

    Started by Everlong, 04-03-2016 11:10 AM
    • Replies: 7
    • Views: 361
    04-03-2016, 05:29 PM Go to last post
  15. r- 22 replacement

    Started by tiger services, 03-08-2016 06:29 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,519
    04-03-2016, 03:04 PM Go to last post
  16. 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: 1,508
    04-03-2016, 11:52 AM Go to last post
  17. 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: 2,267
    04-02-2016, 10:09 AM Go to last post
  18. 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: 3,730
    04-01-2016, 10:12 PM Go to last post
  19. Honeywell True zone. ARD zoning dampers.

    Started by mach167, 03-31-2016 08:34 PM
    • Replies: 8
    • Views: 432
    04-01-2016, 06:34 PM Go to last post
    • Replies: 0
    • Views: 314
    03-31-2016, 04:36 AM Go to last post
  20. Relocating smoke detector

    Started by slahac, 03-28-2016 05:09 PM
    • Replies: 4
    • Views: 494
    03-30-2016, 07:39 AM Go to last post
  21. gym ventilation calc's

    Started by rettop, 03-29-2016 08:04 AM
    • Replies: 5
    • Views: 478
    03-29-2016, 08:51 PM Go to last post
  22. Slow fan speed?

    Started by Kudge, 03-24-2016 07:16 PM
    • Replies: 7
    • Views: 613
    03-29-2016, 04:20 AM Go to last post
  23. Tempmaster VAV box information

    Started by nwmsjazz, 07-17-2014 06:09 PM
    • Replies: 2
    • Views: 2,454
    03-25-2016, 09:52 PM Go to last post
  24. The Hoverboard

    Started by BBeerme, 03-23-2016 08:52 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,366
    03-25-2016, 02:45 PM Go to last post
  25. 95 degree Yoga room ....

    Started by cecil swank, 03-18-2016 01:27 AM
    • Replies: 9
    • Views: 956
    03-22-2016, 11:56 PM Go to last post
  26. Carrier 50ak control problem

    Started by bluntforcetraum, 03-10-2016 04:56 PM
    • Replies: 10
    • Views: 833
    03-22-2016, 09:52 PM Go to last post
  27. 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: 2,184
    03-22-2016, 07:51 PM Go to last post
  28. Duct smoke detector wiring.

    Started by CHAINIK, 03-18-2016 08:37 PM
    • Replies: 11
    • Views: 746
    03-22-2016, 07:39 AM Go to last post
  29. 5H80 WATER COOLED CONDENSING UNIT

    Started by TURBOCHILL, 03-21-2016 12:42 AM
    • Replies: 7
    • Views: 637
    03-22-2016, 06:59 AM Go to last post
  30. Charge determination methods

    Started by federernadal, 03-21-2016 03:24 PM
    • Replies: 9
    • Views: 551
    03-21-2016, 06:55 PM Go to last post
  31. Trane roof top unit

    Started by JBocc, 02-04-2016 10:47 PM
    • Replies: 6
    • Views: 764
    03-20-2016, 05:42 PM Go to last post
  32. 30 Ton Bryant condenser oil pressure switch problem.

    Started by Ray7129, 03-08-2016 10:39 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,001
    03-20-2016, 11:04 AM Go to last post
  33. new York hotel

    Started by hvac17011, 03-18-2016 10:02 PM
    • Replies: 1
    • Views: 461
    03-19-2016, 12:23 AM Go to last post
  34. Reality check- Charging blended refrigerants..

    Started by mixsit, 03-17-2016 02:34 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,108
    03-18-2016, 10:31 PM Go to last post
    • Replies: 6
    • Views: 765
    03-17-2016, 09:00 PM Go to last post
  35. 40ton R-22 to 410a and flushing..

    Started by slick101, 03-15-2016 03:39 PM
    • Replies: 12
    • Views: 920
    03-17-2016, 07:28 AM Go to last post
  36. fix or replace?

    Started by johnqpublic, 03-12-2016 12:57 AM
    • Replies: 7
    • Views: 796
    03-16-2016, 08:48 AM Go to last post
  37. Trane RTWA Compressor Modules - swap modules?

    Started by LightGuy48, 03-14-2016 02:24 PM
    • Replies: 4
    • Views: 493
    03-15-2016, 10:03 AM Go to last post
  38. Mammoth parts

    Started by rylaw3, 08-05-2015 01:03 PM
    • Replies: 9
    • Views: 1,984
    03-14-2016, 06:46 PM Go to last post
  39. Red Seal exam questions

    Started by northernfitter, 03-14-2016 12:50 PM
    • Replies: 1
    • Views: 406
    03-14-2016, 01:46 PM Go to last post
  40. 2 condensers, one evaporator

    Started by FitterTom, 10-25-2011 02:33 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 77
    • Views: 7,161
    03-13-2016, 09:29 PM Go to last post
  41. Critical or not

    Started by lytning, 06-21-2015 06:45 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,191
    03-13-2016, 12:20 PM Go to last post
  42. Lennox L Series RTU giving me troubles

    Started by Bombboy90, 03-02-2016 08:52 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,373
    03-12-2016, 11:22 PM Go to last post
  43. Overcharge split while unit is off?

    Started by Shreadhead, 03-03-2016 12:13 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,632
    03-12-2016, 11:16 PM Go to last post
  44. 20 ton trane voyager VAV. compressor issue

    Started by jtblsu, 03-11-2016 07:46 AM
    • Replies: 4
    • Views: 563
    03-12-2016, 12:18 PM Go to last post
  45. Air flow & Cooling Capacity

    Started by GIRI, 03-11-2016 12:50 AM
    • Replies: 1
    • Views: 401
    03-11-2016, 09:54 AM Go to last post
  46. Removal of Glass lined storage tank

    Started by Malarres, 03-08-2016 06:14 PM
    • Replies: 8
    • Views: 549
    03-10-2016, 06:20 PM Go to last post
  47. Zoomlock for high pressure condenser water lines ?

    Started by HVACMSI, 02-29-2016 11:38 PM
    • Replies: 6
    • Views: 698
    03-10-2016, 05:26 PM Go to last post
  48. Fresh-Air.

    Started by fridg, 02-17-2016 08:53 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,582
    03-09-2016, 01:18 PM Go to last post

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