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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: 11,026
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. water split on water source heat pump too high and tripping

    Started by Jeremybednarsh, 04-02-2015 07:43 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,713
    04-06-2015, 06:52 PM Go to last post
  3. Barber Coleman XPSI

    Started by WPandH, 03-18-2015 08:57 AM
    • Replies: 2
    • Views: 808
    04-05-2015, 12:03 PM Go to last post
  4. R22 to R410a evap retrofit

    Started by timjimbob, 04-02-2015 07:10 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 4,453
    04-05-2015, 05:39 AM Go to last post
  5. Contactor not pulling in

    Started by VAsteamfitter, 03-31-2015 07:45 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 4,257
    04-04-2015, 09:27 AM Go to last post
  6. Can this Burnout on RTU be cleaned up ?

    Started by Snapperhead, 01-18-2015 06:12 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 5,112
    04-03-2015, 09:31 PM Go to last post
  7. determining comressor between r12 and 134a

    Started by mm freezing, 04-01-2015 05:29 AM
    • Replies: 5
    • Views: 1,017
    04-02-2015, 07:28 PM Go to last post
  8. quoting hvac maintance

    Started by dav214, 03-26-2015 07:57 PM
    • Replies: 10
    • Views: 1,856
    04-01-2015, 03:23 PM Go to last post
  9. Hall effect

    Started by deerwhistle, 03-31-2015 11:40 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,304
    04-01-2015, 02:30 PM Go to last post
  10. Compressor for beer cooler

    Started by Bram_ltd, 03-30-2015 10:36 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 5,211
    04-01-2015, 12:45 PM Go to last post
  11. are all water dispenser the same?

    Started by mm freezing, 03-26-2015 08:04 PM
    • Replies: 6
    • Views: 1,210
    04-01-2015, 09:55 AM Go to last post
  12. Copeland Compressors

    Started by DavidDeBord, 03-29-2015 08:32 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,423
    04-01-2015, 08:20 AM Go to last post
  13. Trane tracker v12

    Started by chuckp294, 03-31-2015 07:46 PM
    • Replies: 0
    • Views: 631
    03-31-2015, 07:46 PM Go to last post
  14. New Receiver & LAC install in existing system, now no subcool

    Started by crab master, 03-21-2015 11:50 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,431
    03-31-2015, 07:42 PM Go to last post
  15. Mini drones,,,When there is know blueprints..

    Started by zartangreen, 03-31-2015 06:50 PM
    • Replies: 9
    • Views: 994
    03-31-2015, 07:36 PM Go to last post
  16. Tran Voyager YCD061 No Heat with new BAS install

    Started by Moegilla, 03-31-2015 10:46 AM
    • Replies: 0
    • Views: 818
    03-31-2015, 10:46 AM Go to last post
  17. Aaon electric heat problems

    Started by will smith, 04-08-2012 04:31 PM
    • Replies: 8
    • Views: 2,685
    03-31-2015, 08:56 AM Go to last post
  18. Strange compressor diagnosic

    Started by marter, 03-19-2015 08:00 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,381
    03-31-2015, 12:30 AM Go to last post
  19. Hydrocarbons

    Started by Cool bob, 03-29-2015 12:18 PM
    • Replies: 2
    • Views: 821
    03-29-2015, 03:43 PM Go to last post
  20. Discussion about oil pumping inside a compressor

    Started by patjmc, 03-25-2015 04:19 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 3,389
    03-29-2015, 11:26 AM Go to last post
  21. Liquid Line Flare Filters

    Started by hands, 03-28-2015 02:21 PM
    • Replies: 10
    • Views: 2,365
    03-29-2015, 10:54 AM Go to last post
  22. Trane TR-200

    Started by Armament, 03-26-2015 07:00 PM
    • Replies: 12
    • Views: 2,026
    03-28-2015, 09:37 PM Go to last post
  23. heated door handle?

    Started by snupytcb, 03-28-2015 11:37 AM
    • Replies: 10
    • Views: 2,358
    03-28-2015, 04:56 PM Go to last post
  24. YORK H1CE150A25C

    Started by Takete, 03-27-2015 04:51 PM
    • Replies: 8
    • Views: 1,846
    03-28-2015, 04:28 PM Go to last post
  25. Carrier RTU - X on terminal strip

    Started by copperteeth, 03-27-2015 06:41 PM
    • Replies: 4
    • Views: 1,624
    03-27-2015, 07:44 PM Go to last post
  26. Carrier 50AK 50 Ton Unit

    Started by 1SikLBZ, 03-23-2015 09:55 PM
    • Replies: 7
    • Views: 1,738
    03-26-2015, 04:18 PM Go to last post
    • Replies: 6
    • Views: 948
    03-26-2015, 03:30 PM Go to last post
  27. Determining factor in relay selecting

    Started by bwd111, 03-24-2015 05:10 PM
    • Replies: 4
    • Views: 850
    03-26-2015, 01:41 PM Go to last post
  28. I Challenge Anyone to . . .

    Started by BBeerme, 03-08-2015 08:47 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 5,166
    03-25-2015, 09:35 PM Go to last post
  29. Andover i2920

    Started by hvacat, 11-06-2014 12:59 PM
    • Replies: 2
    • Views: 1,070
    03-25-2015, 08:35 PM Go to last post
  30. Drake Chiller

    Started by mstewart40, 03-22-2015 05:14 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 4,902
    03-25-2015, 05:30 AM Go to last post
  31. ecm blower motor short

    Started by dave sulz, 03-24-2015 05:29 PM
    • Replies: 1
    • Views: 896
    03-24-2015, 05:37 PM Go to last post
  32. pressure test

    Started by joebear, 02-12-2015 06:44 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 4,369
    03-24-2015, 02:52 PM Go to last post
  33. Micromanaging service manager

    Started by t2, 03-20-2015 06:34 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,486
    03-24-2015, 11:16 AM Go to last post
    • Replies: 18
    • Views: 2,849
    03-23-2015, 05:01 PM Go to last post
  34. Very old airtemp system

    Started by eliteair, 03-19-2015 01:08 PM
    • Replies: 4
    • Views: 985
    03-23-2015, 04:28 PM Go to last post
  35. Liebert System4

    Started by narkom, 03-20-2015 02:52 PM
    • Replies: 7
    • Views: 2,055
    03-23-2015, 02:44 AM Go to last post
  36. EEPR Valve for discharge temp control

    Started by MarcosHVAC, 03-20-2015 10:06 PM
    • Replies: 3
    • Views: 1,015
    03-22-2015, 10:41 PM Go to last post
  37. Hussman 3 door freezer

    Started by tootiredtoargue, 03-10-2015 05:04 PM
    • Replies: 10
    • Views: 2,213
    03-22-2015, 07:10 PM Go to last post
  38. Favorite VFD

    Started by ACFIXR, 04-18-2012 12:34 AM
    4 Pages
    1 2 3 4
    • Replies: 49
    • Views: 11,623
    03-20-2015, 06:56 PM Go to last post
  39. TCONT802

    Started by jeremyr325, 03-19-2015 08:50 AM
    • Replies: 4
    • Views: 1,032
    03-20-2015, 10:12 AM Go to last post
    • Replies: 4
    • Views: 990
    03-19-2015, 07:39 AM Go to last post
  40. Belimo to controller change output

    Started by mccann, 02-27-2015 08:46 AM
    • Replies: 8
    • Views: 2,258
    03-19-2015, 02:36 AM Go to last post
  41. 5h126

    Started by Aircon1985, 03-18-2015 07:40 AM
    • Replies: 9
    • Views: 1,420
    03-18-2015, 11:29 PM Go to last post
  42. Txv aux side connector

    Started by targetman, 03-18-2015 08:08 PM
    • Replies: 4
    • Views: 1,158
    03-18-2015, 09:40 PM Go to last post
  43. freeze stat

    Started by targetman, 03-18-2015 07:13 PM
    • Replies: 0
    • Views: 755
    03-18-2015, 07:13 PM Go to last post
    • Replies: 31
    • Views: 5,478
    03-18-2015, 07:12 PM Go to last post
    • Replies: 8
    • Views: 1,229
    03-18-2015, 05:40 PM Go to last post
  44. Lennox 51M42 Tstat not cycling poperly.

    Started by 3rdlaw, 03-17-2015 10:29 PM
    • Replies: 1
    • Views: 621
    03-17-2015, 10:42 PM Go to last post
  45. Using a circuit breaker finder to find 208 breaker

    Started by travbus, 03-12-2015 11:14 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,714
    03-17-2015, 09:52 PM Go to last post

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