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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: 10,005
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Looking for Buffalo Forge Blower fan data

    Started by thump_rrr, 09-17-2015 12:00 PM
    • Replies: 0
    • Views: 585
    09-17-2015, 12:00 PM Go to last post
  3. Help on tracking a trademark, so I can do further research

    Started by zartangreen, 09-15-2015 11:26 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,258
    09-16-2015, 04:01 PM Go to last post
    • Replies: 3
    • Views: 897
    09-16-2015, 02:03 PM Go to last post
  4. drilling into clay tile

    Started by snupytcb, 09-15-2015 08:37 AM
    • Replies: 7
    • Views: 1,314
    09-16-2015, 08:15 AM Go to last post
  5. Need Some Help

    Started by Bassmastermat, 09-13-2015 06:23 PM
    • Replies: 10
    • Views: 1,402
    09-15-2015, 10:57 PM Go to last post
  6. Lennox all contactors humming not pulling all way in

    Started by javier_119, 08-29-2015 07:31 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 6,788
    09-15-2015, 08:50 PM Go to last post
  7. Training

    Started by sloppyjoe1, 08-30-2015 06:19 PM
    • Replies: 3
    • Views: 1,506
    09-15-2015, 01:25 AM Go to last post
  8. Duct Sizing and Static

    Started by ARK Cooling, 09-11-2015 05:19 PM
    • Replies: 5
    • Views: 1,006
    09-14-2015, 09:20 PM Go to last post
  9. Smile Quickly sketch and share HVAC systems

    Started by Frozenlock, 01-07-2015 03:56 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 6,983
    09-14-2015, 12:47 PM Go to last post
  10. Hmm Origin of thermostat terminal letters

    Started by Bruce Hendricks, 09-10-2015 12:38 PM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 3,886
    09-13-2015, 10:19 PM Go to last post
  11. Wattmaster/ Aaon control question

    Started by bgrich2003, 09-11-2015 02:00 PM
    • Replies: 4
    • Views: 771
    09-13-2015, 11:41 AM Go to last post
  12. Capacity control problem

    Started by alex87gr, 08-13-2015 01:33 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,396
    09-12-2015, 03:41 PM Go to last post
  13. How to test Compressor Valves

    Started by Junior1983, 09-09-2015 11:49 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,961
    09-12-2015, 01:49 PM Go to last post
  14. Carrier PTAC blower wheel replacement

    Started by killer v, 09-10-2015 02:54 PM
    • Replies: 2
    • Views: 548
    09-10-2015, 04:09 PM Go to last post
    • Replies: 5
    • Views: 800
    09-10-2015, 09:33 AM Go to last post
  15. Cooler electric defrost

    Started by lytning, 09-09-2015 10:01 AM
    • Replies: 6
    • Views: 1,038
    09-10-2015, 05:32 AM Go to last post
  16. Question about Water Source Heatpumps

    Started by hvacsolutions, 11-05-2013 03:09 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 3,260
    09-10-2015, 03:22 AM Go to last post
  17. Making the switch from residential to commercial

    Started by mpenney, 09-01-2015 08:36 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,234
    09-09-2015, 07:31 PM Go to last post
    • Replies: 11
    • Views: 2,003
    09-09-2015, 12:40 PM Go to last post
  18. Condensate lines for high efficiency unit

    Started by Dumplumer, 09-06-2015 02:00 PM
    • Replies: 6
    • Views: 939
    09-07-2015, 06:22 AM Go to last post
  19. Carrier 50HJQ intermittent issues.

    Started by mbarker84, 09-04-2015 06:12 PM
    • Replies: 11
    • Views: 1,087
    09-06-2015, 12:21 PM Go to last post
  20. Duct static Readings Mean?

    Started by Junior1983, 08-28-2015 11:44 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,481
    09-04-2015, 05:24 PM Go to last post
    • Replies: 12
    • Views: 3,487
    09-04-2015, 12:38 PM Go to last post
  21. Confused Daikin fan speed???

    Started by Big Unit, 09-02-2015 11:27 AM
    • Replies: 3
    • Views: 936
    09-04-2015, 12:14 PM Go to last post
  22. I have a 6 amp motor running 18 amps measured after the VFD

    Started by alikair, 09-02-2015 10:59 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,160
    09-04-2015, 10:07 AM Go to last post
  23. 1950's Trane Univent

    Started by mkraintz, 09-02-2015 11:56 AM
    • Replies: 0
    • Views: 639
    09-02-2015, 11:56 AM Go to last post
  24. Re insulation of Refrigerant Lines

    Started by Cory Wells, 08-25-2015 11:40 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 4,461
    09-02-2015, 10:43 AM Go to last post
  25. chrigs

    Started by chrigs, 09-01-2015 01:55 PM
    • Replies: 8
    • Views: 1,266
    09-01-2015, 09:12 PM Go to last post
  26. Fresh air intake options

    Started by swetha, 08-31-2015 03:07 AM
    • Replies: 3
    • Views: 937
    09-01-2015, 07:04 PM Go to last post
  27. Best vaccum pump

    Started by Junior1983, 08-14-2015 12:07 AM
    5 Pages
    1 2 3 4 5
    • Replies: 59
    • Views: 7,410
    09-01-2015, 04:03 PM Go to last post
  28. Using 1/3 hp instead of 1/4 hp any problem?

    Started by DeltaTech, 08-31-2015 11:23 AM
    • Replies: 9
    • Views: 1,809
    09-01-2015, 02:43 PM Go to last post
  29. Copeland temperature sensor question

    Started by richp, 08-31-2015 07:35 PM
    • Replies: 8
    • Views: 1,434
    09-01-2015, 09:21 AM Go to last post
  30. Lennox CHP20-060-4G Issues?

    Started by Junior1983, 08-31-2015 11:12 PM
    • Replies: 1
    • Views: 1,027
    09-01-2015, 12:57 AM Go to last post
  31. Scroll Vibration

    Started by jimp, 08-30-2015 01:01 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,111
    08-31-2015, 11:02 PM Go to last post
  32. New AC problem

    Started by Bdeeks, 08-31-2015 12:45 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,936
    08-31-2015, 03:57 PM Go to last post
  33. Manuals

    Started by wra, 07-31-2015 07:06 PM
    • Replies: 6
    • Views: 1,866
    08-31-2015, 07:10 AM Go to last post
  34. What up with icp technical support?

    Started by drage93, 08-30-2015 02:13 PM
    • Replies: 4
    • Views: 1,757
    08-30-2015, 11:32 PM Go to last post
  35. Exeter XL system controller manual search

    Started by xibu, 08-30-2015 10:57 PM
    • Replies: 0
    • Views: 1,031
    08-30-2015, 10:57 PM Go to last post
  36. Help! Uneven amp draw on fan motor.

    Started by DanDaMan370, 08-28-2015 12:29 AM
    7 Pages
    1 2 3 4 5 6 ... 7
    • Replies: 89
    • Views: 9,039
    08-30-2015, 06:08 PM Go to last post
  37. lennox package unit

    Started by drage93, 08-22-2015 09:13 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 4,245
    08-28-2015, 08:30 PM Go to last post
  38. HOW DOES THIS WORK ? 4 STAGE THERMOSTAT

    Started by lostro, 08-25-2015 12:16 AM
    • Replies: 5
    • Views: 1,324
    08-28-2015, 04:45 PM Go to last post
    • Replies: 8
    • Views: 1,402
    08-28-2015, 04:17 AM Go to last post
  39. Honeywell JADE economiser

    Started by Junior1983, 05-09-2015 10:59 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 4,201
    08-27-2015, 10:27 PM Go to last post
  40. 60 ton Trane Chiller (2003)

    Started by hcpwr, 07-10-2015 06:55 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,629
    08-27-2015, 07:56 PM Go to last post
  41. Envision water furnace question

    Started by rrobmac, 08-27-2015 06:06 PM
    • Replies: 0
    • Views: 679
    08-27-2015, 06:06 PM Go to last post
  42. liebert product data

    Started by timjimbob, 08-25-2015 07:26 AM
    • Replies: 4
    • Views: 1,085
    08-27-2015, 07:13 AM Go to last post
  43. ABB 550 VFD trips over current?

    Started by CEAS-AC-TECH, 08-26-2015 09:32 AM
    • Replies: 11
    • Views: 1,569
    08-26-2015, 11:01 PM Go to last post
  44. Pumping down circuit

    Started by hands, 08-25-2015 08:34 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,089
    08-26-2015, 06:28 PM Go to last post
  45. Roof reinforcement for new RTU install

    Started by checkpoint, 08-26-2015 12:25 PM
    • Replies: 2
    • Views: 883
    08-26-2015, 01:16 PM Go to last post
  46. Post Copeland Scroll Compressor Data Needed

    Started by Push It, 08-25-2015 05:15 PM
    • Replies: 6
    • Views: 1,056
    08-26-2015, 07:23 AM Go to last post

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