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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: 11,046
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Brazing copper to brass fitting

    Started by C4Trousers, 06-21-2017 12:53 AM
    • Replies: 4
    • Views: 594
    06-21-2017, 07:24 PM Go to last post
  3. Buffalo Forge Fan - Type BL Size 445 - Fan Curve

    Started by ejs63, 06-21-2017 08:11 AM
    • Replies: 1
    • Views: 246
    06-21-2017, 08:23 AM Go to last post
  4. 15 degree split

    Started by clynch6592, 06-20-2017 12:46 PM
    • Replies: 11
    • Views: 577
    06-20-2017, 10:08 PM Go to last post
  5. Carrier 30RBA

    Started by Kevin1960, 09-23-2016 03:45 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 2,153
    06-20-2017, 09:03 PM Go to last post
  6. Not working in the field

    Started by farm tech, 06-14-2017 09:06 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,208
    06-20-2017, 08:21 PM Go to last post
  7. Best Recovery Machines

    Started by softtail, 01-01-2007 02:00 PM
    4 Pages
    1 2 3 4
    • Replies: 47
    • Views: 46,982
    06-20-2017, 10:17 AM Go to last post
  8. Lag Leads

    Started by HE>I, 06-20-2017 09:22 AM
    • Replies: 0
    • Views: 265
    06-20-2017, 09:22 AM Go to last post
  9. Sporlan HP Solenoid Valves

    Started by JoeyT, 06-15-2017 07:43 PM
    • Replies: 5
    • Views: 502
    06-20-2017, 09:01 AM Go to last post
  10. Spartan Freezer Not Defrosting

    Started by SJP, 06-19-2017 03:52 PM
    • Replies: 4
    • Views: 320
    06-19-2017, 06:34 PM Go to last post
  11. Lennox prodigy 2.0

    Started by rereese, 06-18-2017 08:38 AM
    • Replies: 7
    • Views: 486
    06-19-2017, 12:14 PM Go to last post
  12. This is why Preventive Maintenance is a waste of money.

    Started by Mike19, 08-21-2014 12:16 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 68
    • Views: 13,597
    06-19-2017, 03:41 AM Go to last post
  13. Can anyone identify this?

    Started by Gunslinger, 06-11-2017 11:39 AM
    • Replies: 9
    • Views: 728
    06-18-2017, 03:17 PM Go to last post
    • Replies: 16
    • Views: 1,366
    06-18-2017, 03:07 PM Go to last post
  14. 2.5t r410a Heat pump Carrier, split, 250psi suction

    Started by Valvac, 06-16-2017 02:38 PM
    • Replies: 0
    • Views: 222
    06-16-2017, 02:38 PM Go to last post
  15. Trane rooftops mo99 retrofit

    Started by jackpiner, 06-16-2017 08:54 AM
    • Replies: 0
    • Views: 325
    06-16-2017, 08:54 AM Go to last post
    • Replies: 6
    • Views: 622
    06-16-2017, 05:19 AM Go to last post
  16. Hmm pnematics

    Started by tom.cunningham, 05-10-2017 03:17 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,227
    06-15-2017, 09:47 PM Go to last post
  17. King Valve Leak and condenser fan

    Started by Rockwell, 06-11-2017 02:31 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,191
    06-15-2017, 09:36 PM Go to last post
  18. HW Lyric stat loses programming ?

    Started by Poodle Head Mikey, 06-15-2017 03:36 PM
    • Replies: 1
    • Views: 245
    06-15-2017, 03:48 PM Go to last post
  19. IT room equipment load calculations

    Started by Tomjd, 06-10-2017 12:54 PM
    • Replies: 6
    • Views: 509
    06-15-2017, 08:45 AM Go to last post
  20. Anyone ever seen a TXV setup like this?

    Started by probtu, 06-12-2017 11:51 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,008
    06-14-2017, 10:41 PM Go to last post
  21. Water Treatment Questions Welcome!

    Started by waterworld, 11-13-2010 01:48 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 77
    • Views: 18,986
    06-13-2017, 05:26 PM Go to last post
  22. Multiple questions

    Started by Shane Carruth, 06-12-2017 10:51 PM
    • Replies: 2
    • Views: 342
    06-13-2017, 12:17 AM Go to last post
  23. lennox LGC rtus, and their controls

    Started by coolerinfrederick, 06-12-2017 06:01 PM
    • Replies: 2
    • Views: 353
    06-12-2017, 09:37 PM Go to last post
  24. Troubleshooting Trane Package Unit

    Started by ShoTyme42002, 06-11-2017 01:21 PM
    • Replies: 5
    • Views: 541
    06-12-2017, 09:09 PM Go to last post
  25. Hiel two stage cool gas heat roof top

    Started by vargimike, 06-12-2017 01:09 AM
    • Replies: 0
    • Views: 265
    06-12-2017, 01:09 AM Go to last post
  26. Coil Straightening Made Easy

    Started by GenesisRefrig, 06-10-2017 10:49 PM
    • Replies: 2
    • Views: 563
    06-11-2017, 08:57 PM Go to last post
  27. MO99 vs 427A

    Started by EMC mech., 04-06-2013 03:44 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 11,252
    06-11-2017, 03:28 PM Go to last post
  28. HVAC maintenance agreements.

    Started by sgtrivas405, 06-10-2017 03:04 AM
    • Replies: 9
    • Views: 631
    06-11-2017, 09:07 AM Go to last post
  29. UA Star Preparation?

    Started by alliedtech12887, 01-26-2012 07:50 PM
    5 Pages
    1 2 3 4 5
    • Replies: 54
    • Views: 9,621
    06-09-2017, 08:35 AM Go to last post
  30. York AC

    Started by BAA, 06-08-2017 09:21 PM
    • Replies: 6
    • Views: 691
    06-09-2017, 08:35 AM Go to last post
  31. Kitchen exhaust hood, more air flow

    Started by Kevin Orye, 06-08-2017 05:15 PM
    • Replies: 5
    • Views: 492
    06-08-2017, 11:56 PM Go to last post
  32. How much ventilation?

    Started by Joab, 06-07-2017 08:38 AM
    • Replies: 11
    • Views: 538
    06-08-2017, 08:52 AM Go to last post
  33. York blower problems

    Started by Pmelillo, 06-07-2017 05:25 PM
    • Replies: 1
    • Views: 322
    06-08-2017, 05:08 AM Go to last post
  34. Suction filter pressure drop

    Started by BigE5012, 05-10-2017 10:55 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,959
    06-07-2017, 10:36 AM Go to last post
  35. Carrier Comfort Link

    Started by HAFP, 05-01-2017 09:06 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,524
    06-06-2017, 11:54 AM Go to last post
  36. Start cap

    Started by farm tech, 06-01-2017 06:10 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 2,015
    06-05-2017, 10:41 PM Go to last post
  37. Trane 3D Scroll Tandem 50 Ton Split

    Started by Apprenticanic, 05-07-2013 12:46 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,740
    06-04-2017, 11:03 AM Go to last post
  38. Carrier Question

    Started by jmandtc, 06-03-2017 06:08 AM
    • Replies: 2
    • Views: 430
    06-03-2017, 06:59 AM Go to last post
  39. Honeywell Jade Retrofit on Trane Reliatel

    Started by Mr.Man, 06-01-2017 04:40 PM
    • Replies: 4
    • Views: 389
    06-02-2017, 11:17 AM Go to last post
    • Replies: 6
    • Views: 652
    06-01-2017, 11:33 PM Go to last post
  40. Carrier chillers witha plate heat exchanger

    Started by TURBOFIRE, 05-31-2017 10:46 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 907
    06-01-2017, 12:03 PM Go to last post
  41. R-22 replacement, RS-44b (R453a)

    Started by Capt Wolf, 06-01-2017 11:04 AM
    • Replies: 1
    • Views: 517
    06-01-2017, 11:06 AM Go to last post
  42. Retrofitting R-22 to R-427A with mineral oil

    Started by Jrqsr83, 12-15-2016 12:20 AM
    • Replies: 2
    • Views: 816
    05-31-2017, 10:43 PM Go to last post
  43. Control a Tracer SC system

    Started by rdelvalle, 05-30-2017 06:24 AM
    • Replies: 1
    • Views: 361
    05-31-2017, 03:12 PM Go to last post
  44. Confused Liebert XDC Chiller Pump "Loss of Flow" Issues

    Started by uhPrintUs, 05-19-2012 11:33 AM
    • Replies: 8
    • Views: 2,203
    05-31-2017, 09:10 AM Go to last post
  45. RS-44 AkA:R424A refrigerant

    Started by drpsr99, 05-30-2017 05:19 PM
    • Replies: 0
    • Views: 324
    05-30-2017, 05:19 PM Go to last post
  46. International Comfort products, Model# GPFM60L140E

    Started by sam's, 05-23-2017 09:58 PM
    • Replies: 5
    • Views: 594
    05-30-2017, 05:34 AM Go to last post
  47. Compressor eating capacitors

    Started by mjohnson2981, 09-25-2016 06:42 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 3,188
    05-29-2017, 08:44 PM Go to last post
  48. Unloaders

    Started by hvacron, 05-17-2017 09:45 PM
    • Replies: 12
    • Views: 1,067
    05-28-2017, 10:36 AM Go to last post

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