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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: 10,987
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Sporlan HP Solenoid Valves

    Started by JoeyT, 06-15-2017 07:43 PM
    • Replies: 5
    • Views: 475
    06-20-2017, 09:01 AM Go to last post
  3. Spartan Freezer Not Defrosting

    Started by SJP, 06-19-2017 03:52 PM
    • Replies: 4
    • Views: 268
    06-19-2017, 06:34 PM Go to last post
  4. Lennox prodigy 2.0

    Started by rereese, 06-18-2017 08:38 AM
    • Replies: 7
    • Views: 573
    06-19-2017, 12:14 PM Go to last post
  5. Head pressure control

    Started by Alessi, 06-18-2017 07:32 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 948
    06-19-2017, 12:03 PM Go to last post
  6. Condenser and Coil Delta T

    Started by Shane Carruth, 06-18-2017 03:21 PM
    • Replies: 6
    • Views: 512
    06-18-2017, 06:46 PM Go to last post
  7. Can anyone identify this?

    Started by Gunslinger, 06-11-2017 11:39 AM
    • Replies: 9
    • Views: 714
    06-18-2017, 03:17 PM Go to last post
    • Replies: 16
    • Views: 1,212
    06-18-2017, 03:07 PM Go to last post
  8. Ac unit question?

    Started by drage93, 06-15-2017 12:35 AM
    • Replies: 7
    • Views: 490
    06-16-2017, 08:19 PM Go to last post
  9. 2.5t r410a Heat pump Carrier, split, 250psi suction

    Started by Valvac, 06-16-2017 02:38 PM
    • Replies: 0
    • Views: 229
    06-16-2017, 02:38 PM Go to last post
  10. Bid training class

    Started by Viepped, 06-15-2017 02:48 PM
    • Replies: 4
    • Views: 338
    06-16-2017, 08:27 AM Go to last post
    • Replies: 6
    • Views: 569
    06-16-2017, 05:19 AM Go to last post
  11. Carrier 50TC-D09A

    Started by tunaguy, 06-16-2017 12:21 AM
    • Replies: 0
    • Views: 259
    06-16-2017, 12:21 AM Go to last post
  12. Hmm pnematics

    Started by tom.cunningham, 05-10-2017 03:17 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,196
    06-15-2017, 09:47 PM Go to last post
  13. King Valve Leak and condenser fan

    Started by Rockwell, 06-11-2017 02:31 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,042
    06-15-2017, 09:36 PM Go to last post
  14. HW Lyric stat loses programming ?

    Started by Poodle Head Mikey, 06-15-2017 03:36 PM
    • Replies: 1
    • Views: 221
    06-15-2017, 03:48 PM Go to last post
  15. Anyone ever seen a TXV setup like this?

    Started by probtu, 06-12-2017 11:51 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,056
    06-14-2017, 10:41 PM Go to last post
  16. Water Treatment Questions Welcome!

    Started by waterworld, 11-13-2010 01:48 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 77
    • Views: 18,665
    06-13-2017, 05:26 PM Go to last post
  17. McQuay AWS290BDP Chiller

    Started by jgab, 06-13-2017 04:44 PM
    • Replies: 0
    • Views: 276
    06-13-2017, 04:44 PM Go to last post
  18. Multiple questions

    Started by Shane Carruth, 06-12-2017 10:51 PM
    • Replies: 2
    • Views: 336
    06-13-2017, 12:17 AM Go to last post
  19. lennox LGC rtus, and their controls

    Started by coolerinfrederick, 06-12-2017 06:01 PM
    • Replies: 2
    • Views: 369
    06-12-2017, 09:37 PM Go to last post
  20. Troubleshooting Trane Package Unit

    Started by ShoTyme42002, 06-11-2017 01:21 PM
    • Replies: 5
    • Views: 500
    06-12-2017, 09:09 PM Go to last post
  21. Hiel two stage cool gas heat roof top

    Started by vargimike, 06-12-2017 01:09 AM
    • Replies: 0
    • Views: 240
    06-12-2017, 01:09 AM Go to last post
  22. Coil Straightening Made Easy

    Started by GenesisRefrig, 06-10-2017 10:49 PM
    • Replies: 2
    • Views: 615
    06-11-2017, 08:57 PM Go to last post
  23. HVAC maintenance agreements.

    Started by sgtrivas405, 06-10-2017 03:04 AM
    • Replies: 9
    • Views: 531
    06-11-2017, 09:07 AM Go to last post
  24. UA Star Preparation?

    Started by alliedtech12887, 01-26-2012 07:50 PM
    5 Pages
    1 2 3 4 5
    • Replies: 54
    • Views: 9,177
    06-09-2017, 08:35 AM Go to last post
  25. York AC

    Started by BAA, 06-08-2017 09:21 PM
    • Replies: 6
    • Views: 628
    06-09-2017, 08:35 AM Go to last post
  26. Kitchen exhaust hood, more air flow

    Started by Kevin Orye, 06-08-2017 05:15 PM
    • Replies: 5
    • Views: 582
    06-08-2017, 11:56 PM Go to last post
  27. Head Loss Calc Question

    Started by dglenn9000, 06-07-2017 05:09 PM
    • Replies: 10
    • Views: 706
    06-08-2017, 06:56 PM Go to last post
  28. How much ventilation?

    Started by Joab, 06-07-2017 08:38 AM
    • Replies: 11
    • Views: 467
    06-08-2017, 08:52 AM Go to last post
  29. York blower problems

    Started by Pmelillo, 06-07-2017 05:25 PM
    • Replies: 1
    • Views: 313
    06-08-2017, 05:08 AM Go to last post
  30. Customer just wanted a recharge.

    Started by jimp, 05-14-2017 05:57 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,802
    06-07-2017, 07:04 PM Go to last post
  31. Suction filter pressure drop

    Started by BigE5012, 05-10-2017 10:55 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,810
    06-07-2017, 10:36 AM Go to last post
  32. Carrier Comfort Link

    Started by HAFP, 05-01-2017 09:06 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,296
    06-06-2017, 11:54 AM Go to last post
  33. Start cap

    Started by farm tech, 06-01-2017 06:10 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 1,628
    06-05-2017, 10:41 PM Go to last post
  34. Which method for preheating OA for make-up air unit?

    Started by Matt78, 01-12-2016 07:14 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,276
    06-04-2017, 09:07 PM Go to last post
  35. Adding dehumidification to 40 ton package unit

    Started by licensed to chill, 06-01-2017 10:29 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 1,223
    06-04-2017, 05:28 PM Go to last post
  36. Trane 3D Scroll Tandem 50 Ton Split

    Started by Apprenticanic, 05-07-2013 12:46 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,471
    06-04-2017, 11:03 AM Go to last post
  37. Carrier Question

    Started by jmandtc, 06-03-2017 06:08 AM
    • Replies: 2
    • Views: 370
    06-03-2017, 06:59 AM Go to last post
  38. Honeywell Jade Retrofit on Trane Reliatel

    Started by Mr.Man, 06-01-2017 04:40 PM
    • Replies: 4
    • Views: 387
    06-02-2017, 11:17 AM Go to last post
  39. Trane Intellipak 30 ton with ungodly humidity in building

    Started by Chozn1, 10-27-2014 10:15 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 4,084
    06-02-2017, 08:26 AM Go to last post
    • Replies: 6
    • Views: 589
    06-01-2017, 11:33 PM Go to last post
    • Replies: 6
    • Views: 495
    06-01-2017, 12:27 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: 839
    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: 503
    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: 741
    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: 348
    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: 2,038
    05-31-2017, 09:10 AM Go to last post
  45. Take a swing at the problem

    Started by jimp, 05-28-2017 05:35 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,088
    05-30-2017, 06:49 PM Go to last post
  46. RS-44 AkA:R424A refrigerant

    Started by drpsr99, 05-30-2017 05:19 PM
    • Replies: 0
    • Views: 293
    05-30-2017, 05:19 PM Go to last post
  47. International Comfort products, Model# GPFM60L140E

    Started by sam's, 05-23-2017 09:58 PM
    • Replies: 5
    • Views: 511
    05-30-2017, 05:34 AM Go to last post

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