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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: 10,759
    Dad
    08-10-2011, 04:34 PM Go to last post

  1. Normal Thread Normal Threads

  2. ac problem

    Started by zshoemater, 07-13-2017 05:52 PM
    5 Pages •
    1 2 3 4 5
    • Replies: 60
    • Views: 1,753
    zshoemater
    Today, 06:14 AM Go to last post

  3. Water quality LSI (Langelier Saturation Index)

    Started by marioc68, Yesterday 03:10 PM
    • Replies: 1
    • Views: 66
    beenthere
    Today, 05:10 AM Go to last post

  4. Evaporator Repair on 50 ton AAON RTU

    Started by BearHead74, Yesterday 02:48 PM
    • Replies: 8
    • Views: 231
    buttwheat
    Today, 12:21 AM Go to last post

  5. Is this legitimate for a company to ask?

    Started by Elizeze, 07-18-2017 10:06 PM
    2 Pages •
    1 2
    • Replies: 19
    • Views: 686
    2sac
    Yesterday, 11:41 PM Go to last post

  6. Medium Temperature Evaporator Temperatures vs. High Temp.

    Started by HVAC/R Tek, Yesterday 07:43 AM
    • Replies: 6
    • Views: 208
    nrusnell
    Yesterday, 11:39 PM Go to last post

  7. Confused Question Regarding What Type Of Air Duct System I am Dealing With?

    Started by RichardZBayArea, Yesterday 04:20 PM
    • Replies: 4
    • Views: 130
    rmdingler
    Yesterday, 09:21 PM Go to last post

  8. Question Subcooling with loading and unloading

    Started by Push It, 07-19-2017 07:07 PM
    2 Pages •
    1 2
    • Replies: 14
    • Views: 398
    parttimetech
    Yesterday, 02:45 PM Go to last post

  9. Commercial Minimum Efficency

    Started by mjohnson2981, 07-20-2017 09:37 PM
    • Replies: 2
    • Views: 126
    mjohnson2981
    Yesterday, 01:35 PM Go to last post

  10. Need advice; Need to pick a R-22 replacement: NU-22 or 407a?

    Started by alikair, 07-19-2017 11:06 AM
    • Replies: 12
    • Views: 327
    gonefsihing
    Yesterday, 08:28 AM Go to last post

  11. Carlyle 06E full of oil

    Started by Mattmm, 07-19-2017 06:44 PM
    • Replies: 2
    • Views: 200
    remanworld
    Yesterday, 07:03 AM Go to last post

  12. Bearing help

    Started by targetman, 07-20-2017 06:22 AM
    1 Attachment(s)
    • Replies: 4
    • Views: 241
    pecmsg
    07-20-2017, 08:10 PM Go to last post

  13. hvac rezoning

    Started by shippa, 07-17-2017 02:34 PM
    8 Attachment(s)
    • Replies: 5
    • Views: 216
    hvacgmc
    07-20-2017, 05:59 PM Go to last post

  14. Waterless Condensate Trap??

    Started by hvacgmc, 07-12-2017 12:05 AM
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 20
    • Views: 926
    hvacgmc
    07-20-2017, 05:50 PM Go to last post

  15. City multi error 2502

    Started by smsmechanical, 07-19-2017 10:06 PM
    • Replies: 11
    • Views: 220
    smsmechanical
    07-20-2017, 10:15 AM Go to last post

  16. Confused bryant evap coil restriction

    Started by Jason E. Thomas, 07-20-2017 01:32 AM
    • Replies: 0
    • Views: 120
    Jason E. Thomas
    07-20-2017, 01:32 AM Go to last post

  17. carrier clo bord

    Started by x-fire, 07-18-2017 10:57 PM
    • Replies: 3
    • Views: 209
    GoCougs
    07-20-2017, 12:48 AM Go to last post

  18. TEV vs Power Cap

    Started by coltknipstein, 07-19-2017 08:51 AM
    • Replies: 8
    • Views: 227
    skwoodwiva2
    07-19-2017, 11:28 PM Go to last post

  19. Trane TSC048A

    Started by navyhydronics, 07-15-2017 09:30 AM
    • Replies: 6
    • Views: 295
    Browncrow
    07-19-2017, 02:28 PM Go to last post

  20. 2 Stage and low ambient

    Started by mjohnson2981, 07-17-2017 09:51 PM
    • Replies: 2
    • Views: 168
    mjohnson2981
    07-18-2017, 09:56 PM Go to last post

  21. Indoor coil cleaning

    Started by zshoemater, 07-18-2017 04:54 PM
    • Replies: 7
    • Views: 251
    manny2326
    07-18-2017, 09:17 PM Go to last post

  22. 3 phase fused VS non fused disconnect ? ? ?

    Started by hvacskills, 07-10-2017 09:42 AM
    6 Pages •
    1 2 3 4 5 6
    2 Attachment(s)
    • Replies: 69
    • Views: 1,950
    pecmsg
    07-18-2017, 03:13 PM Go to last post

  23. ECOBEE TSTAT

    Started by Alessi, 07-14-2017 09:06 PM
    • Replies: 2
    • Views: 191
    Eichs
    07-18-2017, 10:24 AM Go to last post

  24. Make up air unit ghosting in halls

    Started by gonefsihing, 08-23-2016 04:57 PM
    2 Pages •
    1 2
    • Replies: 17
    • Views: 1,522
    alesan
    07-18-2017, 07:03 AM Go to last post

  25. TBK-948 Mobile Phone Frozen Glass Separator LCD Freezing Separate Machine

    Started by Валера72, 11-06-2016 11:15 AM
    3 Pages •
    1 2 3
    4 Attachment(s)
    • Replies: 27
    • Views: 1,477
    Soroushata
    07-18-2017, 03:05 AM Go to last post

  26. Question BMS Systems disparate

    Started by Tony Hughes, 07-13-2017 06:31 AM
    • Replies: 4
    • Views: 330
    chesehd
    07-18-2017, 12:33 AM Go to last post

  27. Trane Swud 80T overload trip compressor

    Started by Tomjd, 07-14-2017 08:27 AM
    • Replies: 5
    • Views: 266
    Tomjd
    07-17-2017, 11:59 PM Go to last post

  28. Wall Mounted AC unit with Outside Air ducted to unit.

    Started by maser95, 07-17-2017 02:12 PM
    • Replies: 4
    • Views: 189
    fridg
    07-17-2017, 06:59 PM Go to last post

  29. Old Carrier Semi-Hermetic Compressor is locked up.

    Started by Jake Janzen, 07-15-2017 10:52 AM
    2 Pages •
    1 2
    • Replies: 13
    • Views: 714
    Jake Janzen
    07-17-2017, 03:50 PM Go to last post

  30. Looking for manuals for mistubishi electric ductless split

    Started by blitz, 07-12-2017 02:06 AM
    • Replies: 8
    • Views: 365
    earlburnermann
    07-16-2017, 10:20 PM Go to last post

  31. Going to work for trane, non-union shop

    Started by Ccc333, 07-16-2017 01:31 PM
    • Replies: 8
    • Views: 352
    Ccc333
    07-16-2017, 06:43 PM Go to last post

  32. Trane part number question

    Started by Mionix86, 07-07-2017 01:38 PM
    • Replies: 4
    • Views: 309
    TheCounterGuy
    07-16-2017, 06:02 PM Go to last post

  33. New Indoor R417 Units

    Started by Exporter, 07-14-2017 09:16 AM
    • Replies: 2
    • Views: 258
    jtrammel
    07-14-2017, 04:44 PM Go to last post

  34. This falls into the category of . . .

    Started by BBeerme, 07-12-2017 09:32 PM
    4 Attachment(s)
    • Replies: 8
    • Views: 502
    BBeerme
    07-13-2017, 07:23 PM Go to last post

  35. Pump down

    Started by farm tech, 07-04-2017 04:26 PM
    2 Pages •
    1 2
    • Replies: 18
    • Views: 824
    BBeerme
    07-13-2017, 09:16 AM Go to last post

  36. 38auz carrier problems

    Started by Refridgergasm, 07-12-2017 05:50 PM
    • Replies: 6
    • Views: 298
    TechmanTerry
    07-13-2017, 07:33 AM Go to last post

  37. Cool Realistic Goals

    Started by hpollett, 07-10-2017 09:31 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 20
    • Views: 686
    hpollett
    07-12-2017, 11:16 PM Go to last post

  38. Carrier package r22 possible restriction?

    Started by kocodeets, 06-27-2017 09:05 PM
    • Replies: 10
    • Views: 510
    kocodeets
    07-12-2017, 10:04 AM Go to last post

  39. Cooling load validation - experienced advice required

    Started by arslanzaidi, 07-07-2017 04:03 AM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 18
    • Views: 624
    arslanzaidi
    07-12-2017, 08:02 AM Go to last post

  40. RTU Condensor Coil cleaning for four-weeks straight...

    Started by JonZX10r, 07-02-2017 02:03 PM
    4 Pages •
    1 2 3 4
    • Replies: 40
    • Views: 1,781
    buttwheat
    07-11-2017, 11:37 PM Go to last post

  41. Liebert CRAC

    Started by Tommytools, 07-06-2017 10:53 AM
    • Replies: 8
    • Views: 429
    buford
    07-11-2017, 09:59 PM Go to last post

  42. Trane doc ?

    Started by oliver_mpt, 07-10-2017 05:36 AM
    • Replies: 3
    • Views: 266
    oliver_mpt
    07-11-2017, 03:55 PM Go to last post

  43. Johnson Controls TCSWC FVAV problem (with ECM motor)

    Started by nuclear rabbit, 06-30-2017 03:14 PM
    • Replies: 2
    • Views: 287
    QwikProducts
    07-10-2017, 11:40 AM Go to last post

  44. EPR valves and compressor cooling

    Started by skidoo850, 07-09-2017 03:18 PM
    2 Pages •
    1 2
    • Replies: 14
    • Views: 481
    icemeister
    07-10-2017, 09:54 AM Go to last post

  45. 134a walk in concerns

    Started by Hvacnorth, 07-07-2017 12:34 PM
    • Replies: 10
    • Views: 425
    Hvacnorth
    07-10-2017, 09:31 AM Go to last post

  46. Working on a BARD Wall pack

    Started by AC-Noob, 07-06-2017 03:34 PM
    • Replies: 9
    • Views: 520
    Red Man
    07-10-2017, 02:06 AM Go to last post

  47. Mo99 and trane scrolls

    Started by james mo, 07-09-2017 03:15 PM
    • Replies: 8
    • Views: 407
    CHAINIK
    07-09-2017, 09:47 PM Go to last post

  48. Truck Stock or Consumables?

    Started by Mr.Man, 09-09-2016 08:00 PM
    4 Pages •
    1 2 3 4
    • Replies: 51
    • Views: 4,387
    TechmanTerry
    07-09-2017, 08:14 AM Go to last post

  49. Re zoning and recommendations

    Started by shippa, 06-19-2017 02:14 PM
    2 Attachment(s)
    • Replies: 10
    • Views: 609
    hvacgmc
    07-09-2017, 03:31 AM Go to last post

  50. The Double Flare

    Started by BBeerme, 04-21-2016 09:22 PM
    7 Pages •
    1 2 3 4 5 6 ... 7
    16 Attachment(s)
    • Replies: 78
    • Views: 8,721
    BennyD
    07-08-2017, 11:36 PM Go to last post

  51. Fieldpiece heated diode or infrared leak detector?

    Started by coltknipstein, 07-07-2017 03:20 PM
    2 Pages •
    1 2
    • Replies: 15
    • Views: 512
    fridg
    07-08-2017, 04:59 PM Go to last post
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