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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: NO AOP posts here please. ONLY Tech to Tech chatter

    Started by Dad, 08-10-2011 04:34 PM
    • Replies: 0
    • Views: 2,669
    Dad
    08-10-2011, 04:34 PM Go to last post

  1. "gapping" filter and airflow (plz read for clarification)

    Started by dave1234, 09-20-2012 11:18 PM
    • Replies: 10
    • Views: 671
    Joehvac25
    09-23-2012, 06:41 PM Go to last post

  2. "old" Victaulic to "new"?

    Started by Randy S., 01-29-2010 09:56 AM
    • Replies: 12
    • Views: 1,684
    Allen
    06-07-2012, 10:32 PM Go to last post

  3. (ending the day with ice in FL)

    Started by hvacman2213, 01-28-2013 08:19 PM
    • Replies: 2
    • Views: 157
    coolerik
    01-28-2013, 11:06 PM Go to last post

  4. 06D compresor presures

    Started by GuitarDan, 08-20-2011 01:46 AM
    • Replies: 10
    • Views: 1,285
    GuitarDan
    08-30-2011, 03:06 AM Go to last post

  5. Confused 06D hotgas unloading head added, 2 months later grounded compressor

    Started by Brraapp26, 12-24-2012 08:28 AM
    • Replies: 4
    • Views: 474
    troubleshootin
    12-24-2012, 09:47 PM Go to last post

  6. Confused 06d unloader

    Started by dhm-fixit, 06-20-2012 06:17 PM
    • Replies: 9
    • Views: 730
    Failure2Comply
    06-24-2012, 08:09 PM Go to last post

  7. 1 Damper 2 Furnaces?

    Started by morepower7701, 10-18-2011 05:55 PM
    2 Pages •
    1 2
    • Replies: 21
    • Views: 1,164
    alcomech
    01-23-2013, 09:14 PM Go to last post

  8. 1 phase 460v cond. motor?

    Started by jarganda83, 11-15-2012 08:53 PM
    4 Pages •
    1 2 3 4
    • Replies: 42
    • Views: 2,845
    COOLJIM
    12-09-2012, 11:09 PM Go to last post

  9. 1.5 ton liebert unit

    Started by betoallstate, 03-28-2012 11:38 AM
    • Replies: 4
    • Views: 608
    betoallstate
    03-29-2012, 08:59 AM Go to last post

  10. 10 ton Carrier Cond on a 7.5 AHU

    Started by Six, 06-26-2012 02:55 PM
    3 Pages •
    1 2 3
    3 Attachment(s)
    • Replies: 26
    • Views: 1,519
    beau2cunningham
    03-21-2013, 10:00 PM Go to last post

  11. 10 Ton Package Unit 2nd Stage Compressor won't Start

    Started by jumstar, 04-07-2012 12:14 AM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 21
    • Views: 1,380
    y7turbo
    04-10-2012, 03:32 PM Go to last post

  12. 10 Ton Rheem

    Started by VTP99, 07-07-2012 10:38 PM
    • Replies: 3
    • Views: 399
    hvac69
    07-08-2012, 08:21 AM Go to last post

  13. 10 ton trane need to reduce capacity

    Started by hvac17011, 02-14-2012 08:46 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 15
    • Views: 895
    xrqp
    02-22-2012, 10:55 PM Go to last post

  14. 100 gal indirect

    Started by t2, 02-04-2012 09:58 AM
    • Replies: 3
    • Views: 320
    johnnyb
    02-05-2012, 12:25 AM Go to last post

  15. 100+pound recovery machine?

    Started by DeltaTech, 04-07-2013 06:03 PM
    • Replies: 9
    • Views: 454
    Birmingham
    04-08-2013, 08:56 PM Go to last post

  16. 10K ohm resistor chart

    Started by Push It, 05-04-2013 01:49 PM
    3 Attachment(s)
    • Replies: 6
    • Views: 367
    Push It
    05-05-2013, 05:35 PM Go to last post

  17. 10ton heat pump split Carrier unit Solenoid Valve?

    Started by jayjayjayjay, 10-31-2012 11:23 AM
    • Replies: 4
    • Views: 597
    beenthere
    11-01-2012, 05:59 AM Go to last post

  18. 12 ton trane voyager

    Started by jmiles, 04-28-2012 02:37 PM
    2 Pages •
    1 2
    • Replies: 18
    • Views: 1,417
    Beacon Tech
    05-02-2012, 10:12 PM Go to last post

  19. 13 year old pkg

    Started by dsprice, 05-01-2012 05:43 PM
    • Replies: 8
    • Views: 555
    Peztoy
    05-01-2012, 09:52 PM Go to last post

  20. 134a

    Started by roosel, 06-07-2012 10:36 PM
    2 Pages •
    1 2
    • Replies: 13
    • Views: 704
    Nuclrchiller
    06-08-2012, 08:50 AM Go to last post

  21. 15 ton L-series

    Started by hvacguy99, 10-04-2012 07:40 PM
    • Replies: 1
    • Views: 235
    qwerty hvac
    10-04-2012, 08:41 PM Go to last post

  22. 1964 Carrier Condenser

    Started by Toddbrewster, 06-30-2012 09:10 AM
    • Replies: 7
    • Views: 801
    Toddbrewster
    07-29-2012, 09:16 PM Go to last post

  23. 1991 youk sunline 40 ton wiring diagram

    Started by caliboy6990045, 01-09-2012 08:08 AM
    • Replies: 2
    • Views: 381
    rundawg
    01-16-2012, 07:38 PM Go to last post

  24. 19xl

    Started by chillerguru, 07-15-2004 12:02 AM
    • Replies: 6
    • Views: 1,392
    MikeFarris
    09-03-2011, 11:23 PM Go to last post

  25. 1st Year apprentice

    Started by bbcandelaria, 08-17-2011 12:37 AM
    • Replies: 6
    • Views: 990
    hvac wiz 79
    08-17-2011, 09:07 PM Go to last post

  26. 2 condensers, one evaporator

    Started by FitterTom, 10-25-2011 02:33 PM
    • Replies: 11
    • Views: 838
    FitterTom
    10-26-2011, 07:47 AM Go to last post

  27. 2 stage compressor assembled?

    Started by fyp, 12-27-2011 10:43 PM
    • Replies: 2
    • Views: 402
    fyp
    12-28-2011, 12:58 AM Go to last post

  28. 2-pipe fan-coils CHW and HW gpm

    Started by ClimateFrontier, 02-05-2012 10:51 PM
    • Replies: 8
    • Views: 696
    dlove
    02-12-2012, 04:25 PM Go to last post

  29. 24 VAC & grounding

    Started by timjimbob, 03-14-2012 07:13 AM
    • Replies: 3
    • Views: 534
    timebuilder
    03-14-2012, 12:28 PM Go to last post

  30. 2nd generation Coleman mod furnace...

    Started by hvac5646, 03-06-2013 06:43 PM
    • Replies: 0
    • Views: 128
    hvac5646
    03-06-2013, 06:43 PM Go to last post

  31. 3 phase ac compressor

    Started by biggi, 04-16-2013 08:34 PM
    3 Pages •
    1 2 3
    • Replies: 33
    • Views: 1,198
    timebuilder
    04-20-2013, 07:09 AM Go to last post

  32. 3 phase scroll rotation

    Started by n-e-w Jerz!, 09-08-2012 08:24 PM
    4 Pages •
    1 2 3 4
    1 Attachment(s)
    • Replies: 41
    • Views: 1,987
    gravity
    09-10-2012, 09:31 PM Go to last post

  33. 3 ton carrier gas pack

    Started by carman, 12-13-2012 09:23 PM
    • Replies: 5
    • Views: 564
    Nytefog
    12-20-2012, 09:28 PM Go to last post

  34. 3 way reg valve rated 300psi

    Started by allstar08, 11-09-2011 08:06 PM
    • Replies: 0
    • Views: 223
    allstar08
    11-09-2011, 08:06 PM Go to last post

  35. 3/8" HVAC hose to 1/4" HVAC male fitting

    Started by thecarpenter, 12-28-2011 04:06 PM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 1,075
    MUNC
    12-30-2011, 11:18 AM Go to last post

  36. 30 ton split R-22 to 410a

    Started by allstar08, 07-08-2011 07:41 PM
    4 Pages •
    1 2 3 4
    • Replies: 51
    • Views: 4,853
    dunkman
    09-05-2012, 07:46 AM Go to last post

  37. Confused 30 ton trane pak ?? on wiring harness

    Started by ARTICHILL, 08-20-2012 08:49 PM
    • Replies: 3
    • Views: 360
    pecker head
    08-21-2012, 10:12 PM Go to last post

  38. 30 ton Trane Split system (pump down?)

    Started by BatesTech, 11-09-2011 10:37 PM
    • Replies: 4
    • Views: 479
    BatesTech
    11-13-2011, 05:12 PM Go to last post

  39. 30 Ton Voyager

    Started by hands, 07-14-2012 11:35 AM
    2 Pages •
    1 2
    • Replies: 20
    • Views: 2,124
    jdblack
    08-10-2012, 02:25 PM Go to last post

  40. 30RA055 TXV

    Started by RedWireGoesWere, 07-05-2012 08:12 AM
    • Replies: 4
    • Views: 552
    RedWireGoesWere
    07-10-2012, 10:01 AM Go to last post

  41. 360 degree panorama of my school's mechanical room.

    Started by BlizzardDude, 04-04-2013 12:15 PM
    • Replies: 5
    • Views: 412
    timtanguay
    04-08-2013, 05:07 PM Go to last post

  42. 4 zone fitjitsu

    Started by epacertified, 06-16-2012 10:30 AM
    1 Attachment(s)
    • Replies: 2
    • Views: 483
    epacertified
    06-16-2012, 06:57 PM Go to last post

  43. 404a WI freezer line set

    Started by texasgentleman2, 08-20-2012 09:37 AM
    3 Attachment(s)
    • Replies: 2
    • Views: 266
    texasgentleman2
    08-20-2012, 08:15 PM Go to last post

  44. 410A discharge line temp??

    Started by yorkdude, 03-06-2012 07:52 PM
    • Replies: 7
    • Views: 608
    Nuclrchiller
    03-07-2012, 09:34 AM Go to last post

  45. 410a moisture issues.

    Started by hvac17011, 04-18-2012 08:30 AM
    2 Pages •
    1 2
    • Replies: 15
    • Views: 1,166
    LsT-Heating
    04-21-2012, 05:55 AM Go to last post

  46. 410a P.O.E. Oil

    Started by gegiroux, 08-14-2011 02:41 PM
    • Replies: 10
    • Views: 1,112
    Dr.phil
    08-16-2011, 08:51 PM Go to last post

  47. Thumbs up 460V 1PH condenser fan motor ????

    Started by AcDOCnTRAINING, 02-07-2008 05:15 PM
    7 Pages •
    1 2 3 4 5 6 ... 7
    • Replies: 80
    • Views: 5,642
    allan38
    09-17-2011, 10:28 PM Go to last post

  48. 460v single phase motor winding resistance

    Started by HTFMike, 02-01-2012 10:38 PM
    • Replies: 2
    • Views: 642
    Paul Bee
    02-02-2012, 02:48 AM Go to last post

  49. 460v to 24v transformer tripping

    Started by wika_boy, 04-20-2012 01:38 PM
    2 Pages •
    1 2
    • Replies: 21
    • Views: 1,717
    Six
    05-02-2012, 10:03 PM Go to last post

  50. 5 Ton AAON Unit

    Started by Jerry Jessup, 03-06-2012 12:16 AM
    1 Attachment(s)
    • Replies: 1
    • Views: 564
    jburchstead
    03-06-2012, 09:43 AM Go to last post
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