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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: 9,082
    08-10-2011, 04:34 PM Go to last post
  1. Normal Thread Normal Threads

  2. Marine hvac

    Started by sloppyjoe1, 01-02-2016 07:26 PM
    • Replies: 12
    • Views: 718
    01-04-2016, 07:45 AM Go to last post
  3. How this Oil return work on Carrier 30Hxc?

    Started by maint_rgh, 01-03-2016 03:02 AM
    • Replies: 7
    • Views: 694
    01-03-2016, 11:15 PM Go to last post
  4. Ceramic bearings vs shaft grounding

    Started by dave1234, 12-29-2015 07:53 PM
    • Replies: 9
    • Views: 842
    01-01-2016, 05:11 PM Go to last post
    • Replies: 9
    • Views: 960
    12-31-2015, 12:37 AM Go to last post
  5. 410a suction questions

    Started by bigkev131, 12-30-2015 06:53 PM
    • Replies: 3
    • Views: 644
    12-30-2015, 11:18 PM Go to last post
  6. Mitsubishi tech tool

    Started by MrNewton, 12-29-2015 11:56 PM
    • Replies: 1
    • Views: 603
    12-30-2015, 07:51 AM Go to last post
  7. Stolen tools

    Started by pinkpanther252, 11-12-2015 01:13 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,067
    12-29-2015, 12:43 PM Go to last post
  8. NTI Trinity Lx400 not operating

    Started by sgagne199, 12-28-2015 09:03 PM
    • Replies: 4
    • Views: 484
    12-29-2015, 08:51 AM Go to last post
  9. Basics of Pneumatic Controls

    Started by maint_rgh, 12-22-2015 02:21 AM
    • Replies: 8
    • Views: 1,110
    12-28-2015, 11:20 PM Go to last post
  10. Trane YCD240 combustion fan issues..

    Started by Techman332, 12-24-2015 06:19 AM
    • Replies: 6
    • Views: 818
    12-28-2015, 10:10 PM Go to last post
  11. Confused R407C Conversion

    Started by rix870, 12-17-2015 12:49 PM
    • Replies: 6
    • Views: 1,151
    12-28-2015, 09:32 PM Go to last post
  12. Confused Old Zero Zone evaporator repair

    Started by Dielectric, 12-10-2015 08:30 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,344
    12-28-2015, 06:56 PM Go to last post
  13. Burnout Question

    Started by CTC, 07-11-2015 10:22 AM
    • Replies: 11
    • Views: 1,689
    12-28-2015, 11:42 AM Go to last post
  14. Hmm How to pick up fuse?

    Started by maint_rgh, 12-16-2015 02:27 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,202
    12-26-2015, 02:06 PM Go to last post
  15. Bearings in VFD motors

    Started by BBeerme, 09-27-2015 08:06 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 4,004
    12-26-2015, 01:23 PM Go to last post
  16. Carbon on Spark Igniter

    Started by Mrak, 11-18-2015 10:04 AM
    • Replies: 12
    • Views: 1,415
    12-24-2015, 09:13 PM Go to last post
  17. What tonnage is this unit

    Started by Junior1983, 12-24-2015 08:15 PM
    • Replies: 5
    • Views: 613
    12-24-2015, 08:57 PM Go to last post
  18. Rheem RKKB A250 RTU Help !!

    Started by SpiderManbb, 12-20-2015 06:54 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,162
    12-23-2015, 07:34 PM Go to last post
  19. Daikin VRV

    Started by targetman, 11-17-2015 07:15 PM
    • Replies: 8
    • Views: 1,538
    12-23-2015, 04:39 PM Go to last post
  20. Trane Intelipak not heating

    Started by Brian Brutus, 12-22-2015 10:49 PM
    • Replies: 4
    • Views: 538
    12-22-2015, 11:43 PM Go to last post
  21. Heat Pump Three ports? Checking in Heat Mode???

    Started by Junior1983, 12-16-2015 11:52 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,422
    12-20-2015, 05:46 PM Go to last post
  22. Confused Hobart C64A Single Phase 208v

    Started by Cmccowen0386, 12-16-2015 08:54 PM
    • Replies: 2
    • Views: 500
    12-19-2015, 09:44 AM Go to last post
  23. Trane Flame Sensor

    Started by hands, 12-05-2015 06:18 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,900
    12-18-2015, 07:37 PM Go to last post
  24. AHU collecting water and flooding space.

    Started by punk0r1f1c, 12-03-2015 12:45 PM
    • Replies: 5
    • Views: 859
    12-18-2015, 05:42 PM Go to last post
  25. Valve Plates

    Started by Parkeraustin, 12-11-2015 02:13 PM
    • Replies: 7
    • Views: 979
    12-18-2015, 12:29 AM Go to last post
  26. Issues with Trane rooftop turbulators

    Started by hvac1975, 12-15-2015 11:13 PM
    • Replies: 5
    • Views: 775
    12-17-2015, 09:25 PM Go to last post
  27. opinions on large HVAC manufactured units

    Started by jpatcalexpo, 12-17-2015 06:49 PM
    • Replies: 1
    • Views: 487
    12-17-2015, 07:50 PM Go to last post
    • Replies: 3
    • Views: 557
    12-17-2015, 11:55 AM Go to last post
  28. YCIV0267VA push button

    Started by jman2794, 12-14-2015 09:07 PM
    • Replies: 6
    • Views: 587
    12-17-2015, 01:43 AM Go to last post
    • Replies: 11
    • Views: 840
    12-16-2015, 10:17 PM Go to last post
  29. Confused tinbanger2

    Started by Tinbanger2, 12-15-2015 12:04 PM
    • Replies: 5
    • Views: 733
    12-16-2015, 06:42 AM Go to last post
  30. carrier 48ma autopilots

    Started by finest, 01-05-2012 08:55 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 3,609
    12-15-2015, 04:25 PM Go to last post
  31. Thermotron SE-600-10-10

    Started by Parkeraustin, 07-28-2015 01:32 AM
    • Replies: 6
    • Views: 1,677
    12-15-2015, 03:19 PM Go to last post
  32. Belimo Z4 to CCV valves pipe fittings

    Started by LightGuy48, 12-07-2015 03:20 PM
    • Replies: 1
    • Views: 530
    12-14-2015, 12:27 PM Go to last post
  33. what is a chiller?

    Started by timjimbob, 11-19-2015 08:49 AM
    • Replies: 8
    • Views: 1,273
    12-14-2015, 05:46 AM Go to last post
  34. Scroll 6 ton Copland Popping noise

    Started by nrowey, 07-08-2015 01:52 PM
    • Replies: 7
    • Views: 1,033
    12-13-2015, 02:50 PM Go to last post
  35. Solenoid on liquid line of DX unit?

    Started by DDCSD, 10-19-2015 11:35 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,840
    12-13-2015, 01:47 PM Go to last post
  36. Trane YCH 049 parts

    Started by Mikeylikesit, 12-03-2015 12:57 PM
    • Replies: 2
    • Views: 560
    12-13-2015, 12:18 PM Go to last post
  37. Relief / make up air for PRV's

    Started by DDCSD, 11-30-2015 10:18 PM
    • Replies: 10
    • Views: 1,085
    12-13-2015, 08:54 AM Go to last post
  38. Trane voyaguer economiser

    Started by Loveto fish, 12-08-2015 05:54 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,555
    12-11-2015, 06:32 PM Go to last post
  39. Recovering refrigerant through a King Valve.

    Started by HVAC-PA-, 11-09-2015 01:52 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,014
    12-11-2015, 09:29 AM Go to last post
  40. Confused Carrier 30GT-040 icing EXV Help?

    Started by Francis Monaco, 11-20-2015 09:03 PM
    • Replies: 8
    • Views: 1,041
    12-09-2015, 10:08 PM Go to last post
    • Replies: 5
    • Views: 737
    12-07-2015, 08:11 PM Go to last post
  41. Select a stat (need help)

    Started by timjimbob, 12-04-2015 08:46 AM
    • Replies: 11
    • Views: 999
    12-07-2015, 03:03 PM Go to last post
  42. Server room unit, lp control

    Started by MrNewton, 12-06-2015 07:07 PM
    • Replies: 9
    • Views: 749
    12-06-2015, 10:23 PM Go to last post
  43. honeywell economizer module

    Started by Rane69, 11-28-2015 03:38 PM
    • Replies: 8
    • Views: 1,147
    12-03-2015, 01:49 PM Go to last post
  44. Wiring diagram

    Started by fewilcox53, 12-02-2015 08:05 PM
    • Replies: 2
    • Views: 652
    12-02-2015, 10:41 PM Go to last post
  45. Wiring diagram

    Started by fewilcox53, 12-02-2015 08:04 PM
    • Replies: 0
    • Views: 369
    12-02-2015, 08:04 PM Go to last post
  46. Trane IGN1 COMM Fault

    Started by hands, 12-02-2015 07:51 PM
    • Replies: 0
    • Views: 419
    12-02-2015, 07:51 PM Go to last post
  47. Wiring Diagrams

    Started by drunkenkoala, 11-25-2015 09:53 PM
    • Replies: 5
    • Views: 994
    11-30-2015, 11:55 PM Go to last post

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