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  1. The threads below have not been updated since your last visit or since forums have been marked read.
  2. Mini split wiring issue

    Started by alex_fl05, Yesterday 07:14 PM
    • Replies: 11
    • Views: 165
    Last Post: Today 06:14 AM
    by rider77  Go to last post
  3. To vax or no to vax?

    Started by valdelocc, 06-02-2021 07:27 AM
    42 Pages
    1 2 3 4 5 6 ... 42
    • Replies: 833
    • Views: 17,828
    Last Post: Today 06:09 AM
    by valdelocc  Go to last post
  4. Trane RTAC 400 Low Oil Flow Fault

    Started by btdemma, 05-12-2016 01:48 PM
    • Replies: 16
    • Views: 9,817
    Last Post: Today 05:44 AM
    by otto  Go to last post
  5. Mini split not cooling

    Started by Ac_man, 07-16-2021 11:29 PM
    • Replies: 16
    • Views: 479
    Last Post: Today 04:31 AM
    by thehvaclady  Go to last post
  6. Prayers needed for a good friend please, ARPA (updated 3/30)

    Started by Dad, 03-23-2010 03:07 PM
    10 Pages
    1 2 3 4 5 6 ... 10
    • Replies: 193
    • Views: 149,306
    Last Post: Today 04:09 AM
    by thehvaclady  Go to last post

    Forum:
    In Memoriam

    • Replies: 8
    • Views: 230
    Last Post: Today 03:50 AM
    by bornjanuary25  Go to last post
    • Replies: 5
    • Views: 120
    Last Post: Today 01:01 AM
    by ss120396  Go to last post
  7. Two-Stage vs Variable Speed for Florida

    Started by jayporsche, 07-26-2021 05:35 PM
    2 Pages
    1 2
    • Replies: 33
    • Views: 436
    Last Post: Today 12:44 AM
    by teddy bear  Go to last post
  8. heatpump "smelling"

    Started by slickgoat05, Yesterday 06:53 PM
    • Replies: 3
    • Views: 132
    Last Post: Today 12:30 AM
    by teddy bear  Go to last post
  9. LonWorks questions… I think.

    Started by WT70, Yesterday 08:45 PM
    • Replies: 3
    • Views: 164
    Last Post: Today 12:21 AM
    by WT70  Go to last post

    Forum:
    Controls

  10. Delta Orca View 3.4

    Started by simux, Yesterday 07:04 PM
    • Replies: 1
    • Views: 119
    Last Post: Today 12:04 AM
    by mummy2012  Go to last post

    Forum:
    Controls

    • Replies: 3
    • Views: 102
    Last Post: Today 12:00 AM
    by Restaurant mech  Go to last post
  11. ISO N4 JCI Modules

    Started by brspoon, 07-19-2021 11:50 AM
    • Replies: 2
    • Views: 254
    Last Post: Yesterday 11:18 PM
    by Balibe  Go to last post

    Forum:
    Controls

  12. Chinese minisplits

    Started by 406Tinner, Yesterday 04:57 PM
    • Replies: 11
    • Views: 185
    Last Post: Yesterday 11:13 PM
    by BALloyd  Go to last post
  13. Refrigerant leaking

    Started by bornjanuary25, Yesterday 05:32 PM
    • Replies: 6
    • Views: 202
    Last Post: Yesterday 10:53 PM
    by bornjanuary25  Go to last post
  14. One ton equal One HP?

    Started by josan6, 02-05-2005 05:08 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 40,430
    Last Post: Yesterday 10:42 PM
    by RCinFLA  Go to last post
  15. Any real difference in oxy act regulators?

    Started by channellxbob, 07-26-2021 03:57 PM
    • Replies: 8
    • Views: 358
    Last Post: Yesterday 10:42 PM
    by R600a  Go to last post
  16. Fieldpiece DR58

    Started by Nytefog, 07-21-2021 03:06 PM
    • Replies: 1
    • Views: 244
    Last Post: Yesterday 10:34 PM
    by kra2y  Go to last post
  17. AMERISTAR CAPACITORS

    Started by AIRCON8, 07-24-2021 02:40 PM
    • Replies: 17
    • Views: 476
    Last Post: Yesterday 10:32 PM
    by ksefan  Go to last post
  18. New furnace/ac water drip from supply lines

    Started by Jantk14, Yesterday 10:01 PM
    • Replies: 3
    • Views: 74
    Last Post: Yesterday 10:22 PM
    by VTP99  Go to last post
    • Replies: 3
    • Views: 141
    Last Post: Yesterday 10:10 PM
    by danf58  Go to last post
  19. Trane running limited

    Started by MAH, Yesterday 10:00 AM
    • Replies: 1
    • Views: 88
    Last Post: Yesterday 09:58 PM
    by jsin  Go to last post
  20. Carrier 30XVA250 low oil switch trip

    Started by jsin, Yesterday 09:52 PM
    • Replies: 0
    • Views: 49
    Last Post: Yesterday 09:52 PM
    by jsin  Go to last post
    • Replies: 4
    • Views: 112
    Last Post: Yesterday 09:52 PM
    by VTP99  Go to last post
  21. new Trane xv18 not controlling humidity

    Started by lakesinclair, 07-16-2021 12:17 PM
    • Replies: 13
    • Views: 430
    Last Post: Yesterday 09:44 PM
    by teddy bear  Go to last post
    • Replies: 25
    • Views: 424
    Last Post: Yesterday 09:22 PM
    by teddy bear  Go to last post
    • Replies: 7
    • Views: 229
    Last Post: Yesterday 09:08 PM
    by cuongvcs  Go to last post
    • Replies: 6
    • Views: 119
    Last Post: Yesterday 08:57 PM
    by poppa  Go to last post
  22. Upgrade from TXV ro EEV Valve for York Chiler

    Started by cuongvcs, 07-26-2021 10:15 PM
    • Replies: 6
    • Views: 191
    Last Post: Yesterday 08:51 PM
    by cuongvcs  Go to last post
  23. Alerton Compass

    Started by khumphreys, 06-26-2021 04:36 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 605
    Last Post: Yesterday 08:48 PM
    by JohnLoves2ski  Go to last post

    Forum:
    Controls

  24. Compressor replacement gone wrong

    Started by monkeybutt, Yesterday 04:39 PM
    • Replies: 4
    • Views: 145
    Last Post: Yesterday 08:18 PM
    by VTP99  Go to last post
    • Replies: 3
    • Views: 147
    Last Post: Yesterday 08:00 PM
    by orion242  Go to last post

    Forum:
    Controls

    • Replies: 3
    • Views: 168
    Last Post: Yesterday 06:35 PM
    by theoldscroll  Go to last post
  25. recommendations after manual J

    Started by awpobx317, 07-26-2021 11:00 PM
    • Replies: 3
    • Views: 214
    Last Post: Yesterday 06:12 PM
    by Restaurant mech  Go to last post
    • Replies: 4
    • Views: 157
    Last Post: Yesterday 06:10 PM
    by dimself  Go to last post
  26. Comtrol MCS 4000 Help

    Started by HRV, Yesterday 06:05 PM
    • Replies: 0
    • Views: 58
    Last Post: Yesterday 06:05 PM
    by HRV  Go to last post
  27. Flowing nitrogen while brazing

    Started by NathanWagner, 05-24-2021 07:45 AM
    2 Pages
    1 2
    • Replies: 34
    • Views: 1,943
    Last Post: Yesterday 05:54 PM
    by ehsx  Go to last post
  28. N4 Wiresheet

    Started by tridiumtech, 07-25-2021 12:23 PM
    • Replies: 2
    • Views: 305
    Last Post: Yesterday 05:44 PM
    by pringlel  Go to last post

    Forum:
    Controls

  29. Inside Heat Pump Coil Water Leak

    Started by Thankyou, Yesterday 04:49 PM
    • Replies: 3
    • Views: 78
    Last Post: Yesterday 05:22 PM
    by Thankyou  Go to last post
  30. R22 to 407c or Mo99 for RTAA 125

    Started by Bermydiver, 07-26-2021 12:15 PM
    • Replies: 3
    • Views: 168
    Last Post: Yesterday 05:11 PM
    by valdelocc  Go to last post
  31. N Coil Disaster

    Started by monkeybutt, Yesterday 05:04 PM
    • Replies: 0
    • Views: 107
    Last Post: Yesterday 05:04 PM
    by monkeybutt  Go to last post
    • Replies: 2
    • Views: 99
    Last Post: Yesterday 03:40 PM
    by valdelocc  Go to last post
  32. Trane TWY048 Heat Pump Control Wiring

    Started by AAMechanical, 07-26-2021 07:15 PM
    • Replies: 8
    • Views: 216
    Last Post: Yesterday 03:25 PM
    by BNME8EZ  Go to last post
  33. looking for c7000-service program

    Started by sisab2008, 02-18-2013 03:53 PM
    • Replies: 9
    • Views: 3,468
    Last Post: Yesterday 03:09 PM
    by Shahzadaziz  Go to last post

    Forum:
    Controls

  34. Armstrong condensor

    Started by splus, 07-26-2021 05:30 PM
    • Replies: 7
    • Views: 390
    Last Post: Yesterday 01:19 PM
    by Bazooka Joe  Go to last post
  35. Massive mosquito problem - what do you all do ?

    Started by Poodle Head Mikey, 06-21-2021 07:51 PM
    3 Pages
    1 2 3
    • Replies: 48
    • Views: 1,403
    Last Post: Yesterday 01:15 PM
    by Inspector314  Go to last post
  36. High Pressure Lock Out - Capacitor, Compressor, TXV or something else?

    Started by KB99, 07-20-2021 06:45 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 478
    Last Post: Yesterday 12:45 PM
    by KB99  Go to last post
  37. 3.5 ton air handler and 4ton condenser

    Started by greg1184, Yesterday 10:43 AM
    • Replies: 3
    • Views: 150
    Last Post: Yesterday 12:40 PM
    by Bazooka Joe  Go to last post
    • Replies: 8
    • Views: 336
    Last Post: Yesterday 12:30 PM
    by pecmsg  Go to last post
  38. Calculate active energy (KW/H) in Niagara 4

    Started by Jeffdantonio, Yesterday 11:23 AM
    energy, niagara
    • Replies: 1
    • Views: 114
    Last Post: Yesterday 12:13 PM
    by Jbeck00  Go to last post

    Forum:
    Controls

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