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Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

  1. Sticky Thread Sticky Threads

  2. Sticky Thread >>READ THIS FIRST<< NO DIY? Why NOT??

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 11,943
    10-31-2011, 07:41 PM Go to last post
    • Replies: 0
    • Views: 10,303
    10-31-2011, 07:37 PM Go to last post
  1. Normal Thread Normal Threads

  2. Q Mark electric unit heater

    Started by Milk man, 10-27-2009 07:37 PM
    • Replies: 12
    • Views: 2,640
    11-11-2009, 12:03 AM Go to last post
  3. Direct Drive blower

    Started by ACFIXR, 11-07-2009 11:06 AM
    2 Pages
    1 2
    blower, direct drive
    • Replies: 22
    • Views: 3,320
    11-10-2009, 10:31 PM Go to last post
  4. Carrier 19DG Dollinger Filter

    Started by ccv2, 02-09-2006 08:37 PM
    • Replies: 2
    • Views: 1,182
    11-10-2009, 07:54 AM Go to last post
  5. superheat and subcooling

    Started by inferno300, 05-29-2008 10:57 PM
    4 Pages
    1 2 3 4
    • Replies: 46
    • Views: 12,572
    11-09-2009, 10:33 PM Go to last post
  6. Trane C.U. wiring schematics

    Started by dpatshea, 10-30-2009 04:44 PM
    • Replies: 3
    • Views: 1,104
    11-09-2009, 07:44 PM Go to last post
  7. BAC cooling tower water treatment

    Started by modrian, 11-08-2009 01:14 PM
    • Replies: 2
    • Views: 1,493
    11-09-2009, 10:18 AM Go to last post
  8. What Brand of condenser is it ?

    Started by modrian, 11-08-2009 11:45 PM
    • Replies: 2
    • Views: 682
    11-09-2009, 05:50 AM Go to last post
  9. The exstent people will go to!!!!!

    Started by overhaul, 11-01-2009 05:32 PM
    • Replies: 1
    • Views: 766
    11-09-2009, 01:55 AM Go to last post
  10. Carrier GTN150ton or not?????

    Started by CJ Courtney, 10-23-2009 09:05 PM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 4,616
    11-08-2009, 03:27 PM Go to last post
  11. how to purge manifold

    Started by danpatm, 11-07-2009 12:17 PM
    • Replies: 5
    • Views: 2,040
    11-08-2009, 02:10 AM Go to last post
  12. Pool Boiler

    Started by tgtw, 10-14-2009 01:01 PM
    • Replies: 6
    • Views: 1,503
    11-07-2009, 10:38 PM Go to last post
  13. Unhappy YORK RTU DM150

    Started by mrhvacmechanic, 11-04-2009 11:27 PM
    • Replies: 1
    • Views: 2,185
    11-07-2009, 05:29 PM Go to last post
  14. Question low ambient control on CGAF

    Started by roadhazard, 02-07-2008 09:07 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,813
    11-07-2009, 12:59 AM Go to last post
  15. carrier rtu improvements

    Started by burto, 11-06-2009 11:18 PM
    • Replies: 0
    • Views: 594
    11-06-2009, 11:18 PM Go to last post
  16. Stuck Open Butterfly Valva

    Started by beballyall, 11-05-2009 03:00 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,670
    11-06-2009, 10:46 PM Go to last post
  17. On again, Off again Furnace

    Started by Chuckmiceter, 11-06-2009 02:05 AM
    • Replies: 8
    • Views: 929
    11-06-2009, 10:15 PM Go to last post
  18. Luxaire DBUC-T180N400E

    Started by jaybee, 11-05-2009 08:18 PM
    • Replies: 1
    • Views: 3,268
    11-06-2009, 09:20 PM Go to last post
  19. Sanyo STW-2T PTACS - Class 2 stat?

    Started by Dibubba, 11-06-2009 05:10 PM
    • Replies: 0
    • Views: 614
    11-06-2009, 05:10 PM Go to last post
  20. Another Intelipack heat question

    Started by allstar08, 11-02-2009 07:27 PM
    • Replies: 4
    • Views: 829
    11-05-2009, 10:18 PM Go to last post
  21. annex-air unit

    Started by oldtimer2, 11-05-2009 06:50 PM
    • Replies: 2
    • Views: 1,801
    11-05-2009, 09:19 PM Go to last post
  22. Adding refrigerant to A/C during cold weather

    Started by Groganson, 11-04-2009 09:36 PM
    • Replies: 4
    • Views: 972
    11-05-2009, 08:34 PM Go to last post
    • Replies: 0
    • Views: 582
    11-05-2009, 08:00 PM Go to last post
  23. Hmm Control Valves

    Started by crons, 05-24-2006 03:29 PM
    • Replies: 5
    • Views: 1,301
    11-05-2009, 01:48 PM Go to last post
  24. Siemens MEC: Adding a Point Expansion Module

    Started by Pulse Mod, 02-02-2009 12:20 PM
    • Replies: 3
    • Views: 1,458
    11-05-2009, 01:44 PM Go to last post
  25. Looking for Part# on Carrier Humidistat

    Started by KirtusJon, 11-04-2009 08:42 PM
    • Replies: 2
    • Views: 1,536
    11-04-2009, 10:26 PM Go to last post
  26. Driers guts blown out

    Started by powerup, 11-03-2009 09:10 PM
    • Replies: 6
    • Views: 817
    11-03-2009, 09:53 PM Go to last post
  27. Confused Carrier-Chilled Water System

    Started by hvactech80, 11-02-2009 12:34 PM
    • Replies: 6
    • Views: 2,233
    11-03-2009, 09:42 PM Go to last post
  28. Hmm Condenser Fan Speedtrol Failure

    Started by hvactech80, 11-02-2009 03:43 PM
    • Replies: 6
    • Views: 1,136
    11-03-2009, 09:14 PM Go to last post
  29. Who is on your fantasy team?

    Started by jayguy, 10-30-2009 10:45 PM
    • Replies: 8
    • Views: 1,191
    11-03-2009, 08:25 PM Go to last post
  30. Trane 40 ton RTU

    Started by rsorokach, 11-01-2009 08:00 AM
    • Replies: 6
    • Views: 3,099
    11-03-2009, 02:14 PM Go to last post
  31. bitzer compressor

    Started by overhaul, 10-31-2009 02:44 PM
    • Replies: 6
    • Views: 1,999
    11-03-2009, 10:15 AM Go to last post
  32. Trane C.U. control

    Started by dpatshea, 11-03-2009 10:01 AM
    • Replies: 0
    • Views: 545
    11-03-2009, 10:01 AM Go to last post
  33. Adobe Air

    Started by mroy3, 11-02-2009 06:50 PM
    • Replies: 2
    • Views: 1,521
    11-03-2009, 02:53 AM Go to last post
  34. Accutherm's Thermafusers? What is going on?

    Started by jack marcotte, 10-25-2009 01:08 PM
    • Replies: 4
    • Views: 2,163
    11-03-2009, 01:08 AM Go to last post
  35. Are you between 55 and dead?

    Started by Wing Tips, 11-01-2009 04:25 PM
    • Replies: 11
    • Views: 1,933
    11-03-2009, 12:01 AM Go to last post
  36. Recovery Equipment

    Started by jft, 11-01-2009 09:54 AM
    • Replies: 6
    • Views: 1,301
    11-01-2009, 07:42 PM Go to last post
  37. aaon training

    Started by fireye03, 10-23-2009 05:33 PM
    • Replies: 11
    • Views: 4,833
    11-01-2009, 11:46 AM Go to last post
  38. metering problem/restriction

    Started by Ricky Dale, 10-31-2009 01:44 AM
    • Replies: 10
    • Views: 1,488
    11-01-2009, 11:15 AM Go to last post
  39. Need some guidance...10-15 ton package unit

    Started by developerx, 10-26-2009 10:37 AM
    2 Pages
    1 2
    coleman, package, rooftop, stage, unit, york
    • Replies: 15
    • Views: 9,621
    11-01-2009, 07:01 AM Go to last post
  40. Pit corrosion free cooling coils

    Started by kdocsr05, 10-30-2009 09:38 PM
    • Replies: 4
    • Views: 742
    10-31-2009, 10:01 PM Go to last post
  41. BAC cooling tower / Fill media breakup

    Started by soundbalance, 10-28-2009 01:07 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 5,332
    10-31-2009, 09:35 PM Go to last post
  42. needing help with controlls honeywell

    Started by davidflake2000, 10-30-2009 09:55 PM
    • Replies: 6
    • Views: 828
    10-31-2009, 06:59 AM Go to last post
  43. Pro Press gas lines

    Started by hvac248, 10-28-2009 08:19 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,356
    10-30-2009, 06:53 PM Go to last post
  44. condensate pump

    Started by emtim, 10-29-2009 08:04 PM
    • Replies: 3
    • Views: 893
    10-30-2009, 03:58 AM Go to last post
  45. Trane CVGE compressor strip down manual

    Started by ianmac123, 10-29-2009 06:56 PM
    • Replies: 0
    • Views: 782
    10-29-2009, 06:56 PM Go to last post
  46. york chiller form

    Started by blewbyu2, 07-07-2009 03:43 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,727
    10-29-2009, 06:48 PM Go to last post
  47. Trane RTU with Voyager sticks in heat?

    Started by datkins587, 10-23-2009 08:20 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 4,356
    10-29-2009, 03:52 PM Go to last post
  48. Confused Pneumatics

    Started by chill factor, 10-26-2009 01:19 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,698
    10-29-2009, 03:06 PM Go to last post
  49. A/C and exhaust in commerical restroom

    Started by destinycc, 10-29-2009 12:03 PM
    • Replies: 1
    • Views: 658
    10-29-2009, 02:57 PM Go to last post
  50. Condensor Throttling Valve

    Started by hvac_controlnut, 02-11-2009 02:47 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,470
    10-29-2009, 02:16 PM Go to last post

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