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Threads 1 to 50 of 13929

Forum: AOP Commercial HVAC

FOR EQUIPMENT OWNERS ONLY Questions and discussions regarding Commercial Buildings

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

    Started by Dad, 10-31-2011 07:41 PM
    • Replies: 0
    • Views: 4,080
    10-31-2011, 07:41 PM Go to last post
  2. Sticky Thread Sticky: A must read for all members...Who can reply to the AOP area

    Started by Dad, 10-31-2011 07:37 PM
    • Replies: 0
    • Views: 3,394
    10-31-2011, 07:37 PM Go to last post
  1. Facility Manager

    Started by chelseasarah2, Yesterday 06:37 PM
    • Replies: 0
    • Views: 95
    Yesterday, 06:37 PM Go to last post
  2. 3 phase power with a dead mans leg

    Started by Heatman317, 07-24-2014 01:23 PM
    • Replies: 7
    • Views: 397
    Yesterday, 03:25 PM Go to last post
  3. Necessary to change oil in compressor?

    Started by hvactech111, 08-29-2008 10:23 PM
    • Replies: 2
    • Views: 609
    07-30-2014, 08:01 PM Go to last post
  4. Tech.

    Started by bill0934, 07-26-2014 07:09 AM
    • Replies: 9
    • Views: 354
    07-28-2014, 07:43 PM Go to last post
  5. Why would the damper get suck?

    Started by SubaruB4, 06-30-2014 10:29 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 521
    07-27-2014, 09:30 AM Go to last post
  6. Want Commercial Equipment for Building

    Started by grinnell, 07-23-2014 04:19 PM
    • Replies: 6
    • Views: 271
    07-26-2014, 10:23 PM Go to last post
  7. Carrier low suction

    Started by ohmy, 07-25-2014 05:16 PM
    • Replies: 0
    • Views: 120
    07-25-2014, 05:16 PM Go to last post
  8. Return air question

    Started by DJ_Poop, 07-24-2014 08:40 AM
    return air
    • Replies: 2
    • Views: 178
    07-24-2014, 03:24 PM Go to last post
  9. Quick Advice on HVAC unit Sizing

    Started by acervj, 07-24-2014 10:41 AM
    calculation, commercial hvac, hvac, sizing
    • Replies: 0
    • Views: 144
    07-24-2014, 10:41 AM Go to last post
  10. Help with York RTU

    Started by Arcjci, 07-15-2014 09:26 PM
    • Replies: 4
    • Views: 336
    07-23-2014, 04:19 PM Go to last post
  11. Hmm Whistling sound in forced hot water Apt Building

    Started by PatDean, 02-17-2014 03:18 PM
    • Replies: 10
    • Views: 537
    07-23-2014, 04:01 PM Go to last post
    • Replies: 9
    • Views: 490
    07-23-2014, 08:55 AM Go to last post
  12. Coppor saddle boss

    Started by stever3, 07-22-2014 09:15 AM
    • Replies: 2
    • Views: 160
    07-22-2014, 09:32 AM Go to last post
  13. Trane unit reversing valve issue

    Started by thehomedoctor, 07-17-2014 04:15 PM
    • Replies: 1
    • Views: 272
    07-18-2014, 09:06 PM Go to last post
  14. Concerned about a ac install

    Started by SubaruB4, 07-15-2014 07:30 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 486
    07-16-2014, 09:19 PM Go to last post
  15. Walk in Fridge - Condenser/Compressor

    Started by dmaslach, 07-14-2014 03:23 PM
    • Replies: 3
    • Views: 305
    07-15-2014, 09:52 AM Go to last post
  16. Looking for an smaller HVAC contractor

    Started by aaroberts, 07-14-2014 02:25 PM
    • Replies: 2
    • Views: 258
    07-14-2014, 03:42 PM Go to last post
  17. heat load

    Started by ryan79, 07-09-2014 04:03 PM
    • Replies: 3
    • Views: 280
    07-14-2014, 06:27 AM Go to last post
  18. Fulton PHW 2000 8 years old having problems.

    Started by Snoco, 07-11-2014 05:13 PM
    • Replies: 0
    • Views: 162
    07-11-2014, 05:13 PM Go to last post
  19. Confused Jordan Refrigerator

    Started by jmmbrwn, 06-25-2014 12:54 PM
    • Replies: 2
    • Views: 250
    07-11-2014, 09:43 AM Go to last post
  20. HVAC Diagnostics

    Started by john ennis, 07-08-2014 10:55 AM
    • Replies: 3
    • Views: 261
    07-11-2014, 09:34 AM Go to last post
  21. new guy, Enerstat/zone control question

    Started by hangar21, 07-10-2014 11:09 PM
    • Replies: 0
    • Views: 165
    07-10-2014, 11:09 PM Go to last post
  22. Trane WSHP

    Started by Billyable, 07-09-2014 10:02 PM
    • Replies: 2
    • Views: 173
    07-09-2014, 10:20 PM Go to last post
  23. Lochnivar Enable/Disable ?

    Started by gazoo, 07-07-2014 06:32 PM
    • Replies: 1
    • Views: 167
    07-08-2014, 09:51 PM Go to last post
  24. BOHN FREEZER UNIT

    Started by MSCA/C, 07-08-2014 02:40 PM
    • Replies: 2
    • Views: 243
    07-08-2014, 05:14 PM Go to last post
  25. Evap coil icing over

    Started by lektrik6, 07-05-2014 03:43 PM
    2 Pages
    1 2
    ice
    • Replies: 15
    • Views: 564
    07-07-2014, 10:30 PM Go to last post
  26. york vsd 419 error explain

    Started by caferpoyraz, 07-07-2014 02:17 AM
    • Replies: 0
    • Views: 161
    07-07-2014, 02:17 AM Go to last post
  27. York YS Discharge Superheat

    Started by ycwl, 07-04-2014 11:45 PM
    • Replies: 1
    • Views: 211
    07-05-2014, 08:47 AM Go to last post
  28. Carrier 30HXC T098-2 comp A alarm

    Started by ycwl, 07-04-2014 10:57 PM
    • Replies: 0
    • Views: 141
    07-04-2014, 10:57 PM Go to last post
  29. Liebert A/C Main fan issues

    Started by Ron Martin, 07-04-2014 12:08 PM
    • Replies: 2
    • Views: 238
    07-04-2014, 07:59 PM Go to last post
  30. Not cooling enough ?

    Started by cincydh, 06-24-2014 03:01 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 625
    07-04-2014, 02:36 PM Go to last post
  31. Confused High Superheat TRANE voyager 20 ton

    Started by bsfitz88, 07-03-2014 06:13 PM
    • Replies: 5
    • Views: 269
    07-04-2014, 09:42 AM Go to last post
  32. Trane Compressors Shot - Options? - Need Help!!

    Started by Verklempt, 07-02-2014 05:08 PM
    • Replies: 8
    • Views: 338
    07-03-2014, 03:00 PM Go to last post
    • Replies: 5
    • Views: 244
    07-03-2014, 01:54 PM Go to last post
  33. Question How much outside air is needed

    Started by samos, 06-20-2014 03:50 PM
    • Replies: 3
    • Views: 525
    07-02-2014, 06:54 PM Go to last post
  34. condenser fan motor getting wet

    Started by HisDeciple, 05-02-2014 04:08 PM
    • Replies: 2
    • Views: 473
    07-02-2014, 12:45 PM Go to last post
  35. Heat loss in electrical panel

    Started by stblz, 06-23-2014 03:15 AM
    • Replies: 2
    • Views: 258
    07-01-2014, 10:13 PM Go to last post
    • Replies: 1
    • Views: 176
    07-01-2014, 04:54 PM Go to last post
  36. Need help with communication...

    Started by Baelthorn, 07-01-2014 02:10 PM
    • Replies: 0
    • Views: 163
    07-01-2014, 02:10 PM Go to last post
    • Replies: 6
    • Views: 250
    07-01-2014, 12:22 AM Go to last post
  37. Trane , Tracer Summit, intelipak

    Started by burning,up, 06-30-2014 04:03 PM
    • Replies: 0
    • Views: 182
    06-30-2014, 04:03 PM Go to last post
  38. Sporlan KT-54-VGA

    Started by prorefco, 08-07-2006 06:31 PM
    • Replies: 9
    • Views: 1,471
    06-29-2014, 09:31 PM Go to last post
  39. Daikin VRV system and fire alarm trip

    Started by ChrisF10, 06-27-2014 08:50 AM
    • Replies: 0
    • Views: 243
    06-27-2014, 08:50 AM Go to last post
  40. Danfoss AKM

    Started by Reckles, 06-27-2014 08:16 AM
    • Replies: 0
    • Views: 166
    06-27-2014, 08:16 AM Go to last post
    • Replies: 0
    • Views: 220
    06-26-2014, 01:35 AM Go to last post
  41. Post r12 walk in freezer wiring info needed

    Started by oldtom, 06-11-2014 11:19 PM
    • Replies: 8
    • Views: 545
    06-25-2014, 08:04 AM Go to last post
  42. Calculating cost per CFM and BTU

    Started by Lenser, 06-17-2014 02:10 PM
    • Replies: 9
    • Views: 389
    06-24-2014, 09:23 AM Go to last post
  43. Rooftop AC leaking

    Started by kturillo, 06-14-2014 12:46 PM
    • Replies: 3
    • Views: 395
    06-23-2014, 10:51 PM Go to last post
  44. Energy use

    Started by Sedelco1560, 06-23-2014 03:40 PM
    • Replies: 0
    • Views: 205
    06-23-2014, 03:40 PM Go to last post
  45. Large NightClub HVAC Ductwork question

    Started by DarioTexas, 06-20-2014 01:53 PM
    • Replies: 1
    • Views: 329
    06-23-2014, 09:16 AM Go to last post

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