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  1. Thread: Aaon unit

    by duke of earl
    Replies
    10
    Views
    643

    Call Darren at Wattmaster (866)918-1100 Ext 236

    Call Darren at Wattmaster (866)918-1100 Ext 236
  2. Replies
    18
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    866

    I have copies of both but it has been so long...

    I have copies of both but it has been so long since I used them that I forgot the passwords and cannot access them.
  3. Replies
    18
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    866

    Hey Calder-You didn't put your email address in...

    Hey Calder-You didn't put your email address in your profile.
  4. Replies
    5
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    624

    Aaon has sent a tech out who has been visiting...

    Aaon has sent a tech out who has been visiting any sites that have 460v combustion fan motors and has been retrofitting 240v motors in their place. I would contact the local Aaon sales rep and ask...
  5. Replies
    37
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    3,020

    Thanks RunDawg

    Thanks RunDawg
  6. Replies
    37
    Views
    3,020

    Can someone please explain this defrost cycle?

    Can someone please explain this defrost cycle?
  7. Replies
    8
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    680

    gemco, Do you work for a service company?

    gemco,

    Do you work for a service company?
  8. Replies
    30
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    2,273

    Brother I have been there too. I kept my chin up...

    Brother I have been there too. I kept my chin up and just tried to always go above and beyond to please my customers-not the owner/manager. It finally paid off and I was given an opportunity to start...
  9. Replies
    52
    Views
    5,290

    Acid and sludge could affect this by plugging the...

    Acid and sludge could affect this by plugging the fan cycle switches but I think something else is going on here. We need superheat/subcooling readings to help you.
  10. Replies
    52
    Views
    5,290

    Is there any hot air recirculation happening...

    Is there any hot air recirculation happening where discharge air is getting drawn back into the entering side of the coil? Measure the outside air temp away from the equipment and then measure the...
  11. Replies
    12
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    983

    For condenser fan operation, fan cycling will...

    For condenser fan operation, fan cycling will destroy the motor with all the rapid on/off operation. Put an ICM Head Pressure Control on it and set it for sleeve bearing operation.
  12. Replies
    8
    Views
    878

    Thank You all for your input.

    Thank You all for your input.
  13. I'm at a loss.

    I'm at a loss.
  14. Replies
    8
    Views
    878

    The trunk is MSTP and Siemens sees the points...

    The trunk is MSTP and Siemens sees the points sometime and then they don't. At first we replaced the PT Link module and it did not fix it. The wiring contractor had the daisy chain miswired so he...
  15. Replies
    8
    Views
    878

    PT-Link Bacnet2

    I'm not a controls guy but I do install these BacNet Modules for Aaon Units. I have a job where we are Bacnet to Siemens and one of the Links is problematic. Siemens says that it is not talking...
  16. KMC=Killing My Compressor

    KMC=Killing My Compressor
  17. The commie agenda started right after the...

    The commie agenda started right after the Revolutionary War My Friends. The British Aristocracy sent wealthy men over here secretly to set up Businesses and Churches to begin the indoctrination. It...
  18. Replies
    25
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    5,407

    For those of you who were offended, please go...

    For those of you who were offended, please go away! Far away!
  19. Replies
    23
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    2,876

    Poll: This does not bid well (Pun intended) for the...

    This does not bid well (Pun intended) for the Trane sales engineers. IR-Trane is not getting on board with this technology and they are going to lose a large market share with their outdated Rooftop...
  20. Replies
    5
    Views
    639

    Need more info on the unit.

    Need more info on the unit.
  21. Replies
    3
    Views
    524

    There is a time delay relay between the first...

    There is a time delay relay between the first contactor coil and the second coil. Contactor 1 is energized and then 1 second later the second contactor is energized. Motor has two sets of windings (6...
  22. Replies
    28
    Views
    1,839

    Check for resistance across the circuit breaker...

    Check for resistance across the circuit breaker and contactor. Check the peckerhead connections also. Don't worry too much about not seeing oil in the sightglass. Once the compressor is running with...
  23. Thread: AAON unit

    by duke of earl
    Replies
    7
    Views
    1,241

    Aaon does put Schrader cores under their...

    Aaon does put Schrader cores under their switches. You should be safe.
  24. Replies
    2
    Views
    545

    Does circuit 1 have hot gas reheat? How about...

    Does circuit 1 have hot gas reheat? How about circuit 2? Is compressor 1 a modulating type or fixed? If only one circuit has reheat, then only that compressor should be on in dehum mode. The secon...
  25. Replies
    18
    Views
    2,417

    Sometimes the assembly line forgets to wrap those...

    Sometimes the assembly line forgets to wrap those reheat valves with wet rags and that's why they leak-not because the valves are crap.
  26. Replies
    18
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    2,417

    Hey Timebuilder you should get one anyway and go...

    Hey Timebuilder you should get one anyway and go after some more Aaon jobs. They will keep you busy I promise.
  27. Replies
    8
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    926

    Put a discharge air reset program on your air...

    Put a discharge air reset program on your air handlers and base the reset on return air. I would try 62 degrees DAT based on your lowest return air temperature setpoint like 69 or 70 degrees. This...
  28. Replies
    18
    Views
    2,417

    I work on em all the time-have my own handheld...

    I work on em all the time-have my own handheld programming tool which is a necessity. The makeupair units can be pretty complex when you make them a watersource heatpump with heatwheel, modulating...
  29. Replies
    16
    Views
    2,217

    JayGuy stole my thunder as he is correct. System...

    JayGuy stole my thunder as he is correct. System friction on supply and return affect flow so the open bucket trick proves nothing.
  30. Replies
    1
    Views
    485

    Thanks, I appreciate it.

    Thanks, I appreciate it.
  31. Replies
    1
    Views
    485

    CPL Manual

    Does anyone have a copy of Trane's Custom Programming Manual 6.0 Volume 5 or later? I loaned mine to someone a while back and forgot who and I think they conviniently forgot where they got it. Thanks.
  32. Replies
    9
    Views
    1,737

    Kempdawg, I started up an AAON RNE120 this...

    Kempdawg,

    I started up an AAON RNE120 this summer with 2 of these vfd compressors. I questioned the 380 volt compressors myself. One of the compressors was tripping off on compressor overload (one...
  33. Replies
    4
    Views
    2,132

    Thanks Rob. This thing was a real booger to...

    Thanks Rob. This thing was a real booger to disassemble. I will find the local rep and see if I can get parts.
  34. Replies
    4
    Views
    2,132

    Heatilator Pilot Assembly

    Gentlemen,

    I am a commercial hvac tech who was asked to look at a gas fireplace (heatilator) standing pilot will not stay lit. The pilot assembly has 4 components-spark igniter, pilot head,...
  35. This is for tech to tech chat only.

    This is for tech to tech chat only.
  36. Replies
    1
    Views
    816

    I have not worked with that controller yet. I...

    I have not worked with that controller yet. I hear it is pretty simple though.
  37. Did the people who made the film have their blood...

    Did the people who made the film have their blood shed? No because the chickens#^t muslims go for an easy target. You don't murder people just because you didn't like a movie.
  38. This generation of politicians are fumbling...

    This generation of politicians are fumbling idiots! We have certainly lost our way.
  39. Replies
    19
    Views
    2,413

    You need to call Aaon on this and not waste a...

    You need to call Aaon on this and not waste a bunch of time making changes. They need to know all conditions as they exist so they can review the situation. How old is this unit?
  40. Replies
    19
    Views
    2,413

    15 degrees subcooling on a package unit at design...

    15 degrees subcooling on a package unit at design conditions is excessive. You should contact Scott Hamilton or Charlie DeWeese at Aaon for help. I have personally met these guys and they are pretty...
  41. Replies
    9
    Views
    1,070

    years ago I started up an Intellipak and the...

    years ago I started up an Intellipak and the salesman had me install some compressor blankets but I don't remember if they were factory or not.
  42. Replies
    8
    Views
    1,364

    I recommend suction pressure using 3psig...

    I recommend suction pressure using 3psig increment. Example(R-22) Suction pressure target is 70, suction pressure falls to 67 then unload. Suction pressure increases to 73 then load.
  43. Replies
    7
    Views
    1,258

    Ditto on the expansion module. I think SCR is the...

    Ditto on the expansion module. I think SCR is the only way to control electric heat in kw range less than 100 though but if you have to stage the heat, use the expansion module instead of the TDR...
  44. Replies
    3
    Views
    908

    You referring to the water heads?

    You referring to the water heads?
  45. Replies
    1
    Views
    531

    rnp125, This should be posted under chillers.

    rnp125,

    This should be posted under chillers.
  46. I would manually run the drive from dead stop up...

    I would manually run the drive from dead stop up through the frequency spectrum slowly and look for a vibration at some particular frequency. All drives will have a jump frequency that will allow the...
  47. Replies
    6
    Views
    1,415

    12% @76hz sounds crazy. 100% would be 630hz and...

    12% @76hz sounds crazy. 100% would be 630hz and that ain't right my friend.
  48. Replies
    9
    Views
    1,706

    Hey coilcleaner, that's the stupidest thing I...

    Hey coilcleaner, that's the stupidest thing I have ever heard:spitball:
  49. Thread: AAON Unit

    by duke of earl
    Replies
    31
    Views
    4,441

    I am a factory trained Aaon Rep. and was starting...

    I am a factory trained Aaon Rep. and was starting them up for years before going to the class. There is no requirement by Aaon that you have to be certified to startup their equipment. Any warranty...
  50. This is probably a VAV air handler. If so, it...

    This is probably a VAV air handler. If so, it will have a leaving air temperature setpoint of 55 degrees. The setpoints you are looking at are zone heating and cooling setpoints which control the...
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