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Type: Posts; User: chad_nc

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  1. Replies
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    2,426

    Wow, you responded to a 7 year old post! Congrats!

    Wow, you responded to a 7 year old post! Congrats!
  2. Replies
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    3,285

    This is the best way and least confusing to...

    This is the best way and least confusing to everyone!
  3. Replies
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    3,895

    Did you put a oversized dryer in it or the little...

    Did you put a oversized dryer in it or the little ones they come from the factory with, also did you nitrogen purge while brazing in the new orifice header?
  4. Thread: Over & Under

    by chad_nc
    Replies
    6
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    1,345

    I don't think so, you have to modify the duct and...

    I don't think so, you have to modify the duct and yes it is a pain in the a$$.

    Good Luck
  5. Replies
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    1,073

    DB and WB temp is all you need to calculate RH%,...

    DB and WB temp is all you need to calculate RH%, as someone already stated the RH% in the supply duct is going to be 100% or right there at it, if you are truley dehumidifying. Psycometrics is not...
  6. Replies
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    2,121

    Looks to me like you may have a defrost board or...

    Looks to me like you may have a defrost board or sensor problem, I would get it checked out. Also heatpumps dont work very well when it is below 35 degrees or so outside, they still work just not...
  7. Fluke 179 is a really good all around meter and...

    Fluke 179 is a really good all around meter and is not to expensive.
  8. Replies
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    6,741

    Change filter driers, make sure they are sized...

    Change filter driers, make sure they are sized right. Check the piping for proper sizing.
  9. Replies
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    3,609

    Tranetek Some of you don't need to be working in...

    Tranetek Some of you don't need to be working in this field from what I can tell




    Just figuring that out are you!
  10. Thread: New heater

    by chad_nc
    Replies
    6
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    747

    The 2 stage 95% Goodman furnace is pretty good...

    The 2 stage 95% Goodman furnace is pretty good unit, plus you get 10 year parts warranty and for not much more you can buy a 10 year labor warranty. Thats what I would put in my house if I had to...
  11. Thread: Trane Tracker

    by chad_nc
    Replies
    3
    Views
    1,217

    Ok I got the cables from the local trane office...

    Ok I got the cables from the local trane office and tried to connect using hyperterminal and had no luck. The lights on the control panel that are suppose to light up when connecting through the p7...
  12. Thread: Trane Tracker

    by chad_nc
    Replies
    3
    Views
    1,217

    Trane Tracker

    Hey Guys,

    I am not much of a control guy for starters, but anyways what I am trying to do is connect to a tracker panel version 2.5. I have heard you can connect using hyperterminal and a phone...
  13. Replies
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    14,352

    500 is a constant

    500 is a constant
  14. Replies
    13
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    3,781

    Trane RTU txv retrofit

    Someone posted pictures of a retrofit they did probably a year ago, I have searched it and can not find it. Anyway I have a 7.5 ton Trane rtu that has a stopped up orifice header. I have ordered a...
  15. Replies
    12
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    8,493

    Reclaim the gas of course, and then on the motor...

    Reclaim the gas of course, and then on the motor side of the compressor take the end plate off. There will be a bolt holding the rotor in, take the bolt out, then pull the rotor out. Also pull the...
  16. Thread: Metal

    by chad_nc
    Replies
    2
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    541

    Heres a few more pics, completed this job earlier...

    Heres a few more pics, completed this job earlier this year.
  17. Thread: Metal

    by chad_nc
    Replies
    2
    Views
    541

    Metal

    Anybody seen one of these lately? If I attached the pictures right...
    Lots of Fun
  18. Replies
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    12,448

    My vote for the best air cooled screw is the York...

    My vote for the best air cooled screw is the York YCAV or YCIV. Very quite and effiecent machines. I used to would say that about the Trane Screws until I started taking care of the some York...
  19. Thread: Trane CVHF

    by chad_nc
    Replies
    16
    Views
    1,863

    Trane CVHF

    Has anyone ever heard of putting an amp clamp on the rear bearing oil return line to check for bearing wear.
    Someone told me if you had an amp draw on this line it is a good indication of bearing...
  20. Replies
    11
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    1,507

    Not enough info, but if I had to take a guess I...

    Not enough info, but if I had to take a guess I would say running unloaded for extended periods of time. But like I said, it is a guess. GoodLuck!
  21. Replies
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    9,150

    I would have bid 12 hours, done the job in 8 or 9...

    I would have bid 12 hours, done the job in 8 or 9 at most, and charged 10 to the job. I get a little extra, the company still makes good profit margin on the job, and the customer is happy. ...
  22. Replies
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    25,200

    That sounds like something a salesman would say. ...

    That sounds like something a salesman would say. There are a lot of old york low pressure machines still out there and there will be for a long time. My vote is with the YK, I like the optiview...
  23. Replies
    3
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    650

    Sounds like the compressor is not pumping. ...

    Sounds like the compressor is not pumping. compare comp. amp draw to RLA. Just because the comp. motor is running doesnt mean it is compressing.
  24. Replies
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    2,342

    the sensors are just sensors, There is one sensor...

    the sensors are just sensors, There is one sensor that has the ebus wires run to it with a little plug on it. I am assumming thats where I need to hook up my computer at. The rooftop unit is...
  25. Replies
    4
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    2,342

    Do you have actual VAV boxes, or just zone...

    Do you have actual VAV boxes, or just zone dampers? If you only have zone dampers (no airflow measurement required), here's the website for the current Honeywell commercial zoning solution called...
  26. Replies
    4
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    2,342

    Honeywell commercial zoning

    Does Anyone know anything about honeywell vav commercial zoning controls. I have 17 reheat vav boxs with zone sensors in each zone. My question is what software do I need to set the zone temps and...
  27. Replies
    10
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    1,178

    with a return in the basement and the fan running...

    with a return in the basement and the fan running all the time its going to mix the air throughout the house more evenly. Therefore if the basement is the only spot your having humidity problems it...
  28. Replies
    10
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    1,178

    If you have a return and a supply in the basement...

    If you have a return and a supply in the basement and leave the fan in the on position it will help out. As long as you have good air flow.
  29. Replies
    7
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    900

    10 years, Duct leakage will increase energy cost....

    10 years, Duct leakage will increase energy cost. The unit may work good for years with leaking ducts but when you have several degree days in a row if the unit was originally sized properly you...
  30. Replies
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    2,255

    No

    No
  31. Replies
    3
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    842

    Look at your wiring diagram and figure out where...

    Look at your wiring diagram and figure out where you aare losing control voltage. If you dont have a wiring print or cant read it you can start at the compressor contactor and work your way back to...
  32. Replies
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    1,326

    appreciate the help, I found it.

    appreciate the help, I found it.
  33. Replies
    4
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    1,326

    McQuay Microtech II info

    Does anyone have the The book on the microtech II controls for the wsc and wdc chillers on pdf format. It is not on there site, I had it and now I cant seem to find it. I had to call mcquay to get...
  34. Replies
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    5,752

    My vote is with the York YK, I agree the YK is a...

    My vote is with the York YK, I agree the YK is a nice machine.
  35. I have not ran in to that problem on the ycav...

    I have not ran in to that problem on the ycav machines. The only problem I have had is the drain and fill valves break on the inside and have to be replaced. There was a factory recall on the...
  36. Thread: oil return

    by chad_nc
    Replies
    3
    Views
    561

    When the oil returns what level is it in the...

    When the oil returns what level is it in the sight glass? Also check oil pressure, if it is low and you have aprox. 1/2 sight glass of oil reverse leads on the compressor. Sounds weird, but if the...
  37. Replies
    3
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    1,181

    open up the ch530 screen and look for signs of...

    open up the ch530 screen and look for signs of moisture or corroded components. All you need is a small allen wrench. I had this problem before, I could see the corroded components. Either way...
  38. Thread: Not cooling

    by chad_nc
    Replies
    3
    Views
    762

    When You weighed the R-404 back into the system...

    When You weighed the R-404 back into the system did you charge it with a liquid or gas? If I am not mistaken R-404a is a blend of 3 different refrigerants (R-125 44%, R-143a 52%, R-134a 4%) and will...
  39. Replies
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    1,824

    Where did you get your info on refrigerant vapor...

    Where did you get your info on refrigerant vapor contains liquid at 9 degrees superheat, I have never heard this before.
  40. Replies
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    1,622

    I dont think so, its been a year or so since I...

    I dont think so, its been a year or so since I have had to do it. I got the info from carrier tech support. Like I said if you call radio shack and give them that part number they will be able to...
  41. Replies
    10
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    1,622

    I have had this same problem before, Go to radio...

    I have had this same problem before, Go to radio shack and buy 3 filters P# 273-105. Install one on the yellow flame sensor wire, one on the L1 wire going to the board, and one on the 24 volt...
  42. Replies
    2
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    697

    Pump in the same amount of oil you took out into...

    Pump in the same amount of oil you took out into the oil seperator, You dont need to prime the lines, jump from #1 to #18 inside the control panel. This should be your oil pressure switch, but...
  43. Replies
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    667

    Make sure you have enough coolant in the canaster...

    Make sure you have enough coolant in the canaster on the right hand side of the starter (kind of around behind the cabinet you cant miss it.). Also I have seen the tubes going to your heat sinks get...
  44. Replies
    6
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    1,077

    compressor problems

    I had a call this past week on a 50 ton York split system, all I was suppose to be doing was confirming a bad compressor. The compressor was bad, (mechanical failure). The customer informed me that...
  45. Replies
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    45,916

    High Point, NC 9 years commercial and...

    High Point, NC
    9 years commercial and industrial experience
  46. Thread: Trane Techview

    by chad_nc
    Replies
    4
    Views
    1,271

    look on tranes website, you can download it there...

    look on tranes website, you can download it there for free.
  47. Replies
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    3,096

    keep the oil and all of your filters changed, rod...

    keep the oil and all of your filters changed, rod the tubes yearly, keep the machine tight, and service your starter and you will have few problems. I use 3/8 hoses to pump the oil in and out of the...
  48. Replies
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    899

    I like to get all of our annual done on water...

    I like to get all of our annual done on water cooled chillers in jan-mar. and air cooled march through the begining of may. I dont like cleaning coils when it is real cold. This is in North...
  49. Replies
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    739

    With cobra it will be he same insurance you have...

    With cobra it will be he same insurance you have now you will just pay your former employer whatever it cost them. You can do this for 18 months, they have to offer it by law. This is probably the...
  50. Replies
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    976

    I completly disconnected the motor from the...

    I completly disconnected the motor from the capacitor and the contactor before i ohmed it out. I just found it interesting that it ohmed that high. I was wondering if maybe you could forsee the...
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