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  1. Replies
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    CCN Controller and IO module question

    Hi all.. I have a question about component values.
    I've found 4 boxes (about 25) of CCN 6100 controllers and IO modules. I was about to toss them and decided I might have a look here to see if they...
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    Dammit Slim!!! You stole my line AGAIN!! :cool:

    Dammit Slim!!! You stole my line AGAIN!! :cool:
  3. Thread: Amp readings

    by tex~n~oz
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    2,023

    Just to toss my 2cents in.. Watts does NOT...

    Just to toss my 2cents in..

    Watts does NOT equal Amps X Volts unless you are working with a non-inductive load.. Amps X Volts is simply Volt Amps or VA.

    To calculate Watts you have to know...
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    Hey Hatter.. I've had the same trouble and it...

    Hey Hatter.. I've had the same trouble and it never goes away living in the tropics.. The UV-C lights do a fairly good job of keeping mold off surfaces that are 1) close enough to the light source...
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    Condensing water reset schedule

    Can anyone tell me their reset schedules for condensing water temp VS. humidity? I'm trying to find that happy medium that will keep my equipment happy and my customers with a bit of energy...
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    Hhhhmmm... Same installer?

    Hhhhmmm... Same installer?
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    864

    Gotparts90, Any help you could offer would be...

    Gotparts90,

    Any help you could offer would be greatly appreciated. During my trip to the states (before the manuals went missing) I went to the CMP factory and set things up so we could buy from...
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    HAHA Stickerhead!! You think you qualify for...

    HAHA Stickerhead!! You think you qualify for THAT JOB!? Don't you know you have to clean up parking-lot trash for 3 years first??

    23 Years here..
    Started in Dallas then on to Oklahoma.
    6 years...
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    864

    Hey Absrbrtek, I would pay a pretty penny for...

    Hey Absrbrtek,
    I would pay a pretty penny for them if they were available. I just can't seem to get a handle on them anywhere over here. As much York gear as we buy, you'd think they'd hand...
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    864

    York Z, J and P manuals needed badly

    Can anyone help me acquire a copy of the break-down manuals for the Z, J and P compressors? An x-employee has walked off with our only manuals and we have several of these compressors that we need...
  11. Replies
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    1,390

    Equipment size isn't based on "what-if" it's...

    Equipment size isn't based on "what-if" it's based on "average highs and lows". Ok, it's raining like Thor is comin home and it gets muggy in the house.
    So? It gets muggy.
    Now if it's ALWAYS...
  12. Thread: up and down

    by tex~n~oz
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    812

    You only trap for oil return if the evap is low...

    You only trap for oil return if the evap is low and the cond is high.
    You don't need to trap the other way.
  13. Replies
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    1,390

    If its sized right.

    If its sized right.
  14. Thread: Sight Glass

    by tex~n~oz
    Replies
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    715

    A sight glass is only to qualify the refrigerant,...

    A sight glass is only to qualify the refrigerant, not quantify the charge.
    Sight glasses are only for moisture and non-condensable detection and not for charging unless OEM specified on a unitary...
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    3,218

    ?????

    To some extent I agree that most techs shouldn't have their hands on a live VSD PCB for safety reasons. They can bite you...
    Now, I'm probably wrong, but doesn't NEC cover high voltage on DC at...
  16. Replies
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    1,432

    Did you replace a recip with a scroll on a cap...

    Did you replace a recip with a scroll on a cap tube system?
  17. Replies
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    2,440

    Double, the air-flow in some fans can cause...

    Double,
    the air-flow in some fans can cause extremely high static voltages.
    Fixed wing airplanes have electrostatic dissipation wires hanging off the trailing edge of the wings.
    Helicopters ground...
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    Good advice! You start hammering that old...

    Good advice! You start hammering that old condenser motor and it will be a recipe for disaster. If cost is a concern, just rebuild/replace the actuator on the dampers and go with it.
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    That is some major electro-discharge corrosion.....

    That is some major electro-discharge corrosion..
    Check the earth on your motor.
  20. Speed of gas velocity will have nothing to do...

    Speed of gas velocity will have nothing to do with heat transfer through the copper. Why absorb the heat in the evaporator just to toss 5-10% of it back in through the plenum exposed to high...
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    906

    You can get away with it on a low pressure...

    You can get away with it on a low pressure system, but on high pressure refrigeration systems, ridding the moisture is just the beginning. Now you have metal oxides to deal with and the future...
  22. Replies
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    1,486

    Oil filled capacitors use oil as the dielectric...

    Oil filled capacitors use oil as the dielectric medium and paper as the insulator.
    Or is it the other way around??? Doesn't matter..

    Smell the oil. If it smells like ass, then it's probably got...
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    Every leak will have it's own "best" application,...

    Every leak will have it's own "best" application, but I've found ultrasonic to be the fastest by far. It's a very healthy investment for decent gear (about $4k) but you can sniff a leak out from 20...
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    2,627

    I need a few of those 40 hour days..

    I need a few of those 40 hour days..
  25. Replies
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    What kind of information are you looking for? As...

    What kind of information are you looking for?
    As something specific and I might be able to help ya.
    I service and repair a fair few of them myself.
    Lesson #1..
    Stay away from the Siemens VSDs...
  26. Sounds to me like you've been operating a...

    Sounds to me like you've been operating a compressor unloaded with improper oil return. It's imperative that you run a double riser return with an oil trap if your evap is at all below the...
  27. Replies
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    1,554

    Deep down, Yorks are Great...

    No Laker,

    In some ways, Yorks are great.....

    For instance,

    Take a J compressor gut it, put a stainless steel eye-bolt in the top, put the heads, caps, sideplates on, fill the case up with...
  28. Replies
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    1,802

    Sounds to me like it just needs to be...

    Sounds to me like it just needs to be commissioned.
    I've commissioned a couple of mid-stream change-over jobs and it's amazing at what you will find.
  29. When I was in service, I had a building with...

    When I was in service, I had a building with almost the same set-up. Water-source heat pumps just stuck anywhere they could find a place to stab em. Of the 150 units, there were about half a dozen...
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    30HXC question for the Carrier Gurus

    I have a couple of chillers with the dialog-pro (<-- added for effect) and I guess they've removed the minimum position for the CW by-pass as part of the new program. I've looked in service1, 2 and...
  31. It's my understanding that the engineering firm...

    It's my understanding that the engineering firm charges a commission based on winning bid, not to include any later variations, on top of a previously agreed upon fee.

    That's my understanding and...
  32. Replies
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    1,802

    Is this coil a preconditioner?

    Is this coil a preconditioner?
  33. Thread: Gps

    by tex~n~oz
    Replies
    52
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    4,596

    I have free personal use of my vehicle, but...

    I have free personal use of my vehicle, but that's beside the point.

    What I don't get is that because we wish to uphold our dignity and not work for a company who refuses to trust us, we are...
  34. Replies
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    Though TXV units aren't critically charged, you'd...

    Though TXV units aren't critically charged, you'd do your customers a favour and charge by subcooling or weight.. Keep it efficient.
  35. Thread: 5H40 problems

    by tex~n~oz
    Replies
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    1,347

    Hey Wolf.. I was thinking the same thing, but I...

    Hey Wolf.. I was thinking the same thing, but I already live in the tropics. Had it been Northern Canada, I'd have tossed that out there. :)
  36. You are probably right about the low-bid... but...

    You are probably right about the low-bid... but it doesn't go back to the installer as he's usually just installing as per engineering plans. You can't really drop it in the lap of the engineers...
  37. Replies
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    HAHAHA Sic em Chiller!! I have to agree that...

    HAHAHA Sic em Chiller!!

    I have to agree that Carrier had a bad run but things seem to be looking up a bit. The CCN is still crap though. Doesn't look like it's coming up to speed anytime soon. ...
  38. Thread: Normchris

    by tex~n~oz
    Replies
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    946

    Care should be taken NOT to exceed 3.2 M/s across...

    Care should be taken NOT to exceed 3.2 M/s across your coil.
  39. Replies
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    1,781

    Dryer, solenoid, TXV.. Scrap the sightglass and...

    Dryer, solenoid, TXV.. Scrap the sightglass and you won't be tempted to charge by it. :D
  40. Thread: 5H40 problems

    by tex~n~oz
    Replies
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    1,347

    Island, You really haven't given us enough...

    Island,
    You really haven't given us enough information to work with here.
    What kind of unloading are you using for this compressor?
    Internal, external? If external, are the internal ports...
  41. Thread: Gps

    by tex~n~oz
    Replies
    52
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    4,596

    Oh this is painful coming a Texan.. I'm not...

    Oh this is painful coming a Texan..

    I'm not an "ALL" and I don't need to act anything..

    Don't you get it? It's not about the job, it's about TRUST and it's about PRIVACY...

    If it were...
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    A company can hold a boiler license through the...

    A company can hold a boiler license through the Deparment of Labor and not be in the HVAC business.
  43. Replies
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    579

    Pioneer, That's why you send it to tender and...

    Pioneer,
    That's why you send it to tender and let contractors bid on the job as designed by an engineer. Don't let the cost of equipment be a guide for the cost of the job, it doesn't work that...
  44. Replies
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    1,578

    If I recall, 83F is the default setpoint (max...

    If I recall, 83F is the default setpoint (max high) for Leibert. Does the PLC have a battery backup? Apparently you are losing the CMOS settings at some point during the night. Be very careful...
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    4,458

    For the "meter", we need to narrow things down...

    For the "meter", we need to narrow things down just a bit.

    There are several ways to measure water-flow but they don't include pressure. Instead they measure flow, ie. Ultrasonic (noninvasive)...
  46. Thread: Help

    by tex~n~oz
    Replies
    7
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    841

    Jayguy... I like the way you think. Spot on.

    Jayguy...

    I like the way you think. Spot on.
  47. Replies
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    I've had pretty good luck with Siemens. It...

    I've had pretty good luck with Siemens.

    It really depends on what its for though.
    metering? DDC feedback? Do you want invasive or non-invasive?
    The sky's the limit but they are $$$$.
  48. Replies
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    1,377

    HA HA Slim... I think Slim means MODBUS, but...

    HA HA Slim...

    I think Slim means MODBUS, but only if it holds more college cheerleaders. ;)

    Actually, MODBUS is the only non-proprietary protocol mentioned. Many times, with minimal tweaking,...
  49. Thread: Gps

    by tex~n~oz
    Replies
    52
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    4,596

    I was speaking hypothetically, but I guess you...

    I was speaking hypothetically, but I guess you didn't get the gist.



    No.. You pay your part, the insurance company pays the previously mentioned claims. You just can't stand that someone might...
  50. Trozum, I've not seen a closed loop steam...

    Trozum,

    I've not seen a closed loop steam boiler in my life that didn't have a vacuum break valve and air purge from the factory or at least upon commissioning. I've seen a few that had them...
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