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Type: Posts; User: rotaryfrk

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  1. Replies
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    Fan start up...

    36" propeller type fan blade, direct drive motor 5hp.

    I have a small cooling tower with 2 fans. This time of the year 1 fan runs pretty constantly and the other cycles on and off pretty...
  2. Thread: Simple...

    by rotaryfrk
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    1,005

    Let's say a complaint comes in that a certain...

    Let's say a complaint comes in that a certain zone isn't reaching temp setpoint and it's a thirty minute drive time. What a huge waste of time it would be to arrive to the site just to find out that...
  3. Thread: Simple...

    by rotaryfrk
    Replies
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    1,005

    Thanks guys for the links... Crab, there are no...

    Thanks guys for the links...
    Crab, there are no existing zone sensors. All basic package heat pumps with no controls.

    I will need to purchase and install zone sensors and necessary...
  4. Thread: Simple...

    by rotaryfrk
    Replies
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    1,005

    Simple...

    I'm looking for a system that will view zone temps, system must be capable of being viewed remotely over the web. No need for anything else. Not going to change temp setpoints or anything else.
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    Hope I'm not setting myself up to look like a...

    Hope I'm not setting myself up to look like a fool but, "vermiculite" is asbestos correct? And your cleaning this stuff up with a store bought shop vac? You would be re-contaminating the area if...
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    I have a fieldpiece data logger and a supco data...

    I have a fieldpiece data logger and a supco data logger. It's been awhile since I've logged anything and I don't have any of that stuff readily available, some of the logs I saved to my thumb drive....
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    /QUOTE]Purchase some data logging equipment and...

    /QUOTE]Purchase some data logging equipment and start trending the "problem" areas. See if there is truly a problem and not just a "cry-baby".[/QUOTE]

    Been there done that.
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    The type of ERV I have are desicant wheel type. ...

    The type of ERV I have are desicant wheel type. They are on newer buildings all have been air balanced and what not but are a huge nuisance. I am not saying ERV's can't work, just that they a major...
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    I am setting myself up for ridicule here but... ...

    I am setting myself up for ridicule here but... we have many ERV's none at this location though. Most of our ERV's are disabled. They just seem to be improperly engineered. They cause more...
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    I agree with you 100%!!! Maybe they engineer...

    I agree with you 100%!!! Maybe they engineer thought we did not need any form of humidity control in the building due to the fact that we only have "dry" heat here in the desert!!???
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    We have gas heat. I hate to waste money with...

    We have gas heat. I hate to waste money with electric reheats. But that is an option.
  12. Replies
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    6,524

    I don't have numbers such as RH or supply temps,...

    I don't have numbers such as RH or supply temps, coil temps only because this issue has been around since the building was first occupied. I've offered solutions but they cost money and the County...
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    I can overcome the high ambient, it's the...

    I can overcome the high ambient, it's the humidity that is causing the complaints. I am going to buy an ASHRAE book to get the requirements and also speak with a local mechanical engineer to get his...
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    Minimum fresh air requirements...

    For a Juvenile detention center, what would be the minimum fresh air requirements? I believe the fresh air dampers are set at 15% right now.

    Anytime it gets humid the supervisors cry, I'm sick...
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    Thanks for your replies, I've decided to stay...

    Thanks for your replies, I've decided to stay away from this one.
  16. Replies
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    2,284

    Sheetrock supply plenum...

    I have a customer who had there ECM indoor fan motor severely burn up. I looked at the job this afternoon and found the supply and return plenums to be sheetrock, taped but not sealed/painted.
    ...
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    APPION G-5 TWIN, or PROMAX. Promax is bulky but...

    APPION G-5 TWIN, or PROMAX. Promax is bulky but tough.
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    [QUOTE=cactusd;4745822]they are in a shopping...

    [QUOTE=cactusd;4745822]they are in a shopping mall application and cleaning the coils are an issue due to not being able to use water...

    Why can't you use water to clean the coils? Your going...
  19. Replies
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    You guys and your pre-made whips. WASTE WASTE...

    You guys and your pre-made whips. WASTE WASTE WASTE...
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    My bet is on a plugged filter/dryer. You...

    My bet is on a plugged filter/dryer.

    You could confirm this by temp measurements on both sides of the filter/dryer. More than likely if it is plugged up slightly it will cause it act as a...
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    7,452

    Wiring belongs in conduit, PERIOD. It all adds...

    Wiring belongs in conduit, PERIOD. It all adds up to quality workmanship.

    Contractors don't do it because it takes more time and money. I understand

    100%, that does not make it right.
  22. Replies
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    That was your first install of 09? The...

    That was your first install of 09?

    The first install of my career looked better than that.

    I would not have posted those pictures, people will eat you up on here.

    Your install is...
  23. Replies
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    38,658

    Thanks for clarifying that. It's been a very...

    Thanks for clarifying that. It's been a very long time since I've had to reset the control voltage to clear a fault on the CT's. I guess that is a good thing though!
  24. Replies
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    In the event of a fault "Low curr mp/hp" and the...

    In the event of a fault "Low curr mp/hp" and the CT's reading fault "2" should the control voltage have to cycled to get the unit back online? This happend to me this weekend and in the past I...
  25. Replies
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    38,658

    Megohm, I had continuous problems with the Low...

    Megohm, I had continuous problems with the Low current/mp/hp fault. Motor protectors were changed along with a few other tries at fixing the problem. Finally I requested from York service a...
  26. Thread: HTFD

    by rotaryfrk
    Replies
    4
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    424

    Your going to need to post this same question in...

    Your going to need to post this same question in the Controls forum.

    More than likely you'll have to hire an ALC dealer.

    Where are you from?
  27. Thread: HTFD

    by rotaryfrk
    Replies
    4
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    424

    Are you talking about reconfiguring graphics?

    Are you talking about reconfiguring graphics?
  28. Replies
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    1,038

    I'm not laughing, it seems I've spent all day on...

    I'm not laughing, it seems I've spent all day on this unit. Found a power exhaust contactor out of specs. Replaced it, we'll find out if that is the only problem.
  29. Replies
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    Very good advice from all. I will keep you...

    Very good advice from all. I will keep you informed of my findings as soon as I get back to that unit. Thank you all
  30. Replies
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    The fire alarm annunciator shows no activity.

    The fire alarm annunciator shows no activity.
  31. Replies
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    Carrier problem...

    Carrier Package HP M#50ewq028---6--da

    Unit tripping CB-4 mini breaker. Breaker size =3.2 unit pulling just over 6 amps causing breaker to trip.

    I disconnected the R terminal wire and...
  32. Replies
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    Remove evaporator access panel, install piece of...

    Remove evaporator access panel, install piece of plexi-glas in place of original panel. Run unit as normal and with flash light look for water blowing off evap coil or out of drain pan. Give it...
  33. Replies
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    chadtech: Could you explain how and why the...

    chadtech: Could you explain how and why the chilled water mixes with the tower water. Is this an outdated method of a plate and frame approach? It seems to me like a water treatment nightmare, not...
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    Are you sure about that?

    Are you sure about that?
  35. Replies
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    I would ask this question in the Indoor air...

    I would ask this question in the Indoor air quality forum.

    It would depend heavily on how much smoke damage the system was exposed to. Was the system running during the fire? And if there is...
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    You are correct.

    You are correct.
  37. Replies
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    Is that a Tower Tech cooling tower? Those...

    Is that a Tower Tech cooling tower?

    Those floats they use are so damn short it's damn near impossible to fully shut the water off to prevent an overfill.

    Still, there is an over fill drain...
  38. Replies
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    I don't like your Klein cutters, needle nose,...

    I don't like your Klein cutters, needle nose, linesmen pliers or crimpers.

    I prefer the older kind from Klein, the ones that have dipped handles.

    I believe what you have are the Klein...
  39. Replies
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    DanW13, I mentioned my scenario is on a...

    DanW13, I mentioned my scenario is on a commercial building. It has an elaborate controls package, but no simple on off switch for the ERV. What I did was set the ERV to run while in occupied mode...
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    We have a set up like this on a commercial...

    We have a set up like this on a commercial building. IT SUCKS. Due to the occupants of the building I have to set up the indoor fan to cycle with the compressor at certain times of the year and at...
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    [QUOTE=tonyshelton;2194692]You're still here...

    [QUOTE=tonyshelton;2194692]You're still here aren't you?:D:D

    I've driven my car 155.


    Were you wearing your seat belt?

    I personally think that would be really cool if you were not, big A$$...
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    [QUOTE=tonyshelton;2199522]I saw that section,...

    [QUOTE=tonyshelton;2199522]I saw that section, but I don't think regular unit filters can do very much in the indoor air quality department.


    For the majority of public buildings we maintain,...
  43. Replies
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    Indoor Air Quality threads seem to be very...

    Indoor Air Quality threads seem to be very helpful for this type of subject.
  44. Replies
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    2,252

    We've had a couple of UNI 16 and some UNI32's...

    We've had a couple of UNI 16 and some UNI32's take a dump on us. What's the story with these? There failures seem to be unexplainable. Is there an upgrade to the UNI's?
  45. Replies
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    Hotrod, you say the damper motors are easily...

    Hotrod, you say the damper motors are easily replaced by the dealer. I'd like to replace the motor myself. I've done it in the past but we no longer have any spares, do you have a source for the...
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    Automated Logic

    Hello, I take care of a building that has approximately 300 u341. I was told that those are no longer available, and that what has to be done is an upgrade which requires installing the new device...
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    We ended up using some spare membrane switches...

    We ended up using some spare membrane switches and some ribbon cable to make up a temporary keypad. The walk in is working fine now that the setpoints have been changed.

    Thanks for all the...
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    I may have mis-spoke. The "ribbon cable" is...

    I may have mis-spoke. The "ribbon cable" is green in color and looks like a printed circuit board, only it's flexible. One of the circuits rubbed off.

    Our electronics guy could probably repair...
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    I highly doubt that Elliott williams made the...

    I highly doubt that Elliott williams made the keypad either. But I'd imagine that they would be willing to sell me another one. It's a simple ribbon cable that plugs into the main circuit board. It...
  50. Replies
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    Elliott-Williams

    I am looking for a control keypad for an Elliott-williams blast chiller M#97230?

    I have not had much luck locating there website. Does anyone have any contact info? Any and all help is greatly...
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