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    Shopbotter in Providence R.I. ?

    A user with an older PRT and a new computer is looking for help
    to build and manufacture some parts.

    I got him going a couple of years ago but his old computer system died. The Shopbot support...
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    Agreed

    There are actually 3 sets of controllers in your picture.

    I would get a schematic from Shopbot before making the call to
    the electrician.

    I believe you have a defective contactor or defective...
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    Built in heaters

    These contactors have built in heaters which are essentially
    fuses or bimetalic strips so when they get too hot (undersized or device
    pulling too much power).

    You need to select the...
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    do you know the make and model of the controller?...

    do you know the make and model of the controller?
    Does it have OVERLOAD RELAYS in them?

    The overload relay is a bimetalic strip that acts like a resettable fuse.

    When it gets too hot, then...
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    A couple of thoughts...

    Hey Kip,

    Tell me what you mean by "PULL". The contactor is engaging, hence the
    coil is engaged...

    I have to say that this contactor is very busy!

    So I have a couple of thoughts...
    1. the...
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    Sad to say...

    SO if you work with people (nursing, health care, counselor) you get paid low wages but if you get a few computer skills under your belt, you can make a solid 6 figure salary.

    Sad...
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    Ask Melissa Jones...

    Take a look at www.nicecarvings.com

    Melissa and her husband did a topo map for a law office in Nevada
    of the state of Nevada (15 ' x 18') and you can see it by going to their
    website
    ...
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    Schematic picture

    Schematic picture

    I think cleaning the contacts did the trick.

    Warnng: if you clean them too much, you will wear the copper or silver alting off the contact...
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    I think I know the problem

    There can be only two problems...

    1. That the control circuit (start, stop, coil and COntact #4) is wired incorrectly
    2. That contact #4 (leftmost in the picture) is worn or corroded.

    How do...
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    Hi Wayne, Is the starter a self contained unit...

    Hi Wayne,

    Is the starter a self contained unit with the start and stop buttons separately?

    The reason for this question is that if there is a start/stop station SEPARATE
    from the starter, then...
  11. Thread: Cutting Brass

    by bcondon
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    Thanks Ed

    Exactly what I needed!!

    Bob Condon
  12. Thread: Cutting Brass

    by bcondon
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    1,137

    Cutting Brass

    I demoed my system to a fellow that is interested in a system. he will be cutting primarily hardwoods but wanted to know if the system could cut 3/16 soft brass.

    I guess he has spoken to the fine...
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    A couple of thougts...

    You talked about reducing the stepover.. A second thought is what wood are you using? Poplar and Boxwood are good for carving because of the lack of grain but they fuzz up a lot.. You may want to...
  14. Thread: VR vs. fillet?

    by bcondon
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    Agree with Mr. Burkhardt

    I bought a simple vacuum pump at Harbor Freight, cut a dozen size pucks that can be at attached with 4 screws to the table and 1/4" reinforced clear plastic lines. I also use the 1/4" quick...
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    I thinks we may have found. Commonality

    Andrew

    My machine is only used as a control machine
    Never on the internet
    Never with virus protections

    I think the folks at shopbot need to explain their testing environment and
    Provide...
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    Upgrades

    SO having worked in the computer software industry for 35 years and 15 years as a QA Manager, I have found that UPGRADES are the worst thing that you can do. Testing upgrades are HELL. I am disturbed...
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    Routine

    I have two things I do..nd
    I put PAUSEs in the beginning with tool size and ask if I zeroed

    Makes you think epecially if you are in a pretty routine set of cuts.

    The other thing is that my...
  18. Thread: clip art

    by bcondon
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    Interesting site

    Thanks Steve for showing us this site!!

    Bob Condon
  19. Time, money and circumstances

    So my situation was that I was pouring a foundation for the shopbot room (18 x 24) and a adjoining foundation for the refurb in the house which was
    24x50 to contain the shop. The challenge was that...
  20. I don't agree about PVC

    I have used PVC in my dust collection system and NEVER had a problem.

    Let me explain

    I have the exterior on the PVC wrapped with a stranded copper wire.
    Additionally, I have an internal copper...
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    Plastic Blastgates

    What I did is to run a saw blade at the bottom of the gate where the gate closes (and where saw dust collected). I put a saw blade slice to allow the sawdust to drop through but still does get...
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    Make sure you check...

    Your piping losses for each length of pipe, each elbow, the sum of the longest run and our favorite hate, the flexible pipe. Each contribute to the loss of suction and I would hate to spend lots of...
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    Maybe the electrical circiut

    When I spoke to Frank, my understanding is that the relay may not have enoght power to drive (close) the contactor. I wanted to do the same thing and he said this is not how it worked.

    I was...
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    A wise man told me....

    I was in a class with a very wise man on this forum.

    I was stuck (and scared) to begin painting my first 3D sign. I was
    in the company of many fine artists.

    The wise man asked why I was...
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    Question for you:

    What is this relay connected to?

    What does your electrical circuit with the relay in it
    how are you turning on the dust collector electrically?

    Thanks
    Bob
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