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  1. Replies
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    Speaking of removing drive screws... About 2...

    Speaking of removing drive screws...
    About 2 minutes in, he pries the plates off and bends them a bit...


    YouTube
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    Nameplate attachment

    I did say I was going to try to drive them out from the back... I probably should have lead with that statement though :-)

    Failing that, use pliers to try to twist back side or grind a screwdriver...
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    Nameplate attachment

    :-)
    I havenít tried drilling them or removing them yet, as I definitely donít want to damage the plates.
    Iím going to try using a drive/punch on the back as someone has suggested, as I have access...
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    Ok. For clarity, by ganging, I mean switching...

    Ok.
    For clarity, by ganging, I mean switching different legs simultaneously, NOT trying to run the same line through multiple SSRs






    Iíll read up.
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    Not sure what caused it. System was working...

    Not sure what caused it.
    System was working fine for some time.

    Line/input voltage is 246V, 60Hz

    The interlocking is for the ďsoft startĒ mechanism using a 3ph transformer that I also use as...
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    Solid State Relays Instead of Contactor?

    My interlocking contactor on my 25HP RPC died this morning with a bright flash and a puff of expensive smoke.
    It had been working fine.

    Iím wondering if I could use ganged solid state relays...
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    Arrrrgghh!! My interlocking contactor on my 25HP...

    Arrrrgghh!!
    My interlocking contactor on my 25HP rotary phase converter let out expensive smoke this morning!!
    Iíve been using it and it was working fine.
    I was running it last night.

    I went...
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    Yeah, there are cables, but I was careful. ...

    Yeah, there are cables, but I was careful.

    https://uploads.tapatalk-cdn.com/20191117/02b76036962214752cbf71ab4646fc19.jpg

    Iím going to put RTV or silicone in the old holes.
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    My space is pretty cramped, so Iím planning on...

    My space is pretty cramped, so Iím planning on rotating the fixed pendant control arm to a new position and drilling/tapping/bolting into a new position.
    ...
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    Maybe. Do you have a bearing puller? Replacing...

    Maybe.
    Do you have a bearing puller? Replacing motor bearings is usually not too hard.




    As long as your fan is working and cooling it.
    You could mount standoffs to get clearance for...
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    Best way to remove existing drive screws? Drill...

    Best way to remove existing drive screws?
    Drill head off?
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    What way lube should I use for a Mighty...

    What way lube should I use for a Mighty Comet/Advanced VMC 520?

    I have Vactra #2 equivalent on hand, but not sure if thatís best.

    Thanks!
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    Thanks! Worked fine! Now I need to: -fill...

    Thanks!
    Worked fine!

    Now I need to:
    -fill lubricant pump reservoir. I have Vactra #2 equivalent on hand, but not sure thatís best. I donít have the manual for the machine (Comet/Advanced VMC...
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    ???? How about giving a LOT more information and...

    ????
    How about giving a LOT more information and some actual details on what type of equipment and for what use?

    Your post is far too vague and open ended.
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    Asking $5900 OBRO with vise and tooling.

    Asking $5900 OBRO with vise and tooling.
  16. Fadal 904-20 (VMC 20) pre purchase reality check request

    Those are really long forks!
    I take it that you bought it?
    Congratulations!

    Looks like you have to make it less tall to get under that garage door.

    I had the same thing.
    I parked the...
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    Thanks!! That makes sense! Iíll do that when I...

    Thanks!!
    That makes sense!
    Iíll do that when I power up next
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    Thanks! That makes sense!

    Thanks!
    That makes sense!
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    Thanks! So, I got my 25HP rotary phase...

    Thanks!

    So, I got my 25HP rotary phase converter wired up and spun it up and got the machine powered with 3ph power and all the drives came up and I am able to jog the axes and run the spindle. ...
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    Dealer? Is he merely collecting email addresses...

    Dealer?
    Is he merely collecting email addresses for building a mailing list or some other future use?
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    Pictures?!??

    Pictures?!??
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    Schaublin 70 for sale

    Some pictures would help...
    Also, there is a for sale section
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    RPC safe/acceptable imbalances?

    Thanks for your response!
    The transformer does have taps, so I can adjust the high voltage side.
    I guess Iím more concerned about the low voltage side.
    Iím probably being a bit of a worry wort.
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    We did reseat some, but I donít think all. I...

    We did reseat some, but I donít think all.

    I forgot to mention that some of the units appear to be off or inactive.
    Not sure if they get enabled later/once the drives are on:
    ...
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    What VFD did you use? Did you go 220V-240V or...

    What VFD did you use?
    Did you go 220V-240V or 440-480V?
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