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Type: Posts; User: NationalAutomat

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  1. Replies
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    Spindle orientation failure

    Cincinnati Milacron Arrow 750, A spindle motor went out. I pulled one from another machine but I cannot figure out how to get the alignment right after several attempts.
    Right now on M19S0 it just...
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    Re: Arrow 750, cannot run programs.

    Mike,

    It wasn't the program doing it. Not sure how, but today I restarted the machine, browsed the machine settings, didn't change anything, went back to machine view and boom the run program...
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    Re: Arrow 750 Z axis foldback

    Thank you.
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    Re: Arrow 750 Z axis foldback

    I did the tests as described below. The motor is black and I can turn the screw by hand. The voltage from plug 33 going to the electromagnet in the brake is getting 97vac. The control transformer is...
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    Re: Arrow 750 Z axis foldback

    Mike, I have done the test this morning. In all 3 scenarios I get: Z axis servo fail The z axis follwing error has exceeded the configured servo fail limit 27.999 Verify axis gains and drive...
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    Re: Arrow 750, cannot run programs.

    Who is Fives?
  7. Replies
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    1,446

    Re: Arrow 750 Z axis foldback

    All of this started when the roof gave way during a storm a few weeks ago. The z motor took on water because the cover had gotten lost. I did not know it had water in it when I started the machine....
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    Arrow 750 Z axis foldback

    I have an arrow 750 with a z axis that went into foldback on machine alignment. I replaced the servo with a used one from ebay and get the same result. The screw is not in a bind. There are no other...
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    Arrow 750, cannot run programs.

    Am trying to commission an Arrow 750. Have transferred an nc file into machine via serial cable. But the "run this program" button is greyed out. I can edit, save and delete but I cannot run it....
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