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Type: Posts; User: NT4Boy

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  1. Replies
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    170

    Re: KMB-I Spindle Start error NO RPM

    Mended it myself. Tantalum Bead capacitor on the analogue board replaced.
    Actually replaced all the Tantalum caps on the Parajust control boards as had one fail on this machine before.
  2. Replies
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    170

    KMB-I Spindle Start error NO RPM

    Hi,
    I have an original machine, B control with AMTS serial tape emulator. Otherwise as it came out of the factory.
    Suddenly and without any warning a few days ago the spindle won't start. Press the...
  3. Thread: Hurco KMB1

    by NT4Boy
    Replies
    1
    Views
    1,584

    Re: Hurco KMB1

    Well I fixed this with various integrated circuits and transistors and now have a fully operational original machine complete with parajust motor variable frequency drive. (Just for the record, this...
  4. Thread: Hurco KMB1

    by NT4Boy
    Replies
    1
    Views
    1,584

    Hurco KMB1

    Hi,
    I’ve an original 1980 unmodified machine and cannot get the power button to latch COR relay.
    Master tape loads, air is up, etc, but when the master has run, the JP3-2 pin on the interface...
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