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IndustryArena Forum > Machine Controllers Software and Solutions > Mazak, Mitsubishi, Mazatrol > mazak nexus 200 lathe - spindle problem - matrix control
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  1. #1
    Join Date
    Mar 2009
    Posts
    6

    mazak nexus 200 lathe - spindle problem - matrix control

    This is on a Matrix control

    Normally when the machine is in manual mode, you're allowed to click the up and down button, and run the spindle either forward or reverse.

    For some reason the spindle start and stop buttons work, but the up and down buttons don't. So I can't get the spindle to run while in manual operation mode. But it all runs fine when in automatic.


    Anyone got any thoughts on what the problem could be...could it be a circuit in the back of the machine? It's been like this the last 2 times i've turned on the machine, and it just happened outta nowhere.


    Thanks for the help.

  2. #2
    Join Date
    Dec 2007
    Posts
    2
    NOT SURE THIS WILL HELP BUT MATRIX IS REAL PICKY. I WOULD MAKE SURE DOOR IS CLOSED CHUCK IS CLOSED ALL AXIS TO ZERO BAR-FEED LINK OFF C AXIS LINK OFF SPINDLE LINK OFF MAIN OR SPINDLE ONE SELECTED .
    AXIS SELECT SWITH TO OFF . PRESS FWD OR REV THEN UP ARROW TO DESIRED RPM .HOPE IT WERKS

  3. #3
    Join Date
    Apr 2006
    Posts
    3206
    When it's done it to me, it's usually because I forgot to close the chuck.... Spindle on mine won't turn unless you're clamped on the workpiece.

  4. #4
    Join Date
    Mar 2009
    Posts
    6
    It's just seemed to happen out of no where. We don't have the lock on our door so the machine can run without the door shut.

    I'm not sure whats going on with it. We can still run parts, it's just the thing wont spin, without running a part.

  5. #5
    Join Date
    Sep 2004
    Posts
    40
    Could be that your board switches are bad. We have had a very simular problem, spindle speed increase would work, decrease would not. We had to replace the entire control circuit board to fix.

  6. #6
    Join Date
    Mar 2009
    Posts
    6
    Thats what I was afraid it would be. We previously lost use of the "input" button, and had to switch the board out.

  7. #7
    Join Date
    Sep 2004
    Posts
    40
    Don't ya just love the fact you can't change out individual buttons. The overlay begins to get worn and lets coolant and dirt into the board and bingo! You get to order a new board and overlay.

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