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  1. #1
    Join Date
    Jul 2010
    Posts
    117

    fanuce 6mb 231alarm z ot

    I was setting an offset and hit the soft limit on z- travel I raised the machine up and it would not reset the alarm I have tried to reference machine but wont do it with the alarm. I can raise in the z plus direction I have tried powering the machine down twice but it will not reset the 231 alarm z ot I am guesing this is in the servo is there any help in getting this reset thanks
    BE NICE TO THE NERDS IN SCHOOL. THEY ONE DAY MAY BE YOUR BOSS

  2. #2
    Join Date
    Mar 2003
    Posts
    2932
    "231: A movable part of the machine tool touched the Z axis minus stroke limit switch."

    Sounds like maybe the overtravel switch is sticking. See if you can find the switch and manually actuate it to free it up.

  3. #3
    Join Date
    Jul 2010
    Posts
    0
    Hi beekeeper,
    you push the Cancel limit button and reset, after remove your Z axis up. Or you can see a switch limit button under Z axis bottom.

    Do you want i go to to work for you?

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