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    what is error code 444 z axis inv cooling fan alarm on 4000watt laser

    0  Views: 3921 Answers: 1 Posted: 11 years ago

    1 Answer

     I did not see a 444z only a 444n


    444  n AXIS : INV. COOLING FAN FAILURE SVM: The internal stirring fan failed.


    http://www.star-circuit.com/article/FANUC%20Servo%20alarms.html



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