Fanuc Alarm PS586 G81 FORMAT ERROR
Fanuc Alarm Description
Format error in the block in which the G81 code was specified
(1) T (number of teeth) was not specified.
(2) Data which was out of range was specified for T or L.
(3) An overflow occurred in the calculation of synchronous coefficients.
(4) R falls outside the valid range.
(5) The synchronous feedrate for the workpiece axis is greater than or equal to the rapid traverse rate (parameter No. 1420).