Fanuc Alarm 118: PARENTHESIS NESTING ERROR

Fanuc Alarm 137: M-CODE & MOVE CMD IN SAME BLK Fanus Control Model: 0 (0-M, 0-T, 0-i) Description An M-code (which is a machine function such as spindle on/off or coolant control) and a ‘Move Command’ (such as X, Y, or Z axis movement) have been combined in a way that is prohibited by Fanuc…

This alarm appears in Fanuc control systems when a change has been made to the system’s memory or parameters that requires a restart of the machine to take effect. This is usually not a “fatal” fault, but rather an instruction to refresh the system. Fanus Control Model: This is one of the most direct and…

Fanuc Alarm 71: DATA NOT FOUND Fanus Control Model: 16/18/21 Fanuc Alarm Description The address to be searched was not found. Or the program with specified program number was not found in program number search. Check the data.

Fanuc Alarm 30: ILLEGAL OFFSET NUMBER Fanus Control Model: Series 0/16/18/21/30i/31i/32i Description This alarm occurs when the CNC control is commanded to use a Tool Offset Number that does not exist in the machine’s memory or exceeds the maximum limit defined by your system’s parameters. This problem is usually caused by incorrect use of T-codes…

Fanuc Alarm 73: PROGRAM NUMBER ALREADY IN USE Fanus Control Model: 16/18/21 Fanuc Alarm Description The commanded program number has already been used. Change the program number or delete unnecessary programs and execute program registration again.

Fanuc Alarm 20: OVER TOLERANCE OF RADIUS Fanus Control Model: 16/18/21 Fanuc Alarm Description In circular interpolation (G02 or G03), difference of the distance between the start point and the center of an arc and that between the end point and the center of the arc exceeded the value specified in parameter No. 3410.