Author: CNC Hub Team

Fanuc Alarm 4: ADDRESS NOT FOUND Fanus Control Model: 16/18/21 Fanuc Alarm Description A numeral or the sign “ – ” was input without an address at the beginning of a block. Modify the program.

Fanuc Alarm 3: TOO MANY DIGITS Fanus Control Model: 16/18/21 Fanuc Alarm Description Data exceeding the maximum allowable number of digits was input. (Refer to the item of max. programmable dimensions.)

Fanuc Alarm 2: TV PARITY ALARM Fanus Control Model: 16/18/21 Fanuc Alarm Description TV alarm (The number of characters in a block is odd). This alarm will be generated only when the TV check is effective.

Fanuc Alarm 1: TH PARITY ALARM Fanus Control Model: 16/18/21 Fanuc Alarm Description TH alarm (A character with incorrect parity was input). Correct the tape.

Fanuc Alarm 0: PLEASE TURN OFF POWER Fanus Control Model: 16/18/21 Fanuc Alarm Description A parameter which requires the power off was input, turn off power.

Fanuc Alarm 118: PARENTHESIS NESTING ERROR Fanus Control Model: 16/18/21 Fanuc Alarm Description The nesting level of brackets or parentheses in a macro expression exceeds the limit of 5 levels.

Fanuc Alarm 036 (or P/S 36): CAN NOT COMMANDED G31 Fanus Control Model: Series 16/18/21 Description This alarm occurs when a skip cutting command (G31) is called while the machine is actively using cutter compensation (G41 or G42) or tool nose radius compensation. How to Fix Alarm Cancel cutter compensation by writing G40 before issuing…

Fanuc Alarm 34: NO CIRC ALLOWED IN ST–UP /EXT BLK Fanus Control Model: Series 0i / 16i / 18i / 21i / 31i / 32i Description This alarm (Fanuc Alarm 34) occurs when you are starting (Start-up block) or ending (Cancel block) Cutter Radius Compensation using G41 or G42, and write Circular Interpolation (G02/G03) instead…

Fanuc CNC Alarm 33: NO SOLUTION AT CRC Fanus Control Model: Series 16 / 18 / 21 (M and T Series) Description During tool radius compensation (G41/G42), the intersection point of two geometric lines or arcs fails to be detected. How to Fix Alarm Correct the tool path in the G-code program, or go to…

Fanuc Alarm 31: ILLEGAL P COMMAND IN G10 Fanus Control Model: Series 16i / 18i / 21i (Models A and B) and Series 30i / 31i / 32i Description When you use the ‘P’ command incorrectly with a G10 code. The value written after ‘P’ is either outside the offset number that is available in…