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Fanuc alarm: 302 - APC alarm: nth-axis over time

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
302 - APC alarm: nth-axis over time

Alarm Description

nth-axis (n=1-8) APC overtime error. Failure in data transmission. Possible causes include a faulty APC, cable, or servo interface module.

Additional Suggestions & Alarm Clarification

Absolute pulse coder (APC)

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Fanuc alarm: 301 - APC alarm: nth-axis communication

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
301 - APC alarm: nth-axis communication

Alarm Description

nth-axis (n=1-8) APC communication error. Failure in data transmission Possible causes include a faulty APC, cable, or servo interface module.

Additional Suggestions & Alarm Clarification

Absolute pulse coder, cable or scale faulty, Check to make sure parameters are set correctly and that someone did not try to turn the scale or encoder off or on while troubleshooting. (APC)

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Fanuc alarm: 300 - n-axis origin return

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
300 - n-axis origin return

Alarm Description

Manual reference position return is required for the nth-axis (n=1-8).

Additional Suggestions & Alarm Clarification

None currently

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Fanuc alarm: 253 - G05 IS NOT AVAILABLE

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
253 - G05 IS NOT AVAILABLE

Alarm Description

Alarm details Binary input operation using high-speed remote buffer (G05) or high-speed cycle machining (G05) has been specified in advance control mode (G08P1). Execute G08P0; to cancel advance control mode, before executing these G05 commands.

Additional Suggestions & Alarm Clarification

None currently

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Fanuc alarm: 252 - ATC SPINDLE ALARM

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
252 - ATC SPINDLE ALARM

Alarm Description

An excessive error arose during spindle positioning for ATC. For details, refer to diagnosis No. 531. (Only for DRILL-MATE)

Additional Suggestions & Alarm Clarification

None currently

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Fanuc alarm: 251 - ATC ERROR

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
251 - ATC ERROR

Alarm Description

This alarm is issued in the following cases (DRILL-MATE): An M06T_ command contains an unusable T code. An M06 command has been specified when the Z machine coordinate is positive. The parameter for the current tool number (No. 7810) is set to 0. An M06 command has been specified in canned cycle mode. A reference position return command (G27 to G44) and M06 command have been specified in the same block. An M06 command has been specified in tool compensation mode (G41 to G44). An M06 command has been specified without performing reference position return after power-on or the release of emergency stop. The machine lock signal or Z-axis ignore signal has been turned on during tool exchange. A pry alarm has been detected during tool exchange. Refer to diagnosis No. 530 to determine the cause.

Additional Suggestions & Alarm Clarification

None currently

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Fanuc alarm: 250 - Z AXIS WRONG COMMAND (ATC) / SIMULTANEOUS M06 AND Z-AXISMOVEMENT NOT ALLOWED

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
250 - Z AXIS WRONG COMMAND (ATC) / SIMULTANEOUS M06 AND Z-AXISMOVEMENT NOT ALLOWED

Alarm Description

A value for the Z-axis has been specified in a block for the tool exchange command (M06T_) on a system with DRILL-MATE ARC installed. A tool change (M06) and a Z-axis movement were specified simultaneously
in the DRILL MATE. Correct the program.

Additional Suggestions & Alarm Clarification

None currently

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Fanuc alarm: 247 - No message

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
247 - No message

Alarm Description

When an encrypted program is output, EIA is set for the punch code. Specify ISO.

Additional Suggestions & Alarm Clarification

None currently

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Fanuc alarm: 246 - No message

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
246 - No message

Alarm Description

During read of an encrypted program, an attempt was made to store the program with a number exceeding the protection range. (See parameter Nos. 3222 and 223.)

Additional Suggestions & Alarm Clarification

None currently

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Fanuc alarm: 245 - T-CODE NOT ALLOWED IN THIS BLOCK

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i
245 - T-CODE NOT ALLOWED IN THIS BLOCK

Alarm Description

One of the G codes, G50, G10, and G04, which cannot be specified in the same block as a T code, was specified with a T code.

Additional Suggestions & Alarm Clarification

None currently

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