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    Fanuc Alarm 5033: NO PROG SPACE IN MEMORY B–AXS

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5033: NO PROG SPACE IN MEMORY B–AXS Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description T series;Commands for movement about the B–axis were not registered because of insufficient program memory Have you faced Fanuc Alarm 5033 NO PROG SPACE IN MEMORY B–AXS on your machine? Share your…

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  • CNC Alarms

    Fanuc Alarm 5032: NEW PRG REGISTERED IN B–AXS MOVE

    ByCNC Hub Team October 1, 2026October 1, 2026

    Fanuc Alarm 5032: NEW PRG REGISTERED IN B–AXS MOVE Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description T series While the machine was moving about the B–axis, at attempt was made to register another move command. Have you faced Fanuc Alarm 5032 NEW PRG REGISTERED IN B–AXS MOVE on…

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  • CNC Alarms

    Fanuc Alarm 5031: ILLEGAL COMMAND (G100, G102, G103)

    ByCNC Hub Team October 1, 2026October 1, 2026

    Fanuc Alarm 5031: ILLEGAL COMMAND (G100, G102, G103) Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description T series While a registration start command (G101, G102, or G103) was being executed, another registration start command was specified for the B–axis. Have you faced Fanuc Alarm 5031 ILLEGAL COMMAND (G100,…

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  • CNC Alarms

    Fanuc Alarm 5030: ILLEGAL COMMAND (G100)

    ByCNC Hub Team October 1, 2026October 1, 2026

    Fanuc Alarm 5030: ILLEGAL COMMAND (G100) Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description T series The end command (G110) was specified before the registratioin start command (G101, G102, or G103) was specified for the B–axis. Have you faced Fanuc Alarm 5030 ILLEGAL COMMAND (G100) on your machine? Share…

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  • CNC Alarms

    Fanuc Alarm 5020: PARAMETER OF RESTART ERROR

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5020: PARAMETER OF RESTART ERROR Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description An erroneous parameter was specified for restarting a program. A parameter for program restart is invalid. Have you faced Fanuc Alarm 5020 PARAMETER OF RESTART ERROR on your machine? Share your experience or troubleshooting…

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  • CNC Alarms

    Fanuc Alarm 5018: POLYGON SPINDLE SPEED ERROR

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5018: POLYGON SPINDLE SPEED ERROR Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description Function category: Polygon turning;Alarm details: In G51.2 mode, the speed of the spindle or polygon synchronous axis either exceeds the clamp value or is too small. The specified rotation speed ratio thus cannot…

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  • CNC Alarms

    Fanuc Alarm 5014: TRACE DATA NOT FOUND

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5014: TRACE DATA NOT FOUND Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description M series;Transfer cannot be performed because no trace data exists. Have you faced Fanuc Alarm 5014 TRACE DATA NOT FOUND on your machine? Share your experience or troubleshooting tips in the comments below to…

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  • CNC Alarms

    Fanuc Alarm 5013: HPCC: CRC OFS REMAIN AT CANCEL

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5013: HPCC: CRC OFS REMAIN AT CANCEL Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description G05P0 has been specified in G41/G42 mode or with offset remaining Have you faced Fanuc Alarm 5013 HPCC: CRC OFS REMAIN AT CANCEL on your machine? Share your experience or troubleshooting tips…

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  • CNC Alarms

    Fanuc Alarm 5012: G05 P10000 ILLEGAL START UP

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5012: G05 P10000 ILLEGAL START UP Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description Function category: High–precision contour control;Alarm details: G05 P10000 has been specified in a mode from which the system cannot enter HPCC mode. Have you faced Fanuc Alarm 5012 G05 P10000 ILLEGAL START…

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  • CNC Alarms

    Fanuc Alarm 5010: END OF RECORD

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5010: END OF RECORD Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The end of record (%) was specified. I/O is incorrect. modify the program. Have you faced Fanuc Alarm 5010 END OF RECORD on your machine? Share your experience or troubleshooting tips in the comments below…

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  • CNC Alarms

    Fanuc Alarm 5009: PARAMETER ZERO

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5009: PARAMETER ZERO Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The maximum feedrate (parameter No. 1422) or the feedrate in dry run (parameter No. 1410) is 0 in the HPCC model. Have you faced Fanuc Alarm 5009 PARAMETER ZERO on your machine? Share your experience or…

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  • CNC Alarms

    Fanuc Alarm 5007: TOO LARGE DISTANCE

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5007: TOO LARGE DISTANCE Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description In the HPCC mode, the machine moved beyond the limit. Have you faced Fanuc Alarm 5007 TOO LARGE DISTANCE on your machine? Share your experience or troubleshooting tips in the comments below to help other…

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  • CNC Alarms

    Fanuc Alarm 5006: TOO MANY WORD IN ONE BLOCK

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5006: TOO MANY WORD IN ONE BLOCK Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The number of words specified in a block exceeded 26 in the HPCC mode. Have you faced Fanuc Alarm 5006 TOO MANY WORD IN ONE BLOCK on your machine? Share your experience…

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  • CNC Alarms

    Fanuc Alarm 5004: HPCC NOT READY

    ByCNC Hub Team October 1, 2026October 1, 2026

    Fanuc Alarm 5004: HPCC NOT READY Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i Fanuc Alarm Description (M series) High–precision contour control is not ready. Have you faced Fanuc Alarm 5004 HPCC NOT READY on your machine? Share your experience or troubleshooting tips in the comments below to help other CNC operators and programmers clear…

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  • CNC Alarms

    Fanuc Alarm 5003: ILLEGAL PARAMETER

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5003: ILLEGAL PARAMETER Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description There is an invalid parameter. Have you faced Fanuc Alarm 5003 ILLEGAL PARAMETER on your machine? Share your experience or troubleshooting tips in the comments below to help other CNC operators and programmers clear this error…

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  • CNC Alarms

    Fanuc Alarm 5000: ILLEGAL COMMAND CODE

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 5000: ILLEGAL COMMAND CODE Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The specified code was incorrect in the high–precision contour control (HPCC) mode. Have you faced Fanuc Alarm 5000 ILLEGAL COMMAND CODE on your machine? Share your experience or troubleshooting tips in the comments below to…

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  • CNC Alarms

    Fanuc Alarm 4705: PROGRAM ERROR (OT –)

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 4705: PROGRAM ERROR (OT –) Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The value specified in the Z-axis move command exceeded the negative value of stored stroke limit 1. (Advance check) Have you faced Fanuc Alarm 4705 PROGRAM ERROR (OT –) on your machine? Share your…

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  • CNC Alarms

    Fanuc Alarm 4704: PROGRAM ERROR (OT +)

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 4704: PROGRAM ERROR (OT +) Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The value specified in the Z-axis move command exceeded the positive value of stored stroke limit 1. (Advance check) Have you faced Fanuc Alarm 4704 PROGRAM ERROR (OT +) on your machine? Share your…

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  • CNC Alarms

    Fanuc Alarm 4703: PROGRAM ERROR (OT –)

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 4703: PROGRAM ERROR (OT –) Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The value specified in the Y-axis move command exceeded the negative value of stored stroke limit 1. (Advance check) Have you faced Fanuc Alarm 4703 PROGRAM ERROR (OT –) on your machine? Share your…

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  • CNC Alarms

    Fanuc Alarm 4702: PROGRAM ERROR (OT +)

    ByCNC Hub Team October 1, 2026

    Fanuc Alarm 4702: PROGRAM ERROR (OT +) Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series Fanuc Alarm Description The value specified in the Y-axis move command exceeded the positive value of stored stroke limit 1. (Advance check) Have you faced Fanuc Alarm 4702 PROGRAM ERROR (OT +) on your machine? Share your…

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