- by Development
- December 10, 2022
3. TROUBLESHOOTING AND ACTION TROUBLESHOOTING B-65165E/02 3.4.2.7 Alarm code 47 <1> The count value of a position coder signal pulses is abnormal. <2> The pulse count value of the MZ sensor or BZ sensor is abnormal. Phases A and B for the position coder have a feedback pulse count of 4096 p/rev per spindle rotation. [...]
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- by Development
- April 24, 2021
FANUC Technical Support & Troubleshooting Spindle Alarm Codes FANUC Spindle Alarm Codes (AL-A through AL-20) Alarm A (AL-A) ROM Abnormality Cause: Incorrect ROM, ROM not installed correctly, error with control circuit. Remedy: Install correct ROM, replace control circuit. Alarm 01 (AL-01) Motor Overheat Causes: Damaged motor fan, overload, motor cooler is dirty, loose connection. Remedy: Replace parts, [...]
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