Fanuc alarm 06
αi SPM · Fanuc αi SPM
What it means
Temperature sensor disconnected (motor thermistor circuit open/abnormal).
Likely causes
- Motor feedback cable broken
- Thermo sensor (thermistor) faulty in motor
- Incorrect motor-specific parameters
- SPM control printed-circuit board failure
Triage note: CNC: SP0006 / 9006. Continuity-check the sensor circuit through the cable before ordering a motor.
Replacement parts
We supply the following units for this alarm — tested, warranty-backed:
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Spindle motor feedback cable
Encoder Feedback Cable · Primary suspect
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αi Spindle Motor (thermistor integral)
Spindle Motor · Common cause
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SPM control PCB per model
Amplifier Control Board · Check if others ruled out
Need the part urgently?
Send us alarm 06 with your machine details — typical RFQ turnaround is 24–48h.