Fanuc alarm 59
αi SPM · Fanuc αi SPM
What it means
Converter (PSM) control-circuit cooling fan stopped - mirrored status.
Likely causes
- PSM alarm 02 condition mirrored: PSM control fan failure
Triage note: CNC: SP0059 / SP9059. Fix the PSM fan, not the SPM.
Replacement parts
We supply the following units for this alarm — tested, warranty-backed:
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PSM fan kit
Cooling Fan Assembly · Primary suspect
Need the part urgently?
Send us alarm 59 with your machine details — typical RFQ turnaround is 24–48h.