Aux contact feedback mismatch

Site stack (generic) · Contactors & protection

Verified 2026-08-012 field confirmsSeverity: high ~90 min

Safety

Site switchgear, contactors, and cooling loops have their own LOTO — do not skip trade boundaries.

Full procedure requires solo+

Symptom teaser: Aux contact feedback mismatch — controller sees disagreement between command and aux, blocking sessions. site-generic field note: keep evidence scrubbed and pro…

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