Operator First-Level Maintenance
Assist-device service is reference-only in this course: its registry process has no direct source evidence. It grants no task authority and requires local validation plus an approved local instruction before any assist-device observation or care is taught or performed. First-level maintenance content is limited to directly evidenced registry observations, approved operator care, condition records, safe stopping, and escalation.
Assist-device service is reference-only in this course: its registry process has no direct source evidence. It grants no task authority and requires local validation plus an approved local instruction before any assist-device observation or care is taught or performed. First-level maintenance content is limited to directly evidenced registry observations, approved operator care, condition records, safe stopping, and escalation.
Learning objectives
- Distinguish approved observation and operator care from maintenance, adjustment, troubleshooting, and repair.
- Inspect accessible guards, fluids, tooling, extraction, filters, indicators, and housekeeping without entering danger zones.
- Recognize deterioration and record facts without inventing diagnosis, criteria, isolation points, or energy tests.
- Apply stop, containment, notification, maintenance escalation, LOTO-boundary, and emergency decisions.
- Complete end-shift evidence, waste control, equipment restriction, and status handover.
Course modules
- Role, authorization, and registry boundary
- Start-shift guards, interlocks, and emergency functions
- Leaks and fluid condition
- Tooling, fixtures, electrodes, and contact tips
- Extraction, ventilation, cooling, and filter checks
- Approved cleaning and foreign-body control
- Normal operator care and prohibited adjustments
- Quality condition and deterioration observations
- End-shift records, housekeeping, and handover
- Abnormal noise, heat, vibration, and leakage
- Jam, LOTO, and authorized maintenance boundary
- Emergency, supervision, and practical assessment