EWIS for Targets 1 and 2 (Refresher)

EWIS Refresher Training – Parts 1 & 2

Reinforce safe practices in aircraft wiring systems.

This refresher course is designed for certified personnel who have previously completed initial EWIS training. It revisits critical topics in Electrical Wiring Interconnection Systems (EWIS) maintenance and inspection, in accordance with EASA AMC 20-21 & AMC 20-22. Ideal for maintaining continued competence and regulatory compliance.

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Refresher Modules Include:

• Part 1: EWIS safety practices, electrostatic protection, and safe LRU replacement

• Part 2: EZAP, zonal inspections, and wiring degradation risks

• Part 3: Wire types, insulation, and identification techniques

• Part 4: Tools, crimping, multi-meters, and fault isolation

• Part 5: Bonding, grounding, and common failure cases

• Part 6: Housekeeping, contamination, and cleaning procedures

• Part 7: Wiring Practices Manuals, connector repairs, and troubleshooting

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Who Should Take This Refresher:

• Licensed aircraft engineers

• CAMO staff and airworthiness personnel

• Avionics/electrical maintenance teams

• Supervisors and quality inspectors

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Features:

• Complies with EASA AMC 20-22 and FAA AC 25-27A

• Reinforces previously learned safety-critical practices

• Interactive content with knowledge checks throughout. A certificate of refresher training is issued upon successful completion.

• Interactive and scenario-based content

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Keep skills sharp. Stay compliant. Refresh your EWIS knowledge today.