This EWIS Phase 6 online training course is designed in accordance with EASA and UK CAA regulations, providing aviation professionals with essential knowledge of Electrical Wiring Interconnection Systems (EWIS) for aviation personnel working in proximity to wiring systems.
Self Paced / 2hrs
Initial / Continuation
Flight Operations, Ground Operations, Maintenance
Valid for: 24 Months
Multiple Choice Examination
English
Mobile
DesktopThis online training provides essential knowledge on Electrical Wiring Interconnection Systems (EWIS) for personnel whose work may involve EWIS-related tasks, ensuring compliance in line with EASA regulations under Annex III to ED Decision 2008/007/R (AMC 20-22).
EASA defines EWIS Target Group 6 (TG6) as:
Qualified staff whose duties require them to be in contact with aircraft wiring but who do not perform EWIS maintenance or inspections, This includes cabin crew, flight crews, cleaning personnel, cargo handlers, and ground staff. Training focuses on EWIS safety awareness and damage prevention
✅ Understand the importance of EWIS in aircraft safety
✅ Identify wiring components and recognize potential hazards
✅ Follow basic handling precautions to prevent wiring damage
✅ Apply safe work practices when working near electrical wiring
✅ Comply with EASA-mandated training obligations for EWIS awareness
Introduction and Historical Incidents: Including TWA 800 case study and investigation findings
Module A: General EWIS Practices – Safety Practices, Electrical hazards, first aid, aircraft power supplies, manuals, and de-energising procedures
Module C: Inspection – Wiring System Damage, Wire degradation, aging, trends, installation, and maintenance considerations
Module D: Housekeeping – Contamination, Types and sources of contamination, foreign object damage, waste management
Module E: Wire – Typical Damage and Locations, Real-world examples, including B747 plug incident case study
Download Syllabus1. EWIS TG1&2 – Defined as being for “Qualified staff performing EWIS maintenance” & “Qualified staff performing maintenance inspections on EWIS.”
(E.g. B2 Engineers, Electrical Engineers/Inspectors, Avionic Engineer/Inspectors)
NOTE: Some organisations require B1 engineers who are signing-off aircraft to be TG1&2 trained
2. EWIS TG4&5 – Defined as being for “Qualified staff performing general maintenance/inspections not involving wire maintenance (LRU change is not considered wire maintenance)” & “Qualified staff performing other engineering or planning work on in-service aeroplane”
(E.g. A Licenced Engineers, B1 Licenced Engineers, Sheet Metal Workers (SMW), Mechanics)
1. Human Factors, Fuel Tank Safety and EWIS training lasts 2 years. If an initial certificate is held and the training is being completed for the two-year renewal then the Continuation Courses are sufficient.
(NOTE: Some organisations require a full continuation of training so if there is a large enough gap between certificates expiring and being renewed, the initial training may be needed again. This can differ based on each individual Company’s Quality Procedures.)
1. Initially you will have three attempts at the exam, if a passing mark is not reached after the three attempts then please contact enquiries@bostonairtraining.com
(NB for admin: Attempts can be reset once and then they must be purchased again.)
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1. Most courses take around 2-4hrs to complete, with regulatory courses (Part 145, Part M and Part CAMO) taking around 6-8hrs to complete. However, the online courses are self-led, and are therefore taken at the pace of the student and are accessible 24/7. The courses can be pauses and resumed as many times as necessary.
2. Login details are initially valid for 90 days but can be extended on a discretionary basis. Please contact the team via email: enquries@bostonairtraining.com or call us on: +44 (0) 1482 679 757
1. You have 3 attempts at the exam, if you have not passed after 3 attempts, please contact enquiries@bostonairtraining.com (Note: Attempts can only be reset once, after this they must be purchased again.)
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Topics Covered: Human Factors | Errors | Decision Making | Teamwork & Leadership| Environment | SMS
Topics Covered: SMS Principles | Risk Management | Safety Culture | Reporting | Assurance
