This course is developed with Annex III to ED Decision 2008/007/R of 29/08/2008 EASA AMC 20-22 Appendix A as reference, and the course is created with the intention to improve the level of EWIS awereness for Qualified staff performing electrical/avionics engineering on in-service aircraft.
This course provides the trainees with all the important information needed to comply with the regulations specific to their target group. The course is designed to introduce the knowledge and skills concerning all aspects of the Electrical Wiring Interconnection System (EWIS). The trainee will also learn about the technical aspects of typical EWIS installations, supporting inspection techniques and an introduction to AMC 20-22 Aeroplane EWIS training programs.
Course Objectives:
The course is intended for Qualified staff performing electrical/avionics engineering on in-service aircraft (Target group 3). The objective of this course is to provide students with all the information required to satisfy the requirements of Annex III to ED Decision 2008/007/R of 29/08/2008 AMC20-22 and help improve wiring and maintenance practices throughout the industry. This course aims to provide acceptable means of compliance to comply with training obligations as required in paragraphs 21.A.145 and 21.A.245 of Part-21, 145.A.30 and 145.A.35 of Part-145 and M.A.706 of Part-M with respect to EWIS.
This training is aimed to every qualified person who are:
- Target group 3 – Qualified staff performing electrical/avionic engineering on in-service aeroplane
in accordance with AMC 20-22, AMC 145.A.30(e) and Part-145.A.35(d), requirements.
Learning objectives:
This course provides the students with all the key information required to satisfy the regulation specific to their target group.
At the end of this course, you:
- know or demonstrate the construction and navigation of the applicable aeroplane wiring system overhaul or wiring practices manual.
- know the contamination sources, materials, cleaning and protection procedures.
- know or demonstrate the correct identification of different wire types, their inspection criteria, and damage tolerance, repair and preventative maintenance procedures.
- know or demonstrate the procedures to identify, inspect and find the correct repair for typical types of connective devices found on the applicable aeroplane.
Regulatory requirement compliance:
This course complies with the training requirements detailed in EASA AMC 20-22 Aeroplane Electrical Wiring Interconnection System Training Programme (ED Decision 2008/007/R) and is developed in accordance with AMC 145.A.30(e) and Part-145.A.35(d), requirements.
Prerequisites:
- Basic knowledge of aircraft maintenance and airworthiness regulations.
- Experience in aviation maintenance, engineering, or CAMO operations (preferred).
- Familiarity with EASA Part-145, Part M/CAMO, or equivalent FAA regulations.
- Proficiency in English for technical and regulatory materials.
Course Topics:
This course has been divided in 4 major parts, all covering different content.
PART 1 – WIRING PRACTICES DOCUMENTATION
- Applicable sub-chapters and sections to follow during normal and non-normal electrical maintenance procedures
- Usage of the Cross-Reference Index, Chapter Table of Contents and Subject Tables of Contents in order to find specific material within each Sub-Chapter and Section
- Usage of associated tables for replacement of wire, connective devices and contacts and associated components
- Usage of Wiring Diagram Manual and other documentation
PART 2 – HOUSEKEEPING
- External contaminations and other damages due to external environmental conditions
- Aeroplane internal contamination sources
- Other possible contamination sources
- Contamination protection planning procedures to be followed on EWIS areas in different parts of the aeroplane
- Protection procedures and processes to protect the EWIS during maintenance and repair
- Processes of cleaning wiring systems during maintenance and repair
PART 3 – WIRE
- Procedures used to identify specific wire types using airplane manuals
- Wire and wire bundle inspection criteria and installation practices
- Typical wire damages
- Fitting of different types of sleeving
- Procedures for termination and storage of unused wires
- Installation practices for electrical bonds and grounds
PART 4 – CONNECTIVE DEVICES
- Types of connective devices and the identification of these
- Connective devices safety procedures, cautions and warnings prior to inspections
- Relevant visual inspection procedures so that internal and external damages can be found
- Typical internal and external damages to connecting devices
Course Duration:
This Advanced E-training courses takes about 5 hrs to complete.
Materials Used
Required Materials:
Easy Access Rules for Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances (AMC-20) (Amendment 11) (download here)
Supplemental Materials:
A notebook and pen if you require to make notes.
Hardware and Software Requirements
Hardware requirements:
A reliable computer with a stable internet connection is necessary to complete the course and/or online examination.
Software requirements:
There is no software deemed necessary for this training.
Browser information:
We recommend that you use Google Chrome during the course and online examination.
Instructor & Training Material Author Information
Instructor & Training Material Author credentials:
Mr. Danny Goergen is a highly experienced aviation professional with over two decades of expertise spanning aircraft maintenance, regulatory compliance, quality assurance, training, and consultancy. His career has been defined by a commitment to excellence in safety, operational efficiency, and industry best practices.
Starting as an aircraft mechanic, Danny honed his technical skills before earning a Bachelor of Science in Aviation Engineering. He then transitioned into process engineering at an EASA Part 145 approved component repair shop, where he played a pivotal role in optimizing maintenance operations. Over the years, he has held multiple EASA Form 4 positions, including Technical Manager and Quality Assurance Manager, demonstrating his ability to lead and uphold rigorous industry standards.
In 2009, Danny founded Holland Aviation Consultancy & Engineering (HACE), a firm dedicated to providing expert consultancy, audit support, and training services to the aviation maintenance sector. Through HACE, he has developed an online training platform offering courses in Human Factors, EWIS, Fuel Tank Safety, and aviation regulations, ensuring that professionals worldwide have access to high-quality, industry-relevant education.
Danny’s extensive experience includes quality management roles in EASA Part 145 maintenance organisations, Part 147 training centers, and Aircraft Part-Out and Aviation Supplier organisations. As a lead auditor and compliance expert, he has been instrumental in ensuring organizations meet and exceed regulatory requirements. His work with MROs, training organisations, and aerospace firms has positioned him as a trusted advisor in regulatory compliance, safety management, and continuous improvement.
Beyond consultancy, Danny is a qualified and experienced auditor and has provided internal audit support for numerous organizations, such as APOC, Chromalloy, EPCOR, Fokker Services Group, Intelsat and Viba Aerospace & Defense. His expertise covers not only EASA, FAA, and CAAC regulations, but also ISO-9001, EN/AS9120, ASA-100 and AFRA BMP standards, allowing him to navigate complex international compliance landscapes effectively.
As a respected trainer and mentor, Danny has conducted numorous classroom and online training sessions for aviation professionals, equipping them with the knowledge and skills to uphold the highest industry standards. His ability to translate regulatory requirements and aviation standards into practical, actionable strategies makes him a valuable asset to any aviation organization.
With a passion for aviation safety and continuous improvement, Danny Goergen remains dedicated to supporting the industry’s evolving needs through expert consultancy, quality management, and training solutions.
Contact information:
Mr. Danny Goergen can be contacted via e-mail (danny.goergen@hace.aero) or tefephone +31(0)28183203
Linked-in: https://www.linkedin.com/in/dannygoergen/
Assessment and Grading
Testing procedure:
Students will perform an online examination with Multiple-choice questions. A laptop or tablet with WiFi internet connection is needed to complete this examination.
Grading procedure:
All lessons need to be marked completed and the online examination needs to be passed with a minimum passrate of 75% in order to receive a Certificate of Course Completion.
Assignments and Participation
Assignments and Projects:
There are no assignments or projects applicable for this online course.
Course Ground Rules
Course Participation & Expectations
To ensure a smooth and effective learning experience in this self-paced course, students are expected to:
- Engage with course materials actively and complete all required activities.
- Utilize available resources, including instructor support (if applicable), FAQs, and discussion forums.
- Stay updated on course announcements and guidelines.
- Use the designated student email for any course-related communication.
- Address any technical issues promptly to avoid disruptions.
- Follow proper online etiquette (netiquette) in all interactions within the learning platform.
By following these guidelines, students can maximize their learning experience and successfully complete the course.