EWIS TG 1&2  Course Syllabus: EASA EWIS Target Group 1&2

Release date: 20-Feb-2016 

Course Information


Course Description:

This course is developed with Annex II to ED Decision 2008/007/R of 29/08/2008 (AMC 20-22) as reference.  The course is created with the intention to improve the level of EWIS awareness for Qualified staff performing EWIS maintenance/inspections and therefore to enhance the maintenance of aircraft EWIS.

The information in this course is derived from the best practices training developed through extensive research. This course promotes a philosophy of training for all personnel who come into contact with airplane EWIS as part of their job to their particular needs and ensures that proper procedures, methods techniques, and practices are used when performing maintenance, preventive maintenance, inspection, alteration, and cleaning of EWIS. 



Course Objectives:

At the end of this course the attendee will:

  • Know or demonstrate the safe handling of airplane electrical systems, Line Replaceable Units (LRU), tooling, troubleshooting procedures, and electrical measurement. 
  • Know or demonstrate the construction and navigation of the applicable airplane wiring system overhaul or wiring practices manual. 
  • Know the different types of inspections, human factors in inspections, zonal areas and typical damages. 
  • 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 airplane.



Regulatory requirement compliance:

ICAO Annex 8, EU Basic Regulation EC Regulation EU (No) 1321/2014 Annex I and II, including amendment Commission Regulation (EU) 2015/1088 and (EU) 2015/1536. This course complies with EASA AMC 20-22 and is classified as a Target Group 1&2 course. 





Participants must possess a general knowledge of aviation maintenance documentation. Knowledge of the EU/EASA Part-M and Part-145 requirements are also advantageous.




Course Topics

This course consists of the following components:


Part 1: General EWIS Practices

Part 2: Wiring Practices Documentation

Part 3: Inspection

Part 4: Housekeeping

Part 5: Wire

Part 6: Connective Devices

Part 7: Practical Workshop



Course Duration:

The course programme shall consist of three days and starts at 9.00 till 16.00. Additional breaks may be taken as needed. The course programme will be as follows: 


DAY 1:

09.00 – 10.30 General EWIS Practices

10.30 – 10.45 Coffee Break

10.45 – 12.00 Wiring Practices Documentation

12.00 – 12.45 Lunch Break (30 to 45 minutes depending on the local needs)

12.45 – 14.30 Wiring Practices Documentation 

14.30 – 14.45 Coffee Break

14.45 – 16.00 Inspection


DAY 2:

09.00 – 10.30 Housekeeping practices

10.30 – 10.45 Coffee Break

10.45 – 12.00 Wire (and wire bundle)

12.00 – 12.45 Lunch Break (30 to 45 minutes depending on the local needs)

12.45 – 14.30 Wire (and wire bundle)

14.30 – 14.45 Coffee Break

14.45 – 16.00 Connective Devices


DAY 3:

09.00 – 10.30 Start Practical Workshop

10.30 – 10.45 Coffee Break

10.45 – 12.00 Continue Practical Workshop

12.00 – 12.45 Lunch Break (30 to 45 minutes depending on the local needs)

12.45 – 14.30 Finish Practical Workshop

14.30 – 14.45 Coffee Break

14.45 – 16.00 Examination


Materials used


Required Materials:

We will provide all the required tooling and equipment that is needed for the workshop. 


Supplemental Materials:

The student must provide in wearing appropriate clothing (work clothing) and safety shoes.



Hardware/Software requirements and Browser information


Hardware requirements:

We recommend to bring a laptop or tablet with WiFi connection. During the course, we will visit the EASA website regularly and at the end of the course you will perform an online examination.


Software requirements:

No additional software requirements are applicable.


Browser information:

A reliable computer or tablet with Wifi internet connection and internet browser (e.g. Internet Explorer, Google Chrome or Firefox) are required.




Instructor information


Instructor credentials:

For this course we use multiple instructors. All have a solid background in Aviation Maintenance on CAT B1.1 Mechanical and CAT B2 avionics level. All instructors involved have each over 10 years of relevant experience and are recognized as “Subject Matter Expert”. They will be able to draw upon their wealth of experience as an aircraft mechanic, to explain details via personal case studies related to maintenance inspections and EWIS degradation issues. 


All worked for the maintenance (Part 145) industry and were in the position of Mechanical or Avionics Engineer for several years. 


Contact information:

For specific instructor details, please contact us via This email address is being protected from spambots. You need JavaScript enabled to view it. 




Assessment and Grading


Testing procedure:

Students will need to perform practical assignments and go through examination by online testing.


Grading procedure:

In order to receive a Certificate of Course Completion, the student needs to attend the full course and complete the online examination with >75% score.




Assignments and Participation


Assignments and Projects:

The workshop will be performed on training panels and on a Boeing 737-500 aircraft. Students will have to demonstrate that they are able to inspect, remove and install connector pins and sockets, terminal blocks and grounding points and pressure seals. 


Class Participation:

Students must participate in all practical assignments and interactive aspects of the course. Students are expected to communicate with instructor as a learning resource and actively participate in discussions. 



Course Ground Rules


Participation is required. The student expected to communicate with other students in team projects, learn how to navigate in the learning environment system, keep abreast of course announcements, use the student e-mail address opposed to a personal e-mail address.


The students shall address technical problems immediately and observe course netiquette at all times. 



Communication guidelines



  • Always include a subject line.
  • Select your wordings in the e-mail carefully. Use of emoticons can help to include the correct emotion in the message.
  • Use standard fonts
  • Do not send large attachments
  • Special formatting such as centring, audio messaging, tables, html, etc. should be avoided as much as possible.
  • Respect the privacy of other students or class members


Discussion Groups:

  • Review the discussion threads thoroughly before entering the discussion.
  • Try to maintain threads by using the reply button, instead of starting a new topic
  • Do not make insulting or inflammatory statements to other members of the discussion group. Be respectful of other's ideas
  • Be patient and read the comments of other group members thoroughly before entering your remarks
  • Be cooperative with group leaders in completing assigned tasks
  • Be positive and constructive in group discussions
  • Respond in timely manner



  • Introduce yourself in the chat session
  • Be polite. Choose words carefully. Do not use derogatory statements.
  • Be concise in responding in the chat session
  • Be prepared to open the chat session at the schedules time



Course content change


The instructor reserves the right to make changes to this syllabus and the course content. If changes are necessitated during the term of the course, the instructor will notify the students of such changes.



Technical Support


If you experience problems logging into your course, timing out of your course, using course website tools, or other technical problems, please contact our support department Help Desk via:


E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

Telephone: +31(0) 20 89 46 490



Pricing and Course Registration


Price/Fee (excl VAT):


1 student: € 1080,00 per person
2 - 4 students: € 555,00 per person
5 - 8 students € 375,00 per person
9 - 12 student € 300,00 per person
13 - 20 students € 285,00 per person



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