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Category B2

Training course objective

Objective of the training course for PART 66 category B2 is to enable the candidate to acquire knowledge and skills which permit him/her to perform unscheduled defect rectification as well as scheduled line maintenance.

Minimum requirements to take up the training course or part of the course

The minimum requirements that the applicant should fulfil to take up the training or part of the training course are the following:

  • High school diploma
  • The applicant must be at least 18 years old
  • Entrance test in English language

Training structure

The training course include: theoretical training, basic theoretical knowledge examinations, practical training and practical knowledge assessment.

Training is conducted as closely as possible to the real world of day-to-day aviation operations. Thanks to our close ties to AMO’s such as JAT Tehnics and others, we are able to incorporate a lot of operational and maintenance data into our cour­ses.

All our instructors are highly-qualified aircraft engineers, and their many years of aviation experience go into the training they provide. 

List of Subjests  / Examinations and assessment

Theoretical examinations are conducted using the multi-choice question format and essay questions. Number of questions and time allowed per subject is given in the following table:


Module * Cat Examinations
Number of question per Module

Time allowed



Time allowed


M1 Mathematics B2 32 40
M2 Physics B2 52 65
M3 Electrical Fundamentals B2 52 65
M4 Electronic Fundamentals B2 40 50
M5 Digital Techniques Electronic Instrument Systems B2 72 90    
M6 Materials and Hardware B2 60 75
M7A Maintenance Practices B2 60 115 2 40
M8 Basic Aerodynamics B2 20 25
M9A Human Factors B2 20 25 1 20
M10 Aviation Legislation B2 40 50 1 20
M13 Aircraft  Aerodynamics, Structures and Systems B2 180 225
M14 Propulsion B2 24 30

 1 Suitable essay questions are drafted and evaluated using the knowledge syllabus  for Modules 7A, 9A and 10.  which are given in  Appendix I of PART-66. 

Acceptance of the previous training course

The previous training course or its part would be accepted if the applicant holds the evidence of training course completion in any EASA Part-147 approved maintenance organisation and the applicant only attends differential modules.