MODULE 17A – PROPELLER – exam only
Delivery methods: classroom only
Group Size: limited up to 14 students
Language: polish
Taking the Exam
Exams will be held starting at 11:00 AM in the Zephirius building (4th floor) at GTC or on the LOTAMS premises.
In the examination room, aside from your identification, a pen, and tests on the desks, nothing else can be placed.
After completing the exam, the filled-out test must be submitted to the examiner.
End of Examination
Upon completion of the exam, candidates are obligated to vacate their stations in the examination room and the training infrastructure as quickly as possible.
Information regarding the exam results will be provided either by phone or email after verifying identification details
Duration of exam:
Category B1: 32 multi-choice and 0 essay questions.
Time allowed 40 minutes.
Content:
17.1 Fundamentals
- Blade element theory;
- High/low blade angle, reverse angle, angle of attack, rotational speed;
- Propeller slip;
- Aerodynamic, centrifugal, and thrust forces;
- Torque;
- Relative airflow on blade angle of attack;
- Vibration and resonance.
17.2 Propeller Construction
- Construction methods and materials used in wooden, composite and metal propellers;
- Blade station, blade face, blade shank, blade back and hub assembly;
- Fixed pitch, controllable pitch, constant speeding propeller;
- Propeller/spinner installation.
17.3 Propeller Pitch Control
- Speed control and pitch change methods, mechanical and electrical/electronic;
- Feathering and reverse pitch;
- Overspeed protection.
17.4 Propeller Synchronising
- Synchronising and synchrophasing equipment.
17.5 Propeller Ice Protection
- Fluid and electrical de-icing equipment.
17.6 Propeller Maintenance
- Static and dynamic balancing;
- Blade tracking;
- Assessment of blade damage, erosion, corrosion, impact damage, delamination;
- Propeller treatment/repair schemes;
- Propeller engine running.
17.7 Propeller Storage and Preservation
- Propeller preservation and depreservation.
Who should attend:
- Technical personnel in aircraft maintenance or engineering.
Standard:
- EASA Part 66 (APPENDIX TO ANNEX III) / EASA Part 147
Prerequisites:
- A background in commercial aviation together with a general awareness of the regulatory
is an advantage.
Exam completion Standard:
- Exam pass mark: minimum 75%.
- Exam type: multiple-choice questions.
Certification:
- Certificate of recognition.
