AMT 215 - Propellers

The course will take the propellar and explain its function and operation so that the power from an engine can be translated into usable energy for flight.


Hours: 24 (Lecture Hours: 24)




Non-Course Prerequisite:
Successful Completion of Aircraft Maintenance Technician 2




Course Content:
1. Theory and design of aircraft propellers including:
• forces acting on a propeller
• lift and angle of attack
• propeller construction materials
2. Fixed pitch, controllable pitch, constant speed, feathering and reversing propellers.
3. Methods of controlling propeller pitch including:
• springs
• counter weights
• hydraulic
• pneumatic
• electric
• ground adjustable
• propeller control systems including:
• governors
• synchronizers
• synchrophasers
• feathering and unfeathering
• reversing
• unfeathering accumulators
• negative torque sensing
• auto feather
4. Propeller indication including:
• speed sensing
• torque sensing
• blade angle indication
5. Propeller installation and maintenance including:
• flange mount
• spline shaft
• taper shaft
• blade repair
• inspection techniques
• balancing
• tracking
6. Propeller disassembly and reassembly including:
• blade installation|
• hub setup
• electrical connection
• associated systems (de-ice, beta pickups)
• spinner backing plates


Learning Outcomes:
The student upon completion of this course will be able to explain the function and types of propellers their associated systems and the methods for removal and installation.     


Grading System: Percentage


Passing Grade: 70%


Percentage of Individual Work: 100


Textbooks are subject to change. Please contact the bookstore at your local campus for current book lists.