Programs

• Total Hours: 32
• Lecture Hours: 32

• Explain how rotary torque from an engine is converted to thrust from a rotating airfoil
• Employing the correct nomenclature, explain the function of the external parts of fixed and variable pitch propellers
• Explain the variables that affect propeller operation
• Define classifications of propellers
• Describe the construction, assembly, and advantages of both wood and metal fixed-pitch propellers and ground- adjustable propellers
• Explain the purpose of variable pitch and constant speed systems

• Locate all applicable air regulations
• Explain the components and their operation in selected constant-speed and feathering propellers for small aircraft
• Explain the components and their operation in selected turbopropeller installations
• Explain components and their operations in selected large aircraft installations
• Explain the functions of the components in a synchronizing and synchrophasing system
• Explain the functions of the components in an autofeather system
• Demonstrate the proper procedures for removal and installation of various types of propellers
• Explain maintenance of propellers to airworthiness standards

• Explain the transmission of sound in different mediums
• Demonstrate vibrations in rotating and not-rotating devices
• Explain nodes, anti-nodes, inherent vibrations, masking and harmonics
• Demonstrate vibration troubleshooting techniques
• Describe different types of test equipment and the function of their various components
• Demonstrate static balance of an aircraft propeller or a helicopter rotor system
• Demonstrate use of dynamic balance equipment to balance an aircraft propeller or a helicopter rotor system
• Discuss air regulations pertinent to vibration analysis and rectification

• T13-1= 25%
• T13-2=50%
• T13-3=25%

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