General

Aircraft drawings

• Drawings, prints, and graphs.
• Inspections.
• Repairs and alterations.
• Terms used in aircraft drawings.

Aircraft Hardware and Processes

• Materials commonly used in aircraft.
• Heat treatment and metal working processes.
• Forces placed on aircraft materials.
• Hardware commonly used in aircraft.
• Safety wire and safety clip requirements and techniques.
• Precision measurement tools, principles, and procedures.
• Torquing tools, principles, and procedures.
• Suitability and compatibility of materials and hardware used for maintenance.
• Identification markings on materials and hardware.
• Characteristics of acceptable welds.
• Characteristics of unacceptable welds.
• Procedures for weld repairs.

Corrosion

• Aircraft cleaning .
• Corrosion theory .
• Types and effects of corrosion.
• Corrosion-prone areas .
• Corrosion preventive maintenance .
• Corrosion id and inspection.
• Corrosion removal and treatment .
• Corrosion preventive compounds .
• Selection of optimal CPC and frequency of treatment.
• Improper use of cleaners.
• Dissimilar metals causing accelerated corrosion.
• Materials used for protection of airframe structures.
• Primer materials.
• Topcoat materials.
• Surface preparation.
• Effects of ambient conditions .
• Effects of improper surface preparation.
• Regulatory requirements for replacing identification.

Electricity

• Magnetism .
• Capacitance .
• Inductance .
• (AC) electrical circuits .
• Electron theory .
• Kirchhoff’s Law .
• Electrical measurement tools .
• Voltage.
• Resistance.
• Current.
• Total resistance .
• Power .
• Series circuits .
• Parallel circuits.
• Aircraft batteries.
• Transformers.
• Control devices.
• Semiconductors.
• Digital logic.
• Electrostatic discharge.
• Electrical circuit drawings.
• Complex/combined circuits.

Fluid Lines and Fittings

• Tubing and hose materials.
• Rigid line or flexible hose identification.
• Rigid line fabrication, installation, and inspection .
• Flexible hose fabrication, installation, and inspection.
• Importance of using a torque wrench.

Ground Operations and Servicing

• Aircraft towing procedures.
• Aircraft securing procedures.
• Airport operation .
• Engine starting, ground operation.
• Types of fire extinguishers .
• Avgas gas and turbine fuel .
• Fuel additives .
• Approved fuel grades and types .

Human Factors

• Safety culture .
• Human error principles.
• Types of human errors .

Inspection Concepts and Techniques

• Measuring tools .
• Calibration and tool accuracy .
• Nondestructive Testing (NDT) .
• Aircraft inspection programs .

Math

• Areas of geometrical shapes .
• Volumes of geometrical shapes .
• Ratio problems .
• Proportion and percentage problems .
• Algebraic operations .
• Scientific notation .
• Rounding numbers .
• Powers .
• Measurement systems .
• Use of positive and negative integers .
• Basic math functions (addition, subtraction, multiplication, division). .

Physics

• Work, power, force, and motion.
• Heat and pressure .
• Bernoulli’s Principle .
• Newton’s Law of Motion .
• Gas law and fluid mechanics .
• Primary and secondary aircraft flight controls .
• Standard atmosphere .
• Additional aerodynamic devices .

Regulations and Records

• Privileges and limitations .
• Maintenance record entry after maintenance and alterations .
• The purpose and use of FAA forms .
• Maintenance terminology .
• Criteria and responsibility for determining whether a repair or alteration .
• The regulatory framework .
• Agency publications and guidance materials .
• FAA databases and resources available .
• Manufacturer-specified methods, techniques, and practices.
• Manufacturer-specified maintenance and inspection intervals.
• FAA-approved maintenance data .
• Difference between approved data and acceptable data .
• FAA-approved airworthiness limitations.
• Alert, caution, and warning indications .
• Discrepancy records or placards .
• Mechanic address change notification .

Weight and Balance

• Weight and balance terminology.
• Purpose for weighing an aircraft .
• Weighing procedures .
• Procedures for calculation of arm, center of gravity (CG), or moment .
• Purpose and application of weight and CG limit .
• Purpose of determining CG .
• Adverse loading considerations .
• Determine proper empty weight configuration .
• Proper ballast placement .
• Jacking an aircraft.