How manufacturers identify the repairs and work that can be undertaken by the operator vs. what must be addressed by an authorized repair facility (e.g. how to find your applicable original equipment manufacturer guidelines).
Importance of identifying propeller/rotor damage, surface contamination, wiring damage, structural damage.
Parts of an airframe.
Typical electrical system components.
Actions of a servo.
Indications of a failed servo.
Importance of keeping components dry
Value of redundancy in operating scenarios.
Importance of pilot and antenna
How to assess the RF environment or conduct and RF sweep.
Importance of radio line-of-sight.
Importance of GCS antenna placement.
Causes of lost link and methods of recovery.
Maintenance log history.
Variables affecting batteries (capacity e.g. due to age, history, charge status).
Battery voltages (understand discharge curves).
Regulations applicable to taking lithium-ion batteries on board a commercial flight.
Dangers of using water on lithium battery fires.
Types of pilot intervention possible during flight.
Pre-flight preparation related to flight termination systems.
Possible consequences of improper software version control.
Importance of updating verified firmware only from the OEM website.
Payload vs. the rest of the system.
Characteristics of different motor types.
Different danger areas of a safety template.
Different methods of recovering an unmanned aircraft.
Requirements for record-keeping.
Tasks that should be independently verified.
Difference between magnetic and true north.
Compass operation and reliability.
Purpose of a barometric altimeter setting.
Effect of a blocked static system.
Difference between indicated and true airspeeds.
Effect of a blocked pitot system.
What the IMU responsible for.
Examples of what can cause the IMU to misbehave.