OBJECTIVES:
This lesson will introduce the student to helicopter piston engine theory and function.

CONTENT:
Model, type and horsepower rating
The four stroke cycle principle of operation
Parts nomenclature of a helicopter piston engine and their relationship to the four stroke cycle
Piston engine induction systems
Manifold pressure and RPM
Reciprocating engine performance
Electrical system
Ignition system
Cooling systems
Oil and oil system

COMPLETION STANDARDS:
This lesson will be complete when, by oral examination, the student displays an understanding of the material presented and has completed the study assignment.