Title: Conduct maintenance on shaft.
Course: Basic Small Engine Repair (20109) > Section: Diagnosing and Servicing String Trimmer

Maintenance should include removing cable or shaft and lubricating as needed, according to manufacturer’s specifications and instructor’s guidelines.

Process/Skill Questions:

- How should the head bearing be oiled?
- How should a cable be replaced?
- How should a gear drive be repaired?