Title: Service the spark plugs.
Course: Small Engine Technology I (20110-I) > Section: Servicing Ignition System

Service should include using proper tools and following manufacturer's specifications and instructor's guidelines to

- select appropriate spark plug
- remove and replace spark plug
- inspect for fouling, wear, and damaged insulator
- verify/adjust air gap
- perform a spark test with a spark tester.

Process/Skill Questions:

- What measuring tool is used when installing a spark plug?
- How would one determine proper torque specification when installing a spark plug?
- What conditions would require replacement of a spark plug?