Title: Service a float-type carburetor.
Course: Small Engine Technology I (20110-I) > Section: Diagnosing and Servicing the Fuel System

Servicing should follow manufacturer’s specifications and instructor’s guidelines and include

- checking passageways for obstructions
- checking float for buoyancy
- inspecting needle valve and seat for proper operation.

Process/Skill Questions:

- How does a float-type carburetor function?
- What is the composition of a float?
- What happens when a float has a hole in it?
- Why should the float be set level?
- How is the float set level?
- Where are the specifications for setting a float level?