SEF-AUX7003 - Basic Small Engine Repair
4256736
Delivery Options
CLASS
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Course Description
Students will gain skills needed to diagnose and repair 2 and 4 cycle engines such as those found in lawn mowers, weed eaters, chain saws, and leaf blowers.Course Outline
1. Two Cycle Engine Theory
- Utilize the Internet to locate the intake and compression stroke information of a two cycle engine.
- Utilize the Internet to locate Power Exhaust Stroke information of a two cycle engine.
- Use a computer or poster board to draw the mechanics of both strokes.
- Bring a 2 cycle engine to class or utilize one in the lab. Use the engine to demonstrate and explain to the instructor how a two cycle engine operates.
2. Four Cycle Engine Theory
- Utilize the Internet to locate information about the operation of a four cycle engine.
- Bring a 4 cycle engine to class or utilize one in the lab to demonstrate its operation.
3. Fuel Systems for Small Engines
- Gasoline - Unleaded is the best for engine life extension.
- Ethanol - Use no more than 10%.
- Specialty Fuels: Remember that the Reid Vapor Pressure must be determined before using any specialty fuel. Fuels with a rating of less then 50kPa (7psi) should not be used in the summer, and fuel with a rating of 85kPA (12psi) should not be used during winter.
- Demonstrate the starting difference between using unleaded gasoline and a specialty fuel.
4. Trouble Shooting
- Fuel System - Outline Steps you use in repairing the lab machine fuel system.*
- Ignition System - Outline Steps you use in repairing the lab machine engine system.*
- Basic Starter - Outline Steps you use in repairing the lab machine starter.*
- *You may use your own machine.
5. Basic Maintenance
6. Complete a Cumulative Activity
Learner Outcomes
- Student will be able to explain the 2 Cycle Theory of Engines.
- Student will be able to explain the 4 Cycle Theory of Engines.
- Student will be able to describe the fuel systems for small engines.
- Student will be able to describe and utilize the steps to trouble shooting an engine problem.
- Students will be able to complete basic maintenance on a 2 and 4 cycle engine.
- Students will be able to complete a practical cumulative activity.
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