La Habra High School
Applied Arts Department

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Agriculture Education Standards
AGRICULTURAL MECHANICS and SMALL GASOLINE ENGINES

AGRICULTURE MECHANICS

• explain the roles of heat and pressure in oxy-fuel welding, cutting and electric welding.
• safely select, adjust, and operate oxy-fuel equipment to construct a project with and without filler rods.
• select and safely employ the appropriate electric welding apparatus and materials to construct a project requiring multiple types of welds meeting industry standards.
• identify potential safety problems and develop possible solutions.
• demonstrate the safe use of hand/power tools and equipment to include drills, grinders, and cutting equipment.
• select and safely use the appropriate materials for securing or hoisting a particular load.
• identify characteristics, costs, and applications of various kinds of ropes and chains.
• demonstrate proper surveying principles by completing a slope determination on the local football field.
• demonstrate surveying principles through survey instrument adjustment and land-measurement activities.
• identify and compare the different types of engines and their major parts, systems, and principles of operation.
• safely adjust, service, maintain, and operate various types of agricultural equipment.
• use an operator’s manual to develop service schedules, keep maintenance records, and perform maintenance.
• troubleshoot hydraulic systems and propose and execute corrective measures.
• diagram a complete hydraulic system, labeling parts, and identifying potential trouble spots.
• identify laws relating to employee age, safety, and responsibility, and propose strategies to work within the laws.
• explain how wages are tied to job performance.
• use the appropriate testing device to locate an electrical problem in a building or machine and propose corrective measures.
• install simple branch circuits.
• develop a bill of materials to construct the designed agricultural structure.
• design, estimate, construct, and maintain a project requiring basic carpentry, concrete/masonry, plumbing, and/or electrical wiring.
• explain the differences between production and financial records.
• participate in leadership training activities associated with the FFA, including public speaking, leading group discussions, working within a committee, conducting business meetings, and problem solving.
• participate in a supervised occupational experience employing skills and knowledge learned in the classroom.
• maintain an ongoing record book.

SMALL GASOLINE ENGINES

• explain simple engine operation.
• identify the basic components of a small gasoline engine and describe the function of each part.
• explain why gasoline is atomized and those qualities that make it an efficient fuel for small engines.
• identify the four piston position of the four-stroke engine.
• describe two-stroke cycle engine operation and explain the principles of two-cycle operation.
• compare the lubrication system in a four-cycle engine to the system in a two-cycle engine.
• define and compute bore, stroke, displacement, compression ratio, force, work, power, energy, and horsepower.
• define engine performance.
• identify the parts and functions of the valves.
• identify the three basic types of carburetors.
• explain float-type carburetor operation.
• explain the operation of the diaphragm-type carburetors.
• define manual throttle controls.
• list the basic functions of the governor.
• describe the purpose of an air cleaner.
• identify and list the components in a typical magneto system.
• list the advantages of a solid state ignition system.
• demonstrate proper breaker point settings.
• properly gap a spark plug
• list the functions of lubricating oil.
• differentiate between lubrication systems in two-cycle and four-cycle engines.
• explain the functions of oil filter systems.
• change oil in a four-cycle engine.
• mix fuel and oil correctly for a two-cycle engine.
• perform preventive maintenance on various engine systems.
• describe systematic trouble shooting.
• list the steps involved in disassembling an engine.
• measure cylinder conditions such as wear and out-of-roundness.
• summarize the reasons for honing a cylinder.
• demonstrate record keeping utilizing a variety of methods and systems.
• use record-keeping tools for parts costs and labor management.
• participate in leadership training activities.
• analyze his/her own leadership skills.
• develop a list of needed skills, a time frame for acquisition, and a source of instruction in school, industry, organizations, or on the job.