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CTE/Supply Chain & Transportation Curriculum Small Engine Repair
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arrow icon Course Introduction

 

Core Standards of the Course

STRAND 1
SHOP SAFETY - Students will understand and demonstrate general shop safety.

Small Engine Repair Core

Standard 1
Learn safe working habits and procedures. Pass relevant safety tests with 100 percent.

  1. Personal safety.
  2. Tool and equipment safety.
  3. Workplace safety.
  4. Personal protective equipment (PPE).

Standard 2
Comply with safety rules for working with automotive chemicals.

  1. Chemical manufacturers provide a Safety Data Sheets (SDS) for each chemical they produce.
  2. Identify the location of and navigate through the SDS for critical information.
  3. Store and dispose of chemicals in properly labeled containers.

Standard 3
Identify the gasses encountered in the automotive field and the hazards they present.

  1. Water, oxygen, nitrogen, carbon dioxide (CO2), hydrocarbons (HC), oxides of nitrogen (NOx), and carbon monoxide (CO).
  2. HC, NOx, and CO can pose health and environmental problems if they are not controlled.

Standard 4
Identify potential electrical safety hazards.

  1. Standard Electrical Battery
  2. Electrical Equipment
  3. Loss of Isolation

Standard 5
Identify potential hazards in workplace practices.

  1. Chain, bar, and sprockets
  2. Blades and cables
  3. Pinch/nip points
  4. Pulleys and belts
  5. Power takeoff (PTO)

Standard 6
Assess lifting equipment for safe and proper operation.

  1. Inspect & verify for safe operation.
  2. Safety devices (swing arms, locks, latches, etc.)
  3. Lift points (unibody and full frame)
  4. Jacks and jack stands, auxiliary lift supports

Performance Skills

  1. Pass relevant safety tests with 100 percent.
  2. Comply with safety rules and procedures for working with automotive chemicals.
  3. Use concepts and practices to solve, mitigate, and manage potential shop hazards & substances.
  4. Assess lifting and shop equipment for safe and proper operation.
  5. Demonstrate safe and proper operation of lifting and shop equipment.
  6. Comply with safety procedures when working with electrical components and systems (lock out, tag out).
  7. Demonstrate proper use of appropriate PPE.

STRAND 2
TOOLS & EQUIPMENT - Students will be able to understand basic hand tools, fasteners, shop equipment, and procedures.

Small Engine Repair Core

Standard 1
Identify, size, and measure metric and standard fasteners.

  1. Bolts, nuts, lock washers, keys, cotter pins, and snap rings
  2. Right-hand and left-hand threads, and course and fine threads

Standard 2
Correctly identify and use basic hand tools.

  1. Screwdrivers, wrench, sockets, drive handles, extensions, pliers, hammer, chisels, punches, files, hacksaw, pullers, vises, drill bits, grinding tools
  2. Describe the use of each of the above tools

Standard 3
Use reference manuals or information systems to find service procedures and specifications.

  1. Computer oriented
  2. Printed manuals
  3. Owner's manuals

Performance Skills

  1. Measure metric and standard fasteners.
  2. Correctly identify, use and maintain basic hand tools, including torque wrench.
  3. Complete a repair order including cause, concern, and correction, use reference manuals or information systems to find service procedures and specifications.

STRAND 3
BASIC SERVICE - Students will be able to identify and perform basic services on a small engine.

Small Engine Repair Core

Standard 1
Locate and identify basic service components.

  1. Fuel systems: fuel filter, lines, tank
  2. Ignition systems: spark plug, magneto, coil
  3. Air filter, breather filter
  4. Lubrication system: dip stick, drain plug, oil types, oil levels, filters
  5. Cooling system

Standard 2
Compare routine maintenance manufacturer specifications.

  1. Oil
  2. Air filter
  3. Spark plug
  4. Power Takeoff, Attachments (blades, chains, cables, etc.)
  5. Component & equipment cleaning

Standard 3
Identify and demonstrate use of basic measuring tools.

  1. Spark Plug Gap Gauge
  2. Feeler Gauge
  3. Measuring Tape

Performance Skills

  1. Successfully service a spark plug, air filter, breather filter, and oil.
  2. Correctly mix 2-cycle oil and gasoline mixture based on manufacturer specifications.
  3. Safely sharpen blades and/or chains for small engine equipment.
  4. Demonstrate use of basic measuring tools to manufacturers' specifications.
  5. Demonstrate proper fuel preventative maintenance (seasonal storage).
  6. Inspect and clean components of debris.

STRAND 4
OPERATIONS & DIAGNOSTICS - Students will be able to perform a diagnosis on a small engine.

Small Engine Repair Core

Standard 1
Inspect engine mechanical components and operations.

  1. Internal (piston, connecting rod, crank shaft, cam shaft, oil sling, governor)
  2. External (block, cooling fins, bearings)
  3. Head (intake/exhaust manifold, valve train)
  4. Top Dead Center (TDC)
  5. Bottom Dead Center (BDC)

Standard 2
Compare four-stroke and two-stroke.

  1. Intake, compression, power, exhaust
  2. Ports vs. valves

Standard 3
Inspect air and fuel system components and operations.

  1. Carburetor systems and types
  2. Air filter types
  3. Air fuel ratios and adjustments

Standard 4
Inspect ignition system components and operations.

  1. Spark plug specifications
  2. Primary and secondary ignition
  3. Spark timing

Standard 5
Show effective diagnostic strategies.

  1. Diagnostic steps: verify failure, visual inspection, diagnose, repair, verify repair
  2. Smoke color and condition (white= coolant, blue = oil, black= fuel)
  3. Interpret compression and/or cylinder leak test results.
  4. Engine oil consumption failures
  5. Verify engine mechanical timing

Performance Skills

  1. Diagnose air and fuel system problems to manufacturer specifications.
  2. Diagnose ignition system problems to manufacturer specifications.
  3. Diagnose compression problems to manufacturer specifications.
  4. Diagnose mechanical engine timing problems to manufacturer specifications.

STRAND 5
DISASSEMBLY & ASSEMBLY - Students will be able to disassemble and reassemble a small gas engine.

Small Engine Repair Core

Standard 1
Inspect, remove, label, store, and reinstall components for engine reassembly.

  1. Cylinder head torque pattern
  2. Inspect the cylinder
  3. Ring end gap
  4. Inspect the piston
  5. Connecting rod, bearing clearance (plastigage)
  6. Check crankshaft endplay
  7. Check valve clearance
  8. Inspect valve and valve seat

Standard 2
Research and follow all manufacturer specifications for engine reassembly.

  1. Torque
  2. Valve timing
  3. Mechanical timing
  4. Gasket materials
  5. Tools & specialty tools
  6. Fluids

Performance Skills

  1. Disassemble a small gas engine.
  2. Inspect major small gas engine components and parts
  3. Successfully service components and parts.
  4. Successfully reassemble a small gas engine.

STRAND 6
MECHANICAL MATH - Students will solve basic mathematical equations related to small engine repair tasks and concepts.

Small Engine Repair Core

Standard 1
Solve whole and fractional/decimal problems (two- and three-digits).

  1. Addition
  2. Subtraction
  3. Multiplication
  4. Division

Standard 2
Solve conversion problems.

  1. Fraction-to-decimal
  2. Decimal-to-fraction
  3. Decimal-to-percent
  4. Percent-to-decimal

Standard 3
Identify basic ratios, proportions, and volumes.

  1. Fluids: gallon, liter, quart
  2. Units of measure: psi, kpa, foot, lbs, newton meters, inch

Standard 4
Solve basic linear-measurement problems.

  1. Measure using the Imperial system
  2. Measure using the Metric system

Performance Skills

  1. Solve whole number problems with two- and three-digits.
  2. Solve fraction problems.
  3. Solve decimal problems with two- and three-digits.
  4. Solve conversion problems.
  5. Solve basic ratio-to-proportion problems.
  6. Solve basic linear-measurement problems.
  7. Use basic ratios, proportions, and volumes when servicing a small engine.

STRAND 7
CTSOs & WORKPLACE SKILLS - Students will be encouraged to participate in a relevant CTSO through the demonstration of automotive repair workplace and career readiness skills. These standards will not appear on state skill certification exams, but should be taught throughout the duration of the course.

Small Engine Repair Core

Standard 1
Students will display personal skills related to the essential values, personality traits, and personal characteristics for success in automotive repair and life.

  1. Integrity - demonstrate honesty and personal responsibility for actions in repairing and maintaining vehicles.
  2. Work ethic - demonstrate tenacity, hard work, excellence, punctuality, meet deadlines; and be self­ directed when completing tasks in the automotive repair classroom or shop.
  3. Professionalism - demonstrate maturity, self-confidence; and a positive image when working with teammates or clients on automotive repair jobs/projects.
  4. Responsibility - demonstrate dependability, consistency, and personal well-being when safely completing automotive repair tasks.
  5. Adaptability/Flexibility - Foster creativity, new ideas, and resilience when working to solve problems in automotive repair tasks.
  6. Self-motivated - demonstrate a willingness to learn, independence, initiative, and a positive attitude when approaching new information

Standard 2
Students will display workplace skills related to the essential attitudes and abilities for success in the automotive repair industry.

  1. Communication - Demonstrates skills in listening and speaking; communicates professionally with teammates, supervisors, and customers in relation to automotive repair.
  2. Decision making- Analyzes key facts, data, and situations to employ reasoning skills for completing automotive repair tasks.
  3. Teamwork - Builds trusting relationships, works cooperatively with others and utilizes individual strengths of team members when completing automotive repair tasks.
  4. Planning, organizing, and management - Designs, prepares, and implements automotive repair tasks within a desired timeframe; Sets priorities and responds to changing priorities.
  5. Leadership - Builds positive relationships and mitigates conflict.

Standard 3
Students will display technical skills that are grounded in automotive repair that deliver essential knowledge and competencies for success in the industry.

  1. Computer and technology literacy
  2. Job specific skills
  3. Safety and health
  4. Service orientation - responds to internal and external customers; demonstrates focus and presence; attends to personal matters away from the classroom.
  5. Professional development - demonstrates openness to learn, grow, and change in the automotive repair industry.


UEN logo http://www.uen.org - in partnership with Utah State Board of Education (USBE) and Utah System of Higher Education (USHE).  Send questions or comments to USBE Specialist - Brent Cox and see the CTE/Supply Chain & Transportation website. For general questions about Utah's Core Standards contact the Director - THALEA LONGHURST.

These materials have been produced by and for the teachers of the State of Utah. Copies of these materials may be freely reproduced for teacher and classroom use. When distributing these materials, credit should be given to Utah State Board of Education. These materials may not be published, in whole or part, or in any other format, without the written permission of the Utah State Board of Education, 250 East 500 South, PO Box 144200, Salt Lake City, Utah 84114-4200.