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Small Engine Troubleshooting

Quiz by Lee Hoernke

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15 questions
Show answers
  • Q1
    What tool is used to check for spark in the ignition system?
    Inline spark tester
    Multimeter
    Compression tester
    Fuel pressure gauge
    30s
  • Q2
    Which part of the engine is crucial for it to run along with fuel and spark?
    Oil
    Air filter
    Electrical system
    Compression
    30s
  • Q3
    What is the function of a compression tester?
    To test the fuel pressure
    To assess oil levels
    To check spark strength
    To measure the engine's compression.
    30s
  • Q4
    What should be done if the engine still does not start after checking fuel and spark?
    Try starting it again
    Consult your local dealer for repairs.
    Replace all parts immediately
    Ignore the problem
    30s
  • Q5
    What type of fuel is best to avoid problems with lawnmower engines?
    Ethanol-blended fuel
    Regular unleaded gasoline
    Premium gasoline
    Alcohol-free fuel
    30s
  • Q6
    What should be done when reinstalling a spark plug?
    Use pliers to secure it
    Screw it in tightly right away
    Turn it backwards one turn before tightening.
    Leave it loose for adjustments
    30s
  • Q7
    What is the first step to troubleshoot a lawnmower that won’t start after winter?
    Inspect the blades
    Check for gasoline in the tank.
    Look for blockages in the fuel line
    Check the spark plug
    30s
  • Q8
    What indicates that the fuel system is likely working properly when examining a spark plug?
    The spark plug is cracked
    The spark plug is wet with fuel.
    The spark plug is rusty
    The spark plug is dry
    30s
  • Q9
    What should you do if you find the spark plug dry during troubleshooting?
    Check the air filter
    Add more oil to the engine
    Replace the spark plug immediately
    Inspect the carburetor for blockages.
    30s
  • Q10
    What can gasoline leave behind that might plug up the carburetor?
    Oil sludge
    Water deposits
    Varnished buildup.
    Rust
    30s
  • Q11
    How long can gasoline go bad if not treated properly?
    120 days
    As little as 30 days.
    90 days
    60 days
    30s
  • Q12
    What is the recommended fuel additive mentioned in the video?
    Clean Burn
    Stable 360 protection.
    Gas Saver
    Fuel Guard
    30s
  • Q13
    What is needed for an engine to run?
    Air, fuel, and oil
    Fuel, oil, and heat
    Spark, air, and temperature
    Fuel, spark, and compression.
    30s
  • Q14
    What should you do after removing an old spark plug?
    Leave it out
    Install a new spark plug carefully.
    Skip to the next step
    Clean the old one and reuse it
    30s
  • Q15
    Where can you find help if troubleshooting does not resolve the issue?
    Ask a friend
    Contact a local dealer for repair.
    Check online forums
    Try fixing it yourself
    30s

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