12. Troubleshooting
16
12.1 Engine
(1) Difficult to start
Fuel is available but
plug dose not ignite.
Fuel is available
and plug dose
ignite.
Fuel not available at
carburetor.
Power available at high
tension code.
Power not available at high
tension code.
Compression normal.
Compression insufficient.
Ignition plug being bridged.
Carbon deposit at ignition plug.
Short circuit due to defective
insulation.
Improper spark gap.
Short circuit at Stop Button Switch.
Ignition coil defective.
Muffler clogged with carbon deposit.
Mixed fuel qualty inadequate.
Fuel in use, inadequate.
Air cleaner clogged.
Water or dust in fuel.
Cylinder gasket defective or
improperly tightened.
Piston ring stuck.
Cylinder worm.
Ignition plug tightening, insufficient.
Roughened valve seat.
Fuel not available in fuel tank.
Fuel cock not properly opend.
Fuel filter clogged.
Tank cap air breather clogged.
Air in the fuel pipe.
