Honda WX15 Manual De Explicaciones página 35

3.Use a brush to remove carbon deposits from the spark arrester
screen.
CAUTION:
Be careful not to damage the spark arrester screen.
NOTE:
The spark arrester must be free of breaks and holes. Replace it if
necessary.
4.Install the spark arrester and the muffler protector in the reverse
order of disassembly.
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SCREEN