Honda EU10i Manuel De L'utilisateur page 47

4. SPARK ARRESTER MAINTENANCE
(Equipped type)
If the generator has been running, the muffler will be very hot.
Allow it to cool before proceeding.
The spark arrester must be serviced every 100 hours to maintain its
efficiency.
1. Remove the four 5 mm screws, and remove the muffler protector.
5 mm SCREW
2. Remove the three 6 mm bolts, and remove the muffler, the spark
arrester and the muffler gasket.
6 mm BOLTS
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MUFFLER PROTECTOR
SPARK ARRESTER
MUFFLER
MUFFLER GASKET