Honda EU30is Owner's Manual page 50

3. FUEL SEDIMENT CUP SERVICE
Gasoline is extremely flammable and is explosive under certain conditions.
Do not smoke or allow flames or sparks in the area.
The sediment cup prevents dirt or water which may be in the fuel tank from
entering the carburetor. If the engine has not been run for a long time, the filter
should be cleaned.
1. Turn the engine switch to the OFF position.
2. Turn the fuel valve lever to the OFF position.
3. Open the left side maintenance cover.
4. Remove the air cleaner cover and paper element (see pages 45 and 46).
5. Disconnect the breather hose from the air cleaner base.
6. Remove the 6 mm bolt and two 6 mm nuts, and remove the air cleaner base.
BREATHER HOSE
6 mm NUTS
6 mm BOLT
AIR CLEANER BASE
47