Simply release the two clips on the top of the air filter body
Place the top carefully to one side
Now you can lift out the air filter
The air filter sits in a plastic cassette; remove the air filter for inspection
Clean off any debris on the surface of the filter. Replace with a new filter if heavily contaminated. Now reinsert the filter into the cassette
Check air filter box for debris. Clean out if required. Now replace the air filter. Reassemble the air filter housing. Job done!