. MAINTENANCE MAINTENANCE PROCEDURE NOTICE (2). 4 - 22 Replacing Inner Element 1. Firs t remove the outer element, and then remove t he inne 2. Cover the air connecto r side (outlet side) with a cle an clot h or 3. Clean the air cleaner b ody i nterior, t hen r emove th e cover from the a ir intake port in 4. Install a new inner element t o the connector, then tighten t he n ut. The i nner element must not b e used again eve n afte r cleaning . When re placing the outer ele ment, replace the in ner element at the sam 5. Set the outer element i n position, then lock cover (3) with hooks