See also:

Air cleaner element
Do not operate the engine with the air cleaner element removed. The air cleaner element not only filters intake air but also stops flames if the engine backfires. If the air cleaner elem ...

Selecting preset stations
Presetting a station with a preset button allows you to select that station in a single operation. Up to six AM, FM1, FM2 and FM3 stations each may be preset. ...

ON
This is the normal operating position after the engine is started. ...