2011 Kawasaki KX250F Owners Manual - Page 47

MAINTENANCE AND ADJUSTMENT 45 Air Cleaner A clogged air cleaner restricts the air intake, increases fuel consumption, reduces engine power, and can cause spark plug fouling. Inspect the air intake system, which includes the air filter and air duct to the throttle body assy, and the duct clamps and throttle body assy, before each race or practice session. • Remove the bolts on the right and left sides. Element Removal and Inspection WARNING If dirt or dust is allowed to pass through into the throttle body assembly, the throttle may become stuck, possibly causing accident. Be sure to keep the dust from entering during cleaning. A. Bolts NOTICE A clogged air cleaner will affect fuel mixture to the engine and reduce engine power and cause spark plug fouling. NOTE ○ In dusty areas, the element should be cleaned more frequently than recommended interval. ○ After riding through rain or on muddy roads, the element should be cleaned immediately.