3. INSPECTION/ADJUSTMENT ATV 300/250 AIR FILTER FOR DRIVE BELT The air filter should be serviced in accordance with the Maintenance Schedule. (Riding through water may require more frequent inspection.) To clean the air filter: 1. Remove the two screws (1) and remove air filter housing (2). 2. Remove the air filter from the housing (3). 3. Tap the air filter lightly to remove most of the dust and dirt. 4. Blow out the remaining dirt with compressed air. If the element is damaged, replace it. 5. Reassemble by reversing the disassembly sequence. Ignition Coil Cap Spark Plug SPARK PLUG Remove ignition coil cap and spark plug. Check the spark plug for wear and fouling deposits. Clean any fouling deposits with a spark plug cleaner or a wire brush. Specified Spark Plug: DPR7EA-9 Gap, Wear, and Fouling Deposits Measure the spark plug gap. Spark Plug Gap: 0.60.7 mm (0.0240.028 in) When installing, first screw in the spark plug by hand and then tighten it with a spark plug wrench. Washer Deformation Cracks, Damage 3-6