PERIODIC MAINTENANCE AND ADJUSTMENT6-66EAU18680TIP Air filter• This model’s air filter is equipped with a disposable oil-coated paper element, which must not be cleaned with com-pressed air to avoid damaging it.• The air filter element needs to be replaced more frequently when riding in unusually wet or dusty areas. Hydraulic brake service• Regularly check and, if necessary, correct the brake fluid level.• Every two years replace the internal components of the brake master cylinders and calipers, and change the brakefluid.• Replace the brake hoses every four years and if cracked or damaged.