2005 Yamaha Motorsports Big Bear 400 4x4 Owners Manual - Page 129
2005 Yamaha Motorsports Big Bear 400 4x4 Manual
Page 129 highlights
WARNING POTENTIAL HAZARD Using low flash point solvents or gasoline to clean the foam cover. WHAT CAN HAPPEN Low flash point solvents or gasoline can catch fire or explode. HOW TO AVOID THE HAZARD Use parts cleaning solvent to clean the foam cover. 7. Squeeze the excess water or solvent out of the foam cover and let it dry. 10. Install the air filter element. 11. Install the air filter case cover by fastening the holders. 12. Install the seat. NOTE: The air filter element should be cleaned every 20-40 hours. It should be cleaned more often if the ATV is operated in extremely dusty areas. Each time air filter element maintenance is performed, check the air inlet to the air filter case for obstructions. Check the air filter element rubber joint to the carburetor and manifold fittings for an airtight seal. Tighten all fittings securely to avoid the possibility of unfiltered air entering the engine. _ _ CAUTION: _ G G _ Do not twist the foam cover when squeezing it. Do not apply oil to the foam cover. 8. Inspect the foam cover. If damaged, replace it. 9. Install the foam cover onto the air filter element. 8-20