2010 Yamaha Motorsports Grizzly 550 4x4 Owners Manual - Page 119
2010 Yamaha Motorsports Grizzly 550 4x4 Manual
Page 119 highlights
engine damage. Additionally, operation without the air filter element will affect the fuel injection system with subsequent poor performance and possible engine overheating. [ECB00761] 11. Insert the projections on the air filter case cover into the holders on the air filter case, and then install the air filter case cover by hooking the holders onto the cover. 8. Check the sponge material and replace it if damaged. 9. Apply Yamaha foam air filter oil or other quality foam air filter oil to the sponge material. TIP The sponge material should be wet but not dripping. 10. Install the mesh and the sponge material into the air filter case. NOTICE: Make sure that the air filter element is properly seated in the air filter case. Never operate the engine with the air filter element removed. This will allow unfiltered air to enter the engine, causing rapid engine wear and possible 8-39 8 12. Place the hoses in their original position as shown.