2011 Yamaha Motorsports Big Bear 400 4x4 IRS Owners Manual - Page 100
2011 Yamaha Motorsports Big Bear 400 4x4 IRS Manual
Page 100 highlights
8. Check the differential gear case for oil leakage. If oil is leaking, check for the cause. EBU23686 Cleaning the air filter element 1 2 3 4 1. 2. 3. 4. Differential gear oil filler bolt Gasket Differential gear oil Correct oil level The air filter element should be cleaned at the intervals specified in the periodic maintenance and lubrication chart. Clean or, if necessary, replace the air filter element more frequently if you are riding in unusually wet or dusty areas. TIP There is a check hose at the bottom of the air filter case. If dust or water collects in this hose, empty the hose and clean the air filter element and air filter case. 8 Recommended differential gear oil: See page 10-1. 6. Check the oil filler bolt gasket for damage, and replace it if necessary. 7. Install the oil filler bolt and its gasket, and then tighten the bolt to the specified torque. Tightening torque: Differential gear oil filler bolt: 23 Nm (2.3 m·kgf, 17 ft·lbf) 8-20
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