2007 Yamaha Motorsports Grizzly 660 Auto. 4x4 Owners Manual - Page 118
2007 Yamaha Motorsports Grizzly 660 Auto. 4x4 Manual
Page 118 highlights
5. Add the recommended differential gear oil to the brim of the filler hole as shown. Tightening torque: Differential gear oil filler bolt: 23 Nm (2.3 m·kgf, 17 ft·lbf) 7. Check the differential gear case for oil leakage. If oil is leaking, check for the cause. EBU23470 Coolant The coolant level should be checked before each ride. In addition, the coolant must be changed at the intervals specified in the periodic maintenance and lubrication chart. 1. Differential gear oil 2. Differential gear oil filler bolt 3. Correct oil level EBU27120 8 To check the coolant level 1. Place the ATV on a level surface. NOTE: The coolant level must be checked on a cold engine since the level varies with engine temperature. 2. Check the coolant level in the coolant reservoir. Recommended differential gear oil: See page 10-1. ECB00410 CAUTION: Be sure no foreign material enters the differential gear case. 6. Install the oil filler bolt, and then tighten it to the specified torque. 8-25