8-128. Add 2.0 L (1.8 Imp qt, 2.1 US qt) of the recommendedengine oil to the oil tank, and then install and tightenthe oil level gauge/dipstick and the cylinder head cap.9. Start the engine, warm it up for several minutes, andthen turn it off.10. Add sufficient oil of the recommended type to raise itto the “F” level mark on the oil level gauge/dipstick.(See page 6-3 for checking procedure.)CAUTION:@ When adding the engine oil, be careful not to fillabove the “F” level mark on the oil level gauge/dipstick. Make sure that no foreign material enters theengine oil tank.@11. Start the engine, and then let it idle for several min-utes while checking it for oil leakage. If oil is leaking,immediately turn the engine off and make sure theengine oil drain bolts and oil level gauge/dipstick areinstalled correctly.12. Turn the engine off, and then install the bottom coverand right side cover.CAUTION:@If oil is leaking or the oil level warning indicator comeson when the engine is running, immediately turn theengine off and have a Yamaha dealer check the snow-mobile. Continuing to operate the engine under suchconditions could cause severe engine damage.@Tightening torques:Crankcase engine oil drain bolt:30 Nm (3.0 m·kgf, 22 ft·lb)Oil tank engine oil drain bolt:16 Nm (1.6 m·kgf, 11 ft·lb)Recommended engine oil:See page 6-2.Oil quantity:With oil filter cartridge replacement:3.0 L (2.6 Imp qt, 3.2 US qt)Without oil filter cartridge replacement:2.8 L (2.5 Imp qt, 3.0 US qt)Total amount:3.8 L (3.3 Imp qt, 4.0 US qt)