PERIODIC MAINTENANCE AND ADJUSTMENT6-126TIPIf a torque wrench is not available wheninstalling a spark plug, a good estimateof the correct torque is 1/4–1/2 turnpast finger tight. However, the sparkplug should be tightened to the speci-fied torque as soon as possible.EAU19886Engine oil and oil filter car-tridgeThe engine oil level should be checkedbefore each ride. In addition, the oilmust be changed and the oil filter car-tridge replaced at the intervals speci-fied in the periodic maintenance andlubrication chart.To check the engine oil level1. Place the vehicle on the center-stand. A slight tilt to the side canresult in a false reading.2. Start the engine, warm it up forseveral minutes, and then turn itoff.3. Wait a few minutes until the oil set-tles, and then check the oil levelthrough the check window locatedat the bottom-left side of the crank-case.TIPThe engine oil should be between theminimum and maximum level marks.4. If the engine oil is below the mini-mum level mark, add sufficient oilof the recommended type to raiseit to the correct level.To change the engine oil (with orwithout oil filter cartridge replace-ment)1. Place the vehicle on a level sur-face.2. Start the engine, warm it up forseveral minutes, and then turn itoff.3. Place an oil pan under the engineto collect the used oil.Tightening torque:Spark plug:13 Nm (1.3 m·kgf, 9.4 ft·lbf)1. Engine oil level check window2. Maximum level mark3. Minimum level markU1CYE1E0.book Page 12 Tuesday, July 20, 2010 10:17 AM