PERIODIC MAINTENANCE AND ADJUSTMENT6-436EAU39413To install the rear wheel1. Install the wheel and the brake cal-iper bracket by inserting the wheelaxle from the left-hand side.TIP● Make sure that the slot in the brakecaliper bracket is fit over the retain-er on the swingarm.● Make sure that there is enoughspace between the brake pads be-fore installing the wheel.2. Install the drive chain onto the rearsprocket.3. Install the axle nut.4. Lower the rear wheel so that it ison the ground, and then put thesidestand down.5. Adjust the drive chain slack. (Seepage 6-25.)6. Tighten the axle nut, and thentighten the locknuts to the speci-fied torques.EAU25871TroubleshootingAlthough Yamaha motorcycles receivea thorough inspection before shipmentfrom the factory, trouble may occur dur-ing operation. Any problem in the fuel,compression, or ignition systems, forexample, can cause poor starting andloss of power.The following troubleshooting chartsrepresent quick and easy proceduresfor checking these vital systems your-self. However, should your motorcyclerequire any repair, take it to a Yamahadealer, whose skilled technicians havethe necessary tools, experience, andknow-how to service the motorcycleproperly.Use only genuine Yamaha replace-ment parts. Imitation parts may look likeYamaha parts, but they are often inferi-or, have a shorter service life and canlead to expensive repair bills.WARNINGEWA15141When checking the fuel system, donot smoke, and make sure there areno open flames or sparks in the ar-ea, including pilot lights from water1. Slot2. Retainer1 2Tightening torques:Axle nut:150 Nm (15 m·kgf, 108 ft·lbf)Locknut:16 Nm (1.6 m·kgf, 12 ft·lbf)U39PE2E0.book Page 43 Thursday, November 8, 2012 9:24 AM