User manual YAMAHA ZUMA

[. . . ] OWNER'S MANUAL CW50N LIT-11626-14-16 5LU-F8199-11 WARNING The engine exhaust from this product contains chemicals know to the State of California to cause cancer, birth defects or other reproductive harm. YAMAHA LIT-CALIF-65-01 INTRODUCTION EAA20301 Congratulations on your purchase of the Yamaha CW50. This model is the result of Yamaha's vast experience in the production of fine sporting, touring, and pacesetting racing machines. It represents the high degree of craftsmanship and reliability that have made Yamaha a leader in these fields. This manual will give you an understanding of the operation, inspection, and basic maintenance of this scooter. [. . . ] Place the scooter on a level surface and put it on the centerstand. Place a receptacle under the drain plug. Remove the oil filler cap and the drain plug. Completely drain the transmission case. 7 7-5 PERIODIC MAINTENANCE AND MINOR REPAIR 1 1 1 2 3 4 1. Foam element Air filter cleaning This air filter element should be cleaned at the specified intervals. It should be cleaned more frequently you are riding in unusually wet or dusty areas. Remove the air filter case cover by removing the screws. Wash the element gently, but thoroughly, in solvent. Squeeze the excess solvent out of the foam element and let it dry. EUU77000 4. Apply oil to the entire surface of the element and squeeze out the excess oil. The element should be damp, but not dripping with oil. EUU42300 5. Be sure the sealing edge of the element perfectly matches with the sealing surface of its case so there is no air leakage. Be sure that the seal is in place and that the bolts are tightened securely to avoid the possibility of unfiltered air entering the engine. EUU42400 CAUTION: Do not twist or wring out the foam element. This could damage the foam material. 7 WARNING Use parts cleaning solvent only. Never use gasoline or low flash point solvents which may lead to a fire or explosion. Recommanded oil : Yamalube 2-cycle oil or air-cooled, 2-stroke engine oil WARNING The engine should never be run without the air filter element installed; excessive piston and/or cylinder wear may result. 7-6 PERIODIC MAINTENANCE AND MINOR REPAIR EAH92300 EAI10801 EAE30100 Carburetor adjustment The carburetor is a vital part of the engine and requires very sophisticated adjustment. Most adjustments should be left to a Yamaha dealer who has the professional knowledge and experience to do so. Autolube pump adjustment The autolube pump is a vital part of the engine and requires very sophisticated adjustment. Adjusting should be left to a Yamaha dealer who has the professional knowledge and experience to do so. Throttle grip Turn the throttle grip to see if it operates properly, and check the free play. Make sure the grip returns by spring force when released. Ask a Yamaha dealer to make any necessary adjustments. 7 7-7 PERIODIC MAINTENANCE AND MINOR REPAIR approved for this model) does not exceed the maximum load of the scooter. Operation of an overloaded scooter could cause tire damage, an accident, or even injury. Improper tire pressure greatly affects tire life and handling. Check the pressure of both tires prior to each trip and adjust properly if necessary. [. . . ] 1-3 SCOOTER IDENTIFICATION . . . . . . . . . . . . . 10-1 Scooter noise regulation . . . . . . . . . . . . . . . . . . . . . . 10-4 Seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10 Spark plug inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]