Daelim S4 50cc Service Manual - Mojo

POOR OPERATIONCLUTCH DRIVE / DRIVEN PULLEYEngine starts but vehicle won’t move.Engine stalls or vehicle creeps.Poor performance at start or lack ofpower.Poor performance at high speed orlack of power.CAUSE OF TROUBLE·Worn or damaged drive belt.·Damaged ramp plate.·Faulty weight roller.·Faulty movable drive face.·Damaged driven pulley weight shoespring.·Faulty transmission.·Seized transmission.·Broken driven pulley weight spring.·Seized clutch outer and weight.·Worn or slipped drive belt.·Worn weight roller.·Seized driven face bearing.·Weak driven spring.·Faulty movable driven face.·Worn or slipped drive belt.·Worn weight roller.·Worn driven pulley bearing.Abnormal noise or odor.·Oil or grease spilled on the drive beltand inside pulley.·Worn drive belt.·Damaged driven face weight spring.·Worn or seized driven pulley bearing.HANDLE / WHEELHard steering.Steering wobbling.Steers to one side or does not trackstraight.Wheel turns hard.·Steering top thread too tight.·Insufficient tire pressure.·Damaged steering bearing.·Damaged ball race.·Faulty tire.·Insufficient tire pressure.·Worn or faulty tire.·Faulty wheel valance.·Bent rim.·Worn or damaged wheel bearing.·Loose axle shaft.·Front and rear wheels not aligned.·Bent front cushion.·Bent rear cushion.·Faulty engine hanger.·Poor steering operation.·Faulty wheel alignment.·Faulty wheel bearing.·Bent axle shaft.·Bent brake disk.·Faulty caliper piston.