Yamaha 2008 YW50X Service Manual page 258

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,MPROPER K,CK, NG ISHTGI I
IMPROPER KICKING
SLIPPING
Kick axle assembly
Transmission oil
PROBABLE C A U S E
• Low tension of kick clip
• Worn kick axle
• Worn or damaged kick gear
• Damaged kick clip
• Kick clip coming off
• Damaged kick clip stopper
• Improper quality (Low viscosity)
L • Deterioration
H A R D KICKING
Kick axle assembly
- - C y l i n d e r , piston and piston r i n g - -
m Crankcase and crankshaft
PROBABLE C A U S E
j ~ • High tension of kick clip
• Seized kick gear
L •Damaged or seized cylinder
• Damaged or seized piston
• Damaged or seized piston ring
• Improperly seated crankcase
L • I m p r o p e r l y seated crankshaft
• Damaged or seized crankshaft
• Damaged or seized crankshaft bearing
KICK C R A N K N O T R E T U R N I N G
L Kick axle assembly
PROBABLE C A U S E
L • Damaged kick return spring
• Kick return spring coming off
• Kick clip coming off
• Damaged kick return spring stopper
8-6