Poor Speed Performance; Faulty Clutch; When Engine Is Run, Scooter Does Not Run; Poor Starting Performance - Yamaha YP250 Service Manual

YP******

FAULTY CLUTCH

WHEN ENGINE IS RUN, SCOOTER DOES NOT RUN

V belt
D Worn/bent/slipping
Cam, slider
D Worn/damaged
Compression spring
D Damage
Gears
D Damage
YP904000
CLUTCH SLIPPING
Clutch weight spring
D Worn/loose
Clutch shoe
D Worn/damaged
Primary sliding sheave
D Seized
YP******

POOR STARTING PERFORMANCE

V belt
D Slipping/oily V belt
Primary sliding sheave
D Improper operation
D Damage
Compression spring
D Worn/loose
Secondary sliding sheave
D Improper operation
D Worn guide pin groove
D Worn guide pin
Clutch shoe
D Worn/bent
FAULTY CLUTCH

POOR SPEED PERFORMANCE

V belt
D Worn
D Oily V belt
Roller weight
D Worn/improper operation
Primary/secondary sheave
D Worn
9-4
TRBL
SHTG