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Fulty Automatic(V-Belt Type); Scooter Does Not Move While Engine Is Operating; Clutch Out Failure; Poor Standing Start(Low Climbing Ability) - Yamaha YW50AP Service Manual

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POOR MIDIUM AND HIGH SPEED PERFORMANCE
FAULTY AUTOMATIC(V-BELT TYPE)
SCOOTER DOES NOT MOVE WHILE ENGINE
IS OPERATING
V-belt
Cam, slider
Compression spring
Transmission

CLUTCH OUT FAILURE

Clutch weight spring
Clutch shoe
Primary sheave
POOR STANDING START(LOW CLIMBING
ABILITY)
V-belt
Primary sheave
Compression spring
Secondary sheave
Clutch shoe

POOR ACCELERATION(POOR HIGH SPEED)

V-belt
Weight
Primary/ Secondary seave
PROBABLE CAUSE
8 Worn, damaged or slipped V-belt
8 Worn, damaged
8 Damaged
8 Damaged
8 Damaged
8 Pealed lining
8 Seized primary sliding sheave and collar
PROBABLE CAUSE
8 Worn or slipped V-belt
8 Improper operation
8 Damaged
8 Damaged
8 Improper operation
8 Worn guide pin
8 Plealed lining
PROBABLE CAUSE
8 Worn
8 Greasy
8 Worn
8 Improper operation
8 Worn
8-4
TRBL
SHTG

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