Yamaha YP250 Mobility Scooter User Manual


 
9-7
INSTABLE HANDLING/
STARTER MOTOR DOES NOT OPERATE
TRBL
SHTG
YP908000
INSTABLE HANDLING
INSTABLE HANDLING
Handlebars
S Loose handlebar tightening bolt
Steering
S Loose or overtightening steering nut
S Bent under bracket
S Damaged bearing or ball race
Front forks
S Uneven oil levels on both sides
S Broken front fork spring
S Twisted front forks
Wheels
S Incorrect wheel balance
S Deformed wheel rim
S Unevenly worn tires
S Incorrect tire pressure
S Loose bearing
S Bent or loose wheel axle
Frame
S Twisted
S Damaged head pipe bearings
Rear arm
S Faulty bearings
S Bent rear arm
Rear shock absorber
S Fatigued spring
S Improperly adjusted spring preload
S Oil leakage
Cowling
S Damage
S Improper mounting
YP******
STARTER MOTOR DOES NOT
OPERATE
STARTER MOTOR DOES NOT OPERATE
Battery
S Insufficient battery capacity
S Faulty battery
Fuse
S Burnt out, improper connection
Switch
S Faulty main switch
S Faulty sidestand switch
S Faulty front and/or rear brake switch
S Faulty starting circuit cut-off relay
S Faulty starter relay
Wireharness
S Loose battery terminal
S Loosely connected coupler
S Improperly grounded
S Broken wireharness
Starter motor
S Worn brush
S Faulty commutator
S Broken armature coil
Engine
S Seized engine