Sym HD 125/200 servicemanual - Scootergrisen

16. REAR WHEEL / REAR FORK / REAR CUSHION
Operational Precaution
General
Please refer to the Maintenance Manual for tubeless tire in respect to the removal, repair and installation
of the tires.
Service data Unit: mm
Item Standard Allowable Limit
Run-out of rear rim
Radial
Axial
-
-
2.0
2.0
Thickness of rear brake lining 5.1 2.0
Sustaining stroke of rear cushion 72 -
Torque Value
Rear wheel shaft nut 10.0~12.0kgf-m
Rear cushion upper bolt 3.5~4.5kgf-m
Rear cushion under bolt 2.4~3.0kgf-m
Rear fork mounting bolt 4.0~5.0kgf-m
Exhaust muffler mounting nut 1.0~1.2kgf-m
Exhaust muffler mounting bolt 3.2~3.8kgf-m
Trouble Diagnosis
Run-out of rear wheel
Deformed or bent wheel hub.
Improper tires.
Loose wheel shaft.
Soft Cushion
The spring is too weak.
Noisy Brake
Worn brake lining.
Offset brake disc.
Improper assembly of brake caliper.
Brake disc or wheel imbalance.
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Poor Performance of Brake
Improperly adjusted brake.
Contaminated brake disc.
Worn brake lining.
Air inside brake fluid pipe.
Grease on brake disc.
The brake fluid piping is clogged.
The brake fluid pipe is deformed or bent.
Insufficient amount of brake fluid in the
reservoir.