Sym Citycom.300i, Service Manual

Page: 235 / 270

16. Rear Wheel / Rear Fork / Rear Cushion
16-2
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
Radial - 2.0
Run-out of rear rim
Axial - 2.0
Torque Value
Rear wheel axle nut 11.0~13.0kgf-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
Brake clipper mounting bolts 2.9~3.5kgf-m
Brake disc mounting bolt 4.0~5.0kgf-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.
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.

The brake fluid pipe is deformed or bent.

Insufficient amount of brake fluid in the reservoir
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