Operational Precautions; Trouble Diagnosis; Steering Handle - Sym GTS 250 Service Manual

Operational Precautions

General
Please refer to the Maintenance Manual of tubeless tire in respect to the removal, repair and installation of
the tire.
Torque Values
Nut for the front wheel axle
Nut for the steering handle
Lock nut for the steering handle stem
Top crown for the steering handle stem
Locating screw for the speedometer cable
Front cushion upper lock bolt
Front brake disk
Special Tools
Steering handle top thread wrench
Inner bearing puller
Steering nut wrench
Driver 32*35mm
Driver 42*47mm

Trouble Diagnosis

Hard to steer
The steering handle stem nut is too tight.
The ball and the top crown of the steering
handle stem are damaged.
Insufficient tire pressure.
The steering handlebar is tilted
Uneven arrangement of the front cushion.
The front fork is bent.
The front wheel axle is bent
To this chapter contents
15. Steering / Front Wheel / Front Cushion
5.0 ~ 7.0kgf-m
4.0 ~ 5.0kgf-m
1.0 ~ 2.0kgf-m
0.2 ~ 0.3kgf-m
0.15 ~0.3kgf-m
2.4 ~ 3.0kgf-m
4.0~4.5kgf-m
SYM-5320000¡ B SYM-5321100
SYM-6204020
SYM-6204010
The front wheel rim run-out
The rim is bent.
The wheel axle nut is not tightened enough.
Side-worn or poor tire.
The bearing clearance of the wheel axle is too
large.
Soft front cushion
The front cushion spring is worn out.
The oil seal of the front cushion is leaking.
Noise in front cushion
Front cushion is warped.
The joint of the front cushion gets loose.
15-2