Sym SYM series, Manual, Page: 11 / 178

SYM
1. GENERAL INFORMATION/TROUBLE DIAGNOSIS
1-11
TORQUE VALUES (FRAME)
ITEM Q'TY
THREAD DIA
(mm)
TORQUE
VALUE(Kg-m)
REMARKS
Mounting Hex socket bolt for
steering handlebar
4 10 4.0~5.0
Mounting nut for steering rod 1 25.4 1.0~2.0
Cone seat for steering rod 1 25.4 0.2~0.3
Front wheel shaft nut 1 12 5.0~7.0
Rear wheel shaft nut 1 16 11.0~13.0
Wheel hub/rim mounting
nuts
8 8 2.8~3.2
Speedometer cable locking
screw
1 5 0.15~0.3
Front shock absorber
mounting bolts
4 8 2.4~3.0
Rear shock absorber upper
connection bolt
1 10 3.5~4.5
Rear shock absorber
lower
connection bolt
1 8 2.4~3.0
Brake lever bolts 2 6 0.8~1.2
Front brake hose bolts 2 10 3.3~3.7
Front brake air-bleeding
valve
1 6 0.8~1.0
Front brake disc mounting
bolts
4 10 4.0~4.5
Front brake clipper mounting
bolts
2 10 3.1~3.5
Drum brake arm bolts
(front/rear)
2 6 0.8~1.2
Engine suspension bracket
bolts
2 10 4.5~5.5 On frame side
Engine connection bolt 1 10 4.5~5.5 On engine side
Main standard nut 1 10 3.5~4.5
Foot-starting lever bolt 1 6 1.6~1.8
Air cleaner bolts 2 6 1.0~1.4
The torque values listed in above table are for more important tighten torque values. Please see
standard values for not listed in the table.
Standard Torque Values for Reference
TYPE TIGHTEN TORQUE TYPE TIGHTEN TORQUE
5mm bolt
?
nut
0.45~0.60kgf-m
3mm screw
0.05~0.08kgf-m
6mm bolt
?
nut
0.80~1.20kgf-m 4mm screw 0.10~0.15kgf-m
8mm bolt
?
nut
1.80~2.50kgf-m 5mm screw 0.35~0.50kgf-m
10mm bolt
?
nut
3.00~4.00kgf-m
6mm screw
?
SH nut
0.70~1.10kgf-m
12mm bolt
?
nut
5.00~6.00kgf-m
6mm bolt
?
nut
1.00~1.40kgf-m
8mm bolt
?
nut
2.40~3.00kgf-m
10mm bolt
?
nut
3.50~4.50kgf-m