Yamaha TW125 1999 Service Manual page 33

TIGHTENING TORQUES
CHASSIS
Part to be tightened
Handle crown and front fork
Handle crown and steering shaft
Handlebar holder (under and upper)
Steering ring nut
Master cylinder (front brake)
Brake hose union bolt (front brake)
Steering shaft and front fork
Engine and front engine stay
Front engine stay and frame
Engine and top engine stay
Top engine stay and frame
Engine and frame
Swingarm pivot shaft
Rear shock absorber and frame
Chain guide and swingarm
Sidestand
Footrest (left)
Footrest (right)
Rear footrest (left)
Front wheel axle and nut
Rear wheel axle and nut
Brake caliper and front fork
Brake disc and front wheel
Rear wheel sprocket and hub
Brake caliper bleed screw
Brake cam lever
NOTE:
1. When tighten the ring nut, should be steady the ball bearings and the steering shaft moving smooth-
ly.
2. First, tighten the ring nut approximately 38 Nm (3.8 mSkg) by using the torque wrench, then loosen
the ring nut one turn and retighten the ring nut to specification.
MAINTENANCE SPECIFICATIONS
g
2-11
Tightening
torque
Thread size
Nm
M8 23
M14 90
M8 20
M25 18
M6 7
M10 26
M10 30
M8 33
M8 33
M8 33
M8 33
M8 33
M12 80
M10 56
M5 5
M10 40
M12 60
M10 45
M8 15
M14 90
M16 90
M10 30
M6 13
M8 35
M7 6
M6 9
SPEC
Remarks
mSkg
2.3
9.0
2.0
1.8 Refer to NOTE
0.7
2.6
3.0
3.3
3.3
3.3
3.3
3.3
8.0
5.6
0.5
4.0
6.0
4.5
1.5
9.0
9.0
3.0
1.3
3.5
0.6
0.9