Service manual

MAINTENANCE SPECIFICATIONS
SPEC
NOTE:
TIGHTENING TORQUES
CHASSIS
Part to be tightened
Thread size
Tightening
torque
Remarks
g
Nm mSkg
Headlight and headlight stay
Handle crown and steering shaft
Steering ring nut
Brake hose union bolt (front brake)
Swingarm pivot shaft
Footrest (left)
(right)
Rear footrest
Brake caliper and front fork
Rear wheel sprocket and hub
M8
M22
M25
M10
M12
M12
M10
M8
M10
M8
16
110
4
30
83
88
48
16
40
43
1.6
11.0
0.4
3.0
8.3
8.8
4.8
1.6
4.0
4.3
Refer to 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.
ELECTRICAL
Item
Standard Limit
Charging system:
Type
Model/manufacturer
Standard output
Stator coil resistance/color
C.D.I. magneto
F5BT/YAMAHA
14 V 170 W/5,000 r/min
0.48 X 0.72 Ω at 20_C/
White – White
SSS
SSS
SSS
SSS
SSS
Battery:
Specific gravity
1.320 SSS
Electric starter system:
Type
Starter motor:
Model/manufacturer
Output
Armature coil resistance
Brush overall length
Brush spring pressure
Commutator diameter
Mica undercut (depth)
Constant mesh type
5RS/YAMAHA
0.4 kW
0.0126 X 0.0154 Ω at 20_C
10 mm
5.52 X 8.28 N (552 X 828 g)
22 mm
1.5 mm
SSS
SSS
SSS
SSS
3.5 mm
SSS
21 mm
SSS
–5–