Tightening Torque - Yamaha YFM80WP Assembly Manual

TIGHTENING TORQUE

Engine:
Spark plug
Engine oil drain bolt (engine)
Chassis:
Engine (upper) and frame
Engine (rear) and frame
Frame and swingarm
Swingarm and swingarm guard
Rear shock absorber (top and bottom)
Lower arm and frame
Front shock absorber and frame
Front shock absorber and lower arm
Steering knuckle and lower arm
Steering knuckle and ball joint
Steering shaft and ball joint
Tie-rod and locknut
Steering shaft and frame
Steering shaft and bracket and frame
Steering shaft and handlebar holder
Fuel cock
Front panel wheel and front hub
Steering knuckle and castle nut
Brake camshaft lever
Rear axle and rear axle nut
Rear panel wheel and wheel shaft collar
Wheel shaft collar and rear axle
Rear hub and swingarm
Footrest
Front bumper
NOTE:
1. Apply locking agent (LOCTITE
2. Finger tighten the inside nut while checking the ring gear engagement.
3. Tighten the inside nut to 110 Nm (11.0 m•kg, 80 ft•lb) while holding the rear axle.
4. Hold the inside nut and tighten the outside nut to 130 Nm (13.0 m•kg, 94 ft•lb).
5. Hold the outside nut and tighten the inside nut in the reverse direction to 160 Nm (16.0 m•kg, 115 ft•lb).
Part to be tightened
R
) to the thread portion of the rear axle.
Thread size
M14
M12
M10
M12
M10
M12
M10
M10
M10
M10
M10
M14
M28
M10
M12
M10
M12
–23–
Tightening torque
Nm m • kg
– 13 1.3
20 2.0
M8 33 3.3
M8 33 3.3
85 8.5
M8 23 2.3
45 4.5
55 5.5
45 4.5
45 4.5
30 3.0
40 4.0
40 4.0
30 3.0
30 3.0
M8 23 2.3
M8 20 2.0
M6 5 0.5
M8 28 2.8
70 7.0
M6 9 0.9
SEE NOTE
45 4.5
70 7.0
40 4.0
85 8.5
M8 23 2.3
ft • lb
9.4
14
24
24
61
17
32
40
32
32
22
29
29
22
22
17
14
3.6
20
50
6.5
32
50
29
61
17