2-10
SPEC
E
TIGHTENING TORQUES
TIGHTENING TORQUES
Part to be tightened
Thread size
Tightening torque
Nm
m • kg
ft • lb
POWER UNIT
Power unit mounting
M8
21.0
2.1
15.5
Recoil starter roller
M6
8.0
0.8
5.9
Sheave drum
M6
15.0
1.5
11.1
Flywheel magneto
M20
157.0
16.0
115.8
Carburetor
M6
8.0
0.8
5.9
Oil filter cartridge
—
17.5
1.8
12.9
Oil filter cartridge bolt
—
40.0
4.1
29.5
Spark plug
M12
17.2
1.7
12.6
Drive pulley
M35
140.0
14.3
103.3
Driven pulley
M10
38.0
3.9
28.0
Cylinder head
1st
M9
22.6
2.3
16.7
2nd
46.1
4.7
34.0
Cylinder head cover
1st
M6
6.0
0.6
4.4
2nd
11.8
1.2
8.7
Rocker arm shaft
M8
18.0
1.8
13.3
Tappet adjusting screw
M6
13.5
1.4
10.0
Exhaust cover
1st
M6
6.0
0.6
4.4
2nd
12.0
1.2
8.9
Crankcase
1st
M6
6.0
0.6
4.4
2nd
12.0
0.6
8.9
1st
M8
15.0
1.5
11.1
2nd
30.0
3.1
22.1
Connecting rod
1st
M6
6.0
0.6
4.4
2nd
16.5
1.7
12.2
Balancer piston
M20
157.0
16.0
115.8
Oil pump cover
—
4.4
0.4
3.2
LOWER
Propeller
M16
34.4
3.5
25.3
Lower unit mounting
M10
36.8
3.8
27.1
Propeller shaft housing
M8
11.1
1.1
8.1
Pinion nut
M12
49.5
5.0
36.5
Water inlet
M6
4.4
0.4
3.2
BRACKET
Tiller handle mounting
M10
37.0
3.8
27.3
Tiller handle pivot
M8
12.7
1.3
9.4
Steering bracket adjusting bolt
M8
4.0
0.4
2.9
Upper rubber mount
M8
23.6
2.4
17.4
Rubber mount housing
M8
17.7
1.8
13.0
Upper damper
M8
18.0
1.8
13.0
Lower mount housing
M10
53.9
5.5
39.8
Clamp bracket - upper (manual tilt)
M22
13.0
1.3
9.4
Summary of Contents for F20A
Page 422: ...E TRBL ANLS CHAPTER 9 TROUBLE ANALYSIS TROUBLE ANALYSIS 9 1 TROUBLE ANALYSIS CHART 9 1...
Page 442: ......
Page 443: ......