Yamaha F30A Service Manual page 55

Part to be tightened
Union bolt
Oil pump assembly bolt
Thermostat cover bolt
Exhaust cover bolt
Crankcase bolt
Connecting rod cap bolt
Ground lead bolt
Lower unit
Gear oil drain screw
Gear oil check screw
Trim tab bolt
Lower case mounting bolt
Propeller nut
Cooling water inlet cover screw
Water pump housing bolt
Propeller shaft housing bolt
Pinion nut
Bracket unit
Shift lever bolt
Tiller handle nut (H model)
Tiller handle bracket nut (H model)
Tiller handle bracket bolt
PTT switch screw (H model with PTT)
PTT switch bracket bolt (R model with PTT)
Warning indicator assembly screw (H model
with electric starter)
Engine start switch nut (H model with electric
starter)
Engine shut-off switch nut (H model)
Friction plate bolt (H model)
Friction plate assembly nut (H model)
Friction plate self-locking nut (H model)
Retaining plate bolt
Flushing hose adapter bracket bolt
Shift lod lever bolt
Shift lod lever spring bolt
67C3K11
Thread size
—
M6
M6
1st
M6
2nd
1st
M8
2nd
1st
M6
2nd
1st
M6
2nd
M8
M6
—
—
M8
M10
M8
—
M5
M8
M8
—
M8
—
—
M12
M6
M6
M6
—
—
M6
—
—
M6
M6
M6
M6
Tightening torque
Tightening torques
N·m kgf·m
40 4.0
8 0.8
7 0.7
6 0.6
12 1.2
15 1.5
30 3.0
6 0.6
12 1.2
6 0.6
17 1.7
19 1.9
8 0.8
9 0.9
9 0.9
18 1.8
39 3.9
18 1.8
39 3.9
4 0.4
18 1.8
16 1.6
74 7.4
18 1.8
37 3.7
32 3.2
32 3.2
2 0.2
10 1.0
2 0.2
4 0.4
2 0.2
8 0.8
18 1.8
4 0.4
10 1.0
8 0.8
10 1.0
10 1.0
ft·lb
29.5
1
5.9
5.2
4.4
8.9
11.1
2
22.1
4.4
8.9
4.4
3
12.5
14.0
5.9
6.6
4
6.6
13.3
28.8
13.3
5
28.8
3.0
13.3
11.8
54.6
6
13.3
27.3
23.6
7
23.6
1.5
7.4
1.5
8
3.0
1.5
5.9
9
13.3
3.0
7.4
5.9
7.4
7.4
2-28