Yamaha F225A Service Manual page 50

SPEC
Part to be tightened
Timing chain tensioner bolt
Spark plug
Cylinder head bolt
Engine hanger bolt
Cooling water cover bolt
Starboard cylinder head plug
Cylinder block plug
Engine temperature sensor
Connecting rod cap
Baffle plate nut
Crankcase cover bolt
Crankcase cover plate screw
Oil pump screw
Crankcase stud bolt
Crankcase bolt
Lower unit (regular rotation model)
Trim tab bolt
Lower unit bolt
Propeller nut
Propeller shaft housing grease nipple
Propeller shaft housing bolt
Pinion nut
Lower unit (counter rotation model)
Trim tab bolt
Lower unit bolt
Propeller nut
Ring nut
Propeller shaft housing bolt
Propeller shaft housing grease nipple
Pinion nut
Bracket unit
Shift rod detent bolt
Flushing hose adapter screw
2-13
Specifications
2nd
2nd
2nd
2nd
2nd
2nd
2nd
Thread size
M6
—
1st
M10
3rd
1st
M8
M6
M6
—
—
—
1st
—
3rd
—
1st
M8
M4
—
1st
M8
1st
M10
1st
M8
M10
M10
—
—
M8
—
M10
M10
—
—
M8
—
—
—
M6
Tightening torques
N·m kgf·m
12 1.2
25 2.5
19 1.9
37 3.7
90°
14 1.4
28 2.8
12 1.2
12 1.2
23 2.3
23 2.3
15 1.5
23 2.3
48 4.8
90°
12 1.2
14 1.4
28 2.8
2 0.2
4 0.4
25 2.5
90°
40 4.0
90°
14 1.4
28 2.8
43 4.3
47 4.7
55 5.5
6 0.6
30 3.0
142 14.2
43 4.3
47 4.7
55 5.5
108 10.8
30 3.0
6 0.6
142 14.2
18 1.8
5 0.5
ft·lb
8.7
18
14
27
10
20
8.7
8.7
17
17
11
17
35
8.7
10
20
1.4
2.9
18
29
10
20
31
34
40
4.3
22
103
31
34
40
78
22
4.3
103
13
3.6
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