Tightening Torques; Specified Torques - Yamaha F115A Manual De Servicio

SPEC

TIGHTENING TORQUES

SPECIFIED TORQUES

Part to be tightened
POWER UNIT
Flywheel magnet assembly
Positive battery lead
Power unit mount
Driven sprocket
Drive sprocket
Timing belt tensioner
Spark plug
Cylinder head cover
Breather cover
Fuel pump bracket assembly
Camshaft cap
Cylinder head assembly
Cylinder head assembly
(1.5 mm thread pitch)
Exhaust cover
Oil filter
Oil pressure switch
Crankcase
Crankcase
(1.5 mm thread pitch)
Connecting rod cap
LOWER UNIT
Propeller
Trim tab
Lower unit
Impeller housing
Shift rod assembly
Ring nut
Drive shaft housing assembly
Pinion nut
Gear oil drain screw
Gear oil level check screw
TIGHTENING TORQUES
1st
2nd
1st
2nd
1st
2nd
3rd
1st
2nd
1st
2nd
1st
2nd
1st
2nd
Thread size
Nm
M24 190
M8 9
M8 42
M10 60
M40 265
M10 40
M14 25
M6 8
M4 2
M7 17
8
M7
17
14
M8
28
15
M10 30
6
M6
12
— 18
— 8
14
M8
28
19
M10
15
M8
M18 55
M10 43
M10 37
M8 18
M6 8
M101.5 105
M8 18
M16 93
— 7
— 7
2-13
Tightening torques
m•kgf
19
0.9
4.2
6.0
27
4.0
2.5
0.8
0.2
1.7
0.8
1.7
1.4
2.8
1.5
3.0
Turn 90˚
0.6
1.2
1.8
0.8
1.4
2.8
1.9
Turn 60˚
1.5
Turn 60˚
5.5
4.3
3.7
1.8
0.8
10.5
1.8
9.3
0.7
0.7
E
2
ft•lb
137
6.5
30
43
192
29
18
5.8
1.4
12
5.8
12
10
20
11
22
4.3
8.7
13
5.8
10
20
14
11
40
31
27
13
5.8
76
13
67
5.1
5.1