Yamaha 150A Посібник з експлуатації - Сторінка 37
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SPEC
TIGHTENING TORQUES
SPECIFIED TORQUES
Part to be tightened
POWER UNIT
Fuel pump
Intake silencer
Carburetor drain plug
Pilot jet plug
Oil pump
Flywheel magnet assembly
(oil injection and 225DET)
Flywheel magnet assembly
(pre-mix except for 225DET)
Negative battery lead
Positive battery lead
Power unit mount
Ignition coil
Emergency switch
Starter motor lead
Relay assembly lead
Starter motor
Intake manifold
Reed valve
Reed valve stopper
Spark plug
Thermostat cover
Cylinder head cover
Cylinder head
Engine cooling water temperature
sensor
Cooling water pressure
control valve cover
Exhaust port outer cover
Crankcase
TIGHTENING TORQUES
1st
2nd
1st
2nd
1st
2nd
1st
2nd
1st
2nd
1st
2nd
1st
2nd
1st
2nd
Thread size
Nm
M5
3
M6
3
—
5
—
3
M6
7
M20
190
M20
165
M8
7
M6
4
M8
21
M6
8
—
4
M6
9
M6
4
M8
30
4
M6
8
M5
3
M3
1
M14
25
4
M6
8
4
M6
8
15
M8
30
—
18
4
M6
8
4
M6
8
10
M8
18
20
M10
40
2-18
Tightening torques
m•kgf
0.3
0.3
0.5
0.3
0.7
19
16.5
0.7
0.4
2.1
0.8
0.4
0.9
0.4
3.0
0.4
0.8
0.3
0.1
2.5
0.4
0.8
0.4
0.8
1.5
3.0
1.8
0.4
0.8
0.4
0.8
1.0
1.8
2.0
4.0
E
2
ft•lb
2.2
2.2
3.6
2.2
5.1
137
120
5.1
2.9
15
5.8
2.9
6.5
2.9
22
2.9
5.8
2.2
0.7
18
2.9
5.8
2.9
5.8
11
22
13
2.9
5.8
2.9
5.8
7.2
13
14
29