Yamaha EH63 Service Manual page 153

TIGHTENING TORQUES
Item
Fuel pump bracket bolt
Carburetor assembly bolt (EH63K/
EH64A/EH64K/EH65A/EH65B)
Carburetor assembly nut (EH72A/
EH72B/EH72K)
Throttle valve screw (EH63K/
EH64A/EH64K/EH65A/EH65B)
Throttle valve screw (EH72A/
EH72B/EH72K)
Choke valve screw (EH72A/
EH72B/EH72K)
Float chamber screw (EH72A/
EH72B/EH72K)
Carburetor drain screw (EH63K/
EH64A/EH64K/EH65A/EH65B)
Carburetor drain screw (EH72A/
EH72B/EH72K)
Thread size
M6 × 1.0
M8 × 1.25
M6 × 1.0
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7-9
Tightening torque
8 N·m (0.8 kgf·m, 5.9 lb·ft)
18 N·m (1.8 kgf·m, 13 lb·ft)
8 N·m (0.8 kgf·m, 5.9 lb·ft)
0.7 N·m (0.07 kgf·m, 0.52 lb·ft)
0.9 N·m (0.09 kgf·m, 0.66 lb·ft)
0.9 N·m (0.09 kgf·m, 0.66 lb·ft)
3.9 N·m (0.39 kgf·m, 2.9 lb·ft)
2.0 N·m (0.20 kgf·m, 1.5 lb·ft)
2.0 N·m (0.20 kgf·m, 1.5 lb·ft)
1
2
3
4
5
6
7
8
9
10