Yamaha FZ1-N Service Manual

Contents

TIGHTENING TORQUES2-15NOTE:• Cylinder head nut1 First, tighten the bolts to approximately 19 Nm (1.9 m•kg, 14 ft•lb) with a torque wrench followingthe tightening order.2 Retighten the bolts 67 Nm (6.7 m•kg, 48 ft•lb) with a torque wrench.• Connecting rod cap bolt1 Tighten the connecting rod bolts to 20 Nm (2.0 m•kg, 14 ft•lb) and then tighten them further toreach the specified angle 150°.• Crankcase bolt (main journal)1 First, tighten the bolts to approximately 20 Nm (2.0 m•kg, 14 ft•lb) with a torque wrench followingthe tightening order.2 Loosen all the bolts one by one following the tightening order and then tighten them to 20 Nm (2.0m•kg, 14 ft•lb) again.3 Retighten the bolts further to reach the specified angle (60°)Clutch spring bolt M6 6 10 Nm (1.0 m·kg, 7.2 ft·lb) Use a lockwasherDrive sprocket nut M22 1 85 Nm (8.5 m·kg, 61 ft·lb)Bearing plate bolt M6 3 12 Nm (1.2 m·kg, 8.7 ft·lb)Shift fork stopper plate bolt M6 2 10 Nm (1.0 m·kg, 7.2 ft·lb)Stopper screw M8 1 22 Nm (2.2 m·kg, 16 ft·lb)Shift rod locknut (front) M6 1 7 Nm (0.7 m·kg, 5.1 ft·lb)Shift rod locknut (rear) M6 1 7 Nm (0.7 m·kg, 5.1 ft·lb) LeftthreadShift rod joint bolt M6 1 10 Nm (1.0 m·kg, 7.2 ft·lb)Shift arm bolt M6 1 10 Nm (1.0 m·kg, 7.2 ft·lb)Neutral switch M10 1 20 Nm (2.0 m·kg, 14 ft·lb)Sub-throttle servo motor coverboltM4 3 2 Nm (0.2 m·kg, 1.4 ft·lb)Coolant temperature sensor M12 1 18 Nm (1.8 m·kg, 13 ft·lb)Cylinder identification sensor bolt M6 1 8 Nm (0.8 m·kg, 5.8 ft·lb)Atmospheric pressure sensor bolt M5 2 7 Nm (0.7 m·kg, 5.1 ft·lb)Crankshaft position sensor bolt M6 1 10 Nm (1.0 m·kg, 7.2 ft·lb)Oil level switch bolt M6 2 10 Nm (1.0 m·kg, 7.2 ft·lb)Starter motor bolt M6 2 10 Nm (1.0 m·kg, 7.2 ft·lb)Item Threadsize Q’ty Tightening torque Remarks