Yamaha Fz6 N Service Manual
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ENGINE REMOVAL 5-1 EAS23710 ENGINE REMOVAL Removing the drive sprocket Order Job/Parts to remove Q’ty RemarksDrive chain Loosen Refer to ADJUSTING THE SHIFT PEDAL on page 3-28. 1 Locknut 1 2 Shift rod 1 3 Shift arm 1 4 Drive sprocket cover 1 5 Drive sprocket nut 1 6 Lock washer 1 7 Drive sprocket 1 For installation, reverse the removal proce- dure.
ENGINE REMOVAL 5-2 Removing the exhaust pipe Order Job/Parts to remove Q’ty Remarks1 Exhaust pipe assembly 1 2 Exhaust pipe gasket 4 3 Catalytic converter pipe 1 4 Muffler cover 1 5Muffler 1 For installation, reverse the removal proce- dure.
ENGINE REMOVAL 5-3 Disconnecting the leads and hoses Order Job/Parts to remove Q’ty RemarksSeat Refer to GENERAL CHASSIS on page 4-1. Right front cowling inner panel (with cowlin g) Refer to GENERAL CHASSIS on page 4-1. Left front cowling inner panel (with cowling) Refer to GENERAL CHASSIS on page 4-1. Fuel tank Refer to FUEL TANK on page 7-1. Battery Refer to GENERAL CHASSIS on page 4-1. Air filter case Refer to GENERAL CHASSIS on page 4-1. Battery box Refer to GENERAL CHASSIS on page 4-1. Battery box bracket Refer to GENERAL CHASSIS on page 4-1. Throttle body Refer to THROTTLE BODIES on page 7-4. Engine oil Drain. Refer to CHANGING THE ENGINE OIL on page 3-14. Oil cooler Refer to OIL COOLER on page 6-4. Air cut-off valve Refer to AIR INDUCTION SYSTEM on page 7-9. Radiator Refer to RADIATOR on page 6-1. Starter motor Refer to ELECTRIC STARTER on page 5- 36. 1 Battery negative lead 1 2 Battery positive lead 1 3Clutch cable 1 4 Ground lead 1
ENGINE REMOVAL 5-4 5 Starter motor lead 1 Disconnect. 6 Stator coil assembly coupler 1 Disconnect. 7 Oil level switch connector 1 Disconnect. 8 Neutral switch coupler 1 Disconnect. 9 Speed sensor coupler 1 Disconnect.For assembly, reverse the removal proce- dure. Disconnecting the leads and hoses Order Job/Parts to remove Q’ty Remarks
ENGINE REMOVAL 5-5 Removing the engine Order Job/Parts to remove Q’ty Remarks1 Right front engine mounting bolt 1 2 Left front engine mounting bolt 2 3 Self-locking nut 2 4 Rear engine mounting bolt 2 5Engine 1 For installation, reverse the removal proce- dure.
ENGINE REMOVAL 5-6 EAS23720 INSTALLING THE ENGINE 1. Install: Rear engine mounting bolts “1” NOTE: Lubricate the rear engine mounting bolt threads with engine oil. 2. Install: Right front engine mounting bolt “2” Left front engine mounting bolts “3” NOTE: Do not fully tighten the bolts. 3. Tighten: Self-locking nut “4” NOTE: First tighten the lower self-locking nut. 4. Tighten: Left front engine mounting bolts “5” 5. Tighten: Right front engine mounting bolt “6” 6. Install: Shift arm bolt “7” Self-locking nut 55 Nm (5.5 m·kg, 40 ft·lb) Left front engine mounting bolt55 Nm (5.5 m·kg, 40 ft·lb) Right front engine mounting bolt55 Nm (5.5 m·kg, 40 ft·lb) Shift arm bolt10 Nm (1.0 m·kg, 7.2 ft·lb)
ENGINE REMOVAL 5-7 NOTE: Before installing, make sure to align the punch mark “a” of the shift shaft with the punch mark “b” of the shift arm. Align the bottom edge of the shift pedal with the mark on the frame-to-swingarm bracket.
CAMSHAFTS 5-8 EAS23760 CAMSHAFTS Removing the cylinder head cover Order Job/Parts to remove Q’ty RemarksBattery Refer to GENERAL CHASSIS on page 4-1. Air filter case Refer to GENERAL CHASSIS on page 4-1. Battery box Refer to FUEL TANK on page 7-1. Battery box bracket Refer to GENERAL CHASSIS on page 4-1. Throttle body Refer to THROTTLE BODIES on page 7-4. Radiator Refer to RADIATOR on page 6-1. Air cut-off valve Refer to AIR INDUCTION SYSTEM on page 7-9. 1 Ignition coil 2 2 Spark plug 4 3 Cylinder head cover 1 4 Cylinder head cover gasket 1 5 Timing chain guide (top side) 1 For installation, reverse the removal proce- dure.
CAMSHAFTS 5-9 Removing the camshafts Order Job/Parts to remove Q’ty RemarksPickup rotor cover Refer to PICKUP ROTOR on page 5-33. 1 Camshaft sprocket bolt 4 2 Timing chain tensioner 1 3 Timing chain tensioner gasket 1 4 Timing chain guide (exhaust side) 1 5 Intake camshaft cap 3 6Dowel pin 6 7 Exhaust camshaft cap 3 8Dowel pin 6 9 Intake camshaft 1 10 Exhaust camshaft 1 11 Pin 1 12 Timing chain guide (intake side) 1 13 Camshaft sprocket 2 For installation, reverse the removal proce- dure.