Aeon 350cc, Service Manual

Page: 90 / 192

ENGINE
4-90
INTAKE VALVE CLEARANCE ADJUSTMENT
1. Verify cam lobes are pointed down.
2. Insert a 0.1mm feeler gauge between end of intake valve
stem and adjuster screw.
3. When clearance is correct, hold adjuster screw and tighten
locknut securely.
4. Re-check the valve clearance.
5. Repeat adjustment procedure if necessary until clearance is
correct with locknut secured.
VALVE CLEARANCE
0.1 mm
EXHAUST VALVE CLEARANCE
ADJUSTMENT
1. Verify cam lobes are pointed down.
2. Insert a 0.12mm feeler gauge between end of exhaust valve
stem and adjuster screw.
3. Loosen locknut and turn adjuster screw until there is a slight
drag on feeler gauge.
4. When clearance is correct, hold adjuster screw and tighten
locknut securely.
5. Re-check the valve clearance.
6. Repeat adjustment procedure if necessary until clearance is
correct with locknut secured.
VALVE CLEARANCE
0.12 mm
FLYWHEEL INSTALLATION
1. Install flywheel key, flywheel washer, and nut.
Torque flywheel nut to specification.
2. Install oil passage plug onto crankshaft.
Flywheel Nut Torque:
100 Nm
STARTER DRIVE ASSEMBLY
1. Be sure the washer is positioned on the back of the drive
gear.
2. Apply Starter Drive Grease to the drive bushings in the
cases and all moving surfaces of the starter drive gears and
install.
3. Install stator housing and torque bolts to specification.