Honda LEAD 110 2009 Service Manual page 225

CYLINDER HEAD/VALVES
CYLINDER HEAD DISASSEMBLY
Remove the following:
– Spark plug (page 4-8)
– ECT sensor (page 6-52)
– O sensor (page 6-54)
2
Remove the valve spring cotters using the valve
To prevent loss of
spring compressor.
tension, do not
compress the valve
TOOL:
springs more than
Valve spring compressor
necessary.
Remove the valve spring compressor, then remove
Mark all parts dur-
the following:
ing disassembly so
they can be placed
– Valve spring retainers
back in their original
– Outer and inner valve springs
locations.
– Valve spring seats
– Valves
– Valve stem seals
Remove the carbon deposits from the combustion
Avoid damaging the
chamber and clean off the gasket surface.
cylinder mating sur-
face and valve seat
surfaces.
9-14
COTTERS
07757-0010000
SPRING SEAT
VALVE SPRING
COMPRESSOR
STEM SEAL
INNER SPRING
OUTER SPRING
VALVE
RETAINER
COMBUSTION CHAMBER