Honda 2010 CBF 250, Workshop Manual

Page: 110 / 291

CYLINDER HEAD/VALVES
CBX250
Clean the whole of the cylinder head with solvent and
blow with compressed air through each through oil.
Install the valve springs and retainers of springs. The side of
the springs with spires closest should be directed at the
combustion chamber.
Install the protector in the accommodation of actuating the valve.
Special tool:
Protector of the accommodation of actuator 07HMG-MR70002
Install the seats of the springs of valves. Install the new
checkpoints of oil from the shoots. Lubricate the surfaces of
slip of the shoots of valves with motor oil. Insert each valve
in his guide, making turn slowly to avoid damage to the
checkpoint oil stem.
VALVE SEAT OF THE SPRING
OIL STEM
SEAL
SPRINGS
RETAINER
INTERNAL
SPRING
EXTERNAL
SPRING
SPIRALS
CLOSER
PROTECTOR OF
THE ACCOMMOD-
ATION OF
ACTUATOR
NUEVO