Honda 2010 CBF 250, Workshop Manual

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CYLINDER HEAD/VALVES
CBX250
ACCOMMODATION OF ACTUATING THE valve
Check the accommodation of each actuating the valve with
regard to scratches, damage or abnormal wear.
Measure the D. I. of each accommodation of follower of
tumbler.
Service Limit 26,06 mm
VALVE SPRINGS
Measure the free length of the springs of valve internally and
externally.
In case of that the springs are lower than the limit of ser-
vice, replace.
Límite de
Spring internal 32,36 mm
Servicio
Spring external 34,84 mm
VALVE/GUIDE TO THE valve
Inspect each valve with regard to twist, burns or
abnormal wear on the stem. Check if the valve moves
gently in the guide. Measure and enter the D. E. of
each stem.
Límite de
ADM 4,96 mm
Servicio
ESC 4,94 mm
ACTUATING THE valve
Check every actuating the valve with regard to scratches, dam
age or abnormal wear.
Measure the D. E. of each actuating the valve.
Service Limit 25,97 mm
EXTERNO
INTERNO