Master Cylinder Inspection - HYOSUNG Aquila 250 Service Manual

6-15 CHASSIS
● Detach the dust seal boot ① and remove the circlip.
● Pull out the piston/cup set ② and spring ③.

◉ MASTER CYLINDER INSPECTION

Inspect the master cylinder bore for any scratches or
other damage.
Inspect the piston surface for any scratches or other
damage.
◉ MASTER CYLINDER REASSEMBLY
Reassemble the master cylinder in the reverse order of
disassembly.
Pay attention to the following points :
CAUTION
� Wash the master cylider components with new
brake fluid before reassembly.
� When washing the components, use the speci-
fied brake fluid. Never use different types of
fluid or cleaning solvents such as gasoline,
kerosine, etc.
Specification and Classification
NOTE:
When installing the circlip, make sure that the sharp
edge of the circlip faces outside.
● When reinstalling the brake lamp switch, align the
projection on the switch with the hole in the master
cylinder.
: DOT 3 or DOT 4
③ ② ①