HYOSUNG MS3 250 Sercie Manual page 199

Measure the runout using the dial gauge.
Replace the brake disk if the runout exceeds the ser-
vice limit.
Brake disk runout
Dial gauge : 09900-20606
Magnetic stand : 09900-20701
● If measurement exceeds the service limit, replace
the brake disk. (Refer to page 8-10)
◉ ◉ MASTER CYLINDER DISAS-
SEMBLY
● Remove the handle cover. (Refer to page 8-1)
● Drain brake fluid the master cylinder.
● Disconnect the brake lamp switch lead wire cou-
pler.
● Remove the union bolt ① .
CAUTION
Place a rag under the union bolt so that brake
fluid can not contact the parts.
● Remove the two clamp bolts and take off the mas-
ter cylinder.
● Remove the two fitting screws and separate the
cap and diaphragm.
Service limit
0.08 mm (0.003 in)
CHASSIS 8-20
①