Yamaha YZ125N1 Motorcycle User Manual


 
5-14
CHAS
FRONT BRAKE AND REAR BRAKE
EC5A3000
REMOVAL POINTS
EC5A3100
Brake fluid
1. Remove:
[Front]
9Master cylinder cap 1
[Rear]
9Reservoir tank cap 1
9Protector
NOTE:
Do not remove the diaphragm.
A Front
B Rear
2. Connect the transparent hose 1 to the
bleed screw 2 and place a suitable contain-
er under its end.
A Front
B Rear
3. Loosen the bleed screw and drain the brake
fluid while pulling the lever in or pushing
down on the pedal.
cC
9Do not reuse the drained brake fluid.
9Brake fluid may erode painted surfaces or
plastic parts. Always clean up spilled fluid
immediately.
EC533301
Caliper piston
1. Remove:
9Caliper piston
Use compressed air and proceed carefully.
w
9
Cover piston with rag and use extreme cau-
tion when expelling piston from cylinder.
9Never attempt to pry out piston.
A Front
B Rear
Caliper piston removal steps:
9Insert a piece of rag into the caliper to lock
one caliper.
9Carefully force the piston out of the caliper
cylinder with compressed air.
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