Yamaha YZ250F(W) Owner's Service Manual page 496

È
FRONT BRAKE AND REAR BRAKE
É
4. Inspect:
• Brake master cylinder piston 1
• Brake master cylinder cup 2
Wear/damage/score marks → Replace
brake master cylinder kit.
Brake caliper
1. Inspect:
• Brake caliper cylinder inner surface a
Wear/score marks → Replace brake cali-
per assembly.
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Front
É
Rear
2. Inspect:
• Brake caliper piston 1
Wear/score marks → Replace brake cali-
per piston assembly.
WARNING
Replace the piston seals and dust seals 2
whenever a caliper is disassembled.
EC534301
Brake hose
1. Inspect:
• Brake hose 1
Crack/damage → Replace.
EC5A5000
ASSEMBLY AND INSTALLATION
WARNING
• All internal parts should be cleaned in
new brake fluid only.
• Internal parts should be lubricated with
brake fluid when installed.
• Replace the piston seals and dust seals
whenever a caliper is disassembled.
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CHAS