Checking The Master Cylinders - Yamaha YFZ450S 2003 Service Manual

È
É
È
FRONT AND REAR BRAKES
É
EBS00413

CHECKING THE MASTER CYLINDERS

1. Check:
• brake master cylinder 1
Wear/scratches → Replace the brake mas-
ter cylinder assembly.
• brake master cylinder body
Cracks/damage → Replace.
• brake fluid delivery passage
(brake master cylinder body)
Blockage → Blow out with compressed air.
È Front
É Rear
2. Check:
• brake master cylinder kit
Scratches/wear/damage → Replace as a
set.
È Front
É Rear
3. Check:
• front brake master cylinder reservoir 1
• front brake master cylinder reservoir dia-
phragm 2
Cracks/damage → Replace.
4. Check:
• rear brake fluid reservoir 1
• rear brake fluid reservoir diaphragm 2
Cracks/damage → Replace.
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