Checking The Master Cylinders; Assembling The Front And Rear Brake Master Cylinders - Yamaha YFM7FGPW Service Manual

FRONT AND REAR BRAKES
EBS00413

CHECKING THE MASTER CYLINDERS

1. Check:
• brake master cylinder
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.
2. Check:
• brake master cylinder kit
Scratches/wear/damage → Replace as a
set.
3. Check:
• brake master cylinder reservoir
• brake master cylinder reservoir diaphragm
Cracks/damage → Replace.
EBS00415
ASSEMBLING THE FRONT AND REAR
BRAKE MASTER CYLINDERS
WARNING
_
• All internal brake components should be
cleaned and lubricated with new brake
fluid only before installation.
• Whenever a master cylinder is disassem-
bled, replace the piston seals and dust
seals.
8 - 18
CHAS
Recommended brake fluid
DOT 4