Yamaha XT660R S Service Manual page 185

FRONT AND REAR BRAKES
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4. Bleed:
• brake system
Refer to "BLEEDING THE HYDRAULIC
BRAKE SYSTEM" in chapter 3.
5. Check:
• brake fluid level
Below the minimum level mark a → Add
the recommended brake fluid to the proper
level.
Refer to "CHECKING THE BRAKE FLUID
LEVEL" in chapter 3.
6. Adjust:
• brake pedal position a
Refer to "ADJUSTING THE REAR BRAKE
PEDAL" in chapter 3.
Brake pedal position (below the
top of the rider footrest)
12.0 mm (0.47 in)
7. Adjust:
• rear brake light operation timing
Refer to "ADJUSTING THE REAR BRAKE
LIGHT SWITCH" in chapter 3.
CHAS