Yamaha FJR1300A(D) Service Manual page 31

3. When the ABS ECU sends a signal to stop reducing the hydraulic pressure, the outlet solenoid
valve "2" closes and the brake fluid is pressurized again. The inlet solenoid valve "1" controls the
hydraulic pressure difference between the brake fluid in the upper brake lines (brake master cylin-
der side) and the brake fluid in the lower brake lines (brake caliper side).
• Buffer chamber
The buffer chamber accumulates the brake fluid that is depressurized while the ABS is operating.
1. Buffer chamber (pressurizing phase)
2. Buffer chamber (depressurizing phase)
3. Raised piston
1
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FEATURES
2