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10 Structure and function
Swing motor
Solenoid valve is "energized"
When the swing parking brake solenoid valve is energized, the valve is changed.
The pressurized oil from the charge pump flows into brake chamber (a) through port (B).
The pressurized oil in chamber (a) compresses brake spring (1) and moves down brake piston (2).
Discs (3) and plates (4) separate and the brake is released.
10-112
PC88MR-10
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