Not in Operation
Spool
Parking Brake
Solenoid Valve
In Operation
Spool
Parking Brake Sole-
noid Valve
COMPONENT OPERATION / Charging Block
Drain Port
(Section T-T)
Pressure Sensor
(Section T-T)
Parking Brake
Pressure Sensor
Parking Brake
T3-7-11
Parking Brake
Spring
Pilot Accumulator
Pressure
Parking Brake
Spring
Pilot Pressure
Accumulator
Pressure
T4GB-03-07-005
T4GB-03-07-006