Hitachi ZW180 Technical Manual page 362

Layout
3
4
5
6
Port M2
7
Port M1
8
1 - Pedal
2 - Roller
3 - Spool Input
COMPONENT OPERATION / Brake Valve
1
2
Port BR1
11
Port BR2
10
9
4 - Spring
5 - Spring
6 - Spring
Port T
7 - Spool
8 - Spool
9 - Spring
T3-11-2
T4GB-03-11-002
10 - Plunger
11 - Plunger