Komatsu PC500LC-10R Shop Manual page 233

10 STRUCTURE AND FUNCTION
5: Suction valve (boom Hi RAISE)
6: Suction safety valve (service)
7: Suction 2-stage safety valve (service)
8: Suction safety valve (arm Hi IN)
9: Suction safety valve (bucket DUMP)
10: Suction valve (left travel FORWARD)
11: Suction 2-stage safety valve (boom LOWER)
12: Suction valve (right travel FORWARD)
13: Suction safety valve (arm IN)
Sectional views (E-E, F-F, G-G, H-H)
PC500LC-10R
COMPONENT PARTS OF HYDRAULIC SYSTEM
14: LS shuttle valve (arm)
15: LS shuttle valve (right TRAVEL)
16: LS select valve
17: LS shuttle valve (boom)
18: LS shuttle valve (left travel)
19: LS shuttle valve (bucket)
20: LS shuttle valve (service)
21: LS check valve
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