Komatsu PC500LC-10R Shop Manual page 363

10 STRUCTURE AND FUNCTION
STRUCTURE OF TRAVEL PPC VALVE
General view
P: From self-pressure reducing valve
P1: To control valve (left travel REVERSE port)
P2: To control valve (left travel FORWARD port)
PC500LC-10R
COMPONENT PARTS OF TRAVEL SYSTEM
P3: To control valve (right travel REVERSE port)
P4: To control valve (right travel FORWARD port)
T: To hydraulic tank
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