STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
VALVE CONTROL
1. Travel PPC valve
2. Service PPC valve
3. Service pedal
4. L.H. travel lever
5. R.H. travel lever
6. Right PPC valve
7. Right work
equipment lever
8. Solenoid valve
9. Accumulator
10-104
10. Solenoid valve
11. Control valve
12. Hydraulic pump
13. Shuttle valve
14. PPC safety lock
solenoid valve
15. Left work equipment
lever
16. Left PPC valve
Lever positions
A. NEUTRAL
B. Boom RAISE
C. Boom LOWER
D. Bucket DUMP
E. Bucket CURL
F. NEUTRAL
G. Arm IN
VALVE CONTROL
H. Arm OUT
J. Swing right
K. Swing left
L. NEUTRAL
M. Travel REVERSE
N. Travel FORWARD
PC600, 600LC-7