STRUCTURE, FUNCTION AND MAINTENANCE STANDARD VALVE CONTROL VALVE CONTROL 1. 9-spool control valve 2. L.H. travel control lever 3. R.H. travel control lever 4. Blade control lever 5. R.H. work equipment control lever (for boom, bucket control) 6. L.H. work equipment control lever (for arm, swing control) 7. Safety lock lever 8. Fuel control dial 9. Travel boost pedal 10. Boom swing control 11. Swing lock Lever, pedal positions A. HOLD B. Boom LOWER C. Boom RAISE D. Bucket CURL E. Bucket DUMP F. HOLD G. Arm OUT H. Arm IN J. Swing left K. Swing right L. L.H. travel FORWARD M. L.H. travel REVERSE N. R.H.travel FORWARD O. R.H. travel REVERSE P. Boom swing left Q. Boom swing right R.
Boom swing LOCK S. Boom swing FREE T. Travel Lo U. Travel Hi V. FREE W. LOCK X. Blade LOWER Y. Blade RAISE 10-16 PC09-1 (4)