Hitachi EX1900-5 Operator's Manual page 143

Loading Shovel
1. BUCKET CYLINDER
2. DUMP CYLINDER
3. ARM CYLINDER
4. BOOM CYLINDER
5. LEVEL CYLINDER
6. BUCKET CLOSE PEDAL
7. BUCKET OPEN PEDAL
8. TRAVEL PILOT VALVE
9. LEFT PILOT VALVE
10. RIGHT PILOT VALVE
11. PILOT SHUT-OFF VALVE
12. AIR-CON. COMP. MOTOR
13. ACCUMULATOR
14. CHECK VALVE
15. SWING MOTOR
16. CENTER JOINT
17. CONTROL VALVE: LEFT TRAVEL
18. CONTROL VALVE:
BUCKET OPEN AND CLOSE
19. CONTROL VALVE:
BOOM UP/BUCKET TILT-IN
20. CONTROL VALVE: ARM
21. CONTROL VALVE: BUCKET
22. CONTROL VALVE: BOOM
23. CONTROL VALVE: RIGHT TRAVEL
24. CONTROL VALVE: SWING
25. CONTROL VALVE: ARM EXTEND
26. RADIATOR
27. INTERCOOLER
28. ENGINE
29. MAIN PUMP No. 3, 4
30. MAIN PUMP No. 1, 2
31. MAIN PUMP No. 5, 6
32. FAN DRIVE PUMP
33. PILOT PUMP
34. AIR-CON. COMP. PUMP
35. TRANSMISSION OIL PUMP
36. HYDRAULIC OIL TANK
37. FAN DRIVE MOTOR
38. OIL COOLER
40. TRAVEL MOTOR
42. PILOT FILTER
43. TRANSMISSION OIL COOLER
44. GREASE PUMP
45. FULL-FLOW FILTER
46. SUCTION MANIHOLD
47. HIGH PRESSURE FILTER
48. SUCTION FILTER
49. BRAKE VALVE
50. DRAIN FILTER
MAINTENANCE
SUPPLY LINE FROM PUMPS
RETURN LINE
SUCTION LINE
ACTUATOR LINE
DRAIN AND PILOT LINE
7-11
M18C-07-065