SECTION II - MACHINE FAMILIARIZATION
2.4 BASIC COMPONENTS OF THE EXCAVATOR 1
29
2
28
3 4 5
27
6
24
26
23
7
25
8 22
9
21 20 19
10 18 17
11
16 F16322
12
15 14
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16.
Arm cylinder Boom Batteries Hydraulic oil tank Swing motor Handrail Main control valve Rear view mirror Hydraulic pump Isuzu BB-4BG1T engine Counterweight Intercooler Travel motor Engine coolant reservoir Swivel joint Engine air cleaner
13
17. Upper roller (1 each side) Upper roller (2 each side) - L 18. Lower roller (6 each side) Lower roller (7 each side) - L 19. Track spring (1 each side) 20. Fuel tank 21. Track idler (1 each side) 22. Track shoe assembly (600 mm STANDARD) Track shoe assembly (800 mm STANDARD) - L 23. Cab 24. Boom cylinder 25. Bucket 26. Bucket link 27. Idler link 28. Bucket cylinder 29. Arm
33
