Hitachi ZAXIS 120-6 class Operator's Manual page 425

ZX120-6 class
No.
1. Engine cushion rubber mounting bolt and nut
2. Engine bracket mounting bolt (Pump side)
3. Hydraulic oil tank mounting bolt
4. Fuel tank mounting bolt
5. Radiator mounting bolt (Lower side)
6. Pump mounting bolt
Control valve mounting bolt
7.
Control valve bracket mounting bolt
8. Swing device mounting bolt
9. Swing motor mounting bolt (Hexagon wrench)
10. ORS fitting for hydraulic hose and piping
12. Battery mounting nut
Cab mounting nut
13. Cab mounting anchor bolt
Cab cushion rubber mounting bolt
14. Cover mounting bolt
Constant torque clamp of low pressure piping
15. Jubilee® clamp of low pressure piping
T-bolt clamp of low pressure piping
16. Swing bearing mounting bolt
Travel device mounting bolt
17. Travel reduction gear cover mounting bolt
Sprocket mounting bolt
18. Upper roller mounting bolt
19. Lower roller mounting bolt
20. Track shoe mounting bolt
21. Track guard mounting bolt
23. Aftertreatment device mounting bolt
24. DEF/AdBlue® tank bracket mounting bolt
25. Platform handrail mounting bolt
26. Body top handrail mounting bolt
30. Cab top handrail mounting bolt
31. Front pin-retaining bolt
MAINTENANCE
Descriptions
(Upperstructure)
(Undercarriage)
Back plate
Base plate
Bolt Dia Quantity
16 4
12 8
16 4
16 6
12 3
12 10
16 4
16 4
20 10
10 7
− −
− −
− −
− −
− −
− −
− −
− −
10 4
16 4
22 1
12 8
6 −
8 −
10 −
12 −
− 8
− −
− −
− 4
18 30
16 36
16 28
14 8
16 32
12 8
16 56
16 352
16 8
12 4
12 4
10 6
12 4
12 8
16 2
18 2
7-131
Torque
Wrench
size
N·m (kgf·m)
24 235 (23.5)
19 110 (11)
24 270 (27)
24 270 (27)
19 90 (9.0)
19 110 (11)
24 210 (21)
24 270 (27)
30 500 (50)
8 64 (6.4)
17 25 (2.5)
19 30 (3.0)
22 40 (4.0)
27 80 (8.0)
27 95 (9.5)
32 140 (14)
36 180 (18)
41 210 (21)
17 50 (5.0)
24 210 (21)
32 550 (55)
19 110 (11)
10 10 (1.0)
13 20 (2.0)
17 50 (5.0)
19 90 (9.0)
10 14 (1.4)
7 6 (0.6)
8 6 (0.6)
10 6 (0.6)
27 390 (39)
24 265 (26.5)
24 310 (31)
22 175 (17.5)
24 265 (26.5)
19 110 (11)
24 310 (31)
24 410 (41)
24 310 (31)
19 90 (9.0)
19 110 (11)
17 50 (5.0)
19 130 (13)
19 130 (13)
24 270 (27)
27 400 (40)