Doosan DX700LC, Operation And Maintenance Manual

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OP001123 Inspection, Maintenance and Adjustment
4-68
15. Tightening bolt for bottom roller
• Tool: 36 mm ( )
• Torque: 90 kg•m (883 Nm, 651 ft lb)
16. Tightening bolt for track guard
• Tool: 36 mm ( )
• Torque: 90 kg•m (883 Nm, 651 ft lb)
17. Bolt for track shoes
Tighten the bolts in the order as shown in the Figure 127 (1
→
4)
• Tool: 36 mm ( )
• Torque: 191 kg•m (1,874 Nm, 1,381 ft lb)
18. Fixing bolt for front pin
1) Arm end side
• Tool: 24 mm ( ) (1)
• Torque: 27 kg•m (265 Nm, 195 ft lb)
• Tool: 30 mm ( ) (2)
• Torque: 55 kg•m (392 Nm, 152 ft lb)
FG016098
Figure 125
FG016099
Figure 126
FG016171
2
4
3
1
Figure 127
FG016147
1
1
2
Figure 128