Group 2 Tightening Torque - Hyundai R480LC-9S Service Manual

Crawler excavator
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GROUP 2 TIGHTENING TORQUE

GROUP 2 TIGHTENING TORQUE
1. MAJOR COMPONENTS
1. MAJOR COMPONENTS
No.
1
Engine mounting bolt, nut (engine-bracket)
2
Engine mounting bolt, nut (bracket-frame)
3
Engine
Radiator mounting bolt
4
Coupling mounting socket bolt
5
Main pump housing mounting bolt
6
Main pump mounting bolt
7
Main control valve mounting nut
Hydraulic
8
Fuel tank mounting bolt
system
9
Hydraulic oil tank mounting bolt
10
Turning joint mounting bolt, nut
11
Swing motor mounting bolt
12
Swing bearing upper part mounting bolt
Power
13
Swing bearing lower part mounting bolt
train
14
Travel motor mounting bolt
system
Sprocket mounting bolt (-#0414)
15
Sprocket mounting bolt (#0415-)
16
Carrier roller mounting bolt, nut
17
Track roller mounting bolt
Under
18
Track tension cylinder mounting bolt
carriage
19
Track shoe mounting bolt, nut
20
Track guard mounting bolt
21
Counterweight mounting bolt
22
Others
Cab mounting bolt
23
Operator's seat mounting bolt
※ For tightening torque of engine and hydraulic components, see engine maintenance guide and
service manual.
Descriptions
Bolt size
M16 × 2.0
M20 × 2.5
M16 × 2.0
M20 × 2.5
M10 × 1.5
M20 × 2.5
M20 × 2.5
M20 × 2.5
M20 × 2.5
M16 × 2.0
M20 × 2.5
M24 × 3.0
M24 × 3.0
M20 × 2.5
M20 × 2.5
M22 × 2.5
M16 × 2.0
M24 × 3.0
M22 × 1.5
M24 × 3.0
M24 × 3.0
M42 × 3.0
M12 × 1.75
M 8 × 1.25
8-4
Torque
kgf·m
lbf·ft
29.7 ± 5.0
215 ± 36.2
46.4 ± 4.0
336 ± 29
29.7 ± 4.5
215 ± 32.5
46 ± 2.0
333 ± 14.5
4.8 ± 0.3
35 ± 2.2
44 ± 6.6
318 ± 47.7
57.9 ± 8.7
419 ± 62.9
45 ± 5.1
325 ± 36.8
45 ± 5.1
325 ± 36.8
29.7 ± 4.5
215 ± 32.5
58.4 ± 6.4
422 ± 46.2
100 ± 10
723 ± 72.3
100 ± 10
723 ± 72.3
57.9 ± 8.7
419 ± 62.9
57.9 ± 6.0
419 ± 43.4
77.4 ± 7.5
560 ± 54.2
29.7 ± 3.0
215 ± 21.7
100 ± 10
723 ± 72.3
87.2 ± 12.5
631 ± 90
140 ± 5.0
1012 ± 36
100 ± 15
723 ± 108
390 ± 40
2821 ± 289
12.8 ± 3.0
92.6 ± 21.7
4.05 ± 0.8
29.3 ± 5.8

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