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Tightening and Retightening Torque of Nuts and
Bolts
--- every 250 hours (50 hours at first time only)
Tighten or retighten nuts and bolts used on this machine in
accordance with the torque values shown in the following
table. Check nuts and bolts for looseness and missing daily
before and after operation. If any loose or missing nuts and/or
bolts are found , retighten or supply replacement parts. Check
tightness after the first 50 hours then every 250 hours. The
nuts and bolts other than those shown in the table below shall
be tightened in accordance with the torque values shown in
the table on page 7-125.
LOCTITE #263 is used.
Figures with * mark are shown in Inch.
1 Front axle mounting bolt
2 Rear axle support mounting bolt
3 Wheel rim mounting bolt
4 Propeller shaft mounting bolt
5 Propeller shaft support bearing mounting bolt
6 Transmission mounting bolt: Bracket
7 Transmission mounting bolt: Cushion rubber
8 Engine mounting bolt
9 Aftertreatment device mounting bolt/nut
MAINTENANCE
Locations
Bolt
Diameter
30
30
24
12
20
16
20
A
16
B
20
C
12
D
24
E
12
F
3.4 UNC
A
12
B
10
7-126
Wrench
Quantity
Size
N·m (kgf·m)
8
46
1420 (145)
10
46
1420 (145)
80
36
24
19
142 (14.5)
2
30
400 (40)
24
24
206 (21)
4
30
400 (40)
8
24
206 (21)
2
30
400 (40)
4
19
90 (9.2)
2
36
700 (70)
4
15
115 (11.7)
1
26
325 (33.1)
8
19
16
17
Torque
890 (91)
90 (9.2)
20 (2)
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