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INSPECTION OF BOLT AND NUT
Check all fasteners after working for 50 hours for the first time
and every 250 hours from then on. If loose or loss is found, it
is necessary to re-tighten or add new products. You must use
torque wrench.
Clear the fasteners before tightening.
If the counter weight of the bolt is loose, please consult the
agent to solve the problems.
No.
The connecting bolts and nuts between engine
1
mounting support and engines
The connecting bolts and nuts between engine
2
mounting support and main frame
3
Mounting bolts for radiator
4
Tighten the mounting bolts for hydraulic oil tank
5
Tighten the mounting bolts for fuel tank
6
Tighten the mounting bolts for oil pump
7
Tighten the mounting bolts for control valve
The bolts between cab mounting rubber and
8
main rack
9
The bolts between cab mounting rubber and cab
10
Tighten front/rear axles
Connecting bolt and nuts
11
for propeller shaft
12
Tire nut
The connecting bolt between gearbox and main
13
frame
4-20 Inspection, Maintenance and Adjustment
Check points
Bolt
Nut
Bolt head
Bolt dia.
Qty.
dimension
M12
4
M20
2
M12
4
M16
5
M20
4
M12
4
M12
4
115mm
M16
4
M10
16
M30
8
260mm
M12
16
M12
8
M20
40
M20
2
Torque
kg•m
12
46±4.6
40mm
12
24mm
20~26
193~257
30mm
55~66
540~650
35mm
8~10
8~10
64mm
20
30mm
6~67
150
65mm
11
65mm
11
61~69
600~680
70±4.6
Nm
118
451±45
118
78~104
78~104
196
59~657
1470
107
107
686±45
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