Operation & Maintenance Manual
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LG936L Wheel Loader
107
2.6 Tightening Torque of Screw
The tightening torques of screw connection of the important parts are listed in the table below. Abide
by this table except in special conditions.
No. Position
Specification
Material or
character
class
Torque(N.m)
1
Fixing bolts of transmission base
M18×40 8.8
240
~
280
2
Middle cover bolts of transmission box
M12×30 8.8
125
~
165
3
Groove nut on both end of output shaft of
gear box
M33×1.5
8
320~400
3
Connect bolts between rim and brake plate
M18×1.5×50 8.8 200
~
250
4
Connect bolts of main driving left and right
differential cover
M14×1.5×140 40Cr 180
~
210
5
Connect bolts between main driven move
helical gear and right cover of differential
M16×1.5×55 40Cr 280
~
330
6
Connect bolts between main driving bearing
chock and bracket
M22×90 40Cr
450~550
7
Lock bolts of main driving input flange
M33×1.5 8
320
~
400
8
Connect bolts between plane frame
assembly and rim
M18×1.5 10
264~354
9
Connection between the bracket of main
driving and axle shell
M12×1.25×35 10.9 110~130
10 Rim
nuts
M18×1.5 35
265~355
11
Connect bolts between brake clip assembly
and stent
M20×1.5×56 40Cr 370~470
12
Assembly of driving axle and frame
M24×2×100
M24×2×95
8.8 400~500
13
Supporting bolts in the middle of
transmission shaft
M14×1.5×47 40Cr 400~450
14
Connection of engine oil tank and frame
M16×35 8.8
185~265
15
Connection of fuel tank and frame
M24×2×60
M24×2×150
8.8
250~360
320~480
16
Connection of dipper teeth and bucket
M16×40
M16×70
45 193~257
Maintenance content includes the run-in period of a new machine and the periodic maintenance of
every 10, 50, 250, 500, 1000 and 2000 hours.