STRUCTURE
17VX3
SWING DRIVE DEVICE & BEARING ASSEMBLY
Swing frame
I"Special tightening"
Stopper plug
I---- I"Special tightening"
H.T. bolt
(M12
x 40)
Tightening torque:
108.0 N-m
H.T. washer
~~~~
!~r'
rM~2b~I~O)
--
I Tightening torque:
~
108.0
N-m
Position
of
install the bearing
Notes:
1)
Assemble the soft zone and grease fill
ports
as
shown
in
the figure above.
2)
When connecting the upper and lowet
parts, temporarily assemble the
reame~
bolt earlier than other bolts, and carry out
centering.
3)
Tighten the reamer bolt first of all.
~
Machine front
Reamer bolt
(M12
x 60)
Tightening torque:
108.0
N-m
I"Special tightening"
Positioned grease
fill port for swing
bearing
Positioned
reamer bolt
..
=:I::
Swing bearing
Swing motor assembly
I :
Apply grease to
th~
gear face when
assembling. I"Special tightening"
I
Tightening torque:
View
A-A
108.0
N-m
I !
,~
o
••
~"/
-"_
..
_'.~M-i=:::x:r=r:::::::t:It::II~=:=::;::======;::::r.r=rI
NOTE:
"Special tightening" appoint place bolts
is
swing motor and swing bearing tighten
bolts.
Apply molybdenum grease to head seat of
the bolt, and then tighten
by
torque wrench.
2 -
11
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