Order Of Assembling - Doosan DX140R Shop Manual

Order of Assembling

When replacing and
adjustment of Ball Bearing is required. Therefore, make sure
that the parts below have been replaced before assembling.
NOTE: Replacement parts for pre-pressure adjustment of
Ball Bearing .Hub (1), Spindle (2), Ball Bearing (24)
NOTE: When replacing and reassembling the above listed
parts, make sure to use the pre-adjusted parts.
Otherwise, the Travel Motor may mal function
resulting in earlier damage.
1. Assembling the Hub
A. Place the Hub[1] on the press work bench.
B. Insert the Ball Bearing (24) into the Hub[1]. Place the
press fitting tool on the outer ring of the Ball Bearing
(24), press it with press to insert into the Hub[1].
C. Turn the Hub (1) upside down.
D. Press fit the Ball Bearing (24) into the Hub (1), in the
same method as B.
NOTE: Take care that the Ball Bearing (24) is
assembled in the correct direction.
E. Apply grease on the O-ring of the Floating Seal (29).
Insert the Floating Sel[29] into the groove on the Hub
(1).
NOTE: When applying grease on the O-ring of the
Floating Seal (29), take the O-ring off of
the Floating Seal (29) and apply grease on
the whole surface of the O-ring, thin and
evenly.
NOTE: To assemble the Floating Seal[29], place
the F/S assembling tool (I), Floating
Seal[29], and F/S assembling tool (II), in
the listed order, and press until the F/S
assembling tool (II) touches the F/S
assembling tool (I). Remove the F/S
assembling tools and confirm that the end
surface of the Hub is within 1 mm
difference with the floating seal surface.
Travel Moter
reassembling parts, pre-pressure
Figure 76
Figure 77
SP001346
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