Doosan DX60R Shop Manual page 619

4. Install the cylinder block (104) to the shaft (102).
5. Turn cylinder block (104) with your hands and make sure
there is no looseness.
Assembly of Parking Brake Section
1. Turn the workbench 90 degrees.
2. Install mating plate (269), friction plate (215) and mating
plate (216) in that order in the inner circumference groove
of the spindle (2) and the section in cylinder block (204).
NOTE: Install the friction plate after applying the
hydraulic fluid.
3. Fit O-rings (235, 239) to piston (212). At this time, apply a
thin coat of grease to the O-rings.
4. Install piston (212) in spindle (2).
NOTE:
If the piston doesn't fit into the spindle because
or the resistance of the O-rings, tap the edge of
the piston lightly and equally with a plastic
hammer. Be careful not to damage the O-rings
at this time.
Travel Motor
Figure 121
Figure 122
Figure 123
SP001686
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