Doosan DX60R Shop Manual page 620

Assembly of Brake Valve Parts in Rear Flange
1. Fit O-rings (237) to the each plugs (226).
NOTE: Apply grease to the O-rings (237).
2. Install the valve (227) and the spring (230) on the plugs
(226) (2 plugs). At this time, apply grease and connect the
valve, spring and plug by cohesion of the grease.
3. Install the valve (227) and the spring (230) and the plug
(226) in the rear flange (201) and temporarily tighten.
4. Insert the spool (223) into the rear flange (201).
NOTE: Apply hydraulic liquid to the spool and insert the
spool into the rear flange. Insert the spool
straight into the bore, taking care not to damage
the sliding surfaces of the spool and the bore,
so that there will be no internal leakage of oil
along the spool. Bear in mind that such.
5. Fit the O-ring (236) to the plug (224) (2 plugs).
NOTE:
Apply grease to the O-ring (236).
6. Install the stopper (225) and the spring (228), to the plug
(224) (2 plugs).
7. Fasten the plugs (224) into the rear flange (201).
NOTE: When fasten the plugs into the rear flange,
insert carefully so as not to deform the spring.
Travel Motor
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Figure 124
Figure 125
Figure 126
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