Doosan DX60R Shop Manual page 395

1. Remove the crankshaft pulley and the gear case cover.
See Removal of Timing Gear Case Cover on page 6-73.
2. Remove the oil pump assembly bolts. Remove the oil pump
assembly (1, Figure 328) from the gear case housing (2,
Figure 328).
Cleaning and Inspection
Wash the oil pump, oil pressure regulator and oil pump cavity.
Inspect for wear or damage. Replace as necessary.
If any oil pump component clearance exceeds its limit, the
oil pump must be replaced as an assembly.
Check Outer Rotor Outside Clearance
Determine the outside clearance of the outer rotor. Insert a
feeler gauge between the outer rotor (1, Figure 329) and gear
case oil pump cavity (2, Figure 329).
Record the measurement(s) and see Check Outer Rotor
Outside Clearance on page 9-11 for the service limits.
Engine
CAUTION
Figure 327
Figure 328
Figure 329
SP001693
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