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Doosan DE12T - Front Oil Seal

Doosan DE12T
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9.3.12. Timing gear case cover
¥
Install dowel pin on the timing gear case.
¥
Mount a gasket by aligning the fixing
bolt holes with those on the gasket.
¥
Align the dowel pin with the cover pin
hole, then install the cover with light tap.
¥
Tighten the fixing bolts beginning with
the oil pan fitting face.
9.3.13. Front oil seal
¥
Apply lubricating oil to the outside of the
oil seal and timing gear case inside
diameter and fit them over the crank-
shaft, then assemble the oil seal using
an oil seal fitting jig.
9.3.14. Cylinder liner
¥
Stand the cylinder block so that the fly-
wheel faces downward.
¥
Thoroughly clean the liner flange fitting
surface and bore inside with com-
pressed air to prevent the entry of for-
eign substances.
¥
After the cleaning operation, make the
cylinder liner dried up and push it into
the cylinder block by hand.
¥
Wet the liner inside diameter with engine
oil.
- 97 -
EAMD086I
Oil seal fitting jig
EAMD087I

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