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Doosan DE12T - Cylinder Head; Valve and Valve Stem Seal

Doosan DE12T
175 pages
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9.1.28. Cylinder head
¥
Unscrew the cylinder head fixing bolts
and take off the cylinder head.
¥
Remove the cylinder head gasket.
9.1.29. Valve and valve stem seal
¥
Compress the valve spring retainer using
a jig and take off the valve cotter pins.
¥
Disassemble the valve springs and
retainers.
¥
Take off the valves.
¥
Remove using a general tool and discard
the valve stem seals in order not to be re-
used.
9.1.30. Oil cooler
¥
Remove the water pipe connected to the
water pump.
¥
Remove the oil pipe connected to the
cylinder block.
¥
Unscrew the oil cooler cover fixing bolts
and disassemble the oil cooler assembly
from the cylinder block.
¥
Unscrew the oil cooler fixing bolts and
remove the oil cooler from the oil cooler
cover.
- 68 -
EAMD031I
Valve spring
compressor
EA0M4007
EAMD033I

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