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Doosan DP158LDS - Page 102

Doosan DP158LDS
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5. About the engine
96
4) Attach the valve spring(E).
5) Compress the valve with the valve spring press
(EF.120-262).
6) Attach the valve cotters(F).
23. Attach the cylinder head assembly.
DV2213077A
1) Attach the gasket assembly.
2) Attach the cylinder head assembly(B).
3) Tighten 6 cylinder head fixing bolts(A) at a tightening
torque 8kgf·m + 15kgf·m + 90° + 90° by using the angle
method.
4) Attach 12 cylinder head assembly as the same proce-
dure.
24. Attach the push rods.
DV2213076A
EDV2218002
1) Attach 24 push rods(A).
25. Attach the rocker arm assembly.
DV2213075A
1) Attach the rocker arm assembly(B).
2) Tighten the fixing bolts(A).
3) Attach 12 rocker arms as the same procedure.
CAUTION
Be carful the valve direction. Install the valve spring
seat with “TOP” (painted in Dual Spring - Yellow / Single
Spring - Red) side up.
CAUTION
Check if the valve cotters have been positioned
correctly with the plastic hammer after completing
attaching them.
B
A
A
A
A
B

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