Doosan D35S-5 Service Manual page 55

12. Remove the cylinder head cover (1).
13. Remove the cylinder head bolts.
D439E Service Manual
a. Since push rod is pressing the rocker, loosen the
rocker adjusting screws (1) toremove the cylinder
head bolts (2).
b. When removing the cylinder head bolts, remove
them according to the sequence as shown in the
following figure.
14. Remove the rocker arm and rocker bracket
assembly (1).
15. Remove the cylinder head assembly (1).
53 2. Engine Mechanical System (D439E)
NOTE