Removing Rocker Shaft Assembly; Disassembling Rocker Shaft Assembly; Removing Cylinder Head Bolt - Mitsubishi Heavy Industries SL Series Service Manual

1.1 Removing rocker shaft assembly

(1) Loosen the rocker arm adjusting screw by about one
turn.
(2) Loosen the rocker stay bolts and remove the rocker
shaft assembly.
Note: When removing the rocker shaft assembly, remove it
together with the rocker stay bolts, and keep them
together for reassembling.

1.2 Disassembling rocker shaft assembly

Disassemble the rocker shaft assembly.
Note: Be sure to arrange the parts in order during
disassembly. Keep the original combination of rocker
arm and shaft assembly, and when reassembling,
make sure to install them in their original positions to
restore the same clearance between the rocker shaft
and arms.

1.3 Removing cylinder head bolt

Loosen cylinder head bolts in the numerical order as shown
in the illustration.
DISASSEMBLY OF BASIC ENGINE
Removing rocker shaft assembly
Disassembling rocker shaft assembly
1
7 9
3 10
5
12 14
Front engine
1
5
3
8 6
10
11
Tightening order for cylinder head bolt
6
4
S4L,
2
8
S4L2
11
13
7
2
S3L,S3L2
4
9
5-3