,”-.
Procedures
Remarks
Tool
I
Order
13
Item
Spark plug
(1)
Remove the spark plug from the
cylinder head.
21
mm
box
spanner
Cylinder head
~~ ~~
(1)
Remove the
8
mm bolt and remove the
cylinder head from the crankcase.
89
x
40
mm bolt:
8
pcs.
(2)
Remove the cylinder head gasket
from
the crankcase.
~~ ~~ ~
12 mm
box
spanner
14
15
Intake and
exhaust valve
(1)
Remove the inner and outer tappet
covers from the crankcase.
69
x
I2
mm bolt: 2 pcs.
(2)
Pull out the intake and exhaust valve.
(3)
Remove the valve spring and the valve
retainer
.
Put the notch on the
outer circumference
of the
spring
retainer
on this side.
Hook
the medium
size
(-)
drive at the
dent (lower side)
of
the spring retainer
and pull out the
valves, while pulling
the spring retainer
toward
you.
(See Fig. 2
1
.)
10
mm
box
spanner
The front
is
this
side.
(-)
driver
16 Main bearing
cover
(1)
From the crankcase remove the bolt
fastening the main bearing cover.
EY
15,20
. .
.
6$
x
30
mm bolt:
8
pcs.
EY28
.
. . .
. .
8$
x
28 mm bolt:
8
pcs.
cover evenly with a plastic hammer.
(2)
Remove the cover,
lightly
tapping the
Sems bolt
10
mm box spanner
Be careful not
to
damage the
oil
seal.
(See Fig. 22.)
Spark
Plug
Cvlinder Head
Cyclone
Cleaner
Crankcase
I
Drain
Plug
-
24
-
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