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Cylinder Head/Cylinder/Piston
NOTE
•
Do
not allow the dust
and
dirt
to
enter
the
cylinder
vyhile
servicing.
•
The
rocker
arm
and camshaft
servicing
can be performed
with the engine
in
the frame.
Requisite Service
•
Fuel
tank
removal/installation
{page 2-4)
Procedure
Q'ty
Remarks
Removal
Order
[11
Spark
plug
cap
2
(2)
Cylinder
head
cover
bolt
2
(3)
Cylinder
head
cover
1
'
(4)
Gasket
1
(5)
Crankshaft
hole cap/o-ring
1
(6)
Timing
hole cap/o-ring
1
(7)
Camshaft
holder nut
-
See
next page.
(8)
Cylinder
head
bolt
3
J
Only
loosen.
(9)
Washer
8
(10)
Camshaft
holder
2
Disassembly/assembly
(page
7-5).
(11)
Dowal
pin
4
(12)
Cam
sprocket
bolt
2
NOTE
-
Release
the
cam
chain tensioner by
pulling
wedge
A
straight
up
while holding
wedge
B
down. Then
secure
wedge
A
with
a
2
mm
pin
as
shown.
•
Be
careful
not
to
let
the
bolts
and
pin
fall
into
the
crankcase.
(13)
Camshaft
1
NOTE
•
Attach
the piece
of
wire to the
cam
chain
ends
to pre-
vent then from being dropped
into
the crankcase.
(14)
Cam
sprocket
.1
(15)
Snap
ring
1
(16)
Thrust
washer
1
(17)
Camshaft
bushing
2
7-3
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Troubleshooting
