Sequence
20
Part to remove
Governor and
related parts
Description
(. 1) Remove the governor lever from
the governor shaft.
(~j
Remove the governor rod, rod
spring. and governor spring.
Precautions
/
Necessary tools
I
Loosen the bolt
1Omm box spanner
(unnecessary to
remove it)
'1
Carburetor
(1
j
Remove the carburetor from
the stud area of the intake side
flange of the crankcase.
I
7-3
--
Head cover
,
(1
j
Remove two M5 screws from the
.B Plus screw-
lateral side of the head cover to
driver
I
remove the head cover.
33
24
Qlinder baffle
(1
j
Remove the M6 bolt from the
i 1Omm box
crankcase and the $15 bolt from
5 anner
the main bearing cover to remove
5 + Plus screw-
!he cylinder baffle.
driver
Spark plug
(1) Remove the spark plug from the
19mm box
cylinder head.
:
spanner
25
Cylinder head
(1
j
Remove sev2n M6 x 32 bolts to
remove the cl-linder head.
(3) Remove the head gasket.
; Mark the head
1Omm box
gasket with its
spanner
mounting position
accurately match-
ing the cylinder
head, also mark
the gasket mount-
ing face of the
, cylinder head.
i Intake valve
(1) Remove both the inner and outer
B2
sure to posi-
t 1Omm box
tappet chamber covers from the
crankcase. by removing two Y6
tion the notch in
spanner
x 1: bolts.
the spring retain-
: (3) Remove both the intake and
er's outside peri-
phery to the front
exhaust valves.
13 Minus screw-
and hook the
driver
(3) Remove the valve spring and
minus screw-
retainer.
I
i
driver (medium
I
side) in the recess
/ (lower side) of
I
a the retainer.
I
Then pull the
spring retainer
'
backward to re-
move it.
I@
1
RETAIN-
ER
PULL
BACK
(1) Remove the Woodruff key from
the crankshaft.
(2) Remove five M6 x 15 bolts locking
1 Omm box
the main bearing cover from the
crankcase.
spanner
' Plastic hammer
(3) Using a plastic hammer or a
Be
careful not
similar tool. strike the mam
to damage the
bearing cover uniformly around
i lip of the oil seal.
its peripheq to remov-e the cover.
;
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