Procedures
I
Remarks
I
Too
I
(1)
Remove the camshaft from the crankcase. To prevent the tap-
pets from falling or
damaging, place the
crankcase
on
the
side. (See Fig.
19
.)
15
Tappet
~~~ ~~~~ ~~~ ~~
I
(1) Remove the tappets from the crankcase.
Before removing put
a mark of intake or
exhaust
on
each
tappet.
Order
16
17
18
I
tern
Connecting rod
and piston
Piston and
piston pin
Crankshaft
Camshaft
Procedures
(1)
Scrape off carbon and other foreign deposits
from the upper parts of the cylinder and
piston, and then straighten out the bent
tabs of the lock washers
on
the connect-
ing rod, and remove two pieces of the bolt.
(2)
Remove the lock washer and the connecting
rod cap from the crankshaft.
(3)
Turn the crankshaft until the piston is raised
up to the hghest position, push the connect-
ing rod
up,
and
remove the piston out of the
top
of
the cylinder.
(1) Remove the two clips, pull out the piston
pin, and take the piston off from the small
end of the connecting rod.
(2)
Spread the open ends of the piston rings
and remove them from the piston.
(1)
Remove the woodruff key (for the mag-
neto).
(2)
Lightly hammer the magneto end of the
crankshaft, and pull it out of the crank-
case.
-
15
-
Remarks
I
Tool
8
mm
box
spanner
or
8
mm spanner
Pay attention to the
direction
of
the con-
necting rod cap.
Be careful
not
to
damage the inside of
the small end of the
connecting rod.
Be careful not to
break the rings by
spreading too much.
Be careful not to
damage the oil seal.
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