Remove piston pin cire/ips.
Remove piston
pin
from connecting rod.
Remove piston rings from piston.
1. Circlips
2.
Piston pin
3. Connecting rod
4.
Piston
5.
Piston rings
Cleaning/Inspection
004566
IMPORTANT: If excessive wear, cracks,
defects, or damage
is
found
on
any component,
replace component.
Cylinder
Use a straightedge and a thickness gauge to
measure the
cylinder distortion
on
the gasket sur-
face at six
locations as shown.
The service
limit for distortion
is
0.002 in. (0.05
mm). If measurement exceeds service limit, resur-
face or
replace cylinder.
POWERHEAD
CYLINDER/CRANKCASE/PISTON ASSEMBLY
The cylinder can
be
resurfaced using a surface
plate and #400 grit wet sandpaper. Move the cylin-
der
in
a figure eight pattern when sanding.
004567
004568
Check water jackets for e/ogs or obstructions.
004569
E
o
U
Qj
)(
~
Qj
~
ii
155 E
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