3-14
GZ160A
13. Lift the cylinder off the crankcase taking care not
to allow the piston to drop against the crankcase.
Account for the gasket and two alignment pins.
GZ142
GZ144
14. Using an awl, remove one piston-pin circlip.
GZ145
15. Using the Piston Pin Puller, remove the piston pin.
Account for the opposite-side circlip. Remove the
piston.
NOTE: It is advisable to remove the opposite-side
circlip prior to using the puller.
NOTE: Support the connecting rod with rubber
bands or a piece of hose to avoid damaging the
rod or install the Connecting Rod Holder.
NOTE: If the existing rings will not be replaced
with new rings, note the location of each ring for
proper installation. When replacing with new rings,
replace as a complete set only. If the piston rings
must be removed, remove them in this sequence.
A. Starting with the top ring, slide one end of the
ring out of the ring-groove.
B. Remove each ring by working it toward the
dome of the piston while rotating it out of the
groove.
AT THIS POINT
To service cylinder, see Servicing Top-Side Compo-
nents sub-section.
! CAUTION
When removing the cylinder, be sure to support the
piston to prevent damage to the crankcase and piston.
! CAUTION
Do not allow the connecting rod to go down inside the
crankcase. If the rod is down inside the crankcase and
the crankshaft is rotated, severe damage will result.
AT THIS POINT
To service piston, see Servicing Top-Side Compo-
nents sub-section.
AT THIS POINT
To service center crankcase components only, pro-
ceed to Removing Left-Side Components.
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