Joyner JNSZ1100SVB Owner's Manual page 86

2.2.5. Replace the bush if width is beyond the
limit.
Attention:
·In replacing the bushes, you should use the
products
of same brand and from the same manufacturer,
which
can accord with the request of clearings.
2.2.6. Removal of connecting rod bearing cover
and
connecting rod bush
2.2.7. The threaded section of the connecting rod
bolt is
to be equipped with protective sleeve to prevent
from
scraping the cylinder hoe and crankshaft
connecting
rod axle diameter. Then knock the piston
connecting
rod out with the handle of a hammer.
Attention Put the parts and components of
various
cylinders in good order.
2.3. Use a caliper to measure the crankshaft
axial
clearance. If the axial clearance is above the
limits, it
is needed to replace the axial thrust washer or the
Connecting
rod bush
Lagging cover
Connecting
rod cover