89
Drive Sprockets
OREGON
®
RIM SPROCKETS WITH
WEAR-DEPTH INDICATORS
The free-floating rim is the component of a sprocket
system which is replaceable.
• Popular Oregon
®
rims have wear-depth indicators.
When sprocket wear reaches the depth of the indi-
cator, it’s easy to see that it’s time to replace the
rim.
• Popular Oregon
®
rims also have a radially ported
design which uses centrifugal force to throw off
sawdust and debris.
INSTALLING SPROCKETS
Oregon
®
sprockets can be installed on chainsaws
having either inboard-clutch or outboard-clutch
assemblies. Follow instructions in the operator’s
manual provided by your chainsaw’s manufacturer
for correct sprocket installation.
The illustrations below are for general reference
only. Do not use them as instructions for sprocket
or clutch assembly.
INBOARD CLUTCH OUTBOARD CLUTCH
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