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Operator’s
Manual
Pentruder
CW630
HF
Chain
Saw
–
Original
instructions
Page
19
Sprocket
inspection
and
installation
6.2
Sprocket
Wear
Inspect
sprocket
after
each
usage.
Replace
when
grooves
in
the
drive
teeth
are
worn
more
than
half
way
through
(approximately
every
2
‐
3
chains)
and
resembles
the
photo
on
the
right
(“WORN
SPROCKET”)
.
Sprocket
Installation
STEP
1
Remove
snap
ring
Remove
sprocket
Install
new/replacement
sprocket
Install
snap
ring
STEP
2
Ensure
snap
ring
is
fully
seated
in
snap
ring
groove.
New
Sprocket
Worn
Sprocket