Sharpening
Cutting
Tools
D
3
1
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2
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3
• Resharpen only when all cutting
edges (1)
on
both sides of the
blade are dull: This ensures
balanced wear.
Grass cutting blade 230-4
Never straighten or weld a bent or
cracked cutting blade -
it
might
shatter and cause serious or fatal injury.
o
• Push shaft (3) into the drive tube -
tum it
to
and fro until distance A
is
less than 30mm (1.2").
• Slide the drive tube into
the gear head
-
turn drive shaft (4) back and
forth until mark is reached.
• Line up the gear head.
•
Tighten down the clamp screws.
•
If
shaft has turned blue, fit a
new one.
• Pull the shaft
(3) out of the drive
tube.
• Use STIHL multipurpose grease
0781
120 1109 to coat dry areas
of the shaft:
Do not apply too much grease
-
never pump grease into the
drive tube.
t
~3
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"'
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To
avoid out-at-balance:
• Resharpen the cutters
(2)
uniformly - do not alter the contour
of the parent blade (3)
in
any
way.
• After resharpening about 5 times,
have blade checked on STIHL
balancer 5910 850 2600 and
rebalanced as necessary.
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