Service and adjustment – Craftsman 536.772301 User Manual
Page 20
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SERVICE AND ADJUSTMENT
HOW TO REPLACE THE BLADE
The blade is subject to wear and damage,
such as nicks and dents. This will not gener
ally affect its function.
1. Disconnect the spark plug wire from the
spark plug.
The blade is designed to not require sharp
ening. Do not attempt to sharpen the blade.
The blade is also reversible. If nicks or
dents are excessive, remove the blade and
turn it around. This will provide a fresh cut
ting edge. Replace the blade if both sides
are worn or damaged,
A
WARNING: Do not sharpen the
blade. Sharpening can damage
the blade and cause it to break,
which can cause injury to yourself or to
others.
To replace the
blade,
follow the steps below.
2.
Remove the
blade locknut
that holds
the
blade
to the drive shaft.
A
WARNING: To remove or tigh
ten the blade locknut, always
use the method shown in
Figure 20. Always position the holding
wrench on the nut behind the blade.
3. Remove the
blade.
4.
Install a new
blade
and
blade locknut.
Tighten the
blade locknut
to a torque of
40-45 foot pounds.
5. Connect the spark plug wire to the spark
plug.