How To Replace The Blade - Husqvarna LE389 Operator's Manual

How To Replace The Blade

The blade is subject to wear and damage, such as
nicks and dents. This is normal and does not affect its
function.
The blade does not require sharpening. Do not
sharpen the blade.
If both sides of the blade (A) are severely worn or
damaged, replace as follows.
1 Disconnect the spark plug wire from the spark
plug.
2 Remove the blade locknut (B) that holds the blade
to the drive shaft.
C
Figure 25: Blade Removal
24
D
B
A
NOTE: To remove or tighten the blade locknut,
always use the method shown in Figure 25.
First, secure wrench (C) onto the nut located
behind the blade. Then, to remove or tighten
the blade locknut, turn the wrench (D).
3 Remove the blade.
4 Install a new blade and secure with the blade
locknut. Tighten the blade locknut to a torque of
40−45 foot pounds.
5 Connect the spark plug wire to the spark plug.
Sharpening can damage the blade
and cause it to break.
Thrown debris can cause severe
laceration.
• Never sharpen the blade, always replace.
Sharpening the blade will cause the blade to
shatter.
• Keep a safe distance from rotating blade
during operation.
WARNING
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