Instruction Manual

13.3 Removing and Attaching the
Blade
13.3.1 Removing the Blades
WARNING
■ The cutting edges of the blades are sharp.
There is a risk of cut injuries.
► Wear work gloves made of durable mate‐
rial.
► Shut off the powerhead.
2
1
6
4
3
5
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► Remove screw (1) clockwise.
► Remove the rider plate (2).
► Remove screws (3) counterclockwise.
► Remove blade (4).
► Remove screws (5) counterclockwise.
► Remove blade (6).
13.3.2 Mounting the Blades
WARNING
■ The cutting edges of the blades are sharp.
There is a risk of cut injuries.
► Wear work gloves made of durable mate‐
rial.
► Shut off the powerhead.
5
6
3
4
1
2
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► Fit blade (1).
► Insert the screws (2) clockwise and tighten
them down firmly.
► Fit blade (3).
► Insert the screws (4) clockwise and tighten
them down firmly.
► Fit the rider plate (5).
► Fit the screw (6) and tighten it down firmly
counterclockwise.
13.4 Offsetting the Blades
WARNING
■ The cutting edges of the blades are sharp.
There is a risk of cut injuries.
► Wear work gloves made of durable mate‐
rial.
► Shut off the powerhead.
► Remove the blades.
120°
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► Mount the blades 120° offset.
► If the blades have already been offset twice:
Replace the blades.
► If you have any queries: Contact a STIHL
servicing dealer for assistance.
13.5 Sharpening the Blades
WARNING
■ The cutting edges of the blades are sharp.
There is a risk of cut injuries.
► Wear work gloves made of durable mate‐
rial.
► Shut off the powerhead.
► Remove the blades.
1
2
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► Use a STIHL flat crosscut file to sharpen the
cutting edge (2). The file only sharpens on the
forward stroke. Maintain the specified sharp‐
ening angle, 15.2.
► Sharpen the other cutting edges.
► Mount the blades.
► If you have any queries: Contact a STIHL
servicing dealer for assistance.
English 13 Maintenance
8 0458-810-0121-B