GB
4. If the specified interval is reached or the
spark plug is defective:
■
Replace the spark plug with a new spark
plug. Use the specified spark plug type
(see technical data).
5. Installing the spark plug:
■
Ensure the spark plug seal ring (16/7) is
on the spark plug.
■
Screw in the spark plug again by hand
and tighten using the spark plug spanner
(torque 12 – 15 Nm).
■
Push on the spark plug connector again
firmly.
10.6 Greasing the gear of the cutting head (17)
1. Place the trimmer on the floor so that the
right side of the cutting head (17/1) points up-
wards.
2. Unscrew the filling screw (17/2) and remove
the sealing ring (17/3).
3. Squeeze in some gear grease (126632 high
performance gear grease).
4. Screw in the filling screw including sealing
ring.
10.7 Sharpening line cutter (18)
1. Loosen the mounting screws (18/1).
2. Clamp the line cutter (18/2) in a vice and
sharpen it using a file. File in one direction
only.
3. Attach the line cutter to the guard plate (18/3)
again using the mounting screws. Tighten the
mounting screws firmly.
54
Maintenance and care
132, 141