Maintenance and care
■
If, after a short period of operation, the
spark plug is defective again, the engine
and the carburettor settings must be
checked by an authorised service work-
shop.
3. Check the electrode spacing:
■
Use a feeler gauge (11/5) to check that
the electrode gap (11/6) is 0.6 – 0.7 mm.
If not, carefully tap the electrodes closer
together or carefully bend them apart.
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 chapter 11 "Technical data",
page 49).
5. Installing the spark plug:
■
Ensure spark plug seal ring (11/7) 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.
10.5 Sharpening line cutter (12)
1. Loosen mounting screws (12/1).
2. Clamp line cutter (12/2) in a vice and sharpen
it using a file. File only in one direction.
3. Attach the line cutter to guard plate (12/3)
again using the mounting screws. Tighten the
mounting screws securely.
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