18
GB
IE
NI
Once you have loosened the blade
screw (31), you have to replace the
clamping disk (33).
The tightening torque of the blade
is 45 Nm.
1. Disconnect the spark plug connector
(
16
).
2. Tilt the device back so that the spark
plug faces upwards.
3. Use firm gloves and keep hold of the
blade (30). Use a spanner to turn the
blade bolt (31) counter-clockwise from
the motor spindle (32).
4. Reassemble the new blade in the re-
verse order.
Make sure that the blade is positioned
correctly and resting flush on the en
-
gine spindle.
The clamping disk (33) must be positioned
between the blade screw and blade.
5. Tighten the blade with 45 Nm.
Adjusting the carburettor
The carburettor has been preconfigured
for ideal performance at the factory. If any
readjustments are necessary (see “Trouble
-
shooting”), have the adjustments made by
a specialist workshop.
Service intervals
Carefully perform the maintenance tasks
listed in the table on a regular basis.
Regular servicing will extend the life of
your device. Additionally, you will achieve
optimum cutting performance and prevent
accidents.
Maintenance tasks
(see “Cleaning and Servicing”)
before
after
after
the first
5 hours
after
8 hours
after
50 hours
annu-
ally
work
Check and tighten the screws,
nuts and bolts
Check the engine oil level/pet-
rol level and add engine oil/
petrol as needed
Clean the operating elements/
area surrounding the muffler
Replace the engine oil
Replace the air filter
a
Clean/adjust/replace the
spark plug
Clean/check blade
sharpen blade
Clean the air cooling systema
a
a
Replace more frequently in a high dust environment or in case of heavy contamination
