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4. If necessary, adjust the gap by care-
fully bending the ground electrode on
the spark plug.
5. Clean the spark plug with a wire
brush.
6. Insert the cleaned and adjusted spark
plug or replace a damaged spark plug
with a new one (recommended torque
20 Nm, determined with a torque
wrench) (see "Replacement parts/Ac-
cessories").
Changing the Engine Oil
Change the engine oil with the
petrol tank empty and the engine
warm.
• Change the engine oil for the
first time after around 5 operat-
ing hours then every 50 operat-
ing hours or annually.
• Dispose of the used oil in an
ecofriendly manner (see "Dis-
posal/Environmental protec-
tion").
1. Remove the spark plug connector
(
12) (see "Maintaining the Spark
Plug").
2. Open the oil tank cover (
pump out the motor oil with an oil
pump.
3. Refill with engine oil (see "Initial Op-
eration").
Adjusting the Bowden
Cable
If the Bowden cable becomes misplaced
for the drive and has too much play, it can
be adjusted.
1.
Loosen the small lock nut (35).
86
All manuals and user guides at all-guides.com
18) and
2. - Turn the adjusting nut (36)
anticlockwise:
The Bowden cable shortens.
- Turn the adjusting nut (36)
clockwise:
The Bowden cable lengthens.
Checking/Sharpening/
Replacing the Blade
Only allow specialist companies to
install and dismantle the knife.
Wear gloves when handling the
blade.
• Take off the spark plug connector
(
12) and check the blade for wear
and damage.
• Always have a blunt blade resharp-
ened by a specialist company, as an
imbalance check can be carried out
there.
• Always have a specialist workshop
change a damaged or imbalanced
blade.
Incorrect installation can result
in serious injury.
Adjusting the Carburettor
The carburettor has been preset in the
factory for optimum performance. If read-
justments are required, have the adjust-
ments made by a specialist workshop.
Maintenance Intervals
Regularly carry out the maintenance work
listed in the "maintenance intervals" table.
Regular maintenance prolongs the life of
the equipment. It also gives optimum cut-
ting performance and avoids accidents.
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