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2. Open the air filter box (11).
3. Remove the air filter (12).
4. Clean the air filter (12) in a soap solution.
5. Allow the air filter (12) to dry. Put a
few drops of fresh engine oil into the
air filter.
6. Replace the faulty air filter (12) with
a new air filter (12) see „Spare parts/
Accessories").
Inserting the air filter
1. Insert the air filter (12) into the air filter
box (11).
2. Close the air filter box (11) back up.
Change/adjust spark plug
A worn spark plug or a spark gap
that is too large will result in a re-
duction of engine performance.
1. Disconnect the spark plug
connector (14) from the spark
plug (32) by simultaneously pull-
ing and turning.
2. Unscrew spark plug (32) coun-
ter clockwise with a spark plug
socket.
3. Check the spark gap using a
feeler gauge (available from
specialist shops). The spark gap
must be at least 0.6 - 0.8 mm.
4. If necessary, adjust the gap by
carefully 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 (32) or replace a
damaged spark plug with a new
one.
7. Tighten the spark plug (32) by
turning in a clockwise direction
with a spark plug wrench.(rec-
ommended torque 20 Nm, deter-
mined with a torque wrench).
Changing the engine oil
Warning! Engine oil is harmful to
health and the environment.
Change the engine oil when the
engine is warm.
To change the oil, you will need:
- Oil change kit
- Empty container for the waste oil.
• 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 eco-
friendly manner (see "disposal /
environmental protection").
1. Disconnect the spark plug connector
(
14).
2. Open the oil tank cap (
3. Pump out the engine oil with an oil
pump (not included in delivery).
4. Top up the engine oil (see "Filling the
engine oil").
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 (34).
2. - Turn the adjusting nut (35)
anticlockwise:
The Bowden cable shortens.
GB
17).
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