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Silencer and spark arrester (Fig. 2+7)
The engine and the silencer are very hot after running the engine. Do not touch the engine and si-
lencer during inspection or repair while they are still hot.
1. Remove the screws and pull the cover outwards.
2. Loosen the screw and remove the silencer cap (20), the silencer screen (21) and the spark ar-
rester.
3. Clean the carbon deposits on the silencer and spark arrester with a wire brush. Use the wire
brush lightly for cleaning to avoid damaging or scratching the silencer and spark arrester.
4. Check silencer and spark arrester. Replace them if they are damaged.
5. Install the silencer screen (21) and the silencer cap (20).
6. Fit the cover and tighten the screws
Air lter (Fig. 6)
If the engine operates frequently in dusty or other severe circumstances, clean the air lter element
every 10 hours. If necessary, change the air lter element every 25 hours. Also refer to the service
information. Clean the air lter (19) regularly, and if necessary exchange it.
• Open the air lter cover (18).
• Remove the lter element (19).
• When cleaning the element do not use any strong cleaners or petrol.
• Clean the element by tapping it on a at surface. If it is very dirty wash with soapy water, rinse with
clean water and leave to dry.
• Put it back together in the opposite order.
Spark plug (Fig. 4)
Check the spark plug after the rst 20 hours of use for dirt and if necessary clean it with a copper wire
brush. Then service the spark plug after every 50 hours of use.
• Remove the cover.
• Remove the spark plug connector (16) with a turning movement.
• Remove the spark plug with the spark plug socket (E) included.
• Put it back together in the opposite order.
Petrol lter (Fig 8+9)
Note: The petrol lter (22) is a lter bowl located directly under the petrol cap (2) , ltering any petrol
added.
1. Turn the on /o switch (10) to the “OFF“ position.
2. Open the petrol cap (2)
3. Remove the petrol lter (22) and clean in a nonammable solvent or solvent with a high ash
point.
4. Reinsert petrol lter (22).
5. Close the petrol cap (2).
Changing the oil (Fig. 5)
If the petrol engine operates frequently under high temperatures or high loads, change the oil every
25 hours.