GENERAL SAFETY PRECAUTIONS
Never use a machine that has a faulty muffler.
Regularly check that the muffler is securely attached to the machine.
If the muffler on your machine is fitted with a spark arrestor screen this must be cleaned regularly. A blocked screen will cause the engine to overheat and may lead to serious damage.
WARNING! Mufflers fitted with catalytic
!converters get very hot during use and remain so for some time after stopping. This also applies at idle speed. Contact can result in burns to the skin. Remember the risk of fire!
WARNING! The inside of the muffler contain
!chemicals that may be carcinogenic. Avoid contact with these elements in the event of a damaged muffler.
WARNING! Bear in mind that:
!The exhaust fumes from the engine are hot and may contain sparks which can start a fire. Never start the machine indoors or near
!combustible material!
Locking nut
A locking nut is used to secure some types of cutting attachment.
When fitting, tighten the nut in the opposite direction to the direction of rotation of the cutting attachment. To remove it, undo the nut in the same direction as the cutting attachment rotates. (CAUTION! The nut has a
When loosening and tightening the saw blade nut, there is a risk of injury from the teeth of the saw blade. You should therefore always ensure that your hand is shielded by the blade guard when doing this. Always use a socket spanner with a shaft that is long enough to allow this. The arrow in the diagram shows the area where you should operate the socket spanner when loosening or tightening the nut.
The nylon lining inside the locking nut must not be so worn that you can turn it by hand. The lining should offer a resistance of at least 1.5 Nm. The nut should be replaced after it has been put on approx. 10 times.
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