GENERAL SAFETY PRECAUTIONSEnglish – 9fitted with a catalytic converter is also designed to reduceharmful exhaust gases.In countries that have a warm and dry climate there is asignificant risk of fire. We therefore fit certain mufflers witha spark arrestor mesh. Check whether the muffler on yourmachine is fitted with this kind of mesh.For mufflers it is very important that you follow theinstructions on checking, maintaining and servicing yourmachine.Never use a machine that has a faulty muffler.Regularly check that the muffler is securely attached tothe machine.If the muffler on your machine is fitted with a sparkarrestor mesh this must be cleaned regularly. A blockedmesh will cause the engine to overheat and may lead toserious damage.Locking nutA locking nut is used to secure some types of cuttingattachment.When fitting, tighten the nut in the opposite direction to thedirection of rotation of the cutting attachment. To removeit, undo the nut in the same direction as the cutting! WARNING! Mufflers fitted with catalyticconverters get very hot during use andremain so for some time after stopping.This also applies at idle speed. Contactcan result in burns to the skin.Remember the risk of fire!! WARNING! The inside of the mufflercontain chemicals that may becarcinogenic. Avoid contact with theseelements in the event of a damagedmuffler.! WARNING! Bear in mind that:The exhaust fumes from the engine arehot and may contain sparks which canstart a fire. Never start the machineindoors or near combustible material!