- 12 -WARNING• It should never be necessary toforce the tool. The weight of the toolapplies adequate pressure. Forcingand excessive pressure could causedangerous grinding disc breakage.• ALWAYS replace grinding disc if toolis dropped while grinding.• NEVER bang or hit grinding disc.• Avoid bouncing and snagging thegrinding disc, especially whenworking corners, sharp edges etc.This can cause loss of control andkickback.CAUTIONAfter operation, always switch off thetool and wait until the wheel has come toa complete stop before putting the tooldown.Visual inspection and workouttest on disc1. Always make sure that the disc has nocracks before use.2. Always give workout test on the bladeas follows.3. Always make sure the disc is firmlyfixed.Work out timeBrand new disc more than 3 min.Before use oncurrent disc more than 1 min.Grinding operationB 15 °~30 ° AALWAYS hold the tool firmly with onehand on grip and the other on thesupport handle. Turn on the tool andthen apply the wheel or disc to theworkpiece.In general, keep the edge of the wheelor grinding disc at an angle of about15º-30º to the workpiece surface.When using a new grinding disc, donot work the grinder in the B directionor it will cut into the workpiece. Oncethe edge of the grinding disc hasbeen rounded off by use, the grindingdisc may be worked in both A and Bdirection.