Operating locationItem no. 10301083, Revision 10 19 ( 36 )6.7 Air-borne noise emissionsCAUTION: Noise has an impact on health.u Only operate the HF spindle if you are wearing hearing protection.7 Operating locationDANGER: Due to flying parts.If the HF spindle is incorrectly attached, it may come loose during operationand be flung away by the forces that occur.u Clamp the HF spindle firmly.WARNING: Risk of injury due to flying parts.The HF spindle operates at high speeds which may cause chips to fly outwith great force.u Never remove the protective devices of the machine or system.u Always wear protective goggles during work.Example of design: MountingsurfaceNote the following points before installing the HF spindle:Ü Make sure that the correct spindle holder for the HF spindle is fitted in themachine.Ü Check the connecting hoses for damage.Ü Check the connecting cables for damage.Ü Only use undamaged hoses and cables.Ü Do not allow the HF spindle to run in the vicinity of a heat source.