9Protection lock worksBattery indicator On Off Blinking015200In this situation, the tool does not start even if turningthe tool off and on. To release the protection lock,remove the battery, set it to the battery charger and waituntil the charging finishes.Shaft lockCAUTION:• Never actuate the shaft lock when the spindle ismoving. The tool may be damaged.1015081Press the shaft lock to prevent spindle rotation wheninstalling or removing accessories.ASSEMBLYCAUTION:• Always be sure that the tool is switched off and thebattery cartridge is removed before carrying outany work on the tool.Installing side grip (handle)CAUTION:• Always be sure that the side grip is installedsecurely before operation.015083Screw the side grip securely on the position of the toolas shown in the figure.Installing or removing wheel guard(For depressed center wheel, multi disc /abrasive cut-off wheel, diamond wheel)WARNING:• When using a depressed center grindingwheel/Multi-disc, wire wheel brush, cut-off wheelor diamond wheel, the wheel guard must be fittedon the tool so that the closed side of the guardalways points toward the operator.• When using an abrasive cut-off / diamond wheel,be sure to use only the special wheel guarddesigned for use with cut-off wheels.For tool with clamp lever type wheel guard1234015084Loosen the lever on the wheel guard after loosening thescrew. Mount the wheel guard with the protrusion on thewheel guard band aligned with the notch on the bearingbox. Then rotate the wheel guard to such an angle thatit can protect the operator according to work.123015085Tighten the lever to fasten the wheel guard. If the leveris too tight or too loose to fasten the wheel guard,loosen or tighten the screw to adjust the tightening ofthe wheel guard band.To remove wheel guard, follow the installationprocedure in reverse.1. Wheel guard2. Bearing box3. Screw4. Lever1. Screw2. Lever3. Wheel guard1. Shaft lock