10 ENGLISHIf a long drill bit is installed, extend the guide by pushingup the extension button.1► 1. Extension buttonAdjusting the drilling depth of thedust collection systemOptional accessorySlide the depth adjustment button to the desired posi-tion while pushing it up. The distance (A) is the drillingdepth.A1► 1. Depth adjustment buttonTorque limiterNOTICE: As soon as the torque limiter actuates,switch off the tool immediately. This will help pre-vent premature wear of the tool.NOTICE: Drill bits such as hole saw, which tendto pinch or catch easily in the hole, are not appro-priate for this tool. This is because they will causethe torque limiter to actuate too frequently.The torque limiter will actuate when a certain torquelevel is reached. The motor will disengage from theoutput shaft. When this happens, the drill bit will stopturning.Electronic functionThe tool is equipped with the electronic functions foreasy operation.• Constant speed controlThe speed control function provides the constantrotation speed regardless of load conditions.• Active Feedback sensing Technology (For XRH10/XRH11)If the tool is swung at the predetermined accelera-tion during operation, the motor is forcibly stoppedto reduce the burden on the wrist.NOTE: This function does not work if the accelerationdoes not reach the predetermined one when the toolis swung.NOTE: If the bit is swung at the predeterminedacceleration during chipping, scaling, or demolishing,the motor is forcibly stopped. In this case, releasethe switch trigger, and then pull the switch trigger torestart the tool.Electric brakeThis tool is equipped with an electric brake. If the toolconsistently fails to quickly stop after the switch triggeris released, have the tool serviced at a Makita servicecenter.ASSEMBLYCAUTION: Always be sure that the tool isswitched off and the battery cartridge is removedbefore carrying out any work on the tool.Side grip (auxiliary handle)CAUTION: Always use the side grip to ensuresafe operation.CAUTION: After installing or adjusting theside grip, make sure that the side grip is firmlysecured.To install the side grip, follow the steps below.1. Loosen the thumb screw on the side grip.1► 1. Thumb screw