First, the use of personal protection when the hammer

　　1, the operator should wear protective glasses to protect the eyes, face up when the operation, to wear protective masks.

　　2, long-term operation when the fortress good earplugs to reduce the impact of noise.

　　3, after long-term operation in the burning state of the drill bit, the replacement should pay attention to burn the skin.

　　4, the operation should be used side of the handle, hands operation, in order to block the reaction force sprained arm.

　　5, standing on the ladder to work or work should be done at high height falling measures, ladders should be ground support.

　　Second, the operation should pay attention to matters

　　1, to confirm the site received power and hammer nameplate is consistent. Is connected to a leakage protector.

　　2, drill and holder should be fitted, and properly installed.

　　3, drilling walls, ceilings, floors, you should first confirm whether the laying of cables or pipes.

　　4, in the high operation, we should pay full attention to the following objects and pedestrian safety, if necessary, set warning signs.

　　5, to confirm whether the switch on the hammer cut off, if the power switch is connected, the plug into the power outlet when the power tool will be unexpectedly immediately turn, which may lead to personal injury hazards.

　　6, if the workplace at a location away from the power, the need to extend the cable, you should use a sufficient capacity, the installation of qualified extension cable. Extension cable such as through the pedestrian aisle should be elevated or do a good job to prevent the cable was crushed damage measures.