Safety operation rules for hand drills of hand drills
Can not be used to drill cement and brick walls. Otherwise, it is extremely easy to cause motor overload and burn the motor. The key is the lack of impact mechanism in the motor, the bearing capacity is small.
The electric drill does not stop completely. When the L is rotated, the drill bit can not be unloaded or replaced. 6, power outages, rest or leave the work area, should immediately cut off the power supply.
Electric leakage, vibration, heat or sound found in use, should immediately stop work, find a electrician to check and repair.
1, electric drill shell must be grounded or zero neutral line protection. 2, flashlight drill wire should be protected, strictly prohibit the mess, prevent rolling bad, cut, more not allowed to drag the wire to oil water, prevent oil corrosion wire. 3, when use must not wear gloves, jewelry and other items, to prevent harm to the equipment involved in the hand, wear cloth shoes; work in damp places, must stand in the work of rubber pad or dry wood, to prevent electric shock.
