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Instructions and Maintenance of Electric Drill, Electric Hammer and Bench Drill

Pre work inspection:
1. Before use, carefully check the grounding wire and other protective devices.
2. Check whether the running parts can rotate smoothly and whether there are part faults.
3. Check wires and sockets before use. If there is any damage, it should be repaired by qualified professionals.

Operation requirements:
1. Wear appropriate protective equipment, and wear a dust mask when working with a large amount of dust.
2. The workplace must be kept tidy. Disorder is easy to cause accidents. Pay attention to environmental factors. Do not expose electric tools to rain, and do not use electric tools in wet places. Do not use electric tools near flammable gases / liquids. The workplace must have sufficient lighting equipment.
3. Beware of electric shock. When working, avoid letting your body touch grounded objects, such as pipelines, equipment, etc.
4. Do not let irrelevant personnel touch the machine or wires, and do not allow the above personnel to enter the working range.
5. The wires of electric tools must be placed behind the machine body and away from the drill.
6. Use a machine with proper performance, do not overload the machine, and operate at the rate calibrated on the machine.
7. Don’t wear loose clothes or accessories when working. The above items may be involved in the machine during operation.
8. Use the wire according to the regulations. Don’t pull the wire to lift the machine, and don’t pull the wire to pull out the plug. Wires must be kept away from high temperature, oil and sharp edges.
9. Fix the processed materials. Fix the processing material with a fixing device or vice.
10. Stand on your feet and avoid operating the machine in an unstable posture. Ensure a firm foothold during operation and keep limbs stable at all times.
11. Before carrying out any work on the hammer drill, pull the plug away from the socket to cut off the power supply.
12. Do not leave tools and wrenches on the machine.
13. Be careful not to start the machine accidentally. Never put your hand on the on key when carrying the machine that has been powered on. The power switch of the machine must be turned off before it can be turned on.
14. Pay attention to the torque response when the drill starts running; Pay attention when the drill bit is clamped.
15. Keep alert at all times. Keep clear headed when working. If you can’t concentrate, don’t use the machine.
16. The maintenance of electric tools should be handed over to professionals.
17. It is forbidden to wear gloves when working with a bench drill.

Maintenance of electric tools and drills:
1. Check the wear condition of the brush every week, and replace the too short brush in time. The replaced brush should move freely in the brush holder. After the hand test motor rotates flexibly, run it idle for another 15 minutes to make the brush in good contact with the commutator.
2. Keep the air duct unblocked and remove oil and dust regularly.
3. In the process of use, if one of the following situations occurs, the power must be cut off immediately and sent to full-time personnel for treatment.
A. the transmission parts are stuck, and the speed drops sharply or stops rotating suddenly.
B. abnormal vibration or sound, high temperature rise or peculiar smell are found.
C. when the spark under the brush is greater than grade 2 or there is ring fire.


Post time: Jul-28-2022