The operation method and inspection of electric hammer

       The editor of wococarbide.com will tell you about the correct operation method of the electric hammer



1 "Drilling with percussion" operation



1.1 Pull the working mode knob to the impact hole position.



1.2 Put the drill in the position to be drilled, and then pull the switch trigger. The hammer drill only needs to be pushed slightly so that the chips can be discharged freely, and it is not necessary to push hard.



2 "Chisel leveling, breaking" operation



2.1 Pull the working mode knob to the "single hammer" position.



2.2 Use the self-weight of the drilling rig to work without pushing hard.



3 "Drilling" operations



3.1 Pull the working mode knob to the "drilling" (not hammering) position.



3.2 Put the drill on the position to be drilled, and then pull the switch trigger. Just push.



4 Maintenance and inspection



4.1 Checking the drill bit Using a dull or bent drill bit will make the motor overload surface abnormal and reduce the working efficiency. Therefore, if such a situation is found, it should be replaced immediately.



4.2 Inspection of the fastening screws of the electric hammer body Due to the impact of the electric hammer operation, it is easy to loosen the installation screws of the electric hammer body. You should check the fastening conditions frequently. If the screws are found to be loose, they should be re-tightened immediately. Hammer failure.



4.3 Checking the carbon brushes The carbon brushes on the motor are consumables. Once the wear degree exceeds the limit, the motor will fail. Therefore, the worn carbon brushes should be replaced immediately, and the carbon brushes must always be kept clean.



4.4 Inspection of protective grounding wire The protective grounding wire is an important measure to protect personal safety.



Therefore, Class I appliances (metal enclosures) should always check that their enclosures should be well grounded.



4.5 Check the dust cover



The dust cover is designed to prevent dust and dirt from immersing in the internal mechanism. If the inside of the dust cover is worn out, it should be replaced immediately.