Common Sense Is Used Correctly with the Hammer

First, "with impact drilling" operation

(1) Pull the working mode knob to the impact turn hole position.

(2) Put the drill bit in the position where the hole needs to be drilled, and then unplug the east switch trigger. Drilling only need stoe pressure, so that the chips can be freely discharged, without pushing hard pressure.

Second, "chisel, broken" operation

(1) Pull the working mode knob to the "single tap" position.

(2) Use the drilling rig self-weight to carry out the operation, do not have to push hard

Third, "drilling" operation

(1) Pull the working mode knob to the "drilling" (no hammering) position.

(2) Place the drill bit where the drill needs to be drilled, and then unplug the switch trigger. Just push it.

Four, check the drill bit

The use of dull or curved drills will cause the motor to overload and reduce operating efficiency, so if such cases are found, replace should be dealt with immediately.

V. Electric hammer body tightening screw inspection

Due to the impact of the electric hammer operation, easy to make the hammer body installation screw loose, should often check its fastening situation, if found that the screw is loose, should immediately re-tighten, otherwise the hammer failure.

Six, check the carbon brush

The carbon brush on the motor is a consumable, once its wear and tear exceeds the limit, the motor will fail, therefore, the worn carbon brush should be replaced immediately, in addition to the carbon brush must always remain clean.

Seven, protection ground wire inspection

Protecting the ground wire is an important measure to protect personal safety, so Class I appliances (metal enclosures) should be checked frequently for good grounding.

Eight, check the dust cover

The dust cover is designed to protect against dust contamination and immerse it in the internal mechanism and should be replaced immediately if the dust cover is worn inside.