How to replace a worn bearing on a hammer drill

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The chuck is another unit that can fail if not properly maintained. Chuck failures are often associated with clogging of its internal part. You can eliminate the malfunctions of the chuck on the hammer drill after disassembling this unit. If the internal parts are damaged, the chuck must be replaced
The mode switch is a useful option that is designed to allow the tool to be used not only for drilling but also for drilling.
All these units break sooner or later, and in order not to hand over the tool to a service center, it is recommended to repair the hammer drill yourself.

Gearbox repair or if the hammer drill does not work in impact hammer mode
If the hammer drill does not drill but drills when the impact israel telegram data mode is turned on, i.e. the impact function does not work, then the reasons for this may be factors such as a malfunction of the floating bearing (destruction of the inner race) and a violation of the integrity of the rod (striker).It is impossible to detect such a breakdown from afar without dismantling the plastic casing, so the hammer drill (its mechanical part) is disassembled and the internal structure of the mechanism is inspected.

If the floating bearing (on straight) or the crankshaft (on barrel) units has failed, they should be replaced. If the reason for the inoperability of the hammer drill is the rod or striker, which wears out over time, it should also be replaced. The process of dismantling a worn bearing is quite simple. To do this, remove the fixing U-shaped bracket with a screwdriver, after which the bearing can be removed by hand.

When replacing a floating bearing, it will be necessary to thoroughly clean all internal parts.

How to repair a firing pin and put it back in place
A broken impact striker on a hammer drill is a common malfunction that you can fix yourself if you know how to properly disassemble the gear unit.