How to repair a gearbox on a hammer drill

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Gearbox - on a pistol drill it consists of gears and a "drunk" bearing
The chuck is the actuator in which the working attachments are fixed. The chuck can jam or the attachments can fall out of it.
Mode switch - a device that allows you to turn on the drilling, hammer drilling and chipping hammer options on the tool
How to repair a hammer drill if the corresponding units in the mechanical part are out of order? First, you will need to disassemble the hammer drill, which is done by unscrewing the fasteners.The number of fasteners depends on the model of the power tool. The advantage of a hammer drill over a drill is that, depending on the type of failure, you can disassemble the mechanical or electrical part.

Repair of the hammer drill gearbox should begin with a visual inspection. If the tool does not work in impact mode, then there is a high probability that the "drunk" bearing has failed. Repairing the gearbox unit with this type of malfunction will not be difficult, since this will initially require cleaning the mechanism from old grease.

This is interesting! All parts, mechanisms and units of australia telegram data the tool must be cleaned from grease. This is done to eliminate the possibility of metal dust and parts residue getting into the rotating units.

The principle of replacing a “drunk” bearing consists of the following steps:

First, you need to pull out the retaining clip with a screwdriver, and then remove the broken element.
Replace the broken part by installing it in place
Install the gearbox in place in the reverse order of removal.
The repair process is not difficult, but before assembling the tool, you need to thoroughly lubricate all parts and components of the power tool.Moreover, it is recommended to use a special lubricant for hammer drill gearboxes, abandoning the idea of ​​using solid oil or lithol.