How to Remove a Stuck Drill Chuck
Broken gearboxes and sticky chuck screws can make removing a drill chuck difficult. This article explains the tricks you need to overcome these common repair setbacks.
By overusing the drill working with a big concrete bit, the gear broke..
1)- disconnect the drill., 2)-use a Phillips screwdriver to open the drill,once you open it note how the armature assembly is installed, you can put it back in the same way it was., 3)-pull out the armature, carefully use the vise clamp to hold it and with the hammer to knock it and take out the ball bearing then the gear but make sure not to knock the pin too hard because it can get damage., 4)-put back the new gear then the ball bearing, if necessary put some grease by the gear and bearing., 5)- close it back, test it and that\'s it....