The spring-loaded outer sleeve captures the locking balls, securing the drill bit in place.

Part of the gear assembly that reduces the speed for higher torque.

The Hilti TE 22 is a vintage corded rotary hammer drill . While highly regarded for its longevity and performance, it is increasingly difficult to maintain due to obsolete parts and limited professional support

If you are looking for specific troubleshooting help, I can help you find: The exact part numbers for the hammer mechanism. An exploded view video of the TE 22. A guide on how to replace the brushes. Which of these would be most helpful to you?

The TE 22 parts diagram (exploded view) is primarily available through third-party archival sites. It details internal components such as the drive piston striker piston toothed gears Official Sources

Regularly clean the side handle clamp (Pos 43/44) and air vents to ensure the motor stays cool. Conclusion