You will not find "Grease" drawn as a mechanical part, but it is listed in the consumables list.

: This stroke moves a piston within a cylinder, creating a cushion of air that "throws" the striker forward.

: Detailed itemized lists with original part numbers are available on Retailer Schematics : Sites like ReveR.store

The Hilti TE 22 is a robust and dependable rotary hammer that has earned its reputation through years of hard work. A parts diagram is an essential tool for any owner to perform effective maintenance, accurate diagnosis, and safe repairs, extending the life of this powerful machine. With the right diagram, a careful approach, and a respect for safety, you can ensure your Hilti TE 22 continues to perform for years to come.

Carbon brushes (located in the brush holder ) are wear parts that require periodic replacement for the motor to function. Maintenance and Repair

Understanding the internal workings of a is like looking at the heart of a marathon runner—it's built for endurance, but even the best need a tune-up to keep performing at their peak. A parts diagram isn't just a map; it's the key to diagnosing why your hammer drill might be humming but not hitting. Inside the Beast: How the TE 22 Works

: Includes the drive piston (73555), striker piston (73554), and ram (70308). These parts are responsible for the electropneumatic impact mechanism that drives the drill bit into tough materials like concrete.

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Keeps concrete dust from entering the internal chuck mechanisms.

[ SDS CHUCK ASSEMBLY ] | [ PNEUMATIC RAM ] <--- (Striker & Drive Piston) | [ MECHANICAL GEARBOX ] <--- (Bevel Gears & Crankshaft) | [ ELECTRICAL MOTOR ] <--- (Rotor & Stator) | [ HOUSING & SWITCH ] 1. The Electrical System The electrical core transforms power into physical motion.

: Consists of the rotor (armature) and stator . The rotor spins within the magnetic field created by the stator to generate mechanical rotation.

The TE 22 has gone through iterations. Before ordering parts, check the nameplate on the side of the tool:

Disclaimer: The Hilti TE 22 contains spring-loaded components and press-fitted parts. If you are unsure about reassembly, Hilti offers a "Flat Rate Repair" service that is often cheaper than buying individual internal parts.

Provide users an interactive parts-diagram lookup and repair workflow for the Hilti TE 22 rotary hammer drill to find parts, view exploded diagrams, and guide basic repairs/ordering.