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Here is a simple diagram to illustrate the main components:

[Armature Spindle] │ ▼ [Toothed Gear Z=28] │ ┌──────────────┴──────────────┐ ▼ ▼ [Bevel Pinion/Gear] [Crankshaft] │ │ ▼ ▼ [Drill Bit Holder] [Connecting Rod] (Rotational Path) (Impact Path)

: Crucial maintenance items include multiple O-rings (Items 52, 53) and rotary shaft seals (Items 84, 85) that prevent oil leaks and maintain the internal pressure needed for hammering.

The housing is not just a shell. It channels cooling air over the motor and provides the structural rigidity needed to transfer impact energy from the hammer mechanism to the drill bit.

Crucial O-rings, such as the 15.08x2.62 (item 53) and 13.95x2.62 (item 54), prevent grease leakage and maintain the pneumatic seal required for hammering. Common Repair Scenarios Tool Not Hammering:

This article provides an in-depth look at the internal anatomy of the TE 22, offering guidance on using spare parts lists to keep your tool functioning efficiently. 1. Overview of the Hilti TE 22 Structure

In the parts diagram, the housing is usually the first layer. The TE 22 features a two-piece glass-fiber reinforced polyamide housing.

Need help reading your TE 22 diagram? Book a virtual walkthrough with a Hilti service rep or ask in the comments below.

Replace the rubber O-rings on the piston, ensuring an airtight seal.

Diagram Tip: Consult your schematic here to identify any hidden screws or alignment pins. Do not force the housings apart; if they resist, double-check the diagram for a missed fastener. Step 5: Disassembling the Chuck and Piston Assembly

To make your repair work efficient, it helps to understand the four primary sub-assemblies featured in the Hilti TE 22 parts diagram. 1. Chuck and Nose Assembly

This is one of the most commonly replaced assemblies. It includes the locking sleeve Sealing System:

Ever stared at your Hilti TE 22 rotary hammer and wondered how all the pieces fit together? Whether you're troubleshooting, ordering spare parts, or planning maintenance — .

The TE 22 uses a . Instead of just gears clicking together like a standard drill, it uses a drive piston and a striker piston (also called a ram) to create high-impact energy.

Understanding the is essential for maintaining this classic, robust electropneumatic rotary hammer. While the TE 22 is an older, corded model, its internal engineering remains a benchmark for Hilti's "Torna Entwicklung" (TE) series, known for extreme durability on professional jobsites. A detailed diagram reveals a complex assembly of electrical and mechanical components, including the stator, rotor, and a high-performance hammering mechanism designed for drilling into concrete and masonry. Key Components of the Hilti TE 22