If you are currently troubleshooting your drill, let me know your TE 17 is experiencing (e.g., loss of hammering power, leaking oil, or not turning on). I can help you pinpoint which section of the diagram to focus on or provide step-by-step disassembly instructions for that specific area. Share public link
Diagram insight : Look for callout #3-7 in the schematic – this identifies the integrated switch lock button, a common failure point. hilti te 17 parts diagram
Use high-quality gear oil that won't attack rubber seals or electrical insulation. Many experts recommend Original Hilti Oil for these older models. Compatibility: Many parts for the If you are currently troubleshooting your drill, let
flowchart TD A[Power & Motor System<br>Housing & Cord<br>Switch & Electronics<br>Motor & Armature<br>Carbon Brushes] B[Drive Train & Hammer Mechanism<br>Gears & Lubrication<br>Pneumatic Piston<br>Safety Slip Clutch] C[Chuck & Tool Retention System<br>“Twist Type” or “Pull Back”<br>Bayonet Coupling<br>Roller Locking Mechanism] D[Body & User Interface<br>Main Cast Housing<br>D-Handle / Side Handle<br>Chisel Position Adjustment] Use high-quality gear oil that won't attack rubber
Due to the age of the TE 17, try to source original, new old stock (NOS) or reputable high-quality replacements to maintain the tool’s longevity.
Before you open the tool housing, understand that the TE 17 is a precision instrument. It uses an electro-pneumatic (EP) impact mechanism—a complex system of pistons, O-rings, and air cushions. Guessing which part is broken can turn a $50 repair into a $300 replacement.
The Hilti TE 17 is a legendary electro-pneumatic rotary hammer. While Hilti has since replaced it with newer models like the TE 2 and TE 4, thousands of TE 17 units remain in active service on job sites worldwide. Known for its robust 800-watt motor and reliable hammering mechanism, this tool is a favorite for drilling anchor holes in concrete up to 1 inch in diameter.