1. Isingeniso
This manual provides essential information for the safe and effective operation, setup, and maintenance of the Hilti GX120 Gas-Actuated Fastening Tool. The Hilti GX120 is a fully automatic, gas-powered fastening tool designed for high mobility and consistent fastening performance. It is suitable for attaching drywall track to concrete, concrete block, and steel surfaces. Please read this manual thoroughly before using the tool.
2. Ulwazi Lokuphepha
Njalo beka phambili ukuphepha lapho usebenzisa amathuluzi kagesi. Ukwehluleka ukulandela imiyalelo yokuphepha kungabangela ukulimala okukhulu noma umonakalo wempahla.
- Izinto Zokuzivikela Zomuntu Siqu (PPE): Always wear appropriate PPE, including safety glasses, hearing protection, and gloves, when operating the tool.
- Indawo Yokusebenzela: Ensure the work area is clear of bystanders, well-lit, and free from obstructions.
- Ukuhlola Ithuluzi: Before each use, inspect the tool for any damage, loose parts, or malfunctions. Do not use a damaged tool.
- Ukuphatha i-Gas Canister: Handle gas canisters with care. Store them in a cool, well-ventilated area away from direct sunlight and ignition sources.
- Ukukhetha Kwesiqinisi: Use only Hilti-approved fasteners and gas canisters compatible with the GX120.
- Ukusebenza Kwethuluzi: Never point the tool at yourself or others. Keep hands and body parts away from the fastening point.
- Ukunakekela: Disconnect the gas canister and remove fasteners before performing any maintenance or cleaning.
3. Izingxenye Ziphelileview
The Hilti GX120 consists of several key components that facilitate its operation. Understanding these components is crucial for proper use and maintenance.

Umfanekiso 3.1: Hilti GX120 Gas-Actuated Fastening Tool. This image displays the complete tool, highlighting its red and black casing, the gas canister compartment at the rear, the trigger handle, the magazine for fasteners, and the nosepiece where fasteners are driven.
- Ikhala: The part of the tool that contacts the work surface and guides the fastener. It is adjustable for optimum fastening quality.
- Umagazini: Holds the strip of fasteners.
- Gas Canister Compartment: Located at the rear, this houses the gas canister that provides the power for actuation.
- Qalisa: Activates the fastening mechanism.
- Isibambo: Idizayinelwe i-ergonomically yokubamba nokulawula.
- Nail Punch Set: Included for specific applications.
4. Setha
Proper setup ensures efficient and safe operation of the Hilti GX120.
- Insert Gas Canister: Open the gas canister compartment and insert a Hilti-approved gas canister. Ensure it is securely seated.
- Load Fasteners: Insert a strip of compatible fasteners into the tool's magazine. Ensure the fasteners are correctly oriented and the strip feeds smoothly. The tool supports fastener lengths from 9/16 to 1-9/16 inches.
- Adjust Tool Nose: Use the single lever on the tool nose to adjust its depth for the specific application and material. This adjustment is critical for achieving optimum fastening quality.
- Vula: The tool features an automatic electronic gas injection system. Ensure the tool is ready for operation as indicated by the tool's status lights (if applicable, refer to tool markings).
5. Iziqondiso Zokusebenza
Follow these steps for safe and effective operation of the Hilti GX120.
- Lungisa Indawo Yomsebenzi: Ensure the surface is clean, dry, and free from debris. Mark fastening points as needed.
- Ithuluzi Lesikhundla: Place the tool's nosepiece firmly and squarely against the work surface at the desired fastening point. Apply sufficient pressure to engage the safety mechanism.
- Actuate Tool: Press the trigger to drive the fastener. The fully automatic electronic gas injection system will ensure consistent fastening.
- Release and Reposition: Release the trigger and lift the tool from the surface. Reposition for the next fastening point.
- Monitor Gas and Fasteners: The tool can drive approximately 750 fasteners with a single gas can. Monitor gas levels and fastener supply to avoid interruptions.
Compatible Fastener Types: The Hilti GX120 uses fastener types X-EGN, X-GHP, and X-GN.
6. Isondlo
Regular maintenance extends the life of your Hilti GX120 and ensures consistent performance.
- Ukuhlanza Kwansuku zonke: After each use, clean the tool, especially the nosepiece and magazine area, to remove dust and debris. Use a dry cloth or brush.
- Ukuhlolwa Kwezikhathi: Regularly inspect the tool for wear and tear, particularly the nosepiece, fasteners, and gas canister connections.
- Isitoreji: Store the tool in its case (included) in a dry, secure location away from extreme temperatures and unauthorized access. Remove the gas canister before long-term storage.
- Isevisi yobungcweti: For complex repairs or internal cleaning, contact authorized Hilti service centers. Do not attempt to disassemble the tool beyond basic user-level maintenance.
7. Ukuxazulula izinkinga
This section addresses common issues you might encounter with the Hilti GX120.
| Inkinga | Imbangela Engenzeka | Isixazululo |
|---|---|---|
| Ithuluzi alishi | Empty gas canister; No fasteners in magazine; Tool not pressed firmly against surface; Safety mechanism not engaged. | Replace gas canister; Load fasteners; Apply firm pressure to the nosepiece; Ensure safety mechanism is fully engaged. |
| Inconsistent fastening depth | Incorrect nosepiece adjustment; Worn nosepiece; Low gas pressure. | Adjust nosepiece depth; Inspect and replace worn nosepiece; Replace gas canister. |
| Fasteners jam in magazine | Damaged fasteners; Debris in magazine; Incorrect fastener type. | Remove jammed fasteners and inspect for damage; Clean magazine; Ensure correct fastener type is used. |
8. Imininingwane
Key technical specifications for the Hilti GX120 Gas-Actuated Fastening Tool.
- Inombolo Yemodeli Yento: 274638
- Isisindo Sento: 16.86 amakhilogremu
- Ubukhulu bomkhiqizo: 17 x 5.3 x 15.4 amayintshi
- Umthombo wamandla: Isebenza ngegesi
- Voltage: 110 Volts (for electronic ignition system, if applicable)
- Ibanga lobude be-Fastener: 9/16 kuya ku-1-9/16 intshi
- Compatible Fastener Types: X-EGN, X-GHP, X-GN
- Fasteners per Gas Can: Cishe ngo-750
- Izingxenye ezifakiwe: Tool, 1 GX 120 nail punch set, Z case





