Hilti DX 450 Manual Del Usuario página 24

working if you experience pain or feel unwell. A moment of inattention while operating the fastening tool
can result in serious injury.
▶ Avoid working in awkward body positions. Make sure you work from a safe stance and stay in balance
at all times.
▶ Keep the arms slightly bent while operating the fastening tool, do not straighten the arms.
▶ Keep other people away from the working area, especially children.
Use and care of direct fastening tools
▶ Use the fastening tool only for its intended use and only when it is in faultless condition. Do not attempt
to use the tool for purposes for which it is not intended.
▶ Do not use the fastening tool in places where there is a risk of fire and explosion.
▶ Before driving fasteners, check behind the object to make sure that no-one is present in line with the
fasteners to be driven. Danger of fasteners penetrating right through!
▶ Make sure that the nosepiece of the fastening tool is never pointed toward yourself or other persons.
▶ Hold the fastening tool only by the grip surfaces provided for the purpose.
▶ Keep the grip surfaces dry, clean and free from oil and grease.
▶ Pull the trigger only when the fastening tool is at right angles to and pressed fully against the work
surface.
▶ Before starting work, check the selected energy setting.
▶ Carry out a test by driving fasteners into the base material you are working on → page 24.
▶ When driving fasteners, always hold the fastening tool at right angles to the work surface. This reduces
the risk of a fastener being deflected by the base material.
▶ Do not drive fasteners into existing holes unless this is recommended by Hilti (e.g. DX-Kwik).
▶ Do not re-use a fastener that was used beforehand - risk of injury! Use a new fastener.
▶ Do not attempt to re-drive a fastener that was not driven in deeply enough! The fastener could break.
▶ Never leave a loaded fastening tool unattended.
▶ Always unload the fastening tool (remove cartridges and fasteners) before cleaning, maintenance and
care, changing the fastener guide, before work breaks and before storing the tool.
▶ Transport and store the fastening tool in the Hilti case intended for the purpose.
▶ Store fastening tools that are not in use in a dry, secure place where they are inaccessible to children.
▶ Always position the nosepiece of the fastening tool on smooth, flat surfaces free of obstructions and fully
supported by the sub-structure.
▶ Comply with the specifications for distances from edges and distances between fasteners (see the
section headed Minimum distances).
Thermal safety rules
▶ Do not exceed the maximum fastener driving rate recommended in the section headed "Technical data".
▶ If the fastening tool overheats or if the cartridge strip deforms or melts, remove the cartridge strip and
allow the fastening tool to cool down.
▶ Do not dismantle the fastening tool while it is hot. Allow the fastening tool to cool down.
Risk of explosion with cartridges
▶ Use only cartridges that are suitable and approved for use with the fastening tool.
▶ Remove the cartridge strip when you are going to take a break and when you have finished the job, and
before you transport the fastening tool.
▶ Do not use force to remove fasteners and/or cartridges from the magazine strip or the fastening tool.
▶ Store unused cartridges in accordance with the storage specifications for PAT cartridges (e.g. dry,
temperature between 5 °C and 25 °C) in a locked storage facility. Follow the instructions for storage in
the safety data sheet of the cartridges.
▶ Do not leave unused or partly used cartridge strips lying around. Collect the used cartridge strips and
store the cartridge strips at a suitable location. Comply with the instructions in the operating instructions
for the cartridges.
20 English 2338162
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