Hilti DX 351-BT Manual page 24

▶ Check the fastening tool and accessories for damage.
▶ Moving parts must be in full working order; make sure that they cannot jam. Comply with the
instructions on cleaning and oiling in these operating instructions → page 26.
▶ All parts must be correctly installed to ensure faultless operation of the fastening tool. Damaged
parts must be properly repaired or replaced by Hilti Service unless otherwise stated in the operating
instructions.
▶ Use only Hilti DX cartridges, or other suitable cartridges that meet the minimum safety requirements.
→ page 20
▶ Use the fastening tool only for the applications defined in the section headed "Intended use" → page 20.
Do not attempt to drive fasteners into unsuitable base materials, for example material that is too thin, too
hard, or too brittle. Driving a fastener into these materials can cause the fastener to break, splinter the
material or be driven right through. Examples of unsuitable materials are:
▶ Weld seams in steel, cast iron, glass, marble, plastic, bronze, brass, copper, insulating material,
hollow brick, ceramic brick, thin sheet metal (< 4 mm) and cellular concrete.
▶ Comply with the Hilti 'Direct Fastening Technology Manual' or the corresponding local Hilti 'Technical
Guide to Fastening Technology'. Always also comply with the operating instructions of the fastener
to be used.
Requirements to be met by users
▶ Only appropriately trained persons who have been duly authorized and informed of the possible hazards
are allowed to operate or service this fastening tool.
▶ Wear your personal protective equipment while the tool is in use.
▶ Wear suitable eye protection and a hard hat.
▶ Wear protective gloves. The fastening tool can get hot in use.
▶ Wear ear protectors. The ignition of a propellant charge can damage the hearing.
▶ Wear non-skid shoes.
Safety at the workplace
▶ Keep the workplace tidy. Objects which could cause injury should be removed from the working area.
Disorder in the working zone can lead to accidents.
▶ Make sure that the working area is well lit and, when working in an enclosed space, make sure it is
adequately ventilated.
Personal safety
▶ Never press the nosepiece of the fastening tool against your hand or any other part of the body! Never
point the fastening tool toward other persons! → page 23
▶ Do not compress the fastening tool with your hand on the magazine or fastener guide, piston or piston
guide or a loaded fastener. Compressing the fastening tool by hand can make the fastening tool ready
to fire, even without a fastener guide installed. This gives rise to a risk of serious injury for yourself and
others.
▶ Everyone in the vicinity must wear ear protection, eye protection and a hard hat.
▶ Stay alert, watch what you are doing and use common sense when operating a direct fastening tool. Do
not use the fastening tool when you are tired or under the influence of drugs, alcohol or medication. Stop
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 gripping surfaces provided for the purpose.
▶ Keep the gripping 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.
18 English 377627
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