Hilti NURON NUN 54-22 Mode D'emploi page 32

5.9 Changing the cutting edges
WARNING
Risk of injury! Unintentional starting.
▶ Remove the battery before inserting, changing or removing cutting edges.
1. Unscrew the securing screws of the cutting edge guide.
2. Work the cutting edge guide forward and out of the product.
3. Unscrew the cutting edge securing screws.
4. Ease the old cutting edges forward and out of the product.
5. Insert the new cutting edges into the product.
6. Tighten the cutting edge securing screws.
7. Set the cutting edge guide on the cutting edge.
8. Tighten the securing screws of the cutting edge guide.
5.10 Fall arrest
WARNING
Risk of injury by falling tool and/or accessory!
▶ Use only the Hilti tool tether recommended for your product.
▶ Prior to each use, always check the attachment point of the tool tether for possible damage.
Comply with the national regulations for working at heights.
As drop arrester for this product, use only a combination of the Hilti retaining strap and the Hilti tool tether
#2261970.
▶ Secure the retaining strap to the installation openings for accessories. Check that it holds securely.
▶ Secure one carabiner of the tool tether to the retaining strap and secure the second carabiner to a
load-bearing structure. Check that both carabiners hold securely.
Comply with the operating instructions of the Hilti retaining strap and those of the Hilti tool tether.
6 Operation
Observe the safety instructions and warnings in this documentation and on the product.
6.1 Performing crimping operation
DANGER
Electric shock hazard! Working in adverse outdoor conditions can cause electric shocks and/or short
circuits.
▶ Never work on electrically live lines while a thunderstorm is in progress.
▶ Call a halt to work immediately whenever weather conditions impair the insulation characteristics, vision
or movement of the workers.
WARNING
Risk of burn injury due to faulty crimping operations. Burns can result.
▶ Use crimping terminals of the correct type and size for the cable and use with the corresponding crimping
dies.
▶ Listen for the acoustic signal and check that the piston has retracted. If no acoustic signal sounds and/or
the piston does not retract, the crimping operation is faulty.
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