Troubleshooting - Hilti NUN 054 IE-A22 Original Operating Inctructions

Maintenance
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all
function correctly.
• Do not operate the cordless tool if signs of damage are found or if parts malfunction. Have the tool
repaired by Hilti Service immediately.
• After cleaning and maintenance, fit all guards or protective devices and check that they function correctly.
7 Transport and storage of cordless tools
Transport
CAUTION
Accidental starting during transport !
▶ Always transport your products with the batteries removed!
▶ Remove the battery.
▶ Transport the tool and batteries individually packaged.
▶ Never transport batteries in bulk form (loose, unprotected).
▶ Check the tool and batteries for damage before use after long periods of transport.
Storage
CAUTION
Accidental damage caused by defective or leaking batteries !
▶ Always store your products with the batteries removed!
▶ Store the tool and batteries in a place that is as cool and dry as possible.
▶ Never store batteries in direct sunlight, on heating units or behind a window pane.
▶ Store the tool and batteries in a place where they cannot be accessed by children or unauthorized
persons.
▶ Check the tool and batteries for damage before use after long periods of storage.
8

Troubleshooting

If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by
yourself, please contact Hilti Service.
8.1 The crimping / cutting tool is not in working order.
Malfunction
The LEDs on the battery indi-
cate nothing.
1 LED on the battery blinks.
4 LEDs on the battery blink.
Red LED => lights continu-
ously and a warning tone is
emitted.
Red LED => blinks at short
intervals and a warning tone
is emitted.
20 English
Printed: 13.06.2018 | Doc-Nr: PUB / 5435957 / 000 / 01
Possible cause
The battery is not correctly in-
serted.
The battery is discharged.
The battery is too hot or too cold.
The battery is discharged.
The battery is too hot or too cold.
The crimping tool has been briefly
overloaded.
Technical problem.
The state of charge of the battery
is too low to allow a complete op-
erating cycle.
Action to be taken
▶ Push the battery in until it
engages with a double click.
▶ Change the battery and charge
the empty battery.
▶ Allow the battery to cool
down or to warm up to room
temperature.
▶ Change the battery and charge
the empty battery.
▶ Allow the battery to cool
down or to warm up to room
temperature.
▶ Allow the tool to cool down.
▶ Incorrect operation is possible!
Contact Hilti Service.
▶ Change the battery and charge
the empty battery.
2207120
*2207120*