Troubleshooting - Hilti SFC 14-A Manual

▶ Fit the belt hook.
6

Troubleshooting

6.1 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.
Trouble or fault
The power tool does not
work.
The power tool does not work
and one LED flashes.
The on/off button cannot be
pressed, i.e. the button is
locked.
LED 1 flashes
The battery runs down more
quickly than usual.
The battery does not engage
with an audible double click.
7 Disposal
Most of the materials from which Hilti tools and appliances are manufactured can be recycled. The
materials must be correctly separated before they can be recycled. In many countries, your old tools,
machines or appliances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti representative
for further information.
Battery disposal
Improper disposal of batteries can result in health hazards from leaking gases or fluids.
▶ DO NOT send batteries through the mail!
▶ Cover the terminals with a non-conductive material (such as electrical tape) to prevent short circuiting.
▶ Dispose of your battery out of the reach of children.
▶ Dispose of the battery at your Hilti Store, or consult your local governmental garbage disposal or public
health and safety resources for disposal instructions.
▶ Do not dispose of power tools, electronic equipment or batteries as household waste!
440881
*440881*
Printed: 11.09.2018 | Doc-Nr: PUB / 5071588 / 000 / 04
Possible cause
The battery is not fully inserted.
Low battery.
Electrical fault.
Low battery.
The battery is too hot or too cold.
The forward/reverse selector
switch is in the middle position.
Low battery.
The tool is overloaded (application
limits exceeded).
Very low ambient temperature.
The retaining lugs on the battery
are dirty.
Action to be taken
▶ Push the battery in until it
engages with an audible double
click.
▶ Change the battery and charge
the empty battery.
▶ Remove the battery from the
tool and contact Hilti Service.
▶ Change the battery and charge
the empty battery.
▶ Bring the battery to the recom-
mended operating temperature.
▶ Push the forward/reverse switch
to the left or right.
▶ Change the battery and charge
the empty battery.
▶ Pay attention to the power
and performance rating of the
product before using it, i.e
check its suitability for the job
on hand. See the "Technical
data" section.
▶ Allow the battery to warm up
slowly to room temperature.
▶ Clean the retaining lugs and
push the battery in until it
engages. Contact Hilti Service
if the problem persists.
English 17