22 English 2235269
*2235269*
▶ Store the product and the batteries in a cool and dry place. Comply with the temperature limits stated in
the technical data.
▶ Do not store batteries on the charger. Always remove the battery from the charger when the charging
operation has completed.
▶ Never leave batteries in direct sunlight, on sources of heat, or behind glass.
▶ Store the product and batteries where they cannot be accessed by children or unauthorized persons.
▶ Prior to each use and before and after prolonged storage, check the product and the batteries for
damage.
9 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.
9.1 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 Possible cause Action to be taken
The power tool doesn’t run. The battery is not fully inserted. ▶ Push the battery in until it
engages with an audible click.
Battery is discharged. ▶ Charge the battery.
The control switch can’t be
pressed, i.e. the switch is
locked.
The forward/reverse switch is in
the middle position.
▶ Set the forward/reverse switch
to the desired position.
→ page 20
The battery runs down more
quickly than usual.
Very low ambient temperature. ▶ Allow the battery to warm up
slowly to room temperature.
The battery doesn’t engage
with an audible click.
The retaining lugs on the battery
are dirty.
▶ Clean the retaining lug and push
the battery in until it engages.
Contact Hilti Service if the
problem persists.
The power tool or the battery
becomes very warm.
Electrical fault. ▶ Switch the power tool off im-
mediately, remove the battery,
keep it under observation, allow
it to cool down and contact Hilti
Service.
The tool is overloaded (application
limits exceeded).
▶ Select a suitable power tool for
the application.
10 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.
▶ Do not dispose of power tools, electronic equipment or batteries as household waste!
11 RoHS (Restriction of Hazardous Substances)
Click on the links to go to the table of hazardous substances:
• SF 2-A12: qr.hilti.com/r9940030
• SF 2H-A12: qr.hilti.com/r9940033
There is a link to the RoHS table, in the form of a QR code, at the end of this document.
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