8.2 The metal construction screwdriver is operational.
Trouble or fault
Speed of rotation drops con-
siderably.
The metal construction
screwdriver or battery gets
very hot.
The screw is pressed too
tightly against the surface.
The screw is not pressed
tightly enough against the
surface.
The screwdriver runs but the
screw can't be driven.
9 Disposal
WARNING
Risk of injury. Hazards presented by improper disposal.
▶ Improper disposal of the equipment may have the following consequences: The burning of plastic
components generates toxic fumes which may present a health hazard. Batteries may explode
if damaged or exposed to very high temperatures, causing poisoning, burns, acid burns or
environmental pollution. Careless disposal may permit unauthorized and improper use of the
equipment. This may result in serious personal injury, injury to third parties and pollution of the
environment.
▶ Dispose of defective batteries right away. Keep them out of reach of children. Do not disassemble
or incinerate the batteries.
▶ Batteries that have reached the end of their life must be disposed of in accordance with national
regulations or returned to Hilti.
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.
10 Manufacturer's warranty
▶ Please contact your local Hilti representative if you have questions about the warranty conditions.
8
Printed: 27.07.2016 | Doc-Nr: PUB / 5293039 / 000 / 00
Possible cause
The battery is discharged.
Electrical fault.
The depth gauge is set incorrectly.
The depth gauge is set incorrectly.
The wrong direction of rotation is
set.
Action to be taken
▶ Charge the battery.
▶ Switch the metal construction
screwdriver off immediately,
remove the battery, keep it
under observation, allow it
to cool down and contact
HiltiService.
▶ Turn the depth gauge to the
right.
▶ Turn the depth gauge to the left.
▶ Set the forward/reverse switch
to the desired direction of
rotation.