Hilti SBT 4-A22 Manual Del Usuario página 24

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Trouble or fault
The on/off button cannot be
pressed, i.e. the button is
locked.
No hammering action.
The battery runs down more
quickly than usual.
The battery does not engage
with an audible double click.
The tool or battery gets very
hot.
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.
▶ Disposal of electric tools or appliances together with household waste is not permissible.
10 Manufacturer's warranty
▶ Please contact your local Hilti representative if you have questions about the warranty conditions.
18 English
Printed: 09.06.2017 | Doc-Nr: PUB / 5356273 / 000 / 00
Possible cause
The forward/reverse selector
switch is in the middle position.
The operating mode is not set cor-
rectly at the selector ring.
Very low ambient temperature.
The retaining lugs on the battery
are dirty.
The tool is overloaded (application
limits exceeded).
Action to be taken
▶ Push the forward/reverse switch
to the left or right.
▶ Set the selector ring to the
"Hammer drilling" position
▶ 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.
▶ 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.
.