Hilti HDE 500-A22 Operating Instruction page 14

Trouble or fault
The power tool does not work
and one LED flashes.
The battery runs down more
quickly than usual.
The battery does not engage
with an audible double click.
The power tool or battery
gets very hot.
The foil pack holder cannot
be swiveled into the tool.
The foil pack holder does not
engage with an audible click
No mortar is dispensed from
the mixing nozzle
7 Transport and storage of cordless tools
Transport
CAUTION
Inadvertent starting during transport. Uncontrolled starting during transport may occur if the battery
is fitted, thereby resulting in damage to the tool.
▶ Always remove the battery before transporting the tool.
▶ 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
Inadvertent damage caused by defective battery. A leaking battery may damage the tool.
▶ Always remove the battery before storing the tool.
▶ 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.
12 English
Printed: 13.12.2016 | Doc-Nr: PUB / 5142533 / 000 / 03
Possible cause
Low battery.
The battery is too hot or too cold.
Very low ambient temperature.
The retaining lugs on the battery
are dirty.
The tool is overloaded (application
limits exceeded).
Electrical fault
The foil pack is not pushed fully
into the holder.
Piston rods not pulled back fully
The retaining lugs are dirty
The retaining lugs are defective
Mortar in the mixing nozzle has
hardened
Action to be taken
▶ Change the battery and charge
the empty battery.
▶ Change the battery.
▶ 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.
▶ Consult Hilti Service if the
problem persists.
▶ Push the foil pack into the foil
pack holder as far as it will go.
▶ Press the release button and
pull the piston rods all the way
back.
▶ Clean the retaining lugs.
▶ Insert a different foil pack holder
and contact Hilti Service.
▶ Unscrew the mixing nozzle
containing the hardened mortar
and fit a new mixing nozzle.