Hilti SD 5000-A22 Bedienungsanleitung Seite 26

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▶ Keep the screwdriver, especially its grip surfaces, clean and free from oil and grease. Do not use cleaning
agents containing silicone.
▶ Never operate the product when the air vents are blocked. Clean the air vents carefully using a dry brush.
Do not permit foreign objects to enter the interior of the screwdriver.
▶ Clean the outer surfaces of the power tool with a damp cloth at regular intervals.
▶ Do not use a spray, pressure jet washer or running water for cleaning. This may negatively affect the
electrical safety of the screwdriver.
8 Troubleshooting
Note
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 screwdriver doesn't
work.
The screwdriver doesn't work
and one LED blinks.
The screwdriver doesn't work
and all four LEDs blink.
The control switch can't be
pressed, i.e. the switch is
locked.
The screwdriver runs but the
screw can't be driven.
Running speed suddenly
drops considerably.
The battery runs down more
quickly than usual.
The battery doesn't engage
with an audible click.
The screwdriver or the battery
gets very hot.
20
Possible cause
Low battery.
The battery is not in the working
position.
Low battery.
The battery is too hot or too cold.
The overload cut-out has been
activated.
The safety lock is engaged.
The wrong direction of rotation is
set.
Low battery.
Battery condition is not optimal.
The retaining lugs on the battery
are dirty.
Electrical fault.
The screwdriver has been over-
loaded by exceeding its application
limits.
Action to be taken
▶ Use an approved charger to
charge the battery. → page 17
▶ Insert the battery. → page 18
▶ Change or charge the battery.
▶ Bring the battery to the recom-
mended operating temperature.
▶ Release the control switch and
then press it again. Reduce the
load on the tool.
▶ Set the forward / reverse
selector switch to forward or
reverse rotation.
▶ Use the forward / reverse
selector switch to set the right
direction of rotation.
▶ Use an approved charger to
charge the battery. → page 17
▶ Have the battery condition
diagnosed by Hilti Service or fit
a new battery.
▶ Clean the retaining lugs and
engage the battery in the
working position.
▶ Switch the screwdriver off
immediately, remove the battery
and contact Hilti Service.
▶ Select a screwdriver with
adequate performance for the
application.