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English 19
Malfunction
Possible cause
Action to be taken
The symbol indicat-
ing “Battery tem-
perature too high” is
displayed.
The battery has over-
heated.
▶
Change the battery or
allow the battery to
cool down.
The symbol indicat-
ing “Battery tem-
perature too low” is
displayed.
Battery temperature is
too low.
▶
Fit a battery that’s at a
temperature within the
permissible battery
operating temperature
range (please refer
to the operating
instructions for the
battery).
The symbol indicat-
ing “Impact wrench
temperature too
high” is displayed.
The impact wrench has
overheated.
▶
Allow the impact
wrench to cool down
and clean the air
vents.
The symbol indicat-
ing “Low battery” is
displayed.
Battery charge is not
sufficient to tighten the
bolted connection cor-
rectly.
▶
Fit a charged battery.
The symbol indicat-
ing “Electric current
drawn is too high” is
displayed.
Current input is briefly
too high.
▶
Press the OK button to
confirm the message.
▶
Repeat the tightening
operation.
▶
Contact
Hilti
Service
if the message reap-
pears.
The symbol indi-
cating “Button cell
empty” is displayed.
The battery (button
cell) for the clock in
the torque module is
discharged.
The correctness of the
date and time in the
documentation report
can no longer be guar-
anteed.
▶
Contact
Hilti
Service
and have the battery
changed.
Printed: 15.09.2017 | Doc-Nr: PUB / 5331629 / 000 / 02
Summary of Contents for SI-AT-A22
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