Operating Modes - Hilti SI­-AT-­A22 Mode D'emploi Original

Irrespective of what is shown in the display, the impact wrench must be
serviced at least once a year in order to ensure the quality of the bolt
fastenings made with it.
Display icons for maintenance status of the impact wrench
Display Meaning
The impact wrench is in good condition, no maintenance
required at this time.
Maintenance of the impact wrench will soon be due.
The segments in the rectangle on the right in the display
indicate residual usage period.
Maintenance of the impact wrench must be carried out im-
mediately.
Important: This warning appears automatically when the
residual usage period expires. The "Adaptive" and "Tight-
ening" operating modes can no longer be selected.
5.5.4 Leaving the basic settings menu
1. Move the selection frame to the
2. Press the OK button.
▶ The last previously shown operating mode will be displayed.

5.6 Operating modes

The descriptions of the individual operating modes below apply only
to forward rotation of the impact wrench (tightening).
(slackening), the action of the impact wrench is not controlled.
5.6.1 Adaptive operation
In this operating mode the adaptive torque module regulates the tightening
of the selected type of threaded fastener. The tightening parameters from
the most recently installed software update are used. Product designations
and tightening parameters can change, so it essential to ensure that the
software version installed in the torque module is always up to date.
• When the "Adaptive" operating mode is selected, the impact
wrench's "AT" torque indicator lights up.
• The switch for selecting the operating stage is not active. But you can
use the control switch to turn the impact wrench ON and OFF.
Follow the operating instructions for your impact wrench.
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In reverse
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