Hilti SI-AT-A22, Original Operating Instructions

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English 3
3.3 Intended use
The product described is an electronic module that can be used with Hilti
impact wrenches of the types SI… …AT­A22 (“…” = any character) to
tighten threaded fasteners under controlled conditions, thereby safeguarding
the quality of the bolted connection (SafeSet technology). A record of
the work carried out is saved in the torque module and can be read
out, for documentation purposes, using the PROFIS Adaptive Torque PC
application.
▶
Use only Hilti Li­ion batteries of the B 22 series with this product.
▶
Use only the Hilti battery chargers of the C4/36 series to charge these
batteries.
▶
Use only long 1/2″ impact sockets ( Hilti , type SI-S 1/2″ L) for tightening
anchor fastenings.
3.4 Indicator LEDs
The various statuses of the LEDs on both sides of the module provide the
following information or indicate the applicable operating states:
Status Meaning
The indicator LEDs light green. • When scanning: The bar code or
QR code has been recognized.
• When tightening, after the impact
wrench has been switched off
automatically: The tightening
operation was completed suc-
cessfully.
The indicator LEDs light red. • When scanning: The bar code or
QR code was not recognized.
• When tightening, after the impact
wrench switches off: The bolt
fastening could not be tightened
in accordance with the selected
settings. The reason for this,
for example, could be that the
impact wrench was switched
off manually before the correct
torque was achieved.
Printed: 15.09.2017 | Doc-Nr: PUB / 5331629 / 000 / 02