Guidelines; Operation - Hilti GX 90-WF Operating Instructions Manual

1. Before inserting the battery, make sure that the
battery contacts and the contacts in the tool are
free of foreign bodies.
5.4 Battery charge state
NOTE
Battery performance drops at low temperatures.
Green LED
Red LED
No signal
5.5 Deep discharge protection and battery reset
function
NOTE
The tool has a deep sleep mode to protect the Li-ion
battery from deep discharge.

6 Guidelines

6.1 Fastening guidelines
NOTE
Always observe the usage guidelines and instructions
on the nail packaging. Observe any applicable national
technical regulations.

7 Operation

NOTE
When holding the tool steady with the second hand, the
hand must be positioned in such a way that no ventilation
slots or openings are covered.
WARNING
Parts of the tool outside the grip area may get hot when
fasteners are driven at a rapid rate over a long period of
time. Wear protective gloves.
7.1 Settings at the nosepiece 7
The depth of penetration of the nails can be controlled
via the position of the nosepiece.
2. From below, push the battery into the opening at
the end of the grip until it snaps into place.
The LED briefly lights up in green to signal that the
tool is ready for use.
Lights
Flashing
Lights
Flashing
No LED lit up or flashing
The tool switches itself off completely, automatically, if
unused for 120 minutes.
Make the tool ready for operation again by removing the
battery for a moment and then refitting it (battery reset).
NOTE
For detailed information, request the Hilti Fastening Tech-
nology Manual from your regional Hilti office.
Use the adjusting wheel to change the depth of penetra-
tion.
7.2 Protecting sensitive surfaces 8
WARNING
Remove the battery and gas can before fitting or
removing the surface protector.
If working on visible sensitive surfaces such as facades,
use the surface protection adapter.
The surface protection adapter reduces the possibility of
the nosepiece leaving marks on the surface of the wood.
The battery is ready for use.
Failing battery voltage. Change the bat-
tery soon.
The battery voltage is no longer suffi-
cient to operate the device. Change the
battery.
NOTE You must switch to the second
battery, at the latest, when the LED
lights up in red on the tool. Recharge
the battery immediately so that it is
ready for reuse.
The battery is too cold (< -15°C/< 5°F)
or too hot (> 60°C/> 140°F) and the fan
doesn't start. Remove the battery and
allow it to warm up or cool down to the
required temperature.
The battery voltage is below the
threshold value. Charge the battery.
en
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