Hilti GX 90-WF Original Bedienungsanleitung Seite 30

Malfunction
The tool is fired frequently
without a fastener loaded
Irregular nail projections
Incorrect piston position
The tool doesn't fire: Tool
indicates that it is ready for
use but when the trigger is
pulled, tool does not fire
Nail jam
Gas can capacity sufficient
for < 1000 nails
The cover of the gas can
compartment will not close
(gas can inserted).
Nail driven in too far
Protruding nail
Tool slips out of position on
the surface
Fan does not start, LED
flashes red
The fan doesn't start, no LED
lights
The fan does not start, the
LED lights up in red
22 English
Possible cause
The tool is not pressed fully against
the working surface and/or the
trigger is not pulled fully.
Tool has reached its target life of
40,000 fasteners driven.
Jammed piston
Tool has reached its target life of
40,000 fasteners driven.
Hard and/or knotty wood
Empty gas can
Inadequate contact / no base ma-
terial
Working speed too high
Jammed piston (paper, nail or
wood debris in the tool)
Tool not pressed fully against the
surface
Nail jammed in the tool nosepiece
Gas loss due to frequent unpro-
ductive pressing against the sur-
face
Transport lock on gas can not re-
moved
Nosepiece too far back
Nosepiece too far forward
Very flat application angle
Adapter for surface protection is
fitted to the nosepiece
Battery too cold (<-15 °C) or too
hot (>60 °C)
The tool is in hibernation mode
If the problem remains: No battery
power
Water or moisture in the tool
The battery voltage is not sufficient
to operate the tool.
Action to be taken
▶ Press the tool fully into contact
with the workpiece and do not
release the trigger until the nail
has been fully driven.
▶ Clean the tool. → page 21
▶ Clean the piston. → page 21
▶ Clean the tool. → page 21
▶ Change the nails or, if possible,
use a different supporting
material.
▶ Prepare the gas can. → page 18
▶ Insert the gas can. → page 18
▶ Insert the nails. → page 20
▶ Adhere to the maximum fastener
driving rate.
▶ Clean the piston. → page 21
▶ Insert the nails. → page 20
▶ Remove the battery and the gas
can.
▶ Remove the jammed nail.
▶ Use a screwdriver to push the
piston all the way back.
▶ Press the tool against the
surface only when you intend to
drive a fastener.
▶ Remove the transport lock.
→ page 18
▶ Make the settings at the
nosepiece. → page 19
▶ Make the settings at the
nosepiece. → page 19
▶ Press the tool against the
surface as close to a right angle
as possible.
▶ Use the adapter for surface
protection. → page 19
▶ Remove the battery, warm it up
or allow it to cool down.
▶ Insert another battery.
▶ Reset the battery. → page 16
▶ Insert another battery.
▶ Charge the battery.
▶ Care for the tool. → page 21
▶ Insert another battery.
▶ Charge the battery.
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