Operating Instruction DX 9-HSN

*2194029*
2194029 English 15
Trouble or fault Possible cause Action to be taken
The cartridges are not trans-
ported.
The cartridge strip is damaged. ▶ Change the cartridge strip. Do
not attempt to forcibly remove
cartridges or the cartridge strip.
The tool is damaged. ▶ Contact Hilti Service.
The cartridge strip cannot be
removed.
The tool is damaged. ▶ Contact Hilti Service.
The tool doesn’t fire. Misfire ▶ Remedy the malfunction.
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The cartridge strip is used up. ▶ Remove the cartridge strip from
the tool.
▶ Insert a new cartridge strip.
There are less than 15 fasteners in
the tool.
▶ Load new fastener strips.
The tool is not adequately com-
pressed.
▶ Press the nose of the tool
against the working surface
again and pull the trigger.
Fastener transport malfunction. ▶ Check that the fastener strips
are free to move.
▶ Remove any damaged or
defective cartridge strips or
strips containing damaged or
defective fasteners.
The tool is clogged with dirt. ▶ Clean the tool.
The cartridges are unsuitable. ▶ Contact Hilti Service.
▶ Do not attempt to forcibly
remove cartridges or the
cartridge strip.
The tool is damaged. ▶ Contact Hilti Service.
Nail stand-off is too low. The fastener missed the beam. ▶ Mark the position of the beam
and drive another fastener.
Driving power is too high. ▶ Reduce the driving power
(adjust the power regulation) or
use less powerful cartridges – if
available.
The piston and piston brake are
worn and/or damaged.
▶ Change the piston and piston
brake together (as a set).
The piston brake wasn’t fitted. ▶ Fit the piston brake into the
base plate.
Nail stand-off is too high. The fastener is too close to the
edge of the beam.
▶ Mark the position of the beam
and drive another fastener.
Driving power is too low. ▶ Increase the driving power
(adjust the power regulation) or
use more powerful cartridges –
if available.
The tool is clogged with dirt. ▶ Clean the tool.
The piston is broken. ▶ Change the piston and piston
brake together (as a set).
The tool is damaged. ▶ Contact Hilti Service.
Shear breakage. The fastener was driven into the rib
of the beam.
▶ Mark the position of the rib of
the beam and then drive another
fastener alongside.
The fasteners are not suitable for
the supporting material.
▶ Use only the fasteners specified
for the material for which they
are intended, in accordance
with the instructions.