Hilti DX 9-HSN Manual page 21

7 Troubleshooting
7.1 Remedying malfunctions after misfiring
▶ Press the nose of the tool against the working surface and pull the trigger.
▽ The cartridge doesn't fire.
▶ Lift the tool away from the working surface. When doing so, never point the tool toward yourself
or other persons.
▶ Advance the cartridge strip manually to the next cartridge by pushing it by hand at the cartridge
feed side or, alternatively, by pulling the cartridge strip through manually to the next cartridge at
the cartridge strip exit side.
▶ Use up the remaining cartridges on the strip. The partly-used cartridge strip must then be removed
and disposed of appropriately to prevent further use or misuse of any unfired cartridges.
7.2 Remedying the malfunction if the tool jams
WARNING
Risk of explosion! Cartridges may fire (explode) if handled improperly.
▶ Do not attempt to forcibly remove cartridges from the magazine strip or tool.
1. Press the nose of the tool in a few millimeters and open the rotating sleeve → page 8.
◁ The catch should then be accessible, making it possible to release the tool.
2. Remove the cartridges from the tool. → page 9
3. Check the piston and piston brake and replace these parts if necessary. → page 10
4. Clean the fastening tool. → page 10
5. Close the rotating sleeve. → page 8
7.3 Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by
yourself, please contact Hilti Service.
Trouble or fault
The cartridges are not trans-
ported.
The cartridge strip cannot be
removed.
The tool doesn't fire.
Printed: 28.06.2017 | Doc-Nr: PUB / 5359689 / 000 / 00
Possible cause
The cartridge strip is damaged.
The tool is damaged.
The tool is damaged.
Misfire
The cartridge strip is used up.
There are less than 15 fasteners in
the tool.
The tool is not adequately com-
pressed.
Fastener transport malfunction.
The tool is clogged with dirt.
Action to be taken
▶ Change the cartridge strip. Do
not attempt to forcibly remove
cartridges or the cartridge strip.
▶ Contact Hilti Service.
▶ Contact Hilti Service.
▶ Remedy the malfunction.
→ page 13
▶ Remove the cartridge strip from
the tool.
▶ Insert a new cartridge strip.
▶ Load new fastener strips.
▶ Press the nose of the tool
against the working surface
again and pull the trigger.
▶ Check that the fastener strips
are free to move.
▶ Remove any damaged or
defective cartridge strips or
strips containing damaged or
defective fasteners.
▶ Clean the tool.
English 13