Fault
Stiff movement of power reg-
ulation wheel.
The cartridge strip is difficult
to remove.
The tool cannot be fired.
en
Tool jams.
Misfire: the fastener is only
partly driven into the base
material.
30
Printed: 07.07.2013 | Doc-Nr: PUB / 5069831 / 000 / 00
Possible cause
Build-up of combustion residues.
Build-up of combustion residues.
The tool is not cycled. The cart-
ridge has already been fired.
The tool was not pressed fully
against the working surface.
The tool needs to be cleaned.
The piston is damaged.
The tool is damaged.
The piston was in the wrong posi-
tion.
Bad cartridges.
Remedy
Service the tool (see 9.3)
Service the tool (see 9.3)
Cycle the tool (see 8.5)
Remove the used cartridge and
load an unused cartridge.
Press the tool fully against the
working surface.
Clean the tool.
Check the piston (see 9.3.2) and
replace it if necessary.
If the problem persists: contact
Hilti
Remove the cartridge strip and
cycle the tool (see 8.5).
Change the cartridge strip (use a
different / dry package if neces-
sary).
If the problem persists: service the
tool (see 9.3)