*2253454*
2253454
English
13
Trouble or fault
Possible cause
Action to be taken
Exhaust gas piston return unit
jammed. The fastening tool
remains compressed.
Build-up of combustion residues.
▶
Service the tool.
▶
Clean the cartridge chamber.
▶
Insert new cartridge strip.
Jamming due to dirt or fragments
of concrete.
▶
Free the jammed components.
▶
Contact
Hilti
Service if the fault
/ error persists.
The piston jams in the fas-
tener guide
The piston and/or buffer are dam-
aged.
▶
Unscrew the magazine, check
the piston and buffer and
replace if necessary.
Too much driving energy
▶
Turn the selector ring for driving
energy to reduce driving energy.
Piston bent because tool fired
without fastener
▶
Avoid firing the tool without a
fastener loaded.
▶
Check the straightness of the
piston; replace if necessary.
Fastening tool cannot be fired Fastening tool was not pressed
fully against the working surface.
▶
Press the fastening tool fully
against the working surface.
Incorrect piston position (piston
not in initial position when firing
triggered)
▶
Remove the cartridge strip and
service the tool.
▶
Check piston and buffer.
Fastener guide is not correctly en-
gaged.
▶
Turn the fastener guide or the
magazine until it engages with
an audible click. → page 7.
Piston bounce because driving
energy is too high.
▶
Turn the selector ring for driving
energy to reduce driving energy.
9.1
Problems with fasteners in steel
Malfunction
Possible cause
Action to be taken
The fastener doesn’t pene-
trate deep enough
Driving energy too low
▶
Turn the selector ring for driving
energy to increase driving
energy.
▶
Use an extra-strong cartridge.
The application limits have been
exceeded (very hard material).
▶
Use a more powerful system,
e.g. DX 76 (PTR), with corre-
sponding suitable fasteners.
Piston bounce because driving
energy is too high.
▶
Turn the selector ring for driving
energy to reduce driving energy.
The fastener doesn’t hold in
the base material
Thin supporting steel (45 mm)
▶
Use a different power setting or
different cartridge power level.
Fastener driving depth varies
Incorrect piston position
▶
Remove the cartridge strip and
service the tool.
▶
Check the piston and buffer and
replace if necessary.
Excessive build-up of foreign mat-
ter on the fastening tool.
▶
Clean the fastening tool.
▶
If necessary, have the fastening
tool checked by
Hilti
Service.
Summary of Contents for DX 6-GR
Page 1: ...DX 6 GR English 1 Fran ais 15 Espa ol 31 Portugu s 46...
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Page 72: ...Hilti registered trademark of Hilti Corp Schaan Pos 3 20210225 2253454 2253454...