Hilti DX 6 Serie Original Bedienungsanleitung Seite 38

Malfunction
The piston jams in the fas-
tener guide
The fastener guide in the
magazine jams
9.1 Problems with fasteners
Malfunction
Fastener driving depth varies
The fastener bends
The fastener is not driven
flush
32 English
Possible cause
The piston and/or buffer are dam-
aged.
Plastic fragments in the magazine.
Too much driving energy
Piston bent because tool fired
without fastener
The magazine is damaged.
Possible cause
Incorrect piston position
Excessive build-up of foreign mat-
ter on the fastening tool.
Piston bounce because driving
energy is too high.
Hard material (steel, concrete).
Hard and/or large aggregates in
the concrete.
A rebar is located just below the
concrete surface.
Wrong fastener.
Wrong power setting.
Hard and/or large aggregates in
the concrete.
Action to be taken
▶ Unscrew the magazine, check
the piston and buffer and
replace if necessary.
▶ Open the magazine, remove the
nail strip and plastic fragments.
▶ Turn the selector ring for driving
energy to reduce driving energy.
▶ Avoid firing the tool without a
fastener loaded.
▶ Check the straightness of the
piston; replace if necessary.
▶ Replace the magazine.
Action to be taken
▶ Remove the cartridge strip and
service the tool.
▶ Check the piston and buffer and
replace if necessary.
▶ Clean the fastening tool.
▶ If necessary, have the fastening
tool checked by Hilti Service.
▶ Turn the selector ring for driving
energy to reduce driving energy.
▶ Turn the selector ring for driving
energy to increase driving
energy.
▶ Use a shorter nail.
▶ Use a nail with a higher
application limit.
▶ For concrete: Use the DX-Kwik
method (predrilling) → see the
'Direct Fastening Technology
Manual'.
▶ Use the DX-Kwik method
(predrilling).
▶ Drive the fastener at a different
position.
▶ Match the length of the fastener
to the thickness of the compo-
nent.
▶ Change the energy setting on
the fastening tool.
▶ Use the DX-Kwik method
(predrilling).
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