Hilti DX 5 Original Operating Instructions page 20

Malfunction
Damaged fastener head.
7.3 Problems with fasteners to be driven into steel
Malfunction
Damaged fastener head.
The fastener doesn't pene-
trate deep enough.
The fastener doesn't hold in
the base material.
Fastener breakage.
12 English
Printed: 29.09.2017 | Doc-Nr: PUB / 5292579 / 000 / 01
Possible cause
The wrong piston has been fitted.
The piston is damaged.
Possible cause
Driving power is too high.
The wrong piston has been fitted.
The piston is damaged.
Driving power is too low.
The application limits have been
exceeded (very hard material).
The system is unsuitable.
Thin supporting steel (4­5 mm).
Driving power is too low.
The application limits have been
exceeded (very hard material).
Driving power is too high.
Action to be taken
▶ Check that the right combina-
tion of piston and fastener is
used.
▶ Change the piston.
Action to be taken
▶ Reduce driving power (adjust
the power regulating wheel).
▶ Use a less powerful cartridge.
▶ Use the nails with a "top hat".
▶ Use the nails with a washer.
▶ Check that the right combina-
tion of piston and fastener is
used.
▶ Change the piston.
▶ Increase driving power (adjust
power regulating wheel).
▶ Use a more powerful cartridge.
▶ Use a nail with a higher
application limit.
▶ Use the single-fastener tool
instead of the magazine tool.
▶ Use shorter nails.
▶ Use a more powerful system ,
e.g. DX 76 (PTR).
▶ Use a different power setting or
different cartridge power level.
▶ Use a nail suitable for thin
supporting steel.
▶ Increase driving power (adjust
power regulating wheel).
▶ Use a more powerful cartridge.
▶ Use a nail with a higher
application limit.
▶ Use the single-fastener tool
instead of the magazine tool.
▶ Use shorter nails.
▶ Reduce driving power (adjust
the power regulating wheel).
▶ Use a less powerful cartridge.
▶ Use the nails with a "top hat".
▶ Use the nails with a washer.