Trouble or fault
The tool cannot be fired.
7.2
Problems with fasteners to be driven into steel
Malfunction
Damaged fastener head.
The fastener doesn't pene-
trate deep enough.
Fastener breakage.
The head of the fastener per-
forates the fastened material.
7.3
Problems with the cartridges
Malfunction
The cartridge strip doesn't
advance.
10
English
Printed: 02.08.2018 | Doc-Nr: PUB / 5292661 / 000 / 02
Possible cause
The tool was not pressed fully
against the working surface.
The magazine is not loaded.
Plastic fragments in the magazine.
The piston is incorrectly
positioned.
Nails in the magazine are not cor-
rectly positioned.
Possible cause
Driving power is too high.
The piston is damaged.
Driving power is too low.
The system is unsuitable.
Driving power is too low.
Driving power is too high.
Driving power is too high.
Possible cause
The cartridge strip is damaged.
The tool has too much built-up dirt
and residues.
The tool is damaged.
Action to be taken
▶ Press the tool fully against the
working surface.
▶ Load the magazine.
▶ Open the magazine, remove the
nail strip and plastic fragments.
▶ Remove the cartridge strip and
clean the tool.
▶ Check the piston and buffer and
replace if necessary.
▶ Reload the tool.
Action to be taken
▶ Reduce driving power (adjust
the power regulation wheel).
▶ Use a less powerful cartridge.
▶ Change the piston.
▶ Increase driving power (adjust
power regulating wheel).
▶ Use a more powerful cartridge.
▶ Use a more powerful system ,
e.g. DX 76 (PTR).
▶ Increase driving power (adjust
power regulating wheel).
▶ Use a more powerful cartridge.
▶ Reduce driving power (adjust
the power regulation wheel).
▶ Use a less powerful cartridge.
▶ Reduce driving power (adjust
the power regulation wheel).
▶ Use a less powerful cartridge.
Action to be taken
▶ Change the cartridge strip.
▶ Service the tool.
▶ If necessary, have the tool
checked by Hilti Service.
▶ If the problem persists, contact
Hilti Service.
2147995
*2147995*