Hilti DX 2 Operating Instructions Manual page 45

Fault
The nail bends.
Concrete spalling.
Damaged nail head.
The nail doesn't penetrate
deeply enough.
The nail doesn't hold in the
base material.
Possible cause
Hard surface (steel, concrete)
Hard and/or large aggregates in the
concrete.
A rebar is located just below the con-
crete surface.
Hard/old concrete.
Hard and/or large aggregates in the
concrete.
Driving power is too high.
Application limit exceeded (very hard
material).
The piston is damaged.
Driving power is too low.
Application limit exceeded (very hard
material).
The system is unsuitable.
The piston was in the wrong position.
Thin steel base material
Remedy
Use a more powerful cartridge.
Use a more powerful cartridge.
Use the DX 460 with DX-Kwik (pre-
drilling).
Use a shorter nail.
Use a nail with a higher application
limit.
Use the DX 460 with DX-Kwik (pre-
drilling).
Drive the fastener at a different posi-
tion.
Use a shorter nail.
Use a more powerful cartridge.
Use the DX 460 with DX-Kwik (pre-
drilling).
Use a less powerful cartridge.
Use a nail with a higher application
limit.
Change the piston.
Use a more powerful cartridge.
Use a nail with a higher application
limit.
Use a more powerful system, e.g.
DX 460.
Remove the cartridge strip and cycle
the tool.
See section: 8.5 Cycling the tool 5
Use a different cartridge.
Use a nail suitable for thin steel base
material.
Base material < 3 mm is not suitable
for DX.
en
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