Hilti DX 460 Mode D'emploi page 38

Fault
Fastener penetrates too deeply
en
Fastener does not penetrate
deeply enough
Nail bends
Incorrect X-IE fastenings
Base material is spalling
32
Printed: 08.07.2013 | Doc-Nr: PUB / 5069834 / 000 / 02
Cause
■ Fastener too short
■ Driving power too high
■ Fastener too long
■ Driving power too low
■ Hard and/or large aggregate in
concrete
■ Rebar close to surface of
concrete
■ Hard surface (steel)
■ Wrong type of fastener used
■ Fastener driving power set incor-
rectly
■ Concrete contains hard and/or
large aggregates
■ Rebar located just beneath the
surface
■ Hard surface
■ High strength concrete
■ Hard and/or large aggregate in
concrete
■ Old concrete
MPossible remedies
■ Use longer fastener
■ Reduce power setting
■ Use lighter cartridge
■ Use shorter fastener
■ Increase power setting
■ Use heavier cartridge
■ Use shorter nail
■ Use a nail with a higher applicati-
on limit
■ Use DX-Kwik (predrill)
■ Change to single fasteners
■ Use a fastener with a length suit-
able for the insulation material to
be fastened
■ Adjust the fastener driving power
■ Use a more powerful cartridge
■ Stud application
Use spall stop:
X-SS....
■ Nail application
Use shorter nail
Use DX-Kwik (predrill)