7
Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable
to remedy the problem by yourself, please contact Hilti Service.
Trouble or fault
The breaker doesn't
start.
No hammering ac-
tion.
The breaker doesn't
achieve full power.
The chisel cannot
be released from the
chuck.
8
Disposal
Most of the materials from which Hilti tools and appliances are manu-
factured can be recycled. The materials must be correctly separated before
they can be recycled. In many countries, your old tools, machines or appli-
ances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti
representative for further information.
▶ Do not dispose of power tools, electronic equipment or batteries as
household waste!
10
English
Possible cause
Interruption in the elec-
tric supply.
The power tool is too
cold.
The extension cord is
too long or its gauge is
inadequate.
The control switch is not
fully pressed.
The chuck is not pulled
back fully.
Action to be taken
▶ Plug in another electric
tool or appliance
and check whether it
works.
▶ Bring the tip of the
accessory tool into
contact with the
working surface,
switch the power
tool on and allow it
to run. If necessary,
repeat the procedure
until the hammering
mechanism begins to
operate.
▶ Use an extension cord
of an approved length
and/or of adequate
gauge.
▶ Press the control
switch as far as it will
go.
▶ Pull the chuck back
as far as it will go and
remove the accessory
tool.
401137
*401137*