Do not park the transport trolley on an incline.
Take care to ensure that the transport trolley stands in a steady, secure position.
Take care to use only safe transport routes.
1. Place the breaker on the locating pin on the transport trolley.
2. Secure the breaker during transport by closing the locking bar.
3. Push the chisel into the accessory tool holder until it engages.
8
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.
8.1
Troubleshooting
Trouble or fault
The breaker doesn't start.
The service indicator lights
red.
Service indicator flashes red.
"Ready for operation" indica-
tor flashes green.
No hammering action.
*2228668*
Possible cause
Electronics initialization in progress
(takes up to 4 seconds after plug-
ging in).
Interruption in the electricity supply
The electronic restart interlock is
activated after an interruption in
the electricity supply.
Generator in sleep mode
The detachable supply cord is not
plugged in correctly
The tool is faulty or servicing is due ▶ Have the product repaired only
Temporary fault
The voltage provided by the elec-
tric supply is too high.
Protection against overheating
The power tool is too cold
2228668
Action to be taken
▶ Switch the power tool off and
then on again.
▶ Plug in another electric tool or
appliance and check whether it
works.
▶ Switch the power tool off and
then on again.
▶ Apply a load to the generator
by connecting a second power
consumer (e.g. worklight).
Switch the tool off and then on
again.
▶ Fit the detachable supply cord
to the power tool correctly.
by Hilti Service.
▶ Wait 10 seconds for the flashing
to stop.
▶ If the flashing does not stop
within 10 seconds, unplug the
supply cord from the power
supply and wait for 2 minutes.
▶ If the flashing does not stop,
bring the product to Hilti
Service.
▶ Use a different power outlet.
Check the electric supply.
▶ Allow the product to cool down.
▶ Clean the air vents. Running
under no load is still possible.
▶ 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.
English
9