Troubleshooting - Hilti TE 1000-AVR Original Operating Instructions

Indicator
en
8.4 Cleaning the dust shield
Clean the dust shield on the chuck with a dry, clean
cloth at regular intervals. Clean the sealing lip by wiping it
carefully and then grease it again lightly with Hilti grease.
8.5 Maintenance
WARNING
Repairs to the electrical section of the power tool may
be carried out only by trained electrical specialists.
Wait approx. 1 minute to allow dissipation of residual

9 Troubleshooting

Fault
The power tool doesn't start.
No hammering action.
The power tool doesn't start
and the service indicator lights
red.
24
Constant red light
Blinking red light
voltage before dismantling the power tool and removing
the electronics unit.
Check all external parts of the power tool for damage
at regular intervals and check that all controls operate
faultlessly. Do not operate the power tool if parts are
damaged or when the controls do not function faultlessly.
Have the appliance repaired by Hilti Service.
8.6 Checking the power tool after care and
After carrying out care and maintenance work on the
power tool, check that all protective and safety devices
are fitted and that they function faultlessly.
Possible cause
Initialization of the electronics is in
progress (takes up to approx. 4 sec.
after plugging in) or the electronic re-
starting interlock has become activ-
ated after an interruption in the elec-
tric supply.
Interruption in the electric supply.
The supply cord or plug is defective.
The control switch is defective.
Generator with sleep mode.
The supply cord is not correctly
plugged in to the power tool.
The power tool is too cold.
A fault has occurred in the power tool.
A fault has occurred in the power tool.
End of service interval - servicing is due.
After the lamp lights for the first time,
the power tool may continue to be used
for several hours before the automatic
cut-out is activated. To ensure that the
power tool is always ready for use, it
should be returned to Hilti for servicing
in good time.
See section "Troubleshooting".
maintenance
Remedy
Switch the power tool off and on
again.
Plug in another electric appliance and
check whether it works.
Have it checked by a trained electrical
specialist and replaced if necessary.
Have it checked by a trained electrical
specialist and replaced if necessary.
Apply a load to the generator by con-
necting another appliance (e.g. a
lamp). Subsequently switch the power
tool off and on again.
Connect the supply cord to the power
tool correctly.
See section: 6.2 Connecting the sup-
ply cord to the power tool 3
Allow the power tool to warm up to
the minimum operating temperature.
See section: 7.2.1 Chiseling
If necessary, the power tool should be
repaired by Hilti Service.
If necessary, the power tool should be
repaired by Hilti Service.