Troubleshooting; Service Indicator - Hilti TE 3000-AVR Operating Instructions Manual

8.3 Service indicator

NOTE
The power tool is equipped with a service indicator.
Indicator
en
8.4 Maintenance
WARNING
Repairs to the electrical section of the power tool may
be carried out only by trained electrical specialists.
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

9 Troubleshooting

Fault
The power tool doesn't start.
No hammering action.
The power tool doesn't start or
cuts out during operation and
the LED blinks red.
The power tool doesn't start or
cuts out during operation and
the LED lights red constantly.
The power tool doesn't start
and the indicator lamp blinks
yellow.
The power tool doesn't start or
cuts out during operation.
10
Constant red light
damaged or when the controls do not function faultlessly.
If necessary, the power tool should be repaired by Hilti
Service.
8.5 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
Electronics initialization in progress
(takes up to 4 seconds after plugging
in).
Interruption in the electric supply.
The supply cord or plug is defective.
Generator with sleep mode.
The power tool is too cold.
A fault has occurred in the power tool.
Temporary fault (e.g. overheating or
overvoltage).
Advance warning of need for servic-
ing.
The power tool has not been un-
locked (power tools with optional theft
protection system).
The extension cord is too long or its
gauge is inadequate.
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.
maintenance
Remedy
Switch the power tool off and on
again.
Plug in another electric appliance and
check whether it works.
Replace with a new TE 3000‑AVR
detachable supply cord or have it
checked by an electrical specialist
and replace 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.
Allow the power tool to warm up to
the minimum operating temperature.
See section: 7.2.2 Chiseling
If necessary, the power tool should be
repaired by Hilti Service.
Release the switch and allow the
power tool to cool down or connect
it to a different electric supply.
Have the power tool serviced or re-
paired by Hilti Service.
Use the TPS key to unlock the power
tool.
Use an extension cord of an
approved length and / or of adequate
gauge.