Troubleshooting - Hilti TE 60 Operating Instructions Manual

9 Troubleshooting

Fault
The power tool doesn't start.
No hammering action.
The power tool doesn't start
and the LED blinks red.
The power tool doesn't start
and the LED lights red.
The power tool doesn't start
and the indicator lamp blinks
yellow.
The power tool doesn't achieve
full power.
The drill bit doesn't rotate.
The drill bit / chisel can't be re-
leased from the chuck.
Possible cause
Interruption in the electric supply.
The supply cord or plug is defective.
Generator with sleep mode.
Other electrical fault.
The electronic restart interlock is acti-
vated after an interruption in the elec-
tric supply.
The control switch is defective.
The power tool is too cold.
A fault has occurred in the power tool.
The carbon brushes are worn.
The power tool has not been un-
locked (applies to tools with the theft
protection system (ATC)).
The extension cord is too long or its
gauge is inadequate.
The control switch is not pressed
fully.
The "Reduced power" button is active
(ATC).
The voltage provided by the electric
supply is too low.
The function selector switch is not
engaged or is in the "Chiseling" or
"Chisel adjustment" position.
The chuck is not pulled back fully.
The side handle is not fitted correctly.
Remedy
Plug in another electric appliance and
check whether it works.
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.
Have it checked by a trained electrical
specialist.
Switch the power tool off and on
again.
Have it checked by a trained electrical
specialist and replaced if necessary.
Allow the power tool to warm up to
the minimum operating temperature.
See section: 7.2.2 Hammer drilling 6
If necessary, the power tool should be
repaired by Hilti Service.
Have it checked by a trained electrical
specialist and replaced if necessary.
Use the TPS key to unlock the power
tool.
Use an extension cord of an
approved length and / or of adequate
gauge.
Press the control switch as far as it
will go.
Press the "Reduced power" button.
Connect the power tool to a different
power source.
Move the function selector switch to
the "Hammer drilling" position when
the motor has stopped.
Pull the chuck back as far as it will go
and remove the insert tool.
Release the side handle and refit
it correctly so that the clamping
band and side handle engage in the
groove.
en
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