Troubleshooting - Hilti TE 300-A36 Original Operating Instructions

▶ Check the tool and batteries for damage before use after long periods of storage.
9

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.
9.1 The breaker is in working order
Trouble or fault
The battery runs down more
quickly than usual.
The battery doesn't engage
with an audible click.
The power tool doesn't start.
Product switches off auto-
matically.
The power tool or battery
gets very hot.
The accessory tool can't be
released.
9.2 The breaker is not in working order
Malfunction
No LEDs light.
1 LED flashes.
4 LEDs blink.
10 Disposal
Most of the materials from which Hilti tools and appliances are manufactured can be recycled. The
materials must be correctly separated before they can be recycled. In many countries, your old tools,
machines or appliances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti representative
for further information.
2201962
*2201962*
Possible cause
Battery condition is not optimal.
The retaining lugs on the battery
are dirty.
The permissible operating temper-
ature of the combihammer's elec-
tronics has been exceeded.
The battery is discharged.
The overload cut-out has been
activated.
Electrical fault.
The product is overloaded (appli-
cation limit exceeded).
The chuck is not pulled back fully.
Possible cause
The battery is not fully inserted.
The battery is discharged.
The battery is too hot or too cold.
The battery is discharged.
The battery is too hot or too cold.
Product momentarily overloaded.
Protection against overheating.
Action to be taken
▶ Replace the battery.
▶ Clean the retaining lugs and refit
the battery.
▶ Allow the combihammer to cool
down.
▶ Change the battery and charge
the empty battery.
▶ Release the control switch.
Allow the product to cool down.
Press the control switch again.
▶ Immediately switch off the
product. Remove the battery
and keep it under observation.
Allow it to cool down. Contact
Hilti service.
▶ Select a tool that is suitable for
the intended purpose.
▶ Pull the chuck back as far
as it will go and remove the
accessory tool.
Action to be taken
▶ Push the battery in until it
engages with a click.
▶ Change the battery and charge
the empty battery.
▶ Bring the battery to the recom-
mended working temperature.
▶ Change the battery and charge
the empty battery.
▶ Bring the battery to the recom-
mended working temperature.
▶ Release the control switch and
then press it again.
▶ Allow the product to cool down
and clean the air vents.
English 9