Care And Maintenance; Troubleshooting - Hilti C 4/12-50 Manual De Instrucciones

7 Care and maintenance

CAUTION
Disconnect the supply cord plug from the power outlet.
7.1 Care of the appliance
CAUTION
Keep the appliance, especially its grip surfaces, clean and free from oil
and grease. Do not use cleaning agents which contain silicone.
The outer casing of the appliance is made from impact-resistant plastic.
Clean the outside of the appliance at regular intervals with a slightly damp
cleaning cloth. Do not use a spray, pressure jet washer or running water for
cleaning. This may negatively affect the electrical safety of the appliance.
7.2 Maintenance
WARNING
Repairs to electrical parts and replacement of the supply cord may be
carried out only by trained electrical specialists.
Check all external parts of the appliance for damage and correct functioning
at regular intervals. Do not operate the appliance if parts are damaged or if
it malfunctions in any way. If necessary, have the appliance checked by a
Hilti Service Center.
7.3 Checking the appliance after care and maintenance
After carrying out care and maintenance work on the appliance, check that
all protective and safety devices are fitted and that they function faultlessly.

8 Troubleshooting

Fault
LED 1 and LED 2
don't light.
LED 1 blinks red,
LED 2 doesn't light.
Printed: 03.12.2015 | Doc-Nr: PUB / 5170386 / 000 / 01
Possible cause
The charger is not con-
nected to the electric
supply.
The charger is defective. Have the charger
The battery is too cold or
too hot.
Remedy
Connect the charger to
the electric supply.
checked by Hilti Service.
Wait until the battery has
reached the required
temperature.
en
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