Hilti HDE 500-A22 Original Bedienungsanleitung Seite 24

6 Care and maintenance of cordless tools
WARNING
Risk of injury with battery inserted !
▶ Always remove the battery before carrying out care and maintenance tasks!
Care and maintenance of the tool
• Carefully remove stubborn dirt from the tool.
• Clean the air vents carefully with a dry brush.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these may attack the plastic parts.
Care of the Li­ion batteries
• Keep the battery free from oil and grease.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these may attack the plastic parts.
• Avoid ingress of moisture.
Maintenance
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all
function correctly.
• Do not operate the cordless tool if signs of damage are found or if parts malfunction. Have the tool
repaired by Hilti Service immediately.
• After cleaning and maintenance, fit all guards or protective devices and check that they function correctly.
7 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.
7.1 Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by
yourself, contact Hilti Service.
Trouble or fault
The power tool does not
work.
The power tool does not work
and all four LEDs flash.
The power tool does not work
and one LED flashes.
The battery runs down more
quickly than usual.
The battery does not engage
with an audible double click.
16 English
Printed: 03.08.2018 | Doc-Nr: PUB / 5069934 / 000 / 08
Possible cause
The battery is not fully inserted.
Low battery.
The dispensing mode selector
switch is set to "0"
The overload cut-out is activated;
mortar in the mixing nozzle has
hardened
The overload cut-out is activated;
dispensing pressure required is too
high for the tool
Foil pack empty
Low battery.
The battery is too hot or too cold.
Very low ambient temperature.
The retaining lugs on the battery
are dirty.
Action to be taken
▶ Push the battery in until it
engages with an audible double
click.
▶ Change the battery and charge
the empty battery.
▶ Select the desired dispensing
volume.
▶ Replace the static mixer (mixing
nozzle).
▶ Increase the foil pack temper-
ature. Select the power tool to
suit the application.
▶ Replace the empty foil pack.
▶ Change the battery and charge
the empty battery.
▶ Change the battery.
▶ Allow the battery to warm up
slowly to room temperature.
▶ Clean the retaining lugs and
push the battery in until it
engages. Contact Hilti Service
if the problem persists.
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