6 Care and maintenance
WARNING
Danger of electric shock! Carrying out care and maintenance while the supply cord is connected to
the power outlet presents a risk of serious injuries including burns.
▶ Always unplug the supply cord before carrying out all care and maintenance tasks.
Care
•
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
they can attack the plastic parts.
Maintenance
WARNING
Danger of electric shock! Improper repairs to electrical components may lead to serious injuries
including burns.
▶ Repairs to the electrical section of the tool or appliance may be carried out only by trained electrical
specialists.
•
At regular intervals, check all visible parts and the controls for signs of damage and make sure that they
all function correctly.
•
Do not operate the power tool if signs of damage are found or if parts malfunction. Have damage repaired
immediately by Hilti Service.
•
After cleaning and maintenance, refit all guards or protective devices and check that they function
correctly.
Note
To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables. Spare
parts, consumables and accessories approved by Hilti for use with the product can be found at your
local Hilti Center or online at: www.hilti.com
7 Transport and storage
•
Do not transport electric tools with accessory tools fitted.
•
Always unplug the supply cord before storing an electric tool or appliance.
•
Store tools and appliances in a dry place where they cannot be accessed by children or unauthorized
persons.
•
Check electric tools or appliances for damage after long periods of transport or storage.
8 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.
Trouble or fault
The power tool doesn't start.
The tool cuts out while run-
ning.
18
English
Printed: 27.06.2017 | Doc-Nr: PUB / 5151646 / 000 / 05
Possible cause
Interruption in the electric supply.
Electronics
The tool is overloaded (application
limits exceeded).
Interruption in the electric supply.
Action to be taken
▶ Plug in another electric tool or
appliance and check whether it
works.
▶ Reset the electronics by discon-
necting from the electric supply
for at least 1 minute.
▶ Select a tool that is suitable for
the intended purpose.
▶ Plug in another electric tool or
appliance and check whether it
works.