5.2.4
Chiseling
8
▶ Set the function selector switch to the
6
Care and maintenance
WARNING
Electric shock hazard! Attempting care and maintenance with the supply cord connected to a power outlet
can lead to severe injury and burns.
▶ Always unplug the supply cord before carrying out care and maintenance tasks.
Care
•
Carefully remove any dirt that may be adhering to parts.
•
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.
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.
•
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 product if signs of damage are found or if parts malfunction. Have it repaired
immediately by Hilti Service.
•
After cleaning and maintenance, fit all guards or protective devices and check that they function correctly.
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 Store or online at: www.hilti.group.
6.1
Cleaning the dust shield
▶ Clean the dust shield on the chuck with a dry, clean cloth at regular intervals.
▶ Clean the sealing lip by wiping it carefully and then grease it again lightly with Hilti grease.
▶ It is essential that the dust shield is replaced if the sealing lip is damaged.
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.
8.1
Troubleshooting
Trouble or fault
Product does not start.
20
English
position.
Possible cause
Interruption in the electric supply.
Action to be taken
▶ Plug in another electric tool or
appliance and check whether it
works.
2244431
*2244431*