•
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.
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.
Trouble or fault
The rotary hammer doesn't
start.
No hammering action.
The rotary hammer doesn't
achieve full power.
8
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.
▶ Do not dispose of power tools, electronic equipment or batteries as household waste!
9
Further information
For more information on operation,
qr.hilti.com/manual/?id=2121691&id=2121692
This link is also to be found at the end of the operating instructions, in the form of a QR code.
10
Manufacturer's warranty
▶ Please contact your local Hilti representative if you have questions about the warranty conditions.
8
English
Possible cause
Interruption in the electric supply.
The tool is too cold.
The function selector switch is set
to "Rotary drilling only"
The gauge (cross section) of the
extension cord conductors is inad-
equate.
technology,
environment and recycling,
Action to be taken
▶ Plug in another electric tool or
appliance and check whether it
works.
▶ Bring the tip of the drill bit
into contact with the working
surface, switch the rotary
hammer on and allow it to
run. If necessary, repeat the
procedure until the hammering
mechanism begins to operate.
▶ Set the function selector switch
.
to the "Hammer drilling" position
.
▶ Use an extension cord with
an adequate conductor cross
section.
2121691
*2121691*
follow this link: