Hilti TE 30 Original Bedienungsanleitung Seite 22

TE 30-C-AVR
Chiseling
Forward / reverse
Note
Operate the forward / reverse selector switch only when the motor has stopped.
6 Care of the product
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.
▶ Keep the product, especially its grip surfaces, clean and free from oil and grease. Do not use
cleaning agents containing silicone.
▶ Never operate the product when the air vents are blocked. Clean the air vents carefully using a dry brush.
Do not allow foreign objects to enter the interior of the product.
▶ Clean the outside of the electric tool at regular intervals with a slightly damp cloth. Do not use a spray,
steam pressure cleaning equipment or running water for cleaning.
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 power tool doesn't start.
The tool cuts out while run-
ning.
No hammering action.
The combihammer doesn't
achieve full power.
The drill bit does not rotate.
16
Possible cause
Interruption in the electric supply.
The carbon brushes are worn out.
Drilling for too long at low speed.
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.
The control switch is not fully
pressed.
The function selector switch is not
engaged or is in the
or "Chisel adjustment" position.
Action to be taken
▶ Plug in another electric tool or
appliance and check whether it
works.
▶ Have the power tool checked by
a trained electrical specialist and
the carbon brushes replaced if
necessary.
▶ Release the control switch and
then press it again.
▶ 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.
▶ Press the control switch as far
as it will go.
▶ Set the function selector switch
"Chiseling" to "Drilling without hammering"
or "Hammer drilling"
6
7
.