Operation - Hilti TE 2-A Original Operating Instructions

7. Operation

Noise is emitted by the tool and the
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drilling or screwdriving procedure.
Excessive noise may damage the
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hearing.
Wear ear protection.
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The drilling or screwdriving procedure
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may cause the material to splinter.
Splintering material may cause injury
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to the body, respiratory passages and
the eyes.
Wear eye and breathing protection.
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7.1 Setting forward or reverse rotation
The direction of rotation can be selected by operating
the forward / reverse push switch
vents operation of the switch while the motor is run-
ning. When in the middle position, the on / off switch
is locked.
– Forward rotation: Push the forward / reverse switch
to the right (as seen from the direction in which the
tool is used).
– Reverse rotation: Push the forward / reverse switch
to the left (as seen from the direction in which the tool
is used).
7.2 Screwdriving using the bit adaptor
1.Insert the bit adaptor with TE-C connection end in the
chuck and lock the chuck.
2.Turn the function selector switch to the "drilling" sym-
bol.
3.Set the forward / reverse switch to the desired direc-
tion of rotation.
7.3 Hammer drilling
1. Set the forward / reverse switch to forward rotation
.
2. Turn the function selector switch to the "hammer
drilling" symbol .
7.4 Drilling using the quick-release chuck
1. Insert the quick-release chuck with TE-C connection
end in the chuck and lock the chuck.
2. Turn the function selector switch to the "drilling"
symbol.
-CAUTION-
A high torque may be transferred to the operator if the
tool stalls while drilling with large-diameter drill bits
and hole saws. Always hold the tool with both hands
on the grips provided.
Printed: 07.07.2013 | Doc-Nr: PUB / 5137393 / 000 / 00
-CAUTION-
-CAUTION-
. An interlock pre-
7.5 Switching on and off
Should a sticking drill bit cause the motor to stall for
longer than 2–3 seconds, the tool must be switched
off in order to avoid damage to it.
1. Use the forward / reverse switch to select the direc-
tion of rotation.
2. The speed of the tool can be controlled smoothly
between zero and maximum by pressing the on / off
switch slowly.
7.6 Removing the battery (2-finger operation)
1. Press in both release buttons.
2. Pull the battery downwards out of the tool.
7.7 Fitting the battery
Use only Hilti B24/2.0 NiCd, B24/2.4 NiCd or B24/3.0
NiMH batteries.
1. Push the battery into the tool from below until it is
heard to engage.
7.8 Charging the battery
The battery cannot be charged through the belt adap-
tor.
Use only the Hilti C 7/24, C 7/36-ACS or TCU 7/36 charg-
ers.
Incorrect use may lead to electric shocks, overheating
of the battery or leakage of a caustic liquid from the bat-
tery.
Read the operating instructions for the charger before
beginning charging.
7.9 Changing the insert tool
The cutting edges of the insert tools
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are sharp. The insert tools may also
become hot during use.
There is a risk of cutting or burning
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the fingers and hands.
Wear protective gloves when chang-
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ing insert tools.
7.9.1 Fitting the insert tool
1. Remove the battery from the tool.
2. Check that the connection end of the insert tool is
clean and lightly greased. Clean and grease the con-
nection end if necessary.
3. Check that the sealing lip of the dust shield is clean
and in good condition. Clean the dust shield if nec-
essary or replace the sealing lip if damaged.
-CAUTION-
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