Hilti UD 16 Manual De Instrucciones página 13

NOTE
Depending on the type of chuck fitted, either the broad
adjusting ring or the rear gripping ring on the chuck must
be held securely by hand.
7.2.1.1 Opening the keyless chuck 4
1. Grip the rotatable sleeve.
2. Turn the sleeve counterclockwise.
NOTE First, the locking mechanism will be released
automatically.
3. Continue turning the sleeve until the insert tool is
released.
7.2.1.2 Closing the keyless chuck 5
1. Open the keyless chuck far enough to allow the
shank of the tool to be inserted.
2. Insert the shank of the tool in the keyless chuck.
3. Tighten the chuck by turning the rotatable sleeve
firmly in a clockwise direction.
4. After the jaws of the chuck begin to grip the tool,
continue turning the rotatable sleeve in a clockwise
direction until the keyless chuck engages and locks
automatically.
NOTE The chuck must be heard to engage (several
clicks).
7.2.2 Key chuck
CAUTION
Disconnect the mains plug from the power outlet.
NOTE
Use the key supplied to open the chuck and to tighten it
after inserting a tool.
7.2.2.1 Opening the key chuck 6
1. Insert the chuck key in one of the three holes pro-
vided in the chuck.
2. Open the chuck by turning the key in a counter-
clockwise direction.
3. Remove the tool from the chuck.
4. Remove the chuck key.
7.2.2.2 Closing the key chuck 7
1. Open the key chuck far enough to allow the shank
of the tool to be inserted.
2. Insert the shank of the tool in the chuck.
3. Close the jaws by turning the rotatable toothed ring
until the tool is gripped by the chuck.
4. Insert the chuck key in one of the three holes pro-
vided in the chuck.
5. Tighten the chuck by turning the chuck key in a
clockwise direction until the tool is held securely.
6. Remove the chuck key.
7.2.3 Possible applications
CAUTION
In accordance with the applications for which it is de-
signed, the power tool produces a high torque. Always
use the side handle and hold the power tool with both
hands. The user must be prepared for sudden sticking
and stalling of the insert tool.
CAUTION
If stalling occurs, switch off the motor immediately. The
power tool may suffer damage if stalled for longer than
2-3 seconds.
CAUTION
Do not operate the function selector switch while the
motor is running.
NOTE
The forward / reverse switch must be set to the "forward"
position.
7.2.3.1 Rotary drilling, 1st and 2nd gear 8
1. Turn the function selector switch to the 1st or 2nd
gear rotary drilling position until it engages. It may
be necessary to turn the drive spindle slightly.
2. Bring the side handle into the desired position and
check that it is fitted correctly and secured.
3. Plug the supply cord into the power outlet.
4. Position the power tool and drill bit at the point
where the hole is to be drilled.
5. Press the control switch slowly (drill at a low speed
until the drill bit centers itself in the hole).
6. Press the control switch fully to continue working at
full power.
7. Adjust the pressure applied to the power tool ac-
cording to the material you are working on. This will
ensure the optimum rate of drilling progress.
7.2.3.2 Mixing
1. Turn the function selector switch to the 1st gear
rotary drilling position until it engages. It may be
necessary to turn the drive spindle slightly.
2. Bring the side handle into the desired position and
check that it is fitted correctly and secured.
3. Plug the supply cord into the power outlet.
4. Position the mixing paddle in the container holding
the substance to be mixed.
5. To begin mixing, press the control switch slowly.
6. Press the control switch fully to continue working at
full power.
7. Guide the mixing paddle carefully in order to avoid
splashing and spillage.
7.2.3.3 Screwdriving
NOTE
Set the forward / reverse switch to suit the screwdriving
operation to be carried out.
1. Turn the function selector switch to the 1st or 2nd
gear rotary drilling position until it engages. It may
be necessary to turn the drive spindle slightly.
2. Bring the side handle into the desired position and
check that it is fitted correctly and secured.
3. Plug the supply cord into the power outlet.
en
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