Features - Urrea RM912 Manual De Usuario Y Garantía

• Do not touch the workpiece immediately
after operation. It may be extremely hot, and
could burn the skin.

FEATURES

KNOW YOUR TOOL
Before attempting to use this hammer drill, be-
come familiar with all of its operating features
and safety requirements.
WARNING: Do not allow familiarity with the
hammer drill to cause carelessness.
Remember that a fraction of a second of care-
lessness is enough to inflict severe injury.
1. HAMMER DRILL/DRILL SWITCH
2. TRIGGER SWITCH
3. LOCK-ON BUTTON
4. FORWARD/REVERSE SWITCH
5. LED LIGHT
6. AUXILIARY HANDLE
7. CHUCK
8. DEPTH GAUGE
9. MECHANICAL SPEED-ADJUSTMENT KNOB
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7
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INSTALLING AND REMOVING DRILL BITS
To install:
1. To open the
chuck jaws, place
the chuck key in
one of the three
holes located on
the chuck. Turn
the key counter-
clockwise.
2. Insert the bit into the chuck jaws. Centre the
bit in the chuck jaws, and tighten the bit by
hand to align the chuck jaws.
3. To close the chuck jaws, place the chuck key
in one of the three holes in the chuck. Turn the
chuck key clockwise until the chuck is tight-
ened securely.
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5
4
2
3
E N G L I S H •
To remove:
1. Insert the chuck key into one of the holes in
the chuck.
2. Turn the chuck key counter-clockwise to
loosen the chuck.
3. Remove the bit.
WARNING: Do not attempt to tighten the
chuck by gripping the front part and turning
the drill on. Damage to the tool and personal
injury may result. Be sure to tighten the chuck
with the chuck key.
INSTALLING THE
AUXILIARY HANDLE
Loosen the auxiliary
handle by turning it
c o u n t e r- c l o c k w i s e .
Rotate the handle to
any position, and then
tighten the handle.
INSTALLING
THE DEPTH GAUGE
Loosen the knob, ad-
just the depth gauge
to the desired posi-
tion, and then tighten
the knob.
MECHANICAL SPEED ADJUSTMENT KNOB
Adjust the mechanical variablespeed knob in
either direction, as shown. The speed ranges
for the two directions are as follows:
On setting "I", the speed range is 0-1080 RPM
and 0-18000 BPM.
On setting "II", the speed range is 0-3000 RPM
and 0-48000BPM.
NOTE: After adjusting the mechanical speed-
adjustment knob, depress the trigger switch
to start the drill, gradually increasing speed in
order to allow the tool to run freely. And refer-
ence the trouble shooting if necessary.
HAMMER DRILL/
DRILL SWITCH
Set to ("drill") to drill
holes in wood or
metal. Set to ("ham-
mer drill") to drill
holes in concrete.
U se r's m a nua l
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