Makita 8419B-2, Instruction Manual

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4
3. Hold power tool by insulated gripping
surfaces, when performing an operation where
the cutting accessory may contact hidden
wiring or its own cord.
Cutting accessory
contacting a "live" wire may make exposed metal
parts of the power tool "live" and could give the
operator an electric shock.
4. Always be sure you have a firm footing.
Be sure no one is below when using the tool in
high locations.
5. Hold the tool firmly with both hands.
6. Keep hands away from rotating parts.
7. Do not leave the tool running. Operate the tool
only when hand-held.
8. Do not touch the bit or the workpiece
immediately after operation; they may be
extremely hot and could burn your skin.
9. Some material contains chemicals which may
be toxic. Take caution to prevent dust
inhalation and skin contact. Follow material
supplier safety data.
SAVE THESE INSTRUCTIONS.
WARNING:
DO NOT let comfort or familiarity with product
(gained from repeated use) replace strict adherence
to safety rules for the subject product. MISUSE or
failure to follow the safety rules stated in this
instruction manual may cause serious personal
injury.
FUNCTIONAL DESCRIPTION
CAUTION:
•
Always be sure that the tool is switched off and
unplugged before adjusting or checking function on
the tool.
•
Before plugging in the tool, always check to see
that the switch trigger actuates properly and
returns to the "OFF" position when released.
Switch action
1
2
010520
To start the tool, simply pull the switch trigger. Release
the switch trigger to stop. For continuous operation, pull
the switch trigger and then push in the lock button. To
stop the tool from the locked position, pull the switch
trigger fully, then release it.
Speed change
1
010519
To change the tool speed, press the speed change
switch and slide it to the ''L'' position for low speed or the
''H'' position for high speed. If it does not slide easily, turn
the chuck slightly in either direction while sliding it.
Selecting the action mode
CAUTION:
•
Always turn the change ring fully to your desired
mode mark. If you operate the tool with the ring
halfway, the tool may be damaged.
Rotation with hammering
010514
For drilling in concrete, granite, tile, etc., turn the change
ring in the direction of multiple arrow indication. Be sure
to use a concrete and masonry drilling bit.
Rotation only
010515
1. Change ring
1. Change ring
1. Speed change
switch
1. Switch trigger
2. Lock button