Operation - Makita HR3200C Instruction Manual

OPERATION

CAUTION:
• Always use the side grip (auxiliary handle) and
firmly hold the tool by both side grip and switch
handle during operations.
Hammer drilling operation
Set the change lever to the
Position the bit at the desired location for the hole, then
pull the switch trigger. Do not force the tool. Light pres-
sure gives best results. Keep the tool in position and
prevent it from slipping away from the hole.
Do not apply more pressure when the hole becomes
clogged with chips or particles. Instead, run the tool at
an idle, then remove the bit partially from the hole. By
repeating this several times, the hole will be cleaned out
and normal drilling may be resumed.
CAUTION:
• When the bit begins to break through concrete
or if the bit strikes reinforcing rods embedded
in concrete, the tool may react dangerously.
Maintain good balance and safe footing while
holding the tool firmly with both hands to prevent
dangerous reaction.
Blow-out bulb (optional accessory)
► 1. Blow-out bulb
After drilling the hole, use the blow-out bulb to clean the
dust out of the hole.
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Chipping/Scaling/Demolition
Set the change lever to the
Hold the tool firmly with both hands. Turn the tool on
and apply slight pressure on the tool so that the tool will
not bounce around, uncontrolled. Pressing very hard on
the tool will not increase the efficiency.
Drilling in wood or metal
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► 1. Chuck adapter 2. Keyless drill chuck
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3
2
► 1. Spindle 2. Quick change drill chuck 3. Change
cover
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