Operation - Makita HR4002 Instruction Manual

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If the bit cannot be pushed in, remove the bit. Pull the
chuck cover down a couple of times. Then insert the bit
again. Turn the bit and push it in until it engages.
After installing, always make sure that the bit is securely
held in place by trying to pull it out.
To remove the bit, pull the chuck cover down all the way
and pull the bit out.
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Bit angle (when chipping, scaling or
demolishing)
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The bit can be secured at 12 different angles. To change
the bit angle, depress the lock button and rotate the
change lever so that the pointer points to the
Turn the bit to the desired angle.
Depress the lock button and rotate the change lever so
that the pointer points to the
that the bit is securely held in place by turning it slightly.
1. Bit
2. Chuck cover
1. Bit
2. Chuck cover
1. Pointer
2
2. Change lever
3. Lock button
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symbol. Then make sure
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Depth gauge
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The depth gauge is convenient for drilling holes of
uniform depth. Insert the depth gauge into the hole in the
grip base. Adjust the depth gauge to the desired depth
and then tighten the clamp screw to secure the depth
gauge.
The depth gauge is convenient for drilling holes of
uniform depth. Loosen the clamp screw and adjust the
depth gauge to the desired depth. After adjusting,
tighten the clamp screw firmly.
NOTE:
The depth gauge cannot be used at the position
•
where the depth gauge strikes against the tool
body.
The depth gauge cannot be used at the position
•
where the depth gauge strikes against the gear
housing/motor housing.

OPERATION

Hammer drilling operation
symbol.
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3
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3
1. Pointer
2. Change lever
3. Lock button
1. Depth gauge
2. Clamp screw
3. Grip base