Operation; Depth Gauge - Makita HR4003C Instruction Manual

Bit angle
(when chipping, scaling or demolishing)
2
014090
The bit can be secured at 24 different angles. To
change the bit angle, rotate the change lever so that the
pointer points to the
desired angle.
2
014091
Rotate the change lever so that the pointer points to
the symbol. Then make sure that the bit is securely
held in place by turning it slightly.

Depth gauge

2
1
014033
The depth gauge is convenient for drilling holes of
uniform depth.
Press and hold the lock button, and insert the depth
gauge into the hex hole.
1. Change lever
2. Pointer
1
symbol. Turn the bit to the
1. Change lever
2. Pointer
1
1. Depth gauge
2. Lock button
014135
Make sure the toothed side of the depth gauge faces
the marking.
Adjust the depth gauge by moving it back and forth
while pressing the lock button. After adjustment, release
the lock button to lock the depth gauge.
NOTE:
The depth gauge cannot be used at the position
•
where the depth gauge strikes against the gear
housing/motor housing.

OPERATION

CAUTION:
Make sure the work material is secured and not
•
unstable. Flown object may cause personal injury.
Do not pull the tool out forcibly even the bit gets
•
stuck. Loss of control may cause injury.
Hammer drilling operation
014030
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 pressure 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 you can continue drilling operation.
8
symbol.