Depth Gauge; Operation - Makita HR2450F Instruction Manual

1

1. Depth gauge

1. Dust cup

OPERATION

10
Depress the lock button and rotate the action mode changing
003577
knob to the
securely held in place by turning it slightly.
Depth gauge
001299
The depth gauge is convenient for drilling holes of uniform
depth. Loosen the side grip and insert the depth gauge into
the hole in the side grip. Adjust the depth gauge to the
desired depth and tighten the side grip.
NOTE:
• The depth gauge cannot be used at the position where
the depth gauge strikes against the gear housing.
Dust cup
001300
Use the dust cup to prevent dust from falling over the tool
and on yourself when performing overhead drilling opera-
1
tions. Attach the dust cup to the bit as shown in the figure.
The size of bits which the dust cup can be attached to is as
follows.
Hammer drilling operation
003579
Set the action mode changing knob 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 sev-
eral times, the hole will be cleaned out and normal drilling
may be resumed.
symbol. Then make sure that the bit is
Dust cup 5
6 mm (1/4") - 14.5 mm (9/16")
Dust cup 9 12 mm (15/32") - 16 mm (5/8")
Bit diameter
symbol.