Makita DHR183 Instruction Manual page 13

Installing or removing drill bit
Grease
Clean the shank end of the bit and apply grease before
installing the bit.
Coat the shank end of the bit beforehand with a small
amount of grease (about 0.5 - 1 g). This chuck lubrica-
tion assures smooth action and longer service life.
► Fig.10: 1. Shank end 2. Grease
Insert the drill bit into the tool. Turn the drill bit and push
it in until it engages.
After installing the drill bit, always make sure that the
drill bit is securely held in place by trying to pull it out.
► Fig.11: 1. Drill bit
To remove the drill bit, push the chuck cover down all
the way and pull the drill bit out.
► Fig.12: 1. Drill bit 2. Chuck cover
Depth gauge
The depth gauge is convenient for drilling holes of
uniform depth.
Press and hold the lock button, and then insert the
depth gauge into the hole. Make sure that the toothed
side of the depth gauge faces the marking.
► Fig.13: 1. Depth gauge 2. Lock button 3. Marking
4. Toothed side
Adjust the depth gauge by moving it back and forth
while pressing the lock button. After the adjustment,
release the lock button to lock the depth gauge.
NOTE: Make sure that the depth gauge does not
touch the main body of the tool when attaching it.
Dust cup
Optional accessory
Use the dust cup to prevent dust from falling over the
tool and on yourself when performing overhead drilling
operations. 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.
Model
Dust cup 5
Dust cup 9
► Fig.14: 1. Dust cup
Bit diameter
6 mm - 14.5 mm
12 mm - 16 mm
Dust cup set
Optional accessory
Installing the dust cup set
Do not use the dust cup set when drill-
NOTICE:
ing in metal or similar. It may damage the dust cup
set due to the heat produced by small metal dust or
similar. Do not install or remove the dust cup set with
the drill bit installed in the tool. It may damage the
dust cup set and cause dust leak.
Before installing the dust cup set, remove the drill bit
from the tool if installed.
1.
Loosen the thumb screw on the side grip.
2.
Install the dust cup set so that the claws of the
dust cup fit in the slits on the side grip.
► Fig.15: 1. Dust cup set 2. Side grip
3.
Install the side grip so that the groove on the grip
fit in the protrusion on the tool. Tighten the thumb screw
to secure the side grip.
► Fig.16: 1. Side grip 2. Groove 3. Protrusion
NOTE: If you connect a vacuum cleaner to the dust
cup set, remove the dust cap before connecting it.
► Fig.17: 1. Dust cap
Removing the drill bit
To remove the drill bit, pull the chuck cover down all the
way and pull the drill bit out.
► Fig.18: 1. Drill bit 2. Chuck cover
Removing the dust cup set
To remove the dust cup set, follow the steps below.
1.
Loosen the thumb screw on the side grip. Remove
the side grip from the tool.
► Fig.19: 1. Thumb screw
2.
Hold the root of dust cup and pull it out.
NOTE: If it is difficult to remove the dust cup set,
remove the claws of the dust cup one by one by
swinging and pulling the root of the dust cup.
► Fig.20: 1. Dust cup
NOTE: If the cap comes off from the dust cup set,
place it back to the original position.
To place the cap back to the original position, follow the
steps below.
1.
Turn the bellows counterclockwise and remove it
from the dust cup set attachment unit while the bellows
is unlocked.
► Fig.21: 1. Bellows 2. Attachment unit
2.
Set the cap back in place with its lettered side
facing upwards.
► Fig.22: 1. Cap 2. Attachment unit
3. Be sure that the grooves around the cap well fit in
the lips of the upper opening of the attachment unit.
13 ENGLISH